Publications
| Title | Abstract | Year Filter | PMID(sorted descending) Filter |
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| effect of biochar on alleviation of cadmium toxicity in wheat (triticum aestivum l.) grown on cd-contaminated saline soil. | soil degradation by salinity and accumulation of trace elements such as cadmium (cd) in the soils are expected to become one of the most critical issues hindering sustainable production and feeding the increasing population. biochar (bc) has been known to protect the plants against soil salinity and heavy metal stress. a soil culture study was performed to evaluate the effect of bc on wheat (triticum aestivum l.) growth, biomass, and reducing cd and sodium (na) uptake grown in cd-contaminated sa ... | 2017 | 28397121 |
| chromosomal localization of genes conferring desirable agronomic traits from agropyron cristatum chromosome 1p. | agropyron cristatum (l.) gaertn. (2n = 4x = 28, pppp), a wild relative of common wheat, possesses many potentially valuable genes for wheat breeding. to transfer these genes into wheat, a series of wheat-a. cristatum derivatives have been obtained in our laboratory. in this study, a wheat-a. cristatum derivative ii-3-1 was obtained, which was proven to contain a 1p (1a) disomic substitution and 2p disomic addition line with 40 wheat chromosomes and two pairs of a. cristatum chromosomes by genomi ... | 2017 | 28394901 |
| genomic and pedigree-based prediction for leaf, stem, and stripe rust resistance in wheat. | genomic prediction for seedling and adult plant resistance to wheat rusts was compared to prediction using few markers as fixed effects in a least-squares approach and pedigree-based prediction. the unceasing plant-pathogen arms race and ephemeral nature of some rust resistance genes have been challenging for wheat (triticum aestivum l.) breeding programs and farmers. hence, it is important to devise strategies for effective evaluation and exploitation of quantitative rust resistance. one promis ... | 2017 | 28393303 |
| molecular characterization and variation of the celiac disease epitope domains among α-gliadin genes in aegilops tauschii. | to explore the distribution and quantity of toxic epitopes in α-gliadins from aegilops tauschii, a total of 133 complete α-gliadin coding sequences were obtained, including 69 pseudogenes with at least one premature stop codon and 64 genes with complete open reading frames (orfs). plenty of deletions and single amino acid substitutions were found in the 4 celiac disease (cd) toxic epitope domains through multiple alignments, in which the sequence of dq2.5-glia-α2 demonstrated the most significan ... | 2017 | 28391694 |
| osmopriming with cacl2 improves wheat (triticum aestivum l.) production under water-limited environments. | this 2-year field study investigates the potential of seed priming to mitigate losses caused by drought stress at different phenophases of wheat. wheat seeds were soaked either in distilled water or in aerated solution of cacl2 (ψs -1.25 mpa) for 18 h to accomplish hydropriming and osmopriming, respectively. the soil moisture was maintained at 90-100% field capacity (well-watered) or 45-50% field capacity at vegetative (vegetative drought) and reproductive (terminal drought) phases. allometric t ... | 2017 | 28391467 |
| analysis of allopolyploidy-induced rapid genetic and epigenetic changes and their relationship in wheat. | we used the conventional and methylation-sensitive randomly amplified polymorphic dna (rapd) and inter-simple sequence repeat (issr) analyses to assess genome-wide changes and explore the relationships between genetic and epigenetic variations among individuals of a newly synthesized allohexaploid wheat line whose genomic constitution is identical to that of the natural common wheat, compared with its parent plants and a natural counterpart named chinese spring. we found rapid, extensive, and pr ... | 2017 | 28387874 |
| wheatgrass extract inhibits hypoxia-inducible factor-1-mediated epithelial-mesenchymal transition in a549 cells. | epithelial-mesenchymal transition (emt) is involved in not only cancer development and metastasis but also non-cancerous conditions. hypoxia is one of the proposed critical factors contributing to formation of chronic rhinosinusitis or nasal polyposis. wheatgrass (triticum aestivum) has antioxidant, anti-aging, and anti-inflammatory effects. in this study, we analyzed whether wheatgrass has an inhibitory effect on the emt process in airway epithelial cells. | 2017 | 28386380 |
| a curated gluten protein sequence database to support development of proteomics methods for determination of gluten in gluten-free foods. | the unique physiochemical properties of wheat gluten enable a diverse range of food products to be manufactured. however, gluten triggers coeliac disease, a condition which is treated using a gluten-free diet. analytical methods are required to confirm if foods are gluten-free, but current immunoassay-based methods can unreliable and proteomic methods offer an alternative but require comprehensive and well annotated sequence databases which are lacking for gluten. a manually a curated database ( ... | 2017 | 28385663 |
| molecular mapping of the grain iron and zinc concentration, protein content and thousand kernel weight in wheat (triticum aestivum l.). | genomic regions responsible for accumulation of grain iron concentration (fe), grain zinc concentration (zn), grain protein content (pc) and thousand kernel weight (tkw) were investigated in 286 recombinant inbred lines (rils) derived from a cross between an old indian wheat variety wh542 and a synthetic derivative (triticum dicoccon pi94624/aegilops squarrosa [409]//bcn). rils were grown in six environments and evaluated for fe, zn, pc, and tkw. the population showed the continuous distribution ... | 2017 | 28384292 |
| salt-induced tissue-specific cytosine methylation downregulates expression of hkt genes in contrasting wheat (triticum aestivum l.) genotypes. | plants have evolved several strategies, including regulation of genes through epigenetic modifications, to cope with environmental stresses. dna methylation is dynamically regulated through the methylation and demethylation of cytosine in response to environmental perturbations. high-affinity potassium transporters (hkts) have accounted for the homeostasis of sodium and potassium ions in plants under salt stress. wheat (triticum aestivum l.) is sensitive to soil salinity, which impedes its growt ... | 2017 | 28384069 |
| uncertainty in measurements of the photorespiratory co2 compensation point and its impact on models of leaf photosynthesis. | rates of carbon dioxide assimilation through photosynthesis are readily modeled using the farquhar, von caemmerer, and berry (fvcb) model based on the biochemistry of the initial rubisco-catalyzed reaction of net c3 photosynthesis. as models of co2 assimilation rate are used more broadly for simulating photosynthesis among species and across scales, it is increasingly important that their temperature dependencies are accurately parameterized. a vital component of the fvcb model, the photorespira ... | 2017 | 28382593 |
| characterization of pyrenophora tritici-repentis (tan spot of wheat) races in baltic states and romania. | tan spot, caused by the fungus pyrenophora triticirepentis, is economically important foliar disease in latvia, lithuania, and romania; however, race structure from baltic states and romania is not known. in this study, we performed genotypic and phenotypic race characterization of a large collection of p. triticirepentis isolates from these countries to determine race structure and utilize this information for better disease management and breeding wheat for tan spot resistance. we characterize ... | 2017 | 28381960 |
| insights into tan spot and stem rust resistance and susceptibility by studying the pre-green revolution global collection of wheat. | tan spot (ts), caused by the fungus pyrenophora tritici-repentis (died) drechs, is an important foliar disease of wheat and has become a threat to world wheat production since the 1970s. in this study a globally diverse pre-1940s collection of 247 wheat genotypes was evaluated against ptr toxa, p. tritici-repentis race 1, and stem rust to determine if; (i) acquisition of ptr toxa by the p. tritici-repentis from stagonospora nodorum led to increased pathogen virulence or (ii) incorporation of ts ... | 2017 | 28381959 |
| adp-glucose pyrophosphorylase genes, associated with kernel weight, underwent selection during wheat domestication and breeding. | adp-glucose pyrophosphorylase, comprising two small subunits and two large subunits, is considered a key enzyme in the endosperm starch synthesis pathway in wheat (triticum aestivum l.). two genes, taagp-s1-7a and taagp-l-1b, were investigated in this study. haplotypes of these genes were associated with thousand kernel weight (tkw) in different populations. mean tkws of favoured haplotypes were significantly higher than those of nonfavoured ones. two molecular markers developed to distinguish t ... | 2017 | 28371241 |
| organic farming increases richness of fungal taxa in the wheat phyllosphere. | organic farming is often advocated as an approach to mitigate biodiversity loss on agricultural land. the phyllosphere provides a habitat for diverse fungal communities that are important for plant health and productivity. however, it is still unknown how organic farming affects the diversity of phyllosphere fungi in major crops. we sampled wheat leaves from 22 organically and conventionally cultivated fields in sweden, paired based on their geographical location and wheat cultivar. fungal commu ... | 2017 | 28370643 |
| heat shock factor c2a serves as a proactive mechanism for heat protection in developing grains in wheat via an aba-mediated regulatory pathway. | high temperature at grain filling can severely reduce wheat yield. heat shock factors (hsfs) are central regulators in heat acclimation. this study investigated the role of tahsfc2a, a member of the monocot-specific hsfc2 subclass, in the regulation of heat protection genes in triticum aestivum. three tahsfc2a homoeologous genes were highly expressed in wheat grains during grain filling and showed only transient up-regulation in the leaves by heat stress but were markedly up-regulated by drought ... | 2018 | 28370204 |
| repeat-length variation in a wheat cellulose synthase-like gene is associated with altered tiller number and stem cell wall composition. | the tiller inhibition gene (tin) that reduces tillering in wheat (triticum aestivum) is also associated with large spikes, increased grain weight, and thick leaves and stems. in this study, comparison of near-isogenic lines (nils) revealed changes in stem morphology, cell wall composition, and stem strength. microscopic analysis of stem cross-sections and chemical analysis of stem tissue indicated that cell walls in tin lines were thicker and more lignified than in free-tillering nils. increased ... | 2017 | 28369427 |
| pentaploid wheat hybrids: applications, characterisation, and challenges. | interspecific hybridisation between hexaploid and tetraploid wheat species leads to the development of f1 pentaploid hybrids with unique chromosomal constitutions. pentaploid hybrids derived from bread wheat (triticum aestivum l.) and durum wheat (triticum turgidum spp. durum desf.) crosses can improve the genetic background of either parent by transferring traits of interest. the genetic variability derived from bread and durum wheat and transferred into pentaploid hybrids has the potential to ... | 2017 | 28367153 |
| proteomic insight into the mitigation of wheat root drought stress by arbuscular mycorrhizae. | arbuscular mycorrhizal fungi (amf) are plant growth promoters that ameliorate plant-water relations and the nutrient uptake of wheat. in this work, two cultivars of triticum spp., a bread and a durum wheat, grown under drought stress and inoculated or not by amf, are evaluated through a shotgun proteomic approach. the amf association had beneficial effects as compared to non-mycorrhizal roots, in both bread and durum wheat. the beneficial symbiosis was confirmed by measuring morphological and ph ... | 2017 | 28366879 |
| adaptive nitrogen and integrated weed management in conservation agriculture: impacts on agronomic productivity, greenhouse gas emissions, and herbicide residues. | increasing nitrogen (n) immobilization and weed interference in the early phase of implementation of conservation agriculture (ca) affects crop yields. yet, higher fertilizer and herbicide use to improve productivity influences greenhouse gase emissions and herbicide residues. these tradeoffs precipitated a need for adaptive n and integrated weed management in ca-based maize (zea mays l.)-wheat [triticum aestivum (l.) emend fiori & paol] cropping system in the indo-gangetic plains (igp) to optim ... | 2017 | 28361488 |
| genomewide association study for seeding emergence and tiller number using snp markers in an elite winter wheat population. | seeding emergence and tiller number are the most important traits for wheat (triticum aestivum l.) yield, but the inheritance of seeding emergence and tillering is poorly understood. we conducted a genomewide association study focussing on seeding emergence and tiller number at different growth stages with a panel of 205 elite winter wheat accessions. the population was genotyped with a high-density illumina iselect 90k snps assay. a total of 31 loci were found to be associated with seeding emer ... | 2017 | 28360404 |
| molecular cytogenetic identification of a wheat-thinopyrum ponticum translocation line resistant to powdery mildew. | thinopyrum ponticum (2n = 70) serves as a valuable gene pool for wheat improvement. line sn0224, derived from crosses between th. ponticum and the common wheat cultivar yannong15, was identified in the present study. cytogenetic observations showed that sn0224 contains 42 chromosomes in the root-tip cells and 21 bivalents in the pollen mother cells, thereby demonstrating its cytogenetic stability. genomic in situ hybridization, probed with the total genomic dna of th. ponticum, produced hybridiz ... | 2017 | 28360402 |
| isolation and characterization of the tasnrk2.10 gene and its association with agronomic traits in wheat (triticum aestivum l.). | sucrose non-fermenting 1-related protein kinases (snrks) comprise a major family of signaling genes in plants and are associated with metabolic regulation, nutrient utilization and stress responses. this gene family has been proposed to be involved in sucrose signaling. in the present study, we cloned three copies of the tasnrk2.10 gene from bread wheat on chromosomes 4a, 4b and 4d. the coding sequence (cds) is 1086 bp in length and encodes a protein of 361 amino acids that exhibits functional d ... | 2017 | 28355304 |
| kp4 to control ustilago tritici in wheat: enhanced greenhouse resistance to loose smut and changes in transcript abundance of pathogen related genes in infected kp4 plants. | ustilago tritici causes loose smut, which is a seed-borne fungal disease of wheat, and responsible for yield losses up to 40%. loose smut is a threat to seed production in developing countries where small scale farmers use their own harvest as seed material. the killer protein 4 (kp4) is a virally encoded toxin from ustilago maydis and inhibits growth of susceptible races of fungi from the ustilaginales. enhanced resistance in kp4 wheat to stinking smut, which is caused by tilletia caries, had b ... | 2016 | 28352545 |
| long noncoding mirna gene represses wheat β-diketone waxes. | the cuticle of terrestrial plants functions as a protective barrier against many biotic and abiotic stresses. in wheat and other triticeae, β-diketone waxes are major components of the epicuticular layer leading to the bluish-white glaucous trait in reproductive-age plants. glaucousness in durum wheat is controlled by a metabolic gene cluster at the wax1 (w1) locus and a dominant suppressor inhibitor of wax1 (iw1) on chromosome 2b. the wheat d subgenome from progenitor aegilops tauschii contains ... | 2017 | 28351975 |
| spatiotemporal modulation of abscisic acid and gibberellin metabolism and signalling mediates the effects of suboptimal and supraoptimal temperatures on seed germination in wheat (triticum aestivum l.). | seed germination is a complex process regulated by intrinsic hormonal cues such as abscisic acid (aba) and gibberellin (ga), and environmental signals including temperature. using pharmacological, molecular and metabolomics approaches, we show that supraoptimal temperature delays wheat seed germination through maintaining elevated embryonic aba level via increased expression of aba biosynthetic genes (tanced1 and tanced2), increasing embryo aba sensitivity through upregulation of genes regulatin ... | 2017 | 28349595 |
| characterization of the temporal and spatial expression of wheat (triticum aestivum l.) plant height at the qtl level and their influence on yield-related traits. | the temporal and spatial expression patterns of stable qtl for plant height and their influences on yield were characterized. plant height (ph) is a complex trait in wheat (triticum aestivum l.) that includes the spike length (sl) and the internode lengths from the first to the fifth internode, which are counted from the top and abbreviated as firitl, secitl, thiitl, fouitl, and fifitl, respectively. this study identified eight putative additive quantitative trait loci (qtl) for ph. in addition, ... | 2017 | 28349175 |
| proteome profiling of wheat shoots from different cultivars. | wheat is a cereal grain and one of the world's major food crops. recent advances in wheat genome sequencing are by now facilitating its genomic and proteomic analyses. however, little is known about possible differences in total protein levels of hexaploid versus tetraploid wheat cultivars, and also knowledge of phosphorylated wheat proteins is still limited. here, we performed a detailed analysis of the proteome of seedling leaves from two hexaploid wheat cultivars (triticum aestivum l. pavon 7 ... | 2017 | 28348574 |
| characterization and expression patterns of key c4 photosynthetic pathway genes in bread wheat (triticum aestivum l.) under field conditions. | wheat is a c3 plant with relatively low photosynthetic efficiency and is a potential target for c4 photosynthetic pathway engineering. here we reported the characterization of four key c4 pathway genes and assessed their expression patterns and enzymatic activities at three growth stages in flag leaves of 59 bread wheat genotypes. the c4-like genes homologous to pepc, nadp-me, mdh, and ppdk in maize were identified in the a, b, and d sub-genomes of bread wheat, located on the long arms of chromo ... | 2017 | 28340469 |
| pea cultivar and wheat residues affect carbon/nitrogen dynamics in pea-triticale intercropping: a microcosms approach. | the underlying mechanisms by which legume cultivars contribute to nitrous oxide (n2o) generation are poorly understood. the aim of the present study was to explore the effects of two pea cultivars (zero4 and nitouche) intercropped with triticale, with or without wheat (triticum aestivum) residues incorporation, on soil c and n dynamics, on bacterial community structure and their links with n2o emissions. monocrops and bare soil (no plant) treatments were used as an additional control in order to ... | 2017 | 28340454 |
| biochemical model of c3 photosynthesis applied to wheat at different temperatures. | we examined the effects of leaf temperature on the estimation of maximal rubisco capacity (vcmax ) from gas exchange measurements of wheat leaves using a c3 photosynthesis model. cultivars of spring wheat (triticum aestivum (l)) and triticale (x triticosecale wittmack) were grown in a greenhouse or in the field and measured at a range of temperatures under controlled conditions in a growth cabinet (2 and 21% o2 ) or in the field using natural diurnal variation in temperature, respectively. publi ... | 2017 | 28338213 |
| assessing wheat traits by spectral reflectance: do we really need to focus on predicted trait-values or directly identify the elite genotypes group? | phenotyping, via remote and proximal sensing techniques, of the agronomic and physiological traits associated with yield potential and drought adaptation could contribute to improvements in breeding programs. in the present study, 384 genotypes of wheat (triticum aestivum l.) were tested under fully irrigated (fi) and water stress (ws) conditions. the following traits were evaluated and assessed via spectral reflectance: grain yield (gy), spikes per square meter (sm2), kernels per spike (kps), t ... | 2017 | 28337210 |
| detection of alien genetic introgressions in bread wheat using dot-blot genomic hybridisation. | simple, reliable methods for the identification of alien genetic introgressions are required in plant breeding programmes. the use of genomic dot-blot hybridisation allows the detection of small hordeum chilense genomic introgressions in the descendants of genetic crosses between wheat and h. chilense addition or substitution lines in wheat when molecular markers are difficult to use. based on genomic in situ hybridisation, dna samples from wheat lines carrying putatively h. chilense introgressi ... | 2017 | 28337069 |
| profiling diuraphis noxia (hemiptera: aphididae) transcript expression of the biotypes sa1 and sam feeding on various triticum aestivum varieties. | the intimate relationship between an aphid and its host is mediated by the composition of the secreted saliva. in the present study, aphid heads were sampled and transcript profiling conducted after aphids were fed on their preference host and transferred to a variety of preference and nonpreference hosts. it was found that the virulent diuraphis noxia (kurdjumov) (hemiptera: aphididae) biotype sam was able to selectively up-regulate more transcripts when confronted with feeding on a variety of ... | 2017 | 28334389 |
| time-course expression qtl atlas of the global transcriptional response of wheat to fusarium graminearum. | fusarium head blight is a devastating disease of small grain cereals such as bread wheat (triticum aestivum). the pathogen switches from a biotrophic to a nectrotrophic lifestyle in course of disease development forcing its host to adapt its defence strategies. using a genetical genomics approach we illustrate genome-wide reconfigurations of genetic control over transcript abundances between two decisive time points after inoculation with the causative pathogen fusarium graminearum. whole transc ... | 2017 | 28332274 |
| evaluation of hmw-gs 20 and 2.2 from near isogenic lines of wheat variety hd2329 for bread quality improvement. | hexaploid wheat (triticum aestivum l.) dominates the list of the most important human food sources ever. its complex genetic background is the reason behind the wide diversity that exists in nutritional as well as food end-product quality. high-molecular-weight glutenin sub-units (hmw-gs) are the main grain storage proteins in the endosperm of wheat and related species. it is well established that the composition and quantity of allelic variation in hmw-gs genes substantially affect the taste an ... | 2017 | 28332204 |
| impact assessment of silver nanoparticles on plant growth and soil bacterial diversity. | the present study was carried out to investigate the impact of silver nanoparticles (agnps) on the growth of three different crop species, wheat (triticum aestivum, var. up2338), cowpea (vigna sinensis, var. pusa komal), and brassica (brassica juncea, var. pusa jai kisan), along with their impact on the rhizospheric bacterial diversity. three different concentrations (0, 50 and 75 ppm) of agnps were applied through foliar spray. after harvesting, shoot and root parameters were compared, and it w ... | 2016 | 28330326 |
| genetic characterization of moroccan and the exotic bread wheat cultivars using functional and random dna markers linked to the agronomic traits for genomics-assisted improvement. | genetic characterization, diversity analysis and estimate of the genetic relationship among varieties using functional and random dna markers linked to agronomic traits can provide relevant guidelines in selecting parents and designing new breeding strategies for marker-assisted wheat cultivar improvement. here, we characterize 20 moroccan and 19 exotic bread wheat (triticum aestivum l.) cultivars using 47 functional and 7 linked random dna markers associated with 21 loci of the most important t ... | 2016 | 28330167 |
| quantitation of the immunodominant 33-mer peptide from α-gliadin in wheat flours by liquid chromatography tandem mass spectrometry. | coeliac disease (cd) is triggered by the ingestion of gluten proteins from wheat, rye, and barley. the 33-mer peptide from α2-gliadin has frequently been described as the most important cd-immunogenic sequence within gluten. however, from more than 890 published amino acid sequences of α-gliadins, only 19 sequences contain the 33-mer. in order to make a precise assessment of the importance of the 33-mer, it is necessary to elucidate which wheat species and cultivars contain the peptide and at wh ... | 2017 | 28327674 |
| candidate loci involved in domestication and improvement detected by a published 90k wheat snp array. | selection is one of the most important forces in crop evolution. common wheat is a major world food crop and a typical allopolyploid with a huge and complex genome. we applied four approaches to detect loci selected in wheat during domestication and improvement. a total of 7,984 candidate loci were detected, accounting for 23.3% of all 34,317 snps analysed, a much higher proportion than estimated in previous reports. we constructed a first generation wheat selection map which revealed the follow ... | 2017 | 28327671 |
| tagw2, a good reflection of wheat polyploidization and evolution. | hexaploid wheat consists of three subgenomes, namely, a, b, and d. these well-characterized ancestral genomes also exist at the diploid and tetraploid levels, thereby rendering wheat as a good model species for studying polyploidization. here, we performed intra- and inter-species comparative analyses of wheat and its relatives to dissect polymorphism and differentiation of the tagw2 genes. our results showed that genetic diversity of tagw2 decreased with progression from the diploids to tetrapl ... | 2017 | 28326096 |
| early response of wheat antioxidant system with special reference to fusarium head blight stress. | fusarium head blight (fhb) is a destructive fungal disease of wheat (triticum aestivum l.) that causes significant grain yield losses and end-use quality reduction associated with contamination by the mycotoxin deoxynivalenol (don). three winter wheat varieties ('vulkan', 'kraljica' and 'golubica') were screened for fhb resistance using artificial inoculation technique under field conditions. the aim of this study was to examine a relationship between fhb resistance and the effectiveness of enzy ... | 2017 | 28319793 |
| degradation of n-alkanes and pahs from the heavy crude oil using salt-tolerant bacterial consortia and analysis of their catabolic genes. | in the present study, salt-tolerant strains, dietzia sp. hrj2, corynebacterium variabile hrj4, dietzia cinnamea hrj5 and bacillus tequilensis hrj6 were isolated from the dagang oil field, china. these strains degraded n-alkanes and polycyclic aromatic hydrocarbons (pahs) aerobically from heavy crude oil (hco) in an experiment at 37 °c and 140 rpm. the gc/ms investigation for degradation of different chain lengths of n-alkanes (c8-c40) by individual strains showed the highest degradation of c8-c1 ... | 2017 | 28315056 |
| genetic analyses using gge model and a mixed linear model approach, and stability analyses using ammi bi-plot for late-maturity alpha-amylase activity in bread wheat genotypes. | low falling number and discounting grain when it is downgraded in class are the consequences of excessive late-maturity α-amylase activity (lmaa) in bread wheat (triticum aestivum l.). grain expressing high lmaa produces poorer quality bread products. to effectively breed for low lmaa, it is necessary to understand what genes control it and how they are expressed, particularly when genotypes are grown in different environments. in this study, an international collection (ic) of 18 spring wheat g ... | 2017 | 28314965 |
| plant competition and disease in genetically diverse wheat populations. | the direct and indirect effects of plant genetic diversity on epidemics and the influence of disease on plant competition were investigated using the wheat (triticum aestivum)/stripe rust (puccinia striiformis) system. replacement series consisting of a susceptible and a resistant wheat genotype or two wheat genotypes susceptible to different races of stripe rust were grown in the presence and absence of the pathogen. stripe rust severity, number of seed heads, seed yield, and seed weight were d ... | 1992 | 28313378 |
| plant competition for light analyzed with a multispecies canopy model : i. model development and influence of enhanced uv-b conditions on photosynthesis in mixed wheat and wild oat canopies. | competition for light among species in a mixed canopy can be assessed quantitatively by a simulation model which evaluates the importance of different morphological and photosynthetic characteristics of each species. a model was developed that simulates how the foliage of all species attenuate radiation in the canopy and how much radiation is received by foliage of each species. the model can account for different kinds of foliage (leaf blades, stems, etc.) for each species. the photosynthesis a ... | 1990 | 28312703 |
| plant competition for light analyzed with a multispecies canopy model : iii. influence of canopy structure in mixtures and monocultures of wheat and wild oat. | a multispecies canopy photosynthesis simulation model was used to examine the importance of canopy structure in influencing light interception and carbon gain in mixed and pure stands of wheat (triticum aestivum l.) and wild oat (avena fatua l.), a common weedy competitor of wheat. in the mixtures, the fraction of the simulated canopy photosynthesis contributed by wheat was found to decline during the growing season and this decline was closely related to reductions in the amount of leaf area in ... | 1990 | 28311483 |
| transpiration efficiency of three mediterranean annual pasture species and wheat. | attempts to improve water use efficiency in regions with mediterranean climates generally focus on increasing plant transpiration relative to evaporation from the soil and increasing transpiration efficiency. our aim was to determine if transpiration efficiency differs among key species occurring in annual pastures in southern australia. two glasshouse experiments were conducted with three key pasture species, subterranean clover (trifolium subterraneum l.), capeweed [arctotheca calendula (l.) l ... | 1998 | 28308465 |
| influence of plant resistance at the third trophic level: interactions between parasitoids and entomopathogenic fungi of cereal aphids. | host-plant resistance can affect herbivorous insects and their natural enemies such as parasitoids and entomopathogenic fungi. this tritrophic effect acts on interspecific interactions between the two groups of natural enemies distantly related in phylogenetic terms. the intra- and extra-host aspects of the interaction between the cereal aphid parasitoid aphidius rhopalosiphi and the entomopathogenic fungus erynia neoaphidis developing on the grain aphid, sitobion avenae, on resistant and suscep ... | 1998 | 28307923 |
| environmental effects on the induction of wheat chemical defences by aphid infestation. | the effects of temperature and photoperiod on the ability of wheat (triticum aestivum l.) seedlings to show induced responses (increased accumulation of hydroxamic acids, hx) upon infestation by the bird cherry-oat aphid, rhopalosiphum padi l. were evaluated under laboratory conditions. induction of hx was significantly higher at lower temperatures. no such clear trend was found for the photoperiod effect. the significant effect of environmental conditions on growth rate of seedlings and the sig ... | 1996 | 28307399 |
| measuring the effect of an abiotic stress on competition. | using recently developed solution culture techniques, the effect of a non-resource abiotic stress, nickel toxicity, was tested on intraspecific nutrient competition among wheat. the choice of an appropriate statistical model was of paramount importance in interpreting these effects. we argue that a multiplicative model is more appropriate for experiments on interactions of competition and abiotic stress. by such an analysis, nickel had no relative effect on the ability of competition to reduce p ... | 1994 | 28307004 |
| responses of holocyclic and anholocyclic rhopalosiphum padi populations to low-temperature and short-photoperiod induction. | the different life cycles of aphid species make these organisms good models for studying the short-term consequences of sex. the bird cherry-oat aphid rhopalosiphum padi has a wide geographic distribution and correspondingly different life cycles. in this study, the life cycles of r. padi collected from six different regions in china were characterized experimentally by comparing the responses of holocyclic and anholocyclic populations to low-temperature and short-photoperiod induction. clones c ... | 2017 | 28303175 |
| searching for wheat resistance to aphids and wheat bulb fly in the historical watkins and gediflux wheat collections. | insect pests can reduce wheat yield by direct feeding and transmission of plant viruses. here we report results from laboratory and field phenotyping studies on a wide range of wheat, including landraces from the watkins collection deriving from before the green revolution, more modern cultivars from the gediflux collection (north-western europe) and modern uk elite varieties, for resistance to the bird cherry-oat aphid, rhopalosiphum padi (homoptera: aphididae) and the english grain aphid, sito ... | 2017 | 28303034 |
| genome-wide analysis of complex wheat gliadins, the dominant carriers of celiac disease epitopes. | gliadins, specified by six compound chromosomal loci (gli-a1/b1/d1 and gli-a2/b2/d2) in hexaploid bread wheat, are the dominant carriers of celiac disease (cd) epitopes. because of their complexity, genome-wide characterization of gliadins is a strong challenge. here, we approached this challenge by combining transcriptomic, proteomic and bioinformatic investigations. through third-generation rna sequencing, full-length transcripts were identified for 52 gliadin genes in the bread wheat cultivar ... | 2017 | 28300172 |
| physiological and antioxidant response of wheat (triticum aestivum) seedlings to fluoroquinolone antibiotics. | combinations of antibiotics occur in terrestrial environments due to excessive prescription, consumption, and disposal and have adverse effects, including crop toxicity. we examined short-term (20-d) toxicity of the fluoroquinolone antibiotics ciprofloxacin, enrofloxacin, levofloxacin, and their mixture in a germination and a greenhouse sand culture study with wheat. we tested the hypothesis that oxidative stress plays a role in toxicity by examining stress products and antioxidants involved in ... | 2017 | 28292725 |
| evidence of intralocus recombination at the glu-3 loci in bread wheat (triticum aestivum l.). | recombination at the glu-3 loci was identified, and strong genetic linkage was observed only between the amplicons representing i-type and s-type genes located, respectively, at the glu-a3 and glu-b3 loci. the low-molecular weight glutenin subunits (lmw-gss) are one of the major components of wheat seed storage proteins and play a critical role in the determination of wheat end-use quality. the genes encoding this class of proteins are located at the orthologous glu-3 loci (glu-a3, glu-b3, and g ... | 2017 | 28289804 |
| pouteria torta epicarp as a useful source of α-amylase inhibitor in the control of type 2 diabetes. | type 2 diabetes plays a major role in public health, affecting about 400 million adults. one of the used strategies to control type 2 diabetes is the inhibition of α-amylase activity to reduce post-prandial blood glucose levels. therefore, in past decades, the search of new α-amylase inhibitors has led to the evaluation of natural products as a source of these compounds. pouteria torta (sapotaceae) is widespread in brazil and bears edible fruits. epicarp and pulp crude extracts of fresh fruits w ... | 0 | 28288931 |
| simultaneous decolorization of sulfonated azo dyes and reduction of hexavalent chromium under high salt condition by a newly isolated salt-tolerant strain bacillus circulans bwl1061. | the co-existence of dyes, cr(vi) and high concentration of salt in dyeing wastewater causes serious and complex environmental problems. in this study, a salt-tolerant strain bacillus circulans bwl1061 was reported to simultaneously remove 50mg/l methyl orange and 50mg/l cr(vi) under the anaerobic condition with 60g/l nacl. during the decolorization process, the cr(vi) reduction occurred preferentially over the dye decolorization due to the dominate utilization of electron by cr(vi). the analysis ... | 2017 | 28284151 |
| targeted segment transfer from rye chromosome 2r to wheat chromosomes 2a, 2b, and 7b. | increased chromosome instability was induced by a rye (secale cereale l.) monosomic 2r chromosome into wheat (triticum aestivum l.). centromere breakage and telomere dysfunction result in high rates of chromosome aberrations, including breakages, fissions, fusions, deletions, and translocations. plants with target traits were sequentially selected to produce a breeding population, from which 3 translocation lines with target traits have been selected. in these lines, wheat chromosomes 2a, 2b, an ... | 2017 | 28278512 |
| molecular cytogenetic (fish) and genome analysis of diploid wheatgrasses and their phylogenetic relationship. | this paper reports detailed fish-based karyotypes for three diploid wheatgrass species agropyron cristatum (l.) beauv., thinopyrum bessarabicum (savul.&rayss) a. löve, pseudoroegneria spicata (pursh) a. löve, the supposed ancestors of hexaploid thinopyrum intermedium (host) barkworth & d.r.dewey, compiled using dna repeats and comparative genome analysis based on cos markers. fluorescence in situ hybridization (fish) with repetitive dna probes proved suitable for the identification of individual ... | 2017 | 28278169 |
| toxicity of combined mixtures of nanoparticles to plants. | an increasing production and using of nanoproducts results in releasing and dispersing nanoparticles (nps) in the environment. being released into various environment components, nps may interact with numerous pollutants, including other nps. this research aimed at assessing toxicity of combined binary mixtures of nps. the study focused on assessing mixtures of nps believed to be toxic (nano-zno+nano-cuo) and nano-zno/nano-cuo with the ones that are insignificantly toxic or non-toxic nps (nano-t ... | 2017 | 28273569 |
| single and combined effects of pesticide seed dressings and herbicides on earthworms, soil microorganisms, and litter decomposition. | seed dressing, i.e., the treatment of crop seeds with insecticides and/or fungicides, aiming to protect seeds from pests and diseases, is widely used in conventional agriculture. during the growing season, those crop fields often receive additional broadband herbicide applications. however, despite this broad utilization, very little is known on potential side effects or interactions between these different pesticide classes on soil organisms. in a greenhouse pot experiment, we studied single an ... | 2017 | 28270821 |
| the study of mechanisms of biological activity of copper oxide nanoparticle cuo in the test for seedling roots of triticum vulgare. | the rapid development of nanotechnology raises questions assessment of their impact on living objects. in the present study, we evaluated the impact of nanoparticle (np) cuo at concentrations ranging from 0.8 to 63.5 g/l in the test on wheat seedlings triticum vulgare during 1-72 h. in the viability test (wst-test), cells were isolated from the roots of seedlings t. vulgare, 12 h not observed increase reductase activity after 24 h decreased rate of not more than 19% compared with the control. th ... | 2017 | 28265875 |
| quantitative trait locus analysis for spikelet shape-related traits in wild wheat progenitor aegilops tauschii: implications for intraspecific diversification and subspecies differentiation. | wild diploid wheat aegilops tauschii, the d-genome progenitor of common wheat, carries large genetic variation in spikelet and grain morphology. two differentiated subspecies of ae. tauschii, subspecies tauschii and strangulata, have been traditionally defined based on differences in spikelet morphology. here, we first assessed six spikelet shape-related traits among 199 ae. tauschii accessions, and found that the accessions belonging to taul1major lineage produced significantly longer spikes, h ... | 2017 | 28264068 |
| tarar1 is involved in wheat defense against stripe rust pathogen mediated by yrsu. | rar1 is a eukaryotic zinc-binding protein first identified as required for race-specific resistance to powdery mildew in barley. to study the function of tarar1 involvement in wheat (triticum aestivum l.) defense against the infection of stripe rust pathogen puccinia striiformis f. sp. tritici (pst), we identified and cloned three wheat homeologous genes highly similar to the barley hvrar1, designated as tarar1-2a, tarar1-2b, and tarar1-2d. the three tarar1 proteins all contain two conserved cys ... | 2017 | 28261230 |
| functional analysis of a wheat agpase plastidial small subunit with a truncated transit peptide. | adp-glucose pyrophosphorylase (agpase), the key enzyme in starch synthesis, consists of two small subunits and two large subunits with cytosolic and plastidial isoforms. in our previous study, a cdna sequence encoding the plastidial small subunit (taagps1b) of agpase in grains of bread wheat (triticum aestivum l.) was isolated and the protein subunit encoded by this gene was characterized as a truncated transit peptide (about 50% shorter than those of other plant agps1bs). in the present study, ... | 2017 | 28257051 |
| identification of pm58 from aegilops tauschii. | a novel powdery mildew-resistance gene, designated pm58, was introgressed directly from aegilops tauschii to hexaploid wheat, mapped to chromosome 2ds, and confirmed to be effective under field conditions. selectable kasp™ markers were developed for mas. powdery mildew caused by blumeria graminis (dc.) f. sp. tritici (bgt) remains a significant threat to wheat (triticum aestivum l.) production. the rapid breakdown of race-specific resistance to bgt reinforces the need to identify novel sources o ... | 2017 | 28255671 |
| detection and validation of genomic regions associated with resistance to rust diseases in a worldwide hexaploid wheat landrace collection using bayesr and mixed linear model approaches. | bayesr and mlm association mapping approaches in common wheat landraces were used to identify genomic regions conferring resistance to yr, lr, and sr diseases. deployment of rust resistant cultivars is the most economically effective and environmentally friendly strategy to control rust diseases in wheat. however, the highly evolving nature of wheat rust pathogens demands continued identification, characterization, and transfer of new resistance alleles into new varieties to achieve durable rust ... | 2017 | 28255670 |
| surface properties correlate to the digestibility of hydrothermally pretreated lignocellulosic poaceae biomass feedstocks. | understanding factors that govern lignocellulosic biomass recalcitrance is a prerequisite for designing efficient 2nd generation biorefining processes. however, the reasons and mechanisms responsible for quantitative differences in enzymatic digestibility of various biomass feedstocks in response to hydrothermal pretreatment at different severities are still not sufficiently understood. | 2017 | 28250817 |
| bread wheat progenitors: aegilops tauschii (dd genome) and triticum dicoccoides (aabb genome) reveal differential antioxidative response under water stress. | antioxidant enzymes are known to play a significant role in scavenging reactive oxygen species and maintaining cellular homeostasis. activity of four antioxidant enzymes viz., superoxide dismutase (sod), catalase (cat), ascorbate peroxidase (apx) and glutathione reductase (gr) was examined in the flag leaves of nine aegilops tauschii and three triticum dicoccoides accessions along with two bread wheat cultivars under irrigated and rain-fed conditions. these accessions were shortlisted from a lar ... | 2017 | 28250587 |
| residual soil nitrate content and profitability of five cropping systems in northwest iowa. | many communities in the midwestern united states obtain their drinking water from shallow alluvial wells that are vulnerable to contamination by no3-n from the surrounding agricultural landscape. the objective of this research was to assess cropping systems with the potential to produce a reasonable return for farmers while simultaneously reducing the risk of no3-n movement into these shallow aquifers. from 2009 to 2013 we conducted a field experiment in northwest iowa in which we evaluated five ... | 2017 | 28248976 |
| community structure, species variation, and potential functions of rhizosphere-associated bacteria of different winter wheat (triticum aestivum) cultivars. | minimal tillage management of extensive crops like wheat can provide significant environmental services but can also lead to adverse interactions between soil borne microbes and the host. little is known about the ability of the wheat cultivar to alter the microbial community from a long-term recruitment standpoint, and whether this recruitment is consistent across field sites. to address this, nine winter wheat cultivars were grown for two consecutive seasons on the same plots on two different ... | 2017 | 28243246 |
| response of micrornas to cold treatment in the young spikes of common wheat. | micrornas (mirnas) are a class of small non-coding rnas that play important roles in biotic and abiotic stresses by regulating their target genes. for common wheat, spring frost damage frequently occurs, especially when low temperature coincides with plants at early floral organ differentiation, which may result in significant yield loss. up to date, the role of mirnas in wheat response to frost stress is not well understood. | 2017 | 28241738 |
| bread wheat quality: some physical, chemical and rheological characteristics of syrian and english bread wheat samples. | the relationships between breadmaking quality, kernel properties (physical and chemical), and dough rheology were investigated using flours from six genotypes of syrian wheat lines, comprising both commercially grown cultivars and advanced breeding lines. genotypes were grown in 2008/2009 season in irrigated plots in the eastern part of syria. grain samples were evaluated for vitreousness, test weight, 1000-kernel weight and then milled and tested for protein content, ash, and water content. dou ... | 2012 | 28239087 |
| safety of herbal medicine use during chemotherapy in patients with ovarian cancer: a "bedside-to-bench" approach. | in this study, we explored herbal supplements used by patients during chemotherapy and test for herb-drug interactions and response of cancer cells to treatment. patients with gynecological cancer referred to a complementary and integrative medicine (cim) service were asked about their use of herbal medicine during chemotherapy. the leading five clinically relevant herbs selected for cytotoxicity analysis included the following: wheatgrass (triticum aestivum), european mistletoe (viscum album), ... | 2017 | 28238155 |
| genome-wide association analysis of agronomic traits in wheat under drought-stressed and non-stressed conditions. | this study determined the population structure and genome-wide marker-trait association of agronomic traits of wheat for drought-tolerance breeding. ninety-three diverse bread wheat genotypes were genotyped using the diversity arrays technology sequencing (dartseq) protocol. the number of days-to-heading (dth), number of days-to-maturity (dtm), plant height (pht), spike length (spl), number of kernels per spike (kps), thousand kernel weight (tkw) and grain yield (gyld), assessed under drought-st ... | 2017 | 28234945 |
| effect of pre-harvest sprouting on physicochemical properties of starch in wheat. | pre-harvest sprouting (phs) in wheat (triticum aestivum l.) occurs when physiologically mature kernels begin germinating in the spike. the objective of this study was to provide fundamental information on physicochemical changes of starch due to phs in hard red spring (hrs) and hard white spring (hws) wheat. the mean values of α-amylase activity of non-sprouted and sprouted wheat samples were 0.12 cu/g and 2.00 cu/g, respectively. sprouted samples exhibited very low peak and final viscosities co ... | 2014 | 28234313 |
| excessive nitrogen application dampens antioxidant capacity and grain filling in wheat as revealed by metabolic and physiological analyses. | in this study, field-grown wheat (triticum aestivum l.) was treated with normal (nn) and excessive (ne) levels of fertilizer n. results showed that ne depressed the activity of superoxide dismutase and peroxidase and increased the accumulation of reactive oxygen species (ros) and malondialdehyde. the normalized difference vegetation index (ndvi) was higher under ne at anthesis and medium milk but similar at the early dough stage and significantly lower at the hard dough stage than that under nn. ... | 2017 | 28233811 |
| pyricularia graminis-tritici, a new pyricularia species causing wheat blast. | pyricularia oryzae is a species complex that causes blast disease on more than 50 species of poaceous plants. pyricularia oryzae has a worldwide distribution as a rice pathogen and in the last 30 years emerged as an important wheat pathogen in southern brazil. we conducted phylogenetic analyses using 10 housekeeping loci for 128 isolates of p. oryzae sampled from sympatric populations of wheat, rice, and grasses growing in or near wheat fields. phylogenetic analyses grouped the isolates into thr ... | 2016 | 28232765 |
| effect of biochar on cadmium bioavailability and uptake in wheat (triticum aestivum l.) grown in a soil with aged contamination. | cadmium (cd) is a well-known and widespread toxic heavy metal while the effects of biochar (bc) on cd bioavailability and toxicity in wheat, especially in soils with aged contamination are largely unknown. in the present study, the effect of rice straw bc on cd immobilization in soil and uptake by wheat in an agricultural contaminated-soil was investigated. different levels of rice straw bc (0%, 1.5%, 3.0% and 5% w/w) were incorporated into the soil and incubated for two weeks. after this, wheat ... | 2017 | 28231504 |
| proteome scale identification, classification and structural analysis of iron-binding proteins in bread wheat. | bread wheat is one of the major staple foods of worldwide population and iron plays a significant role in growth and development of the plant. in this report, we are presenting the genome wide identification of iron-binding proteins in bread wheat. the wheat genome derived putative proteome was screened for identification of iron-binding sequence motifs. out of 602 putative iron-binding proteins, 130 were able to produce reliable structural models by homology techniques and further analyzed for ... | 2017 | 28231452 |
| the pangenome of hexaploid bread wheat. | there is an increasing understanding that variation in gene presence-absence plays an important role in the heritability of agronomic traits; however, there have been relatively few studies on variation in gene presence-absence in crop species. hexaploid wheat is one of the most important food crops in the world and intensive breeding has reduced the genetic diversity of elite cultivars. major efforts have produced draft genome assemblies for the cultivar chinese spring, but it is unknown how we ... | 2017 | 28231383 |
| accurate measurement of transgene copy number in crop plants using droplet digital pcr. | genetic transformation is a powerful means for the improvement of crop plants, but requires labor- and resource-intensive methods. an efficient method for identifying single-copy transgene insertion events from a population of independent transgenic lines is desirable. currently, transgene copy number is estimated by either southern blot hybridization analyses or quantitative polymerase chain reaction (qpcr) experiments. southern hybridization is a convincing and reliable method, but it also is ... | 2017 | 28231382 |
| genetic architecture of seed longevity in bread wheat (triticum aestivum l.). | the deterioration in the quality of ex situ conserved seed over time reflects a combination of both physical and chemical changes. intraspecific variation for longevity is, at least in part, under genetic control. here, the grain of 183 bread wheat accessions maintained under low-temperature storage at the ipk-gatersleben genebank over some decades have been tested for their viability, along with that of fresh grain subjected to two standard artificial ageing procedures. a phenotype-genotype ass ... | 2017 | 28229967 |
| molecular and functional characterization of wheat argos genes influencing plant growth and stress tolerance. | auxin regulated gene involved in organ size (argos) is significantly and positively associated with organ size and is involved in abiotic stress responses in plants. however, no studies on wheat argos genes have been reported to date. in the present study, three taargos homoeologous genes were isolated and located on chromosomes 4a, 4b, and 4d of bread wheat, all of which are highly conserved in wheat and its wild relatives. comparisons of gene expression in different tissues demonstrated that t ... | 2017 | 28228774 |
| identification of interacting proteins of the tafve protein involved in spike development in bread wheat. | wd-40 repeat-containing protein msi4 (fve)/msi4 plays important roles in determining flowering time in arabidopsis. however, its function is unexplored in wheat. in the present study, coimmunoprecipitation and nanoscale liquid chromatography coupled to ms/ms were used to identify fve in wheat (tafve)-interacting or associated proteins. altogether 89 differentially expressed proteins showed the same downregulated expression trends as tafve in wheat line 5660m. among them, 62 proteins were further ... | 2017 | 28225203 |
| phytochelatins play key roles for the difference in root arsenic accumulation of different triticum aestivum cultivars in comparison with arsenate uptake kinetics and reduction. | in the previous studies, we have found that arsenic (as) accumulation in roots of bread wheat (triticum aestivum l.) seedlings were significantly different among different wheat cultivars, and as(v) tolerant wheat cultivars have much higher capacities of root as accumulation. however, the reason for the difference remains unclear. four wheat cultivars with high (mm45 and fm8) or low (qf1 and hm29) levels of arsenic (as) accumulation were selected to investigate the relationship between root as(v ... | 2017 | 28222373 |
| alleviation of water and osmotic stress-induced changes in nitrogen metabolizing enzymes in triticum aestivum l. cultivars by potassium. | present communication reports laboratory and pot experiments conducted to study the influence of water and osmotic stress on nitrogen uptake and metabolism in two wheat (triticum aestivum l) cultivars with and without potassium supplementation. polyethylene glycol 6000-induced osmotic stress/restricted irrigation caused a considerable decline in the activity of nitrate reductase, glutamate synthase, alanine and aspartate aminotransferases, and glutamate dehydrogenase. potassium considerably impr ... | 2017 | 28213650 |
| wheat landrace genome diversity. | understanding the genomic complexity of bread wheat (triticum aestivum l.) is a cornerstone in the quest to unravel the processes of domestication and the following adaptation of domesticated wheat to a wide variety of environments across the globe. additionally, it is of importance for future improvement of the crop, particularly in the light of climate change. focusing on the adaptation after domestication, a nested association mapping (nam) panel of 60 segregating biparental populations was d ... | 2017 | 28213475 |
| influence of nutrient signals and carbon allocation on the expression of phosphate and nitrogen transporter genes in winter wheat (triticum aestivum l.) roots colonized by arbuscular mycorrhizal fungi. | arbuscular mycorrhizal (am) colonization of plant roots causes the down-regulation of expression of phosphate (pi) or nitrogen (n) transporter genes involved in direct nutrient uptake pathways. the mechanism of this effect remains unknown. in the present study, we sought to determine whether the expression of pi or n transporter genes in roots of winter wheat colonized by am fungus responded to (1) pi or n nutrient signals transferred from the am extra-radical hyphae, or (2) carbon allocation ch ... | 2017 | 28207830 |
| triticum aestivum wrab18 functions in plastids and confers abiotic stress tolerance when overexpressed in escherichia coli and nicotiania benthamiana. | wrab18, an aba-inducible protein belongs to the third family of late embryogenesis abundant (lea) proteins which can be induced by different biotic or abiotic stresses. in the present study, wrab18 was cloned from the zhengyin 1 cultivar of triticum aestivum and overexpressed in escherichia coli to explore its effects on the growth of e. coli under different abiotic stresses. results suggested the enhanced exhibition of tolerance of e. coli to these stresses. meanwhile, the wrab18-transgenic tob ... | 2017 | 28207772 |
| bread wheat milling behavior: effects of genetic and environmental factors, and modeling using grain mechanical resistance traits. | genetic (pinb-d1 alleles) and environment (through vitreousness) have important effects on bread wheat milling behavior. skcs optimal values corresponding to soft vitreous or hard mealy grains were defined to obtain the highest total flour yield. near-isogenic lines of bread wheat that differ in hardness, due to distinct puroindoline-b alleles (the wild type, pinb-d1a, or the mutated forms, pinb-d1b or pinb-d1d), were grown in different environments and under two nitrogen fertilization levels, t ... | 2017 | 28204843 |
| highly predictive snp markers for efficient selection of the wheat leaf rust resistance gene lr16. | lr16 is a widely deployed leaf rust resistance gene in wheat (triticum aestivum l.) that is highly effective against the north american puccinia triticina population when pyramided with the gene lr34. lr16 is a seedling leaf rust resistance gene conditioning an incompatible interaction with a distinct necrotic ring surrounding the uredinium. lr16 was previously mapped to the telomeric region of the short arm of wheat chromosome 2b. the goals of this study were to develop numerous single nucleoti ... | 2017 | 28202046 |
| development of intron targeting (it) markers specific for chromosome arm 4vs of haynaldia villosa by chromosome sorting and next-generation sequencing. | haynaldia villosa (l.) schur (syn. dasypyrum villosum l. candargy, 2n = 14, genome vv) is the tertiary gene pool of wheat, and thus a potential resource of genes for wheat improvement. among other, wheat yellow mosaic (wym) resistance gene wss1 and a take-all resistance gene were identified on the short arm of chromosome 4 v (4vs) of h. villosa. we had obtained introgressions on 4vs chromosome arm, with the objective of utilizing the target genes. however, monitoring these introgressions has bee ... | 2017 | 28202009 |
| novel rht-1 dwarfing genes: tools for wheat breeding and dissecting the function of della proteins. | 2017 | 28201630 | |
| identifying seedling root architectural traits associated with yield and yield components in wheat. | plant roots growing underground are critical for soil resource acquisition, anchorage and plant-environment interactions. in wheat ( triticum aestivum ), however, the target root traits to improve yield potential still remain largely unknown. this study aimed to identify traits of seedling root system architecture (rsa) associated with yield and yield components in 226 recombinant inbred lines (rils) derived from a cross between the bread wheat triticum aestivum 'forno' (small, wide root system) ... | 2017 | 28200109 |
| comparative phosphoproteomic analysis under high-nitrogen fertilizer reveals central phosphoproteins promoting wheat grain starch and protein synthesis. | nitrogen (n) is a macronutrient important for plant growth and development. it also strongly influences starch and protein synthesis, closely related to grain yield and quality. we performed the first comparative phosphoproteomic analysis of developing wheat grains in response to high-n fertilizer. physiological and biochemical analyses showed that application of high-n fertilizer resulted in significant increases in leaf length and area, chlorophyll content, the activity of key enzymes in leave ... | 2017 | 28194157 |
| genome-wide characterization of jasmonate-zim domain transcription repressors in wheat (triticum aestivum l.). | the jasmonate-zim domain (jaz) repressor family proteins are jasmonate co-receptors and transcriptional repressor in jasmonic acid (ja) signaling pathway, and they play important roles in regulating the growth and development of plants. recently, more and more researches on jaz gene family are reported in many plants. although the genome sequencing of common wheat (triticum aestivum l.) and its relatives is complete, our knowledge about this gene family remains vacant. | 2017 | 28193162 |
| residual effects of monoammonium phosphate, gypsum and elemental sulfur on cadmium phytoavailability and translocation from soil to wheat in an effluent irrigated field. | cadmium (cd) accumulation in agricultural soils is one of the major threats to food security. the application of inorganic amendments such as mono-ammonium phosphate (map), gypsum and elemental sulfur (s) could alleviate the negative effects of cd in crops. however, their long-term residual effects on decreasing cd uptake in latter crops remain unclear. a field that had previously been applied with treatments including control and 0.2, 0.4 and 0.8% by weight of each map, gypsum and s, and grown ... | 2017 | 28189896 |
| pesticide stress on plants negatively affects parasitoid fitness through a bypass of their phytophage hosts. | pesticides taken up by plants from the soil or interstitial (pore) water can cascade to higher trophic levels, which are expected to be more affected due to cumulative bottom-up effects. knowledge about the impact of indirect exposure to pesticides on non-target terrestrial trophic chains, however, is still lacking. therefore, we examined the direct and indirect effects of three concentrations of the herbicide 2,6-dichlorobenzonitrile (dcbn) and an insecticide with a similar molecular structure ... | 2017 | 28188590 |