Publications
Title | Abstract | Year Filter | PMID(sorted ascending) Filter |
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comparison of the physiological characteristics of transgenic insect-resistant cotton and conventional lines. | the introduction of transgenic insect-resistant cotton into agricultural ecosystems has raised concerns regarding its ecological effects. many studies have been conducted to compare the differences in characteristics between transgenic cotton and conventional counterparts. however, few studies have focused on the different responses of transgenic cotton to stress conditions, especially to the challenges of pathogens. the aim of this work is to determine the extent of variation in physiological c ... | 2015 | 25737015 |
the tomato i-3 gene: a novel gene for resistance to fusarium wilt disease. | plant resistance proteins provide race-specific immunity through the recognition of pathogen effectors. the resistance genes i, i-2 and i-3 have been incorporated into cultivated tomato (solanum lycopersicum) from wild tomato species to confer resistance against fusarium oxysporum f. sp. lycopersici (fol) races 1, 2 and 3, respectively. although the fol effectors corresponding to these resistance genes have all been identified, only the i-2 resistance gene has been isolated from tomato. to isola ... | 2015 | 25740416 |
candida and fusarium species known as opportunistic human pathogens from customer-accessible parts of residential washing machines. | energy constraints have altered consumer practice regarding the use of household washing machines. washing machines were developed that use lower washing temperatures, smaller amounts of water and biodegradable detergents. these conditions may favour the enrichment of opportunistic human pathogenic fungi. we focused on the isolation of fungi from two user-accessible parts of washing machines that often contain microbial biofilms: drawers for detergents and rubber door seals. out of 70 residentia ... | 2015 | 25749362 |
[biological characteristics of an hog1 mapk homologous gene fohog1 knock-out mutant of fusarium oxysporum f. sp. cubense]. | this study was aimed to obtain a mitogen-activated protein kinase (mapk) gene namely fohog1 from fusarium oxysporum f. sp. cubense and to verify its function. | 2014 | 25752133 |
naturally produced citral can significantly inhibit normal physiology and induce cytotoxicity on magnaporthe grisea. | given the importance of finding alternatives to synthetic fungicides, the antifungal effects of natural product citral on six plant pathogenic fungi (magnaporthe grisea, gibberella zeae, fusarium oxysporum, valsa mali, botrytis cinerea, and rhizoctonia solani) were determined. mycelial growth rate results showed that citral possessed high antifungal activities on those test fungi with ec50 values ranging from 39.52 to 193.00 µg/ml, which had the highest inhibition rates against m. grisea. furthe ... | 2015 | 25752425 |
isolation, purification, and characterization of a stable defensin-like antifungal peptide from trigonella foenum-graecum (fenugreek) seeds. | a novel defensin-like antifungal peptide (tf-afp) with molecular mass of 10.3 kda was isolated from seeds of trigonella foenum-graecum (fenugreek) by ammonium sulfate precipitation, cation-exchange, gel-filtration, hydrophobic chromatography, and rp-hplc. mass spectroscopic analysis revealed the intact mass of the purified antifungal peptide as 10321.5 da and high similarity to plant defensins and other antifungal proteins in database search. 2d-page showed pi value to be 8.8 and absence of isof ... | 2015 | 25761687 |
cultivable endophytic bacteria from leaf bases of agave tequilana and their role as plant growth promoters. | agave tequilana weber var. 'azul' is grown for the production of tequila, inulin and syrup. diverse bacteria inhabit plant tissues and play a crucial role for plant health and growth. in this study culturable endophytic bacteria were extracted from leaf bases of 100 healthy agave tequilana plants. in plant tissue bacteria occurred at mean population densities of 3 million cfu/g of fresh plant tissue. three hundred endophytic strains were isolated and 16s rdna sequences grouped the bacteria into ... | 2014 | 25763038 |
characterization of novel trichoderma asperellum isolates to select effective biocontrol agents against tomato fusarium wilt. | the use of novel isolates of trichoderma with efficient antagonistic capacity against fusarium oxysporum f. sp. lycopersici (fol) is a promising alternative strategy to pesticides for tomato wilt management. we evaluated the antagonistic activity of 30 isolates of t. asperellum against 4 different isolates of fol. the production of extracellular cell wall degrading enzymes of the antagonistic isolates was also measured. the random amplified polymorphic dna (rapd) method was applied to assess the ... | 2015 | 25774110 |
testing of the safety and the effectiveness of using samjeongpharmacopuncture solution as eye drops. | this experimental study was designed to investigate the safety and the effectiveness of samjeong pharmacopuncture solution (sps) manufactured by using a the lowtemperature extract on process. | 2012 | 25780632 |
studies on antimicrobial effects of four ligands and their transition metal complexes with 8-mercaptoquinoline and pyridine terminal groups. | four types of ligands (q1-q4) and their complexes (1-36) with transition metal ions have been synthesized, in which two new complexes (15 and 20) have been prepared and tested. in vitro antimicrobial activities of the ligands and their complexes were investigated against a representative panel of strains including two gram positive bacteria (sarcina ureae, staphylococcus aureus), two gram negative bacteria (escherichia coli, pseudomonas aeruginosa) and three fungi (aspergillus niger, saccharomyc ... | 2015 | 25791454 |
adaptation of fusarium oxysporum and fusarium dimerum to the specific aquatic environment provided by the water systems of hospitals. | members of the fusarium group were recently detected in water distribution systems of several hospitals in the world. an epidemiological investigation was conducted over 2 years in hospital buildings in dijon and nancy (france) and in non-hospital buildings in dijon. the fungi were detected only within the water distribution systems of the hospital buildings and also, but at very low concentrations, in the urban water network of nancy. all fungi were identified as fusarium oxysporum species comp ... | 2015 | 25792434 |
the f-box protein fbp1 functions in the invasive growth and cell wall integrity mitogen-activated protein kinase (mapk) pathways in fusarium oxysporum. | f-box proteins determine substrate specificity of the ubiquitin-proteasome system. previous work has demonstrated that the f-box protein fbp1, a component of the scf(fbp1) e3 ligase complex, is essential for invasive growth and virulence of the fungal plant pathogen fusarium oxysporum. here, we show that, in addition to invasive growth, fbp1 also contributes to vegetative hyphal fusion and fungal adhesion to tomato roots. all of these functions have been shown previously to require the mitogen-a ... | 2016 | 25808603 |
characterization of the bioactive metabolites from a plant growth-promoting rhizobacteria and their exploitation as antimicrobial and plant growth-promoting agents. | a plant growth-promoting bacterial strain, pm 105, isolated from a tea plantation soil from the north eastern region of india was identified as pseudomonas aeruginosa through classical and 16s ribosomal dna (rdna) gene sequencing. further studies with this strain confirmed broad spectrum antifungal activity against ten human and plant pathogenic fungal pathogens viz. aspergillus flavus, aspergillus fumigatus, aspergillus niger, aspergillus tubingensis, candida albicans, colletotrichum gloeospori ... | 2015 | 25832181 |
[differential gene expression in incompatible interaction between lilium regale wilson and fusarium oxysporum f. sp. lilii revealed by combined ssh and microarray analysis]. | fusarium wilt, caused by a soilborne pathogen fusarium oxysporum f. sp. lilii, is the major disease of lily (lilium l.). in order to isolate the genes differentially expressed in a resistant reaction to f. oxysporum in l. regale wilson, a cdna library was constructed with l. regale root during f. oxysporum infection using the suppression subtractive hybridization (ssh), and a total of 585 unique expressed sequence tags (ests) were obtained. furthermore, the gene expression profiles in the incomp ... | 2015 | 25845232 |
fusarium oxysporum triggers tissue-specific transcriptional reprogramming in arabidopsis thaliana. | some of the most devastating agricultural diseases are caused by root-infecting pathogens, yet the majority of studies on these interactions to date have focused on the host responses of aerial tissues rather than those belowground. fusarium oxysporum is a root-infecting pathogen that causes wilt disease on several plant species including arabidopsis thaliana. to investigate and compare transcriptional changes triggered by f. oxysporum in different arabidopsis tissues, we infected soil-grown pla ... | 2015 | 25849296 |
mitogen-activated protein kinases are associated with the regulation of physiological traits and virulence in fusarium oxysporum f. sp. cubense. | fusarium oxysporum f. sp. cubense (foc) is an important soil-borne fungal pathogen causing devastating vascular wilt disease of banana plants and has become a great concern threatening banana production worldwide. however, little information is known about the molecular mechanisms that govern the expression of virulence determinants of this important fungal pathogen. in this study, we showed that null mutation of three mitogen-activated protein (map) kinase genes, designated as foslt2, fomkk2 an ... | 2015 | 25849862 |
isolation and heterologous expression of a polygalacturonase produced by fusarium oxysporum f. sp. cubense race 1 and 4. | fusarium wilt (panama disease) caused by fusarium oxysporum f. sp. cubense (foc) represents a significant threat to banana (musa spp.) production. musa aab is susceptible to race 1 (foc1) and race 4 (foc4), while cavendish musa aaa is found to be resistant to foc1 but still susceptible to race 4. a polygalacturonase (pgc3) was purified from the supernatant of fusarium oxysporum f. sp. cubense race 4 (foc4), which is the pathogen of fusarium wilt. pgc3 had an apparent molecular weight of 45 kda a ... | 2015 | 25854430 |
comparative genome analyses of serratia marcescens fs14 reveals its high antagonistic potential. | s. marcescens fs14 was isolated from an atractylodes macrocephala koidz plant that was infected by fusarium oxysporum and showed symptoms of root rot. with the completion of the genome sequence of fs14, the first comprehensive comparative-genomic analysis of the serratia genus was performed. pan-genome and cog analyses showed that the majority of the conserved core genes are involved in basic cellular functions, while genomic factors such as prophages contribute considerably to genome diversity. ... | 2015 | 25856195 |
glycogen catabolism, but not its biosynthesis, affects virulence of fusarium oxysporum on the plant host. | the role of glycogen metabolism was investigated in the fungal pathogen fusarium oxysporum. targeted inactivation was performed of genes responsible for glycogen biosynthesis: gnn1 encoding glycogenin, gls1 encoding glycogen synthase, and gbe1 encoding glycogen branching enzyme. moreover genes involved in glycogen catabolism were deleted: gph1 encoding glycogen phosphorylase and gdb1 encoding glycogen de-branching enzyme. glycogen reserves increased steadily during growth of the wild type strain ... | 2015 | 25865793 |
priming of seeds with methyl jasmonate induced resistance to hemi-biotroph fusarium oxysporum f.sp. lycopersici in tomato via 12-oxo-phytodienoic acid, salicylic acid, and flavonol accumulation. | methyl jasmonate (meja) was tested by seed treatment for its ability to protect tomato seedlings against fusarium wilt caused by the soil-borne fungal pathogen fusarium oxysporum f.sp. lycopersici. isolated from solanum lycopersicon l. seeds, cv. beta fungus was identified as f. oxysporum f.sp. lycopersici race 3 fungus by using phytopathological and molecular methods. meja applied at 0.01, 0.1 and 1 mm reduced spore germination and mycelial growth in vitro. soaking of tomato seeds in meja solut ... | 2015 | 25867625 |
fungal cytochrome p450 monooxygenases of fusarium oxysporum for the synthesis of ω-hydroxy fatty acids in engineered saccharomyces cerevisiae. | omega hydroxy fatty acids (ω-ohfas) are multifunctional compounds that act as the basis for the production of various industrial products with broad commercial and pharmaceutical implications. however, the terminal oxygenation of saturated or unsaturated fatty acids for the synthesis of ω-ohfas is intricate to accomplish through chemocatalysis, due to the selectivity and controlled reactivity in c-h oxygenation reactions. cytochrome p450, the ubiquitous enzyme is capable of catalyzing the select ... | 2015 | 25880760 |
gene expression patterns and dynamics of the colonization of common bean (phaseolus vulgaris l.) by highly virulent and weakly virulent strains of fusarium oxysporum. | the dynamics of root and hypocotyl colonization, and the gene expression patterns of several fungal virulence factors and plant defense factors have been analyzed and compared in the interaction of two fusarium oxysporum f. sp. phaseoli strains displaying clear differences in virulence, with a susceptible common bean cultivar. the growth of the two strains on the root surface and the colonization of the root was quantitatively similar although the highly virulent (hv) strain was more efficient r ... | 2015 | 25883592 |
development of loop-mediated isothermal amplification (lamp) assay for rapid detection of fusarium oxysporum f. sp. ciceris - wilt pathogen of chickpea. | fusarium oxysporum f. sp. ciceris (foc), the causal agent of fusarium wilt is a devastating pathogen of chickpea. in chickpea, various soil borne pathogens produce (s) similar symptoms, therefore cannot be distinguished easily at field level. there is real need for a rapid, inexpensive, and easy to operate and maintain genotyping tool to facilitate accurate disease diagnosis and surveillance for better management of fusarium wilt outbreaks. | 2015 | 25886622 |
ethanol effect on metabolic activity of the ethalogenic fungus fusarium oxysporum. | fusarium oxysporum is a filamentous fungus which has attracted a lot of scientific interest not only due to its ability to produce a variety of lignocellulolytic enzymes, but also because it is able to ferment both hexoses and pentoses to ethanol. although this fungus has been studied a lot as a cell factory, regarding applications for the production of bioethanol and other high added value products, no systematic study has been performed concerning its ethanol tolerance levels. | 2015 | 25887038 |
n2o production, a widespread trait in fungi. | n2o is a powerful greenhouse gas contributing both to global warming and ozone depletion. while fungi have been identified as a putative source of n2o, little is known about their production of this greenhouse gas. here we investigated the n2o-producing ability of a collection of 207 fungal isolates. seventy strains producing n2o in pure culture were identified. they were mostly species from the order hypocreales order-particularly fusarium oxysporum and trichoderma spp.-and to a lesser extent s ... | 2015 | 25894103 |
synthesis, insecticidal, and fungicidal screening of some new synthetic quinoline derivatives. | this paper describes the synthesis of a series of quinolines graphted with hydrazones, pyrazoles, pyridazine, phthalazine, triazepinone, semicarbazide, and thiomorpholide moieties and four metal complexes. these derivatives were screened against fusarium oxysporum and the red palm weevil (rpw) rhynchophorus ferrugineus oliver (coleopteran: curculionidae) as palm pathogens. only chlorinated quinolines were active against these organisms with hydrazones being good fungicides, while those modified ... | 2015 | 25895344 |
analyses of fusarium wilt race 3 resistance in upland cotton (gossypium hirsutum l.). | fusarium wilt [fusarium oxysporum f.sp. vasinfectum (fov) atk. sny & hans] represents a serious threat to cotton (gossypium spp.) production. for the last few decades, the fov pathogen has become a significant problem in uzbekistan causing severe wilt disease and yield losses of g. hirsutum l. cultivars. we present the first genetic analyses of fov race 3 resistance on uzbek cotton germplasm with a series of field and greenhouse artificial inoculation-evaluations and inheritance studies. the fie ... | 2015 | 25896369 |
synergistic action of a metalloprotease and a serine protease from fusarium oxysporum f. sp. lycopersici cleaves chitin-binding tomato chitinases, reduces their antifungal activity, and enhances fungal virulence. | as part of their defense strategy against fungal pathogens, plants secrete chitinases that degrade chitin, the major structural component of fungal cell walls. some fungi are not sensitive to plant chitinases because they secrete chitin-binding effector proteins that protect their cell wall against these enzymes. however, it is not known how fungal pathogens that lack chitin-binding effectors overcome this plant defense barrier. here, we investigated the ability of fungal tomato pathogens to cle ... | 2015 | 25915453 |
chemical composition and antifungal activity of aaronsohnia pubescens essential oil from algeria. | in the present study, the chemical composition of the essential oil obtained from the aerial parts of aaronsohnia pubescens (desf.) k.bremer & humphries (asteraceae), a chamomile-like medicinal plant, was studied. using both gc-ms and gc-fid methods, 58 volatile compounds could be identified representing 96.6% of the total essential oil composition. the main compounds in the essential oil were monoterpene hydrocarbons such as (z)-β-ocimene (53.8%), myrcene (15.2%) and α-pinene (7.7%). moreover, ... | 2015 | 25920238 |
molecular characterization of a penicillium chrysogenum exo-rhamnogalacturonan lyase that is structurally distinct from other polysaccharide lyase family proteins. | we previously described an endo-acting rhamnogalacturonan (rg) lyase, termed pcrgl4a, of penicillium chrysogenum 31b. here, we describe a second rg lyase, called pcrglx. we determined the cdna sequence of the pcrglx gene, which encodes pcrglx. based on analyses using a blast search and a conserved domain search, pcrglx was found to be structurally distinct from known rg lyases and might belong to a new polysaccharide lyase family together with uncharacterized fungal proteins of nectria haematoco ... | 2015 | 25921806 |
metabolic profiling of chickpea-fusarium interaction identifies differential modulation of disease resistance pathways. | chickpea is the third most widely grown legume in the world and mainly used as a vegetarian source of human dietary protein. fusarium wilt, caused by fusarium oxysporum f. sp. ciceri (foc), is one of the major threats to global chickpea production. host resistance is the best way to protect crops from diseases; however, in spite of using various approaches, the mechanism of foc resistance in chickpea remains largely obscure. in the present study, non-targeted metabolic profiling at several time ... | 2015 | 25935544 |
disseminated fusariosis and hematologic malignancies, a still devastating association. report of three new cases. | fungi of the genus fusarium are primarily plant pathogens and saprobes that produce disseminated infections in immunologically deficient humans. after aspergillosis, disseminated fusariosis is the second most common cause of invasive infection by filamentous fungi in patients with hematologic malignancies or those undergoing transplants of hematopoietic progenitors. | 2015 | 25936697 |
effect of eugenol against streptococcus agalactiae and synergistic interaction with biologically produced silver nanoparticles. | streptococcus agalactiae (group b streptococci (gbs)) is an important infections agent in newborns associated with maternal vaginal colonization. intrapartum antibiotic prophylaxis in gbs-colonized pregnant women has led to a significant reduction in the incidence of early neonatal infection in various geographic regions. however, this strategy may lead to resistance selecting among gbs, indicating the need for new alternatives to prevent bacterial transmission and even to treat gbs infections. ... | 2015 | 25945115 |
demethylation of arsenic limits its volatilization in fungi. | arsenic (as) biomethylation is increasingly being regarded as a promising method to volatize as from the environment; however, the as volatilization efficiency of most microorganisms is low. here, the speciation transformation of dimethylarsinic acid (dma) as an important methylation intermediate in the cells of fusarium oxysporum cz-8f1, penicillium janthinellum sm-12f4, and trichoderma asperellum sm-12f1 were investigated. these fungal strains have been certified to volatilize as from as-loade ... | 2015 | 25951513 |
in vitro assessment of extracts of the lingzhi or reishi medicinal mushroom, ganoderma lucidum (higher basidiomycetes) against different plant pathogenic fungi. | five isolates of the lingzhi or reishi medicinal mushroom ganoderma lucidum (gl-1, gl-2, gl-3, gl-4, gl-5) were collected from different locations within and surrounding lahore, pakistan, to study the antifungal potential of their bioactive compounds. after studying morphology, different concentrations of the extracts were prepared in methanol and water using a soxhlet extractor. different cultures of fungal pathogens were acquired from the first fungal culture bank of pakistan, university of th ... | 2015 | 25954966 |
isolation of a hemagglutinin with potent antiproliferative activity and a large antifungal defensin from phaseolus vulgaris cv. hokkaido large pinto beans. | lectins (hemagglutinins) are defined as sugar-binding proteins or glycoproteins with various biological activities. a 60 kda dimeric hemagglutinin with a blocked n-terminus was isolated in large yield (190 mg/60 g) from the common edible bean phaseolus vulgaris cv. hokkaido large pinto bean. its hemagglutinating, antifungal, and antitumor activities as well as the effects of carbohydrate and metal ions on its hemagglutinating activity were examined. it inhibited the proliferation of nasopharynge ... | 2015 | 25965006 |
the avr2-six5 gene pair is required to activate i-2-mediated immunity in tomato. | plant-invading microbes betray their presence to a plant by exposure of antigenic molecules such as small, secreted proteins called 'effectors'. in fusarium oxysporum f. sp. lycopersici (fol) we identified a pair of effector gene candidates, avr2-six5, whose expression is controlled by a shared promoter. the pathogenicity of avr2 and six5 fol knockouts was assessed on susceptible and resistant tomato (solanum lycopersicum) plants carrying i-2. the i-2 nb-lrr protein confers resistance to fol rac ... | 2015 | 25967461 |
effects of water regime, crop residues, and application rates on control of fusarium oxysporum f. sp. cubense. | biological soil disinfestation is an effective method to control soil-borne disease by flooding and incorporating with organic amendments, but field conditions and resources sometimes limited its practical application. a laboratory experiment was conducted to develop practice guidelines on controlling fusarium wilt, a widespread banana disease caused by fusarium oxysporum f. sp. cubense (foc). foc infested soil incorporated with rice or maize straw at rates of 1.5 tons/ha and 3.0 tons/ha was inc ... | 2015 | 25968255 |
biosynthesis of gold nanoparticles using fusarium oxysporum f. sp. cubense jt1, a plant pathogenic fungus. | the development of reliable processes for the synthesis of gold nanoparticles is an important aspect of current nanotechnology research. recently, reports are published on the extracellular as well as intracellular biosynthesis of gold nanoparticles using microorganisms. however, these methods of synthesis are rather slow. in present study, rapid and extracellular synthesis of gold nanoparticles using a plant pathogenic fungus f. oxysporum f. sp. cubense jt1 (focjt1) is reported. incubation of f ... | 2013 | 25969773 |
induction of defense-related enzymes in banana plants: effect of live and dead pathogenic strain of fusarium oxysporum f. sp. cubense. | the aim of the present study was to scrutinize the response of banana (grand naine variety) plants when interacting with dead or live pathogen, fusarium oxysporum f.sp. cubense, a causative agent of panama disease. response of plants was evaluated in terms of induction of defense-related marker enzyme activity, namely, peroxidase (pox), polyphenol oxidase (ppo), β-1,3 glucanase, chitinase, and phenolics. plant's interaction with live pathogen resulted in early induction of defense to restrain pe ... | 2013 | 25969777 |
antimicrobial activity and chemical composition of the essential oils of portuguese foeniculum vulgare fruits. | the aim of this study was to investigate the chemical composition and antimicrobial activity of essential oils obtained by hydrodistillation from fruits of six fennel accessions collected from wild populations occurring in the centre and south of portugal. composition of essential oils was established by gas chromatography-flame ionization detector (gc-fid) and gas chromatography-mass spectrometry (gc-ms) analysis. the obtained yields of the essential oils were found to vary greatly in the range ... | 2015 | 25973507 |
[cloning and functional characterization of pathogenesis-related pr10-1 gene in panax notoginseng]. | with homology cloning approaches coupling with race (rapid-amplification of cdna ends) techniques, the full-length coding sequence of pathogenesis-related protein pr10-1 with differential expression was cloned from the total rna of the root of panax notoginseng, and its function was explored furtherly. as a result, the longest 465 bp orf (named as pnpr10-1 with the accession no. kj741402 in genbank) was detected from the cloned sequence with full-length of cdna of 863 bp. the corresponding pepti ... | 2015 | 25975034 |
combining uv-c treatment with biocontrol yeast to control postharvest decay of melon. | significant losses in harvested melon can be directly attributable to decay fungi. in the present study, the use of uv-c treatment combined with biocontrol yeast, pichia cecembensis, was evaluated for their ability to control postharvest decay of melon fruits after they were artificially inoculated with fusarium oxysporum and alternaria alternata. natural infection of fruit was also assessed. as a stand-alone treatment, uv-c or p. cecembensis significantly reduced fusarium rot and alternaria rot ... | 2015 | 25976334 |
natural products as sources of new fungicides (ii): antiphytopathogenic activity of 2,4-dihydroxyphenyl ethanone derivatives. | a series of 17 simple 1-(2,4-dihydroxyphenyl) ethanones were synthesised, and their structures characterised by (1)h, (13)c nmr and esi-ms. their in vitro antifungal activities were evaluated against five phytopathogenic fungi including glomerella cingulate, botrytis cirerea, fusarium graminearum, curvularia lunata and fusarium oxysporum f. sp. vasinfectum by the mycelial growth inhibition assay. compounds 2g and 2h exhibited broad-spectrum inhibitory activity against the mycelial growth of the ... | 2016 | 25978007 |
genetic mapping of resistance to fusarium oxysporum f. sp. tulipae in tulip. | fusarium oxysporum is a major problem in the production of tulip bulbs. breeding for resistant cultivars through a conventional approach is a slow process due to the long life cycle of tulip. until now, marker-assisted selection (mas) has been hampered by the large genome size and the absence of a genetic map. this study is aimed at construction of the first genetic map for tulip and at the identification of loci associated with resistance to f. oxysporum. a cross-pollinated population of 125 in ... | 2017 | 25983613 |
the arabidopsis kh-domain rna-binding protein esr1 functions in components of jasmonate signalling, unlinking growth restraint and resistance to stress. | glutathione s-transferases (gsts) play important roles in the protection of cells against toxins and oxidative damage where one arabidopsis member, gstf8, has become a commonly used marker gene for early stress and defense responses. a gstf8 promoter fragment fused to the luciferase reporter gene was used in a forward genetic screen for arabidopsis mutants with up-regulated gstf8 promoter activity. this identified the esr1-1 (enhanced stress response 1) mutant which also conferred increased resi ... | 2015 | 25985302 |
cutin from watermelon peels: a novel inducer for cutinase production and its physicochemical characterization. | cutin a polymeric biological macromolecule made up of esterified polyacids which acts as an inducer of cutinase. the present work was based on screening and characterization of newer cutin source from the agro industrial wastes as inducers of cutinase production by fusarium oxysporum mtcc 2480. cutin isolated from peels of multi green colored watermelon (wmc) yielded 6.77 u/ml as compared to that 9.64 u/ml of cutinase using apple cutin. the ftir and (13)c cp-mas solid state nmr studies indicated ... | 2015 | 25987459 |
diversity of food-borne bacillus volatile compounds and influence on fungal growth. | to evaluate the antifungal activity of the volatile organic compounds (vocs) produced by 75 different food-borne bacillus species against aspergillus niger, aspergillus flavus, aspergillus parasiticus, aspergillus clavatus, fusarium oxysporum f. sp. lactucae and moniliophthora perniciosa and to determine the vocs responsible for the inhibition. | 2015 | 25989039 |
in vitro study of the growth, development and pathogenicity responses of fusarium oxysporum to phthalic acid, an autotoxin from lanzhou lily. | continuous monoculture of lanzhou lily (lilium davidii var. unicolor cotton) results in frequent incidence of fusarium wilt caused by fusarium oxysporum. phthalic acid (pa), a principal autotoxin from root exudates of lanzhou lily, is involved in soil sickness by inducing autotoxicity. the aim of this study was to evaluate the direct allelopathic effects of pa on the growth, development and pathogenicity of f. oxysporum in vitro based on an ecologically relevant soil concentration. the results s ... | 2015 | 25994089 |
emergence of fusarioses in a university hospital in turkey during a 20-year period. | fusarium species have started appearing increasingly as the main cause of infections, particularly in immunocompromised patients. in this study, we aimed to present the first epidemiological data from turkey, analyze fusariosis cases that have been monitored in a university hospital during the past 20 years, identify the responsible fusarium species, and determine antifungal susceptibilities. a total of 47 cases of fusariosis was included in the study. fusarium isolates were identified by multil ... | 2015 | 25994844 |
genome-wide analysis in three fusarium pathogens identifies rapidly evolving chromosomes and genes associated with pathogenicity. | pathogens and hosts are in an ongoing arms race and genes involved in host-pathogen interactions are likely to undergo diversifying selection. fusarium plant pathogens have evolved diverse infection strategies, but how they interact with their hosts in the biotrophic infection stage remains puzzling. to address this, we analyzed the genomes of three fusarium plant pathogens for genes that are under diversifying selection. we found a two-speed genome structure both on the chromosome and gene grou ... | 2015 | 25994930 |
focvel1 influences asexual production, filamentous growth, biofilm formation, and virulence in fusarium oxysporum f. sp. cucumerinum. | velvet genes play critical roles in the regulation of diverse cellular processes. in current study, we identified the gene focvel1, a homolog of fusarium graminearum vela, in the plant pathogenic fungus f. oxysporum f. sp. cucumerinum. this pathogen causes the destructive disease called cucumber fusarium wilt (cfw), which severely affects the production and marketing of this vegetable worldwide. transcript analyses revealed high expression of focvel1 during conidiophore development. disruption o ... | 2015 | 25999976 |
impact of diseases on export and smallholder production of banana. | banana (musa spp.) is one of the world's most valuable primary agricultural commodities. exported fruit are key commodities in several producing countries yet make up less than 15% of the total annual output of 145 million metric tons (mmt). transnational exporters market fruit of the cavendish cultivars, which are usually produced in large plantations with fixed infrastructures and high inputs of fertilizers, pesticides, and irrigation. in contrast, smallholders grow diverse cultivars, often fo ... | 2015 | 26002290 |
antimicrobial action of an endophytic fungi from sophor flavescens and structure identification of its active constituent. | endophytic fungus bs002 was isolated and characterized from sophora flavescens by plate method, which has broad antimicrobial activity. isolation and trace of a new bioactive compound from the fungus' culture extracts with the method of column chromatography and tlc biological autoradiography was conducted. finally, it was identified as 6,7-(2'e) dibutenyl-5,8-dihydroxy-(z)-cyclooct-2-ene-1,4-dione by nuclear magnetic resonance, infrared and liquid chromatography-mass spectrometry. the compound ... | 2014 | 26019517 |
minos as a novel tc1/mariner-type transposable element for functional genomic analysis in aspergillus nidulans. | transposons constitute powerful genetic tools for gene inactivation, exon or promoter trapping and genome analyses. the minos element from drosophila hydei, a tc1/mariner-like transposon, has proved as a very efficient tool for heterologous transposition in several metazoa. in filamentous fungi, only a handful of fungal-specific transposable elements have been exploited as genetic tools, with the impala tc1/mariner element from fusarium oxysporum being the most successful. here, we developed a t ... | 2015 | 26021704 |
comparative analysis of biosynthesised and chemosynthesised silver nanoparticles with special reference to their antibacterial activity against pathogens. | the present study reports the synthesis of silver nanoparticles (agnps) using both biological and chemical routes to find out the best method for control of their size and activity. the fungal agent (fusarium oxysporum) and the plant (azadirachta indica) were found to be the best source for agnps synthesis. both biosynthesis and chemosynthesis were achieved by challenging filtrate with agno3 (1 mm) solution. the synthesised nanoparticles were characterised by ultraviolet-visible spectroscopy, fo ... | 2015 | 26023154 |
differentially expressed genes in resistant and susceptible common bean (phaseolus vulgaris l.) genotypes in response to fusarium oxysporum f. sp. phaseoli. | fusarium wilt of common bean (phaseolus vulgaris l.), caused by fusarium oxysporum schlechtend.:fr. f.sp. phaseoli (fop), is one of the most important diseases of common beans worldwide. few natural sources of resistance to fop exist and provide only moderate or partial levels of protection. despite the economic importance of the disease across multiple crops, only a few of fop induced genes have been analyzed in legumes. therefore, our goal was to identify transcriptionally regulated genes duri ... | 2015 | 26030070 |
investigating the association between flowering time and defense in the arabidopsis thaliana-fusarium oxysporum interaction. | plants respond to pathogens either by investing more resources into immunity which is costly to development, or by accelerating reproductive processes such as flowering time to ensure reproduction occurs before the plant succumbs to disease. in this study we explored the link between flowering time and pathogen defense using the interaction between arabidopsis thaliana and the root infecting fungal pathogen fusarium oxysporum. we report that f. oxysporum infection accelerates flowering time and ... | 2015 | 26034991 |
development of co-dominant scar markers linked to resistant gene against the fusarium oxysporum f. sp. radicis-lycopersici. | we developed highly reliable co-dominant scar markers linked to the frl gene. forl testing is difficult. the marker is expected to be quickly adapted for mas by tomato breeders. fusarium oxysporum f. sp. radicis-lycopersici causes fusarium crown and root rot (fcr), an economically important soil-borne disease of tomato. the resistance against fcr is conferred by a single dominant gene (frl) located on chromosome 9. the aim of this study was to develop molecular markers linked to the frl gene for ... | 2015 | 26037087 |
comparative study of the fungicide benomyl toxicity on some plant growth promoting bacteria and some fungi in pure cultures. | six laboratory experiments were carried out to investigate the effect of the fungicide benomyl on pure cultures of some plant growth promoting bacteria (pgpb) and some fungi. the highest ld50 was recorded for bacillus circulans and proved to be the most resistant to the fungicide, followed by azospirillum braziliense, while penicillium sp. was the most affected microorganism. ld50 values for the affected microorganisms were in 21-240 orders of magnitude lower in comparison with the ld50 value fo ... | 2014 | 26038670 |
fusarium wilt of banana. | banana (musa spp.) is one of the world's most important fruits. in 2011, 145 million metric tons, worth an estimated $44 billion, were produced in over 130 countries. fusarium wilt (also known as panama disease) is one of the most destructive diseases of this crop. it devastated the 'gros michel'-based export trades before the mid-1900s, and threatens the cavendish cultivars that were used to replace it; in total, the latter cultivars are now responsible for approximately 45% of all production. ... | 2015 | 26057187 |
microbial and biochemical basis of a fusarium wilt-suppressive soil. | crops lack genetic resistance to most necrotrophic pathogens. to compensate for this disadvantage, plants recruit antagonistic members of the soil microbiome to defend their roots against pathogens and other pests. the best examples of this microbially based defense of roots are observed in disease-suppressive soils in which suppressiveness is induced by continuously growing crops that are susceptible to a pathogen, but the molecular basis of most is poorly understood. here we report the microbi ... | 2016 | 26057845 |
effects of volatile organic compounds from streptomyces albulus njzjsa2 on growth of two fungal pathogens. | a streptomyces albulus strain njzjsa2 was isolated from the forest soil sample of tzu-chin mountain (nanjing china) and identified based on its morphological and physiological properties and 16s rdna gene sequence analysis. the strain s. albulus njzjsa2 was evaluated for the production of antifungal volatile organic compounds (vocs) against two fungal pathogens. results showed that the vocs generated by s. albulus njzjsa2 inhibited mycelial growth of sclerotinia sclerotiorum (ss) and fusarium ox ... | 2015 | 26059065 |
combined action of the major secreted exo- and endopolygalacturonases is required for full virulence of fusarium oxysporum. | the genome of the tomato pathogen fusarium oxysporum f. sp. lycopersici encodes eight different polygalacturonases (pgs): four endopgs and four exopgs. quantitative real-time reverse transcription-polymerase chain reaction (rt-pcr) revealed that endopgs pg1 and pg5 and exopgs pgx4 and pgx6 are expressed at significant levels during growth on citrus pectin, polygalacturonic acid or the monomer galacturonic acid, as well as during the infection of tomato plants. the remaining pg genes exhibit low ... | 2016 | 26060046 |
rhizosphere inhibition of cucumber fusarium wilt by different surfactin- excreting strains of bacillus subtilis. | bacillus subtilis b006 strain effectively suppresses the cucumber fusarium wilt caused by fusarium oxysporum f. sp. cucumerinum (foc). the population dynamics of foc, strain b006 and its surfactin over-producing mutant b841 and surfactin-deficient mutant b1020, in the rhizosphere were determined under greenhouse conditions to elucidate the importance of the lipopeptides excreted by these strains in suppressing foc. results showed that b. subtilis strain b006 effectively suppressed the disease in ... | 2015 | 26060433 |
[inhibition of amaranthus retroflexus by wasp gut fungal isolate fusarium oxysporum mf06]. | to study the inhibitory effect of wasp gut fungus against the radicle growth of amaranthus retroflexus for the development of herbicides from microorganisms. | 2015 | 26065271 |
activity of natural products against some phytopathogenic fungi. | the requirement of environmental protection and food safety is perceived with always major interest by public opinion and it is consistent with european union legislation on the sustainable use of pesticides (directive 2009/128/ec). this directive requires member states to promote low pesticide-input, giving priority to non-chemical methods and low risk plant protection products. in order to contribute to the achievement of these objectives antifungal activity of natural substances, characterize ... | 2014 | 26080478 |
characterization of vacuolar amino acid transporter from fusarium oxysporum in saccharomyces cerevisiae. | fusarium oxysporum causes wilt disease in many plant families, and many genes are involved in its development or growth in host plants. a recent study revealed that vacuolar amino acid transporters play an important role in spore formation in schizosaccharomyces pombe and saccharomyces cerevisiae. to investigate the role of vacuolar amino acid transporters of this phytopathogenic fungus, the foxg_11334 (foavt3) gene from f. oxysporum was isolated and its function was characterized. transcription ... | 2015 | 26083447 |
control of soil-borne diseases by different composts in potted vegetable crops. | the composting process and the type and nature of wastes and raw materials influence the maturity, quality and suppressiveness of composts. variability in disease suppression also depends on the pathosystem, on soil or substrate type, on chemical-physical conditions, like ph and moisture, and on the microbial component of compost. the aim of the research was to evaluate the suppressiveness of composts, originated from green wastes and/or municipal biowastes, and produced by different composting ... | 2014 | 26084080 |
combination of fluconazole with silver nanoparticles produced by fusarium oxysporum improves antifungal effect against planktonic cells and biofilm of drug-resistant candida albicans. | silver nanoparticles (agnps) have been extensively studied because of their anti-microbial potential. here, we evaluated the effect of biologically synthesized silver nanoparticles (agnpbio) alone and in combination with fluconazole (flc) against planktonic cells and biofilms of flc-resistant candida albicans agnpbio exhibited a fungicidal effect, with a minimal inhibitory concentration (mic) and fungicidal concentration ranging from 2.17 to 4.35 μg/ml. the combination of agnpbio and flc reduced ... | 2016 | 26092103 |
[effects of continuous application of bio-organic fertilizer on banana production and cultural microflora of bulk soil in orchard with serious disease incidence]. | a field experiment was conducted for two years to investigate the effects of different fertilization applications on the suppression of banana fusarium wilt disease, crop yield, fruit quality and culturable microflora in a banana orchard which has been monocultured with banana for 12 years and suffered serious banana fusarium wilt disease. the fertilizers included chemical fertilizer (cf), cow manure compost (cm), pig manure compost (pm) and bio-organic fertilizer (bio). the banana soil microflo ... | 2015 | 26094464 |
synthesis of a novel series of fluoroarene derivatives of artemisinin as potent antifungal and anticancer agent. | a series of new fluoroarene derivatives of artemisinin were prepared using suzuki and sonogashira cross-coupling reactions. an antifungal and antitumor activity was evaluated against opportunistic pathogen fusarium oxysporum and hela cancer cell line. all these derivatives have shown moderate to good activity. | 2015 | 26099535 |
diversity of endophytic fungi in glycine max. | endophytic fungi are microorganisms that live within plant tissues without causing disease during part of their life cycle. with the isolation and identification of these fungi, new species are being discovered, and ecological relationships with their hosts have also been studied. in glycine max, limited studies have investigated the isolation and distribution of endophytic fungi throughout leaves and roots. the distribution of these fungi in various plant organs differs in diversity and abundan ... | 2015 | 26111593 |
manganese lipoxygenase of f. oxysporum and the structural basis for biosynthesis of distinct 11-hydroperoxy stereoisomers. | the biosynthesis of jasmonates in plants is initiated by 13s-lipoxygenase (lox), but details of jasmonate biosynthesis by fungi, including fusarium oxysporum, are unknown. the genome of f. oxysporum codes for linoleate 13s-lox (foxlox) and for f. oxysporum manganese lox (fo-mnlox), an uncharacterized homolog of 13r-mnlox of gaeumannomyces graminis. we expressed fo-mnlox and compared its properties to cg-mnlox from colletotrichum gloeosporioides. electron paramagnetic resonance and metal analysis ... | 2015 | 26113537 |
the neutral metallopeptidase nmp1 of trichoderma guizhouense is required for mycotrophy and self-defence. | trichoderma guizhouense njau 4742 (harzianum clade) can suppress the causative agent of banana wild disease fusarium oxysporum f. sp. cubense 4 (foc4). to identify genes involved in this trait, we used t-dna insertional mutagenesis and isolated one mutant that was unable to overgrow foc4 and had reduced antifungal ability. using the high-efficiency thermal asymmetric interlaced-pcr, the t-dna was located in the terminator of a neutral metalloprotease gene (encoding a merops family m35 protease), ... | 2016 | 26118314 |
purification and identification of two antifungal cyclic peptides produced by bacillus amyloliquefaciens l-h15. | bacillus amyloliquefaciens l-h15 with broad spectrum antifungal activity was used as a biocontrol agent to suppress fusarium oxysporum and other soil-borne fungal plant pathogens. two antifungal fractions were isolated by bioactivity-guided reversed-phase high-performance liquid chromatography. the two compounds were identified by tandem q-tof mass spectroscopy as c15 iturin a (1) and a novel cyclic peptide with a molecular weight of 852.4 da (2). both compounds showed good inhibitory activities ... | 2015 | 26123083 |
biosynthesized silver nanoparticles performing as biogenic sers-nanotags for investigation of c26 colon carcinoma cells. | in this work, two classes of silver nanoparticles (agnps) were biosynthesized with the goal to assess their reliability in vitro as surface-enhanced raman scattering (sers) nanotags. mycosynthesized silver nanoparticles (magnps) and phytosynthesized silver nanoparticles (pagnps) were produced through environmentally friendly procedures by reduction of silver nitrate with fusarium oxysporum cell filtrate and azadirachta indica extract, respectively. two cell lines, namely c26 murine colon carcino ... | 2015 | 26123850 |
proteomic analysis of conidia germination in fusarium oxysporum f. sp. cubense tropical race 4 reveals new targets in ergosterol biosynthesis pathway for controlling fusarium wilt of banana. | conidial germination is a crucial step of the soilborne fungus fusarium oxysporum f. sp. cubense tropical race 4 (foc tr4), a most important lethal disease of banana. in this study, a total of 3659 proteins were identified by isobaric tags for relative and absolute quantitation (itraq)-based comparative proteomic approach, of which 1009 were differentially expressed during conidial germination of the fungus at 0, 3, 7, and 11 h. functional classification and bioinformatics analysis revealed that ... | 2015 | 26129952 |
identification of an endophytic antifungal bacterial strain isolated from the rubber tree and its application in the biological control of banana fusarium wilt. | banana fusarium wilt (also known as panama disease) is one of the most disastrous plant diseases. effective control methods are still under exploring. the endophytic bacterial strain itbb b5-1 was isolated from the rubber tree, and identified as serratia marcescens by morphological, biochemical, and phylogenetic analyses. this strain exhibited a high potential for biological control against the banana fusarium disease. visual agar plate assay showed that itbb b5-1 restricted the mycelial growth ... | 2015 | 26133557 |
complete genome sequence of a novel dsrna mycovirus isolated from the phytopathogenic fungus fusarium oxysporum f. sp. dianthi. | a novel double-stranded rna (dsrna) mycovirus, designated fusarium oxysporum f. sp. dianthi mycovirus 1 (fodv1), was isolated from a strain of the phytopathogenic fungus f. oxysporum f. sp. dianthi. the fodv1 genome had four dsrna segments, designated, from the largest to the smallest one, dsrna 1, 2 3, and 4. each one of these segments contained a single open reading frame (orf). dsrna 1 (3555 bp) and dsrna 3 (2794 bp) encoded a putative rna-dependent rna polymerase (rdrp) and a putative coat p ... | 2015 | 26138558 |
innovative approach to the accumulation of rubrosterone by fermentation of asparagus filicinus with fusarium oxysporum. | rubrosterone, possessing various remarkable bioactivities, is an insect-molting c19-steroid. however, only very small amounts are available for biological tests due to its limited content from plant sources. fungi of genus fusarium have been reported to have the ability to convert c27-steroids into c19-steroids. in this study, asparagus filicinus, containing a high content of 20-hydroxyecdysone, was utilized to accumulate rubrosterone through solid fermentation by fusarium oxysporum. the results ... | 2015 | 26145461 |
skin and subcutaneous mycoses in tilapia (oreochromis niloticus) caused by fusarium oxysporum in coinfection with aeromonas hydrophila. | subcutaneous mycoses in freshwater fish are rare infections usually caused by oomycetes of the genus saprolegnia and some filamentous fungi. to date, fusarium infections in farmed fish have only been described in marine fish. here, we report the presence of fusarium oxysporum in subcutaneous lesions of nile tilapia (oreochromis niloticus). histopathologic evaluation revealed granuloma formation with fungal structures, and the identity of the etiological agent was demonstrated by morphological an ... | 2015 | 26155462 |
roles of three fusarium oxysporum calcium ion (ca(2+)) channels in generating ca(2+) signatures and controlling growth. | spatial and temporal changes of cytoplasmic calcium ions ([ca(2+)]c), caused by external stimuli, are known as the ca(2+) signature and presumably control cellular and developmental responses. multiple types of ion channels, pumps, and transporters on plasma and organellar membranes modulate influx and efflux of ca(2+) to and from the extracellular environment and internal ca(2+) stores to form ca(2+) signatures. expression of a fluorescent protein-based ca(2+) probe, cameleon yc3.60, in fusariu ... | 2015 | 26162966 |
2,4-di-tert-butyl phenol as the antifungal, antioxidant bioactive purified from a newly isolated lactococcus sp. | the volatile organic compound 2,4-di-tert-butyl phenol (2,4 dtbp) was purified from the cell free supernatant of a newly isolated lactococcus sp. by solvent extraction and chromatographic techniques. molecular characterization of the compound by esi-ms, (1)h nmr and ftir analysis revealed the structure, c14h22o. fungicidal activity was demonstrated against aspergillus niger, fusarium oxysporum and penicillium chrysogenum by disc diffusion assay. among the cell lines tested for cytotoxicity of th ... | 2015 | 26164257 |
probiotic potential of lactobacillus strains with antifungal activity isolated from animal manure. | the aim of the study was to isolate and characterize the lactic acid bacteria (lab) from animal manure. among the thirty lab strains, four strains, namely, kcc-25, kcc-26, kcc-27, and kcc-28, showed good cell growth and antifungal activity and were selected for further characterization. biochemical and physiology properties of strains confirmed that the strains are related to the lactobacillus sp.; further, the 16s rrna sequencing confirmed 99.99% sequence similarity towards lactobacillus planta ... | 2015 | 26167534 |
identification of i-7 expands the repertoire of genes for resistance to fusarium wilt in tomato to three resistance gene classes. | the tomato i-3 and i-7 genes confer resistance to fusarium oxysporum f. sp. lycopersici (fol) race 3 and were introgressed into the cultivated tomato, solanum lycopersicum, from the wild relative solanum pennellii. i-3 has been identified previously on chromosome 7 and encodes an s-receptor-like kinase, but little is known about i-7. molecular markers have been developed for the marker-assisted breeding of i-3, but none are available for i-7. we used an rna-seq and single nucleotide polymorphism ... | 2016 | 26177154 |
first report on fusarium wilt of zucchini caused by fusarium oxysporum, in korea. | fusarium wilt of zucchini in jeonju, korea, was first noticed in may 2013. symptoms included wilting of the foliage, drying and withering of older leaves, and stunting of plants. infected plants eventually died during growth. based on morphological characteristics and phylogenetic analyses of the molecular markers (internal transcribed spacer rdna and translation elongation factor 1α), the fungus was identified as fusarium oxysporum. pathogenicity of a representative isolate was demonstrated via ... | 2015 | 26190927 |
draft genome sequence of broad-spectrum antifungal bacterium burkholderia gladioli strain ngj1, isolated from healthy rice seeds. | we report here the draft genome sequence of burkholderia gladioli strain ngj1. the strain was isolated from healthy rice seeds and exhibits broad-spectrum antifungal activity against several agriculturally important pathogens, including rhizoctonia solani, magnaporthe oryzae, venturia inaequalis, and fusarium oxysporum. | 2015 | 26205861 |
compost and biochar alter mycorrhization, tomato root exudation, and development of fusarium oxysporum f. sp. lycopersici. | soil amendments like compost and biochar are known to affect soil properties, plant growth as well as soil borne plant pathogens. complex interactions based on microbial activity and abiotic characteristics are supposed to be responsible for suppressive properties of certain substrates, however, the specific mechanisms of action are still widely unknown. in the present study, the main focus was on the development of the soil borne pathogen, fusarium oxysporum f.sp. lycopersici (fol) in tomato (s ... | 2015 | 26217373 |
genetic analysis of verticillium wilt resistance in a backcross inbred line population and a meta-analysis of quantitative trait loci for disease resistance in cotton. | verticillium wilt (vw) and fusarium wilt (fw), caused by the soil-borne fungi verticillium dahliae and fusarium oxysporum f. sp. vasinfectum, respectively, are two most destructive diseases in cotton production worldwide. root-knot nematodes (meloidogyne incognita, rkn) and reniform nematodes (rotylenchulus reniformis, rn) cause the highest yield loss in the u.s. planting disease resistant cultivars is the most cost effective control method. numerous studies have reported mapping of quantitative ... | 2015 | 26239843 |
manipulating the banana rhizosphere microbiome for biological control of panama disease. | panama disease caused by fusarium oxysporum f. sp. cubense infection on banana is devastating banana plantations worldwide. biological control has been proposed to suppress panama disease, though the stability and survival of bio-control microorganisms in field setting is largely unknown. in order to develop a bio-control strategy for this disease, 16s rrna gene sequencing was used to assess the microbial community of a disease-suppressive soil. bacillus was identified as the dominant bacterial ... | 2015 | 26242751 |
chemotropic sensing in fungus-plant interactions. | growth of fungal hyphae is guided by a variety of chemical gradients, including nutrients, mating pheromones or host compounds. over 100 years after chemotropism was first reported in fungus-plant interactions, our knowledge on the host signals, fungal receptors and cellular pathways is still rudimentary. genetic analysis in the model organisms saccharomyces cerevisiae and neurospora crassa has provided valuable insights into the chemotropic machinery of the fungal hypha. moreover, recent studie ... | 2015 | 26247120 |
salecan enhances the activities of β-1,3-glucanase and decreases the biomass of soil-borne fungi. | salecan, a linear extracellular polysaccharide consisting of β-1,3-d-glucan, has potential applications in the food, pharmaceutical and cosmetic industries. the objective of this study was to evaluate the effects of salecan on soil microbial communities in a vegetable patch. compositional shifts in the genetic structure of indigenous soil bacterial and fungal communities were monitored using culture-dependent dilution plating, culture-independent pcr-denaturing gradient gel electrophoresis (dgge ... | 2015 | 26247592 |
effect of vinegar residue compost amendments on cucumber growth and fusarium wilt. | fusarium wilt of cucumber caused by fusarium oxysporum f. sp. cucumerinum j. h. owen is one of the major destructive soilborne diseases and results in considerable yield losses. methyl bromide was once the most effective disease control method but has been confirmed as harmful to the environment. using suppressive media as biological controls to assist crop growth is becoming popular. in this study, fusarium wilt of cucumber was successfully controlled by a newly identified suppressive media: vi ... | 2015 | 26250808 |
comparative proteomic analyses reveal that gnt2-mediated n-glycosylation affects cell wall glycans and protein content in fusarium oxysporum. | protein n-glycosylation is a ubiquitous post-translational modification that contributes to appropriate protein folding, stability, functionality and localization. n-glycosylation has been identified as an important process for morphogenesis and virulence in several fungal pathogens including fusarium oxysporum. here we conducted comparative chemical and proteome-based analyses to better understand the physiological changes associated with protein hypo-n-glycosylation in f. oxysporum n-glycosylt ... | 2015 | 26254006 |
higher bioavailability of organic bound zinc from high zinc-enriched fungi. | the organic forms of trace elements are considered more bioavailable than the inorganic forms. although yeast can enrich metal elements and convert inorganic zinc to organic species, its tolerability and transforming capacity are limited. it would therefore be very interesting to look for higher conversion and accumulation in zinc fungi to obtain organic bound zinc from the natural environment. in this paper, potato dextrose agar (pda) medium containing 800 μg/ml zinc was used for initial screen ... | 2014 | 26255549 |
delftia tsuruhatensis wgr-uom-bt1, a novel rhizobacterium with pgpr properties from rauwolfia serpentina (l.) benth. ex kurz also suppresses fungal phytopathogens by producing a new antibiotic-amtm. | the bacterial strain designated as wgr-uom-bt1 isolated from rhizosphere of rauwolfia serpentina exhibited broad-spectrum antifungal activity and also improved early plant growth. based on morphological, biochemical and 16s rrna gene sequence analyses, the strain bt1 was identified as delftia tsuruhatensis (kf727978). under in vitro conditions, the strain bt1 suppressed the growth of wide range of fungal phytopathogens. purified antimicrobial metabolite from the strain bt1 was identified as nitr ... | 2015 | 26258398 |
efficacy of fungal decolorization of a mixture of dyes belonging to different classes. | dyes are the most difficult constituents to remove by conventional biological wastewater treatment. colored wastewater is mainly eliminated by physical and chemical procedures, which are very expensive and have drawbacks. therefore, the advantage of using biological processes, such as the biotransformation of dyes, is that they may lead to complete mineralization or formation of less toxic products. to prove the possibility of using fungal processes for decolorization and other applications, the ... | 2015 | 26273256 |
diversity and antimicrobial activity of endophytic fungi isolated from cephalotaxus hainanensis li, a well-known medicinal plant in china. | about 1051 endophytic fungi were isolated from leaves, branches, barks and stems of cephalotaxus hainanensis li from four sites in hainan, china. the fungi were identified as 21 genera by morphology and its sequences. one dominant species was phomopsis quercella in hainan tropical botanical garden and bawangling nature reserve, with relative frequency of 42·06 and 34·88% respectively. another dominant species was colletotrichum boninense in wuzhishan and jianfengling nature reserves, with relati ... | 2015 | 26280451 |
structural and functional studies of a fusarium oxysporum cutinase with polyethylene terephthalate modification potential. | cutinases are serine hydrolases that degrade cutin, a polyester of fatty acids that is the main component of plant cuticle. these biocatalysts have recently attracted increased biotechnological interest due to their potential to modify and degrade polyethylene terephthalate (pet), as well as other synthetic polymers. | 2015 | 26291558 |