| fosfonochlorin, a new antibiotic with spheroplast forming activity. | a new antibiotic, fosfonochlorin, was found in the culture filtrate of four strains of fungi freshly isolated from soil samples. these strains were identified as fusarium avenaceum, fusarium oxysporum, fusarium tricinctum and talaromyces flavus. fosfonochlorin was a low molecular weight antibiotic (mw 158), soluble in water and methanol, but insoluble in acetone, ethyl acetate and chloroform. it was named after its possession of phosphorus and chlorine atoms, each one molar in its structure. the ... | 1989 | 2925511 |
| antibiotic y: biosynthesis by fusarium avenaceum (corda ex fries) sacc., isolation, and some physicochemical and biological properties. | a compound very similar to the mycotoxin citrinin was observed on thin-layer chromatographic plates during the screening analysis of grain extracts. this compound was produced by 22 of the tested fusarium avenaceum (corda ex fries) sacc. strains isolated from wheat, triticale, barley, corn, and potatoes. a chemical test confirmed the presence of an unknown compound, which was given the preliminary name of antibiotic y (indicating yellow fluorescence). the following properties of the new metaboli ... | 1986 | 3754708 |
| specificity of penicillin acylase of fusarium and of penicillium chrysogenum. | extracts containing penicillin acylase were obtained by shaking the mycelium of fusarium avenaceum and of penicillium chrysogenum in 0.2 m sodium acetate or sodium chloride solution. the optimum ph for conversion of penicillin v into 6-aminopenicillanic acid (6-apa) by the enzyme of fusarium was about 7.5, and the reaction velocity was increased by a rise in temperature from 27 to 37 c. penicillin g and penicillins with an aliphatic side chain were cleaved much less readily than was penicillin v ... | 1968 | 4971722 |
| isoelectric focusing isozyme profiles and taxonomic distances among fusarium species of the sections arthrosporiella and sporotrichiella. | isozymes from 18 isolates representing seven species of the fusarium sections arthrosporiella and sporotrichiella were compared by isoelectric focusing in polyacrylamide gels. of the six enzyme systems tested esterase and malate dehydrogenase showed the largest variation. a numerical analysis of the pi values determined for acid phosphatase, esterase, glucose-6-phosphate dehydrogenase, malate dehydrogenase, phosphoglucose isomerase and phosphoglucomutase resulted in a dendrogam demonstrating the ... | 1993 | 8304009 |
| in-vitro antifungal susceptibility of clinical and environmental fusarium spp. strains. | the mics of amphotericin b, miconazole, ketoconazole, flucytosine, itraconazole and fluconazole for 19 isolates of fusarium oxysporum, 16 fusarium solani, seven fusarium verticilliodes, four fusarium proliferatum, four fusarium dimerum, three fusarium equiseti, and one each of the following species: fusarium graminearum, fusarium chlamydosporum, fusarium semitectum, fusarium avenaceum and fusarium subglutinans were determined by a broth microdilution method. thirty-eight of these isolates were o ... | 1997 | 9069536 |
| new types of antimicrobial compounds produced by lactobacillus plantarum. | new types of antimicrobial compounds were identified in the culture filtrate of lactobacillus plantarum vtt e-78076. activity was detected in the low molecular mass fraction separated by gel chromatography. this fraction totally inhibited the growth of the gram-negative test organism, pantoea agglomerans (enterobacter agglomerans) vtt e-90396. characteristic compounds from this fraction were identified by gc/ms-analysis and the identification was confirmed using pure commercial reference compoun ... | 1999 | 10200070 |
| fusarium species from nepalese rice and production of mycotoxins and gibberellic acid by selected species. | infection of cereal grains with fusarium species can cause contamination with mycotoxins that affect human and animal health. to determine the potential for mycotoxin contamination, we isolated fusarium species from samples of rice seeds that were collected in 1997 on farms in the foothills of the nepal himalaya. the predominant fusarium species in surface-disinfested seeds with husks were species of the gibberella fujikuroi complex, including g. fujikuroi mating population a (anamorph, fusarium ... | 2000 | 10698766 |
| cyclopenta[b]benzofurans from aglaia species with pronounced antifungal activity against rice blast fungus (pyricularia grisea). | eight flavaglines, six cyclopenta[b]benzofurans, a cyclopenta[bc]benzopyran, and a benzo[b]oxepine, together with an aromatic butyrolactone were isolated from aglaia odorata, a. elaeagnoidea, and a. edulis (meliaceae) and tested against the three plant pathogens pyricularia grisea, fusarium avenaceum, and alternaria citri for antifungal properties. using the microdilution technique linked with digital image analysis of germ tubes, the benzofurans displayed strong activity, whereas the benzopyran ... | 2000 | 10775404 |
| [ability of representatives of pantoea agglomerans, as well as bacillus subtilis and some pseudomonas species to suppress the development of phytopathgenic bacteria and micromycetes in regulating plant growth]. | the ability of representatives of pantoea agglomerans (erwinia herbicola (lohnis) dye [21]), bacillus subtilis and some species of pseudomonas genus to inhibit the growth of phytopathogenic bacteria and micromycetes and to regulate the growth of plants has been comparatively studied. the ability to inhibit the growth of mycellium of phytopathogenic fusarium avenaceum, f. gibbosum, f. oxysporum was found out in all of 13 investigated strains of p. agglomerans, while the growth of f. culmorum is i ... | 2000 | 11421000 |
| trichothecene and moniliformin production by fusarium species from western canadian wheat. | fusarium graminearum, fusarium culmorum, and fusarium avenaceum, isolated from fusarium-damaged wheat harvested in western canada, were cultured and evaluated for mycotoxin production. extracts of the culture media were assayed for trichothecenes by gas chromatography-mass spectrometry and for moniliformin by liquid chromatography. deoxynivalenol (don) was found in 28 of 42 isolates of f. graminearum and 42 of 42 isolates of f. culmorum at levels ranging from 0.5 to 25.0 microg/g. 15-acetyldon w ... | 2001 | 11510664 |
| mycotoxin production by fusarium avenaceum strains isolated from norwegian grain and the cytotoxicity of rice culture extracts to porcine kidney epithelial cells. | the secondary metabolites of 24 isolates of fusarium avenaceum from norwegian cereals and grown on rice have been characterized. moniliformin (mon), enniatins (enns), and beauvericin (bea) were analyzed by high-performance liquid chromatography. porcine kidney epithelial cells (pk15, american type culture collection) were used to study the cytotoxicity of mon in the extracts. the following metabolites were produced by all isolates, ranked by concentration in rice cultures: enn-b, mon, enn-b1, an ... | 2002 | 11982443 |
| canker and wilt of black locust (robinia pseudoacacia l.) caused by fusarium species. | from the pathological material of black locust trees showing symptoms of wilting of the foliage or canker of the bark the following fusarium species were isolated: fusarium avenaceum (fr.) sacc., fusarium lateritium nees., fusarium semitectum berk. & rav., fusarium solani (mart.) sacc., fusarium sulphureum schlecht. (syn.: fusarium sambucinum fuckel f. 6 wollenw.) the results of the provocation infections of one-year-old black locust seedlings showed that all of the species--except fusarium sola ... | 2002 | 12109155 |
| antifungal activities of two lactobacillus plantarum strains against fusarium moulds in vitro and in malting of barley. | the lactobacillus plantarum strains vtt e-78076 (e76) and vtt e-79098 (e98) were studied for their antifungal potential against fusarium species. | 2002 | 12234339 |
| malt sprout extract medium for cultivation of lactobacillus plantarum protective cultures. | the aim was to develop a cheap cereal-based alternative medium for the large-scale production of biopreservative lactobacillus plantarum vtt e-79098. we examined the effect of growth medium and ph control on the cell yield of lact. plantarum e-79098 and the antimicrobial activity of the cell-free extracts. | 2004 | 15355535 |
| presence and concentrations of the fusarium-related mycotoxins beauvericin, enniatins and moniliformin in finnish grain samples. | fusarium mycotoxins beauvericin, enniatins (a, a1, b, b1) and moniliformin were analysed in 38 finnish grain samples (14 wheat, 22 barley, one rye, one oats) harvested in 2001-02. the contaminating fusarium species were identified with the primer-specific polymerase chain reaction as well as with morphological studies. all the studied mycotoxins were found in the samples. enniatins b and b1 were detected in all samples, and enniatin a, enniatin a1, beauvericin and moniliformin in 74, 95, 95 and ... | 2004 | 15370831 |
| fungi associated with shoots of silver birch (betula pendula) in scotland. | the fungi associated with diseased and healthy shoots of young, planted betula pendula were studied at five sites in scotland where crown die-back of birch is occurring. at each site, 30 diseased and 30 healthy shoots were sampled twice, with 1 yr-old shoots collected in may 2002, and 4-5-month-old shoots collected in september/october 2002. overall, 34 different fungal species were recorded, with 92 % and 60 % of all diseased and healthy shoot pieces, respectively, colonised by at least one fun ... | 2004 | 15587066 |
| inactivation of fungi in vitro by photosensitization: preliminary results. | photosensitization is based on the interaction of 2 completely non-toxic agents--a photosensitizer, accumulated in microorganisms, and visible light. this interaction induces radical-based cytotoxic reactions in the presence of oxygen. the photosensitization phenomenon is widely involved in the treatment of tumors in oncology, in curing arthritis and atherosclerosis. in this work, the possibility to inactivate pathogenic and harmful fungi by photosensitization is shown. a new treatment methodolo ... | 2004 | 15627327 |
| antifungal activity of camptothecin, trifolin, and hyperoside isolated from camptotheca acuminata. | leaf spots and root rots are major fungal diseases in camptotheca acuminata that limit cultivation of the plant for camptothecin (cpt), a promising anticancer and antiviral alkaloid. bioassays showed that pure cpt and flavonoids (trifolin and hyperoside) isolated from camptotheca effectively control fungal pathogens in vitro, including alternaria alternata, epicoccum nigrum, pestalotia guepinii, drechslera sp., and fusarium avenaceum, although antifungal activity of these compounds in the plant ... | 2005 | 15631505 |
| an oligonucleotide microarray for the identification and differentiation of trichothecene producing and non-producing fusarium species occurring on cereal grain. | cereal grain may be infected with a number of fusarium species some of which are producers of highly toxic compounds such as the trichothecenes. correct identification of these species is essential for risk assessment of cereal grain for human or animal consumption. most of the available methods for identification are either time consuming or aimed at only one or a few target species. microarray technology offers parallel analysis of a high number of dna targets. in this study 57 capture oligonu ... | 2005 | 15823394 |
| identification of cytotoxic principles from fusarium avenaceum using bioassay-guided fractionation. | the cytotoxicity of extracts from rice cultures of five fusarium avenaceum strains against the porcine epithelial kidney cell-line pk-15 was investigated using the alamar blue assay. after the identification of known fungal metabolites, cytotoxic extracts were fractionated using semi-preparative reversed-phase hplc and normal phase lc, and the fractions were tested for cytotoxicity. in this way, two different groups of metabolites were identified as the major cytotoxic principles of the extracts ... | 2005 | 15946720 |
| 2-amino-14,16-dimethyloctadecan-3-ol, a new sphingosine analogue toxin in the fungal genus fusarium. | 2-amino-14,16-dimethyloctadecan-3-ol (2-aod-3-ol) was isolated from the cytotoxic rice culture extract of a strain of fusarium avenaceum, which had previously been isolated from norwegian grain. the structural information was obtained from lc-ms/ms, gc-ms, nmr spectroscopy and high-resolution ms data. the metabolite has a striking similarity to sphinganine, an intermediate in the biosynthesis of the sphingolipids. this similarity is a major feature of the so-called sphingosine analogue toxins; t ... | 2005 | 16084551 |
| species-specific pcr-based assays for the detection of fusarium species and a comparison with the whole seed agar plate method and trichothecene analysis. | species-specific pcr was used for the identification of nine fusarium species in pure mycelial culture. a pcr-based method was compared with the whole seed agar plate method and trichothecene analysis for three toxin-producing fusarium species using 85 grain samples of wheat, barley, oat, corn and rye. a simple sds-based dna extraction system followed by potassium acetate precipitation resulted in consistent pcr amplification of dna fragments from cultures and grain samples. the species-specific ... | 2005 | 16099312 |
| ice nucleation activity in fusarium acuminatum and fusarium avenaceum. | twenty fungal genera, including 14 fusarium species, were examined for ice nucleation activity at -5.0 degrees c, and this activity was found only in fusarium acuminatum and fusarium avenaceum. this characteristic is unique to these two species. ice nucleation activity of f. avenaceum was compared with ice nucleation activity of a pseudomonas sp. strain. cumulative nucleus spectra are similar for both microorganisms, while the maximum temperatures of ice nucleation were -2.5 degrees c for f. ave ... | 1992 | 16348770 |
| cytotoxicity of enniatins a, a1, b, b1, b2 and b3 from fusarium avenaceum. | the enniatins a, a1, b, b1, b2 and b3 were purified from hexane-extracts of fusarium avenaceum rice cultures, using semi-preparative hplc, after precipitation of lipids. their toxicity, as well as the toxicity of the related fungal metabolite beauvericin (bea) and the trichothecenes deoxynivalenol (don) and t-2 toxin, was tested in two cell lines of human origin (hepatocellular carcinoma-line hep g2 and fibroblast-like foetal lung cell line mrc-5) by using the brdu and alamar blue assays. all th ... | 2006 | 16730043 |
| multiple regression analysis as a tool for the identification of relations between semi-quantitative lc-ms data and cytotoxicity of extracts of the fungus fusarium avenaceum (syn. f. arthrosporioides). | the cytotoxicity of methanolic extracts from rice cultures of 53 fusarium avenaceum strains, which had been isolated from different host organisms in northern europe, canada and australia/new zealand, was investigated in a rat hepatoma (h4iie-w), porcine epithelial kidney (pk-15), foetal feline lung fibroblast, dog lymphoblast (d3447), and a human hepatocarcinoma (hep g2) cell line using the alamar bluetrade mark assay. all extracts were screened for known fungal metabolites using high-performan ... | 2006 | 16908037 |
| occurence of fungal diseases on lemon balm (mellisa officinalis l.) and peppermint (mentha x piperita l.) in the region of malopolska. | this paper presents the results of the researches carried out on the subject of the diseases on herbs such as lemon balm and peppermint focusing on the health status of the plants grown in the region of malopolska. the field and laboratory research proved that perpetrators of the diseases on the examined plants were fungi species with the numerical majority. on lemon balm septoria leaf spot (septoria melissae) was most often observed. moreover, fungal genera of different taxonomic groups were de ... | 2006 | 17390866 |
| phytophthora tropicalis on hedera helix and epipremnum aureum in polish greenhouses. | phytophthora tropicalis was isolated from hedera helix and epipremnum aureum showing discoloration of leaves, necrosis of shoot base, spread upwards and on roots. the species was detected from 7/8 plants of hedera and 3/4 of epipremnum. additionally botrytis cinerea, fusarium avenaceum and rhizoctonia solani were recovered from some of diseased plants. p. tropicalis caused leaf necrosis of 13 plant species and tomato seedlings. the quickest spread of necrosis was observed on leaves of peperomia ... | 2006 | 17390874 |
| factors determining accumulation of mycotoxin producers in cereal grain during harvesting. | during the meteorologically contrasting period of 2003-2005, the contamination of winter wheat, malt barley and fodder barley grain with micromycetes during grain harvesting and preparation for storage was investigated. micromycetes of over 70 species ascribed to 16 genera were isolated and identified, the density of their populations in grain was determined. micromycetes with a population density of >50% were attributed to dominant species. short biological characteristic, ecological peculiarit ... | 2007 | 17655196 |
| fungitoxicity of lyophilized and spray-dried garlic extracts. | among the compounds discussed for anti-microbial and anti-fungal use allicin (allylthiosulfinate, diallyl disulfide-s-monoxide), an active ingredient of garlic, has attracted considerable attention. the objective of this study is to determine the antifungal activity of a local garlic ecotype (voghiera) extracts against different pathogens. primary screening was carried out by the agar plates technique using ethanol garlic extract at four final concentrations against the following organisms: alte ... | 2007 | 17763036 |
| fusarium avenaceum -- the north european situation. | the fusarium species complex found on small-grain cereals in northern europe is largely dominated by f. avenaceum, while other important species include f. tricinctum, f. poae, f. culmorum and f. graminearum. the dominance of f. avenaceum has in recent years initiated extensive analytical activity in norway and finland in order to gain insight into the contamination of grain with secondary metabolites related to the fungus. of these, moniliformin is the most studied compound with regard to toxic ... | 2007 | 17884217 |
| effect of fungal strain and cereal substrate on in vitro mycotoxin production by fusarium poae and fusarium avenaceum. | single conidia strains of fusarium poae and fusarium avenaceum were investigated for their ability to synthesise mycotoxins in vitro. in a first experiment, rice was inoculated with three strains of f. poae and three strains of f. avenaceum. in a second experiment, the same strains were cultivated on four different cereal substrates. for both experiments, the colonised substrates were analysed using liquid chromatography coupled with tandem mass spectrometric detection (lc-ms/ms) for the content ... | 2008 | 18484302 |
| population dynamics of fusarium spp. and microdochium nivale in crops and crop residues of winter wheat. | abstract naturally occurring populations of fusarium avenaceum, f. culmorum, f. graminearum, f. poae, and microdochium nivale were studied in two field experiments from anthesis in june 2003 until harvest in crops of winter wheat, and subsequently during 10 months after harvest until june 2004 on their residues exposed on the soil surface under field conditions. the dynamics of the different pathogens were estimated by quantifying the amount of dna present in wheat tissues using taqman-polymeras ... | 2007 | 18943637 |
| sphaerodes mycoparasitica sp. nov., a new biotrophic mycoparasite on fusarium avenaceum, f. graminearum and f. oxysporum. | a new species, sphaerodes mycoparasitica (ascomycetes, melanosporales), was isolated from isolates of fusarium avenaceum and fusarium graminearum originating from wheat fields in saskatchewan, and from fusarium oxysporum originating from asparagus fields in quebec, canada. the species is characterized by a unique combination of ascospore size, shape (fusiform and triangular) and wall ornamentation (reticulate and smooth). also, conidia are produced from simple phialides on the surface of ascoma ... | 2009 | 19857813 |
| antifungal activity of eugenol against penicillium, aspergillus, and fusarium species. | the antifungal activity of eugenol in a model system against aspergilli (aspergillus niger, aspergillus terreus, and emericella nidulans), penicilli (penicillium expansum, penicillium glabrum, and penicillium italicum), and fusaria (fusarium oxysporum and fusarium avenaceum) was investigated. minimum detection time (time to attain a colony diameter of 1 cm) and the kinetic parameters were evaluated. the effectiveness of the active compound seemed to be strain or genus dependent; 100 mg/liter rep ... | 2010 | 20537272 |
| in vitro cytotoxicity of fungi spoiling maize silage. | penicillium roqueforti, penicillium paneum, monascus ruber, alternaria tenuissima, fusarium graminearum, fusarium avenaceum, byssochlamys nivea and aspergillus fumigatus have previously been identified as major fungal contaminants of danish maize silage. in the present study their metabolite production and in vitro cytotoxicity have been determined for fungal agar and silage extracts. all 8 fungal species significantly affected caco-2 cell viability in the resazurin assay, with large variations ... | 2011 | 20837087 |
| toxigenicity of enniatins from western australian fusarium species to brine shrimp (artemia franciscana). | the high prevalence (14 of 24 isolates) of enniatin-producing isolates from western australian fusarium species isolated from pasture legumes associated with sheep feed refusal and rat deaths, and the high toxicity of their crude extracts to brine shrimp (artemia franciscana) from a previous study warranted further investigation of this class of mycotoxin. crude extracts from fusarium acuminatum, fusarium avenaceum, fusarium tricinctum and fusarium sambucinum, along with enniatins a, a1, b and b ... | 2011 | 21352844 |
| infection of the sunagoke moss panels with fungal pathogens hampers sustainable greening in urban environments. | drought and heat tolerance of the sunagoke moss (racomitrium japonicum) and the low thermal conductivity of the dry moss tissue offer novel greening and insulation possibilities of roofs and walls to mitigate the heat island phenomenon in urban environments. however, damage may appear in the moss panels under humid conditions in japan. in this study we characterized fungi associated with the damaged areas of the sunagoke moss panels. fungi were identified by morphology and internal transcribed s ... | 2011 | 21624641 |
| epicoccum nigrum for biocontrol agents in vitro of plant fungal pathogens. | epicoccum nigrum strains were evaluated in vitro as potential biological agents for control of the growth of fusarium avenaceum, f. graminearum, f. oxysporum and botrytis cinerea. individual biotic effects of five strains of e. nigrum on the various fungi were determined using the biotic series method elaborated for fungi, on potato dextrose agar (pda - difco) medium. our results show that e. nigrum strains limited the growth of all isolates of fusarium spp., but not of those of botrytis cinerea ... | 2011 | 22702188 |
| genetic transformation of fusarium avenaceum by agrobacterium tumefaciens mediated transformation and the development of a user-brick vector construction system. | the plant pathogenic and saprophytic fungus fusarium avenaceum causes considerable in-field and post-field losses worldwide due to its infections of a wide range of different crops. despite its significant impact on the profitability of agriculture production and a desire to characterize the infection process at the molecular biological level, no genetic transformation protocol has yet been established for f. avenaceum. in the current study, it is shown that f. avenaceum can be efficiently trans ... | 2014 | 25048842 |
| antifungal, phytotoxic, and cytotoxic activities of metabolites from epichloë bromicola, a fungus obtained from elymus tangutorum grass. | the development of high-quality herbage is an important aspect of animal husbandry. inoculating beneficial fungi onto inferior grass is a feasible strategy for producing new varieties of high-quality herbage. epichloë bromicola is a candidate fungus that is isolated from elymus tangutorum. a total of 17 metabolites, 1-17, were obtained from e. bromicola, and their biological activities were assayed. metabolite 1 exhibited antifungal activities against alternaria alternata, fusarium avenaceum, bi ... | 2015 | 26395226 |
| preventive measures reducing superficial mycobiotic contamination of grain. | search for the preventive measures reducing the accumulation of mycotoxin producers in food raw material was carried out. active ventilation was used; the impact of the electro-chemically activated air (ozone) and electro-chemically activated water (anolyte) on the micromycetes prevailing in grain raw material for food (grmf) was determined. the grmf was dried by active ventilation using the ozone-air mixture. ozone (concentration 1250 ppb) disinfects the surface of the raw material and creates ... | 2012 | 22742787 |
| a mini-survey of moulds and mycotoxins in locally grown and imported wheat grains in nigeria. | a preliminary survey involving limited sample size was conducted to determine the spectrum of moulds and mycotoxins in wheat grains from flour mills and local markets in nigeria. fourteen wheat samples were analyzed for moulds using standard mycological methods and for toxic fungal metabolites using a liquid chromatography-tandem mass spectrometric method. fusarium (range of incidence 12.5-61.7%) dominated in the wheat grains though species of aspergillus (range of incidence 2.24-3.86%) were als ... | 2017 | 27905064 |
| effect of magnesium acetate on the antimold activity of lactobacillus. | the antimold activity of lactic acid bacteria (lab) is used in food biopreservation. the aim of this study was to evaluate the effect of magnesium acetate added to de man rogosa sharpe (mrs) medium on the antimold activity of three lab strains ( lactobacillus plantarum , lactobacillus brevis , and lactobacillus fermentum ) against molds contaminating food ( aspergillus oryzae , aspergillus niger , penicillium chrysogenum , fusarium avenaceum , and rhizopus arrhizus ) and their ability to produce ... | 2017 | 28221876 |
| isolation and characterization of new p-terphenyls with antifungal, antibacterial, and antioxidant activities from halophilic actinomycete nocardiopsis gilva yim 90087. | a new p-terphenyl 1 and a novel p-terphenyl derivative 3 bearing a benzothiazole moiety were isolated from halophilic actinomycete nocardiopsis gilva yim 90087, along with known p-terphenyl 2, antibiotic novobiocin 4, cyclodipeptides 5-13, and aromatic acids 14 and 15. their structures were elucidated on the basis of the interpretation of spectral data and by comparison of the corresponding data with those reported previously. the p-terphenyl 1 showed antifungal activity against the three pathog ... | 2013 | 23441911 |
| [identification and secondary metabolites of endophytic fungal strain pr35 from paeonia delavayi]. | to identify the endophytic fungal strain pr35 separated from paeonia delavayi and study chemical constituents of its secondary metabolites. | 2012 | 22993990 |
| fate of fusarium toxins during brewing. | some information is available about the fate of fusarium toxins during the brewing process, but only little is known about the single processing steps in detail. in our study we produced beer from two different barley cultivars inoculated with three different fusarium species, namely, fusarium culmorum, fusarium sporotrichioides, and fusarium avenaceum, producing a wide range of mycotoxins such as type b trichothecenes, type a trichothecenes, and enniatins. by the use of multi-mycotoxin lc-ms/ms ... | 2017 | 27931101 |
| real-time imaging of the growth-inhibitory effect of js399-19 on fusarium. | real-time imaging was used to study the effects of a novel fusarium-specific cyanoacrylate fungicide (js399-19) on growth and morphology of four fusarium sp. this fungicide targets the motor domain of type i myosin. fusarium graminearum ph-1, fusarium solani f. sp. pisi 77-13-4, fusarium avenaceum ibt8464, and fusarium avenaceum 05001, which has a k216q amino-acid substitution at the resistance-implicated site in its myosin type i motor domain, were analyzed. real-time imaging shows that js399-1 ... | 2016 | 27914536 |
| molecular beacons with joe dye: influence of linker and 3' couple quencher. | molecular beacons carrying joe dye (4',5'-dichloro-2',7'-dimethoxy-6-carboxyfluorescein) on a rigid or flexible linker and one or two bhq1 quenchers have been prepared and tested in real-time pcr using fusarium avenaceum elongation factor 1α dna template. the probes were different in their structures (loop size and stem length), linkers for dye attachment (6-aminohexanol or trans-4-aminocyclohexanol), quencher composition (single and double bhq1) to elucidate the influence of all these features. ... | 2016 | 27720907 |
| synthesis of water dispersible fluorescent carbon nanocrystals from syzygium cumini fruits for the detection of fe(3+) ion in water and biological samples and imaging of fusarium avenaceum cells. | in this work, water dispersible fluorescent carbon nanocrystals (ncs) were synthesized by a simple, green and low cost hydrothermal method using syzygium cumini (jamun) as a carbon source at 180 °c for 6 h. the average size of carbon ncs was found to be 2.1 ± 0.5 nm and shown bright blue fluorescence when excited at 365 nm under uv lamp. the carbon ncs were characterized by spectroscopic (uv-visible and fluorescence, fourier transform infrared and dynamic light scattering) and high resolution tr ... | 2017 | 27688066 |
| inoculum potential of fusarium spp. relates to tillage and straw management in norwegian fields of spring oats. | the increased occurrence of fusarium-mycotoxins in norwegian cereals over the last decade, is thought to be caused by increased inoculum resulting from more cereal residues at the soil surface as a result of reduced tillage practices. in addition, weather conditions have increasingly promoted inoculum development and infection by fusarium species. the objective of this work was to elucidate the influence of different tillage regimes (autumn plowing; autumn harrowing; spring plowing; spring harro ... | 2016 | 27148236 |
| four-locus phylogeny of fusarium avenaceum and related species and their species-specific identification based on partial phosphate permease gene sequences. | the fungus fusarium avenaceum and its closest relatives are responsible for contamination of agricultural plants and their products by mycotoxins such as enniatins and moniliformin. precise identification of mycotoxin producers is necessary for estimation of the accumulation risk of those compounds and for preventing the consumption of highly contaminated products. nucleic acids amplification-based techniques proved to be the most rapid and reliable approach for pathogen diagnostics and identifi ... | 2016 | 26974249 |
| wildly growing asparagus (asparagus officinalis l.) hosts pathogenic fusarium species and accumulates their mycotoxins. | asparagus officinalis l. is an important crop in many european countries, likely infected by a number of fusarium species. most of them produce mycotoxins in plant tissues, thus affecting the physiology of the host plant. however, there is lack of information on fusarium communities in wild asparagus, where they would definitely have considerable environmental significance. therefore, the main scientific aim of this study was to identify the fusarium species and quantify their typical mycotoxins ... | 2016 | 26687343 |
| bioactive secondary metabolites produced by the oak pathogen diplodia corticola. | three new lactones and a new fatty acid ester, named sapinofuranones c and d, diplopyrone b, and diplobifuranylone c, respectively, were isolated from diplodia corticola, together with sphaeropsidins a and c, diplopyrone, diplobifuranylones a and b, diplofuranone a, and the (s,s)-enantiomer of sapinofuranone b. sapinofuranones c and d, diplopyrone b, and diplobifuranylone c were characterized as (5s)-5-((1,s-1,6-dihydroxyhexa-2,4-dienyl)-dihydrofuran-2-one, 4,5-dihydroxy-deca-6,8-dienoic acid me ... | 2016 | 26671545 |
| effect of 5-n-alkylresorcinol extracts from durum wheat whole grain on the growth of fusarium head blight (fhb) causal agents. | in an approach toward the identification of ecofriendly compounds for fusarium head blight biocontrol, the in vitro antifungal activity of 5-n-alkylresorcinol (ar) extracts, obtained from durum wheat intact kernels, was tested. in comparison with ethyl acetate and acetone extracts containing ar, total inhibition of fusarium graminearum spore germination was observed with cyclohexane extract, which also exhibited a significant fungistatic activity against f. graminearum, fusarium culmorum, fusari ... | 2015 | 25496267 |
| biosynthesis of beauvericin and enniatins in vitro by wheat fusarium species and natural grain contamination in an area of central italy. | contamination of wheat grain by beauvericin (bea) and enniatins (ens) is a global emerging mycotoxicological food problem. in this study, strains of fusarium avenaceum (fa), fusarium poae (fp), fusarium equiseti and fusarium sporotrichioides, all potential bea and en producers, isolated from 162 grain samples of durum and soft wheat harvested in 2009 and 2010 collected in an area of central italy, were preliminarily screened for the presence of the esyn1 gene, encoding the multifunctional enzyme ... | 2015 | 25475336 |
| the genome of the generalist plant pathogen fusarium avenaceum is enriched with genes involved in redox, signaling and secondary metabolism. | fusarium avenaceum is a fungus commonly isolated from soil and associated with a wide range of host plants. we present here three genome sequences of f. avenaceum, one isolated from barley in finland and two from spring and winter wheat in canada. the sizes of the three genomes range from 41.6-43.1 mb, with 13217-13445 predicted protein-coding genes. whole-genome analysis showed that the three genomes are highly syntenic, and share>95% gene orthologs. comparative analysis to other sequenced fusa ... | 2014 | 25409087 |
| the compositional mosaic of fusarium species and their mycotoxins in unprocessed cereals, food and feed products in belgium. | global food safety depends on continuous monitoring of food contaminants such as mycotoxins in cereals and cereal-derived products. here, we combine this type of investigation with quantitative occurrence data on fusarium infestation of these products in extensive correlation studies. finally, this contributes to a thorough understanding of the presence, origin and physiology of fusarium head blight (fhb) related mycotoxins and the correlations within their ranks. two hundred and thirty-seven sa ... | 2014 | 24806576 |
| the effects of different yeast extracts on secondary metabolite production in fusarium. | yeast extract is an important constituent in several media used for metabolite profiling of filamentous fungi. the nutrient composition can vary between brands and thereby influence production of secondary metabolites, which can be regulated in response to nitrogen, carbon and ph. in the present study we examined the production of known secondary metabolites in fusarium pseudograminearum, fusarium graminearum, fusarium avenaceum and fusarium fujikuroi and in each species we identified several se ... | 2014 | 24291181 |
| transcriptional regulation of enniatins production by fusarium avenaceum. | the aim of this study was to analyse the transcriptional regulation of enniatins (ens) production in fusarium avenaceum. | 2014 | 24138702 |
| influence of carbohydrates on secondary metabolism in fusarium avenaceum. | fusarium avenaceum is a widespread pathogen of important crops in the temperate climate zones that can produce many bioactive secondary metabolites, including moniliformin, fusarin c, antibiotic y, 2-amino-14,16-dimethyloctadecan-3-ol (2-aod-3-ol), chlamydosporol, aurofusarin and enniatins. here, we examine the production of these secondary metabolites in response to cultivation on different carbon sources in order to gain insight into the regulation and production of secondary metabolites in f. ... | 2013 | 24064720 |
| deoxynivalenol and other selected fusarium toxins in swedish wheat--occurrence and correlation to specific fusarium species. | wheat is often infected by fusarium species producing mycotoxins, which may pose health risks to humans and animals. deoxynivalenol (don) is the most important fusarium toxin in swedish wheat and has previously been shown to be produced mainly by fusarium graminearum. however, less is known about the co-occurrence of don and f. graminearum with other toxins and fusarium species in sweden. this study examined the distribution of the most important toxigenic fusarium species and their toxins in wi ... | 2013 | 23962919 |
| deoxynivalenol and other selected fusarium toxins in swedish oats--occurrence and correlation to specific fusarium species. | fusarium moulds frequently contaminate oats and other cereals world-wide, including those grown in northern europe. to investigate the presence of toxigenic fusarium species and their toxins in oats, samples were taken during 2010 and 2011 in three geographical regions of sweden (east, west, south). the samples were analysed by real-time pcr for the specific infection level of seven fusarium species associated with oats and other cereals (fusarium poae, fusarium graminearum, fusarium langsethiae ... | 2013 | 23962918 |
| fusarium damage in small cereal grains from western canada. 2. occurrence of fusarium toxins and their source organisms in durum wheat harvested in 2010. | samples of canadian western amber durum harvested in 2010 were obtained as part of the canadian grain commission harvest sample program, inspected, and graded according to canadian guidelines. a subset of fusarium -damaged samples were analyzed for fusarium species as well as mycotoxins associated with these species, including deoxynivalenol and other trichothecenes, moniliformin, enniatins, and beauvericin. overall, fusarium avenaceum and f. graminearum were the top two most frequently recovere ... | 2013 | 23683132 |
| fusarium avenaceum causes burn spot disease syndrome in noble crayfish (astacus astacus). | burn spot disease has been causing epidemics both in the estonian mainland and in saaremaa island in the threatened noble crayfish (astacus astacus) stocks. to study the cause of the disease, we isolated several fusarium spp. from estonian noble crayfish (a. astacus) populations suffering from burn spot disease syndrome. we first identified fungi directly from melanised cuticle by their its sequences. then we isolated fusarium spp. from melanised spots of crayfish showing burn spot disease sympt ... | 2013 | 23557716 |
| novel microbial transformation of desacetylcinobufagin by fusarium avenaceum as 3.4594. | in this paper, the microbial transformation of desacetylcinobufagin (1) by fusarium avenaceum as 3.4594 was investigated, and four metabolites were isolated and characterized as 3-keton-desacetylcinobufagin (2), 3-epi-desacetylcinobufagin (3), bufadienolide a (4), and 15β,16α-dihydroxyl-17βh-bufalin (5), respectively. among them, 4 and 5 are new compounds. the cytotoxicities of transformed products (2-5) against hela cells were also investigated. | 2013 | 23421737 |
| identification of fusarium species isolated from stored apple fruit in croatia. | several species of the genus fusarium can cause apple fruit to rot while stored. since fusarium taxonomy is very complex and has constantly been revised and updated over the last years, the aim of this study was to identify fusarium species from rotten apples, based on combined morphological characteristics and molecular data. we identified 32 fusarium isolates from rotten apple fruit of cultivars golden delicious, jonagold, idared, and pink lady, stored in ultra low oxygen (ulo) conditions. fus ... | 2012 | 23334041 |
| shift of bacterial community in synanthropic mite tyrophagus putrescentiae induced by fusarium fungal diet. | tyrophagus putrescentiae (acari: astigmata) and fusarium sp. co-occur in poorly managed grain. in a laboratory experiment, mite grazing resulted in significant reduction of fungal mycelium on cultivation plates. the destruction of mycelium appeared to be a result of an interaction between the mites, fungi and associated bacteria. | 2012 | 23119013 |
| two new oxidation products obtained from the biotransformation of asiatic acid by the fungus fusarium avenaceum as 3.4594. | asiatic acid (aa) is a natural triterpenoid possessing anti-inflammatory, anticancer, neuroprotective, and hepatoprotective activities. structural modification of aa may provide valuable information for further structure-activity relationship analysis. biotransformation is an efficient, specific, and environment friendly technology for structural modification of complicated natural products. in this study, the capabilities of twenty-five strains of filamentous fungi to transform aa were screened ... | 2012 | 23106376 |
| atp citrate lyase 1 (acl1) gene-based loop-mediated amplification assay for the detection of the fusarium tricinctum species complex in pure cultures and in cereal samples. | the combined data set of the acl1 and tef-1α gene sequences of 61 fungal strains assigned to fusarium tricinctum, fusarium avenaceum, fusarium acuminatum, fusarium arthrosporioides, fusarium flocciferum and fusarium torulosum were used to study the phylogenetic relations between taxa. f. tricinctum, f. acuminatum and f. avenaceum formed distinct clades. members of the f. tricinctum/f. acuminatum clade fall into three well supported lineages, of which the largest includes the epitype of f. tricin ... | 2012 | 22867849 |
| interactions of fusarium species during prepenetration development. | interspecies interactions between fusarium avenaceum, fusarium culmorum, fusarium graminearum, fusarium poae, and fusarium tricinctum were studied during early growth stages of isolates on model surfaces. additionally, germination and germ tube growth of the pathogens were studied on attached and detached wheat leaves at 10 °c and 22 °c. two-species interactions between fusarium isolates during germination and germ tube growth were assessed after 8 hours of incubation. all species except f. tric ... | 2012 | 22749170 |
| phytochemicals to suppress fusarium head blight in wheat-chickpea rotation. | fusarium diseases cause major economic losses in wheat-based crop rotations. volatile organic compounds (voc) in wheat and rotation crops, such as chickpea, may negatively impact pathogenic fusarium. using the headspace gc-ms method, 16 voc were found in greenhouse-grown wheat leaves: dimethylamine, 2-methyl-1-propanol, octanoic acid-ethyl ester, acetic acid, 2-ethyl-1-hexanol, nonanoic acid-ethyl ester, nonanol, n-ethyl-benzenamine, naphthalene, butylated hydroxytoluene, dimethoxy methane, phen ... | 2012 | 22520499 |
| multilocus phylogenetics show high intraspecific variability within fusarium avenaceum. | fusarium avenaceum is a common soil saprophyte and plant pathogen of a variety of hosts worldwide. this pathogen is often involved in the crown rot and head blight of cereals that affects grain yield and quality. f. avenaceum contaminates grain with enniatins more than any species, and they are often detected at the highest prevalence among fusarial toxins in certain geographic areas. we studied intraspecific variability of f. avenaceum based on partial sequences of elongation factor-1 alpha, en ... | 2011 | 22016614 |
| the use of a cyp51c gene based pcr-rflp assay for simultaneous detection and identification of fusarium avenaceum and f. tricinctum in wheat. | contamination of cereals with mycotoxins such as beauvericin (bea), enniatins (ens) and moniliformin (mon) is mainly caused by fusarium avenaceum and f. tricinctum. this is a world-wide problem which requires rapid and sensitive detection methods. to allow for high throughput screening of large numbers of samples, a diagnostic pcr method was developed for the simultaneous detection of f. avenaceum and f. tricinctum. the interspecific divergence found in the fusarium-specific cyp51c gene was used ... | 2011 | 21269719 |
| development of taqman assays for the quantitative detection of fusarium avenaceum/fusarium tricinctum and fusarium poae esyn1 genotypes from cereal grain. | fungi of the genus fusarium are important plant pathogens and contaminants of cereal grains producing different types of mycotoxins. enniatins are a group of mycotoxins with ionophoric properties frequently detected in north european grains. within the fusarium complex responsible for grain infection, fusarium avenaceum, fusarium poae and fusarium tricinctum are the most potential enniatins producers. this study presents the development of two quantitative taqman mgb (minor groove binder) assays ... | 2011 | 21059180 |
| activation of polyphenol oxidase in dormant wild oat caryopses by a seed-decay isolate of fusarium avenaceum. | incubation of dormant wild oat (avena fatua l., isoline m73) caryopses for 1-3 days with fusarium avenaceum seed-decay isolate f.a.1 induced activity of the plant defense enzyme polyphenol oxidase (ppo). both extracts and leachates obtained from f.a.1-treated caryopses had decreased abundance of an ∼57 kda antigenic ppo and increased abundance of antigenic ppos ranging from ∼52 to 14 kda, as compared to extracts and leachates from untreated caryopsis. leachates from caryopsis incubated for 2 day ... | 2010 | 20853835 |
| sphaerodes quadrangularis biotrophic mycoparasitism on fusarium avenaceum. | sphaerodes quadrangularis garcia, stchigel & guarro was shown to be a facultative contact biotrophic mycoparasite of fusarium avenaceum (fr.) sacc. (teleomorph: gibberella avenacea cooke) that established an intimate relationship with its host by producing hook-shaped and clamp-like attachment structures that appeared to derive nutrients and other essential factors from living host cells. the contact cells of the mycoparasite surrounded and envelop host hyphae and, although they do not appear to ... | 2010 | 20648743 |
| differentiation of eleven fusarium spp. isolated from sugar beet, using restriction fragment analysis of a polymerase chain reaction-amplified translation elongation factor 1alpha gene fragment. | sugar beet in europe is commonly grown in wheat and maize crop rotations and subsequently pile-stored for several weeks. beet is threatened by the colonization of saprophytic as well as pathogenic fusarium spp. a tool for reliable identification based on sequence information of the translation elongation factor 1alpha (tef-1alpha) gene was developed for the numerous fusarium spp. being isolated from sugar beets. in all, 65 isolates from different species (fusarium avenaceum, f. cerealis, f. culm ... | 2009 | 19594311 |
| whole-cell protein and its rdna profiles as diagnostic tools to discriminate fusarium avenaceum intraspecific variability and associated virulence. | a total of 91 isolates of fusarium avenaceum were regrouped into 15 phenotypes and 10 vegetative compatibility groups showing specific one-dimensional sodium dodecyl sulphate polyacrylamide gel electrophoresis (1-d sds-page) protein profiles and less-specific internal transcribed spacer rdna profiles. each isolate possessed reproducible signature protein bands. indeed, the unweighted pair group method with arithmetic averages clustering revealed that the protein profile of each group of isolates ... | 2009 | 19295643 |
| multilocus phylogenetic diversity of fusarium avenaceum pathogenic on lisianthus. | fusarium avenaceum is a globally distributed fungus commonly isolated from soil and a wide range of plants. severe outbreaks of crown and stem rot of the flowering ornamental, lisianthus (eustoma grandiflorum), have been attributed to f. avenaceum. we sequenced portions of the translation elongation factor 1-alpha (tef) and beta-tubulin (bena) protein coding genes as well as partial intergenic spacer (igs) regions of the nuclear ribosomal genes in 37 fusarium isolates obtained from lisianthus an ... | 2009 | 19271989 |
| analysis of fusarium avenaceum metabolites produced during wet apple core rot. | wet apple core rot (wacr) is a well-known disease of susceptible apple cultivars such as gloster, jona gold, and fuji. investigations in apple orchards in slovenia identified fusarium avenaceum, a known producer of several mycotoxins, as the predominant causal agent of this disease. a lc-ms/ms method was developed for the simultaneous detection of thirteen f. avenaceum metabolites including moniliformin, acuminatopyrone, chrysogine, chlamydosporol, antibiotic y, 2-amino-14,16-dimethyloctadecan-3 ... | 2009 | 19170495 |
| isolation, selection, and characterization of beneficial rhizobacteria from pea, lentil, and chickpea grown in western canada. | the use of beneficial soil microorganisms as agricultural inputs for improved crop production requires selection of rhizosphere-competent microorganisms with plant growth-promoting attributes. a collection of 563 bacteria originating from the roots of pea, lentil, and chickpea grown in saskatchewan was screened for several plant growth-promoting traits, for suppression of legume fungal pathogens, and for plant growth promotion. siderophore production was detected in 427 isolates (76%), amino-cyc ... | 2008 | 18388997 |
| mating type sequences in asexually reproducing fusarium species. | to assess the potential for mating in several fusarium species with no known sexual stage, we developed degenerate and semidegenerate oligonucleotide primers to identify conserved mating type (mat) sequences in these fungi. the putative alpha and high-mobility-group (hmg) box sequences from fusarium avenaceum, f. culmorum, f. poae, and f. semitectum were compared to similar sequences that were described previously for other members of the genus. the dna sequences of the regions flanking the ampl ... | 2004 | 15294768 |
| development of a pcr-based assay for rapid and reliable identification of pathogenic fusaria. | identification of fusarium species has always been difficult due to confusing phenotypic classification systems. we have developed a fluorescent-based polymerase chain reaction assay that allows for rapid and reliable identification of five toxigenic and pathogenic fusarium species. the species includes fusarium avenaceum, f. culmorum, f. equiseti, f. oxysporum and f. sambucinum. the method is based on the pcr amplification of species-specific dna fragments using fluorescent oligonucleotide prim ... | 2003 | 12586412 |
| [response of alfalfa seed to stress storage conditions]. | the seed germination rate, seed mortality, seedling length, and infection rate of alfalfa (medicago sativa l. cv. 'longdong') were measured at constant temperature 20 degrees c every 60 days during one year storage period after inoculated or no inoculated by fusarium avenaceum under room temperature (rt), 35 degrees c, and 35 degrees c and +10% seed moisture content (smc) conditions. field emergence rates of seeds under above treatments were also observed, and seed-borne fungi were detected unde ... | 2002 | 12418255 |
| moniliformin in barley inoculated with fusarium avenaceum. | to assess production of the mycotoxin moniliformin, inoculation trials with four barley cultivars and local isolates of fusarium avenaceum were performed at two different experimental farms in southern manitoba, canada, during 1997-99. in the 1997 study, moniliformin was detected in 11 of 16 barley rows at levels between 0.19 and 1.62 mg g(-1), and f. avenaceum infection ranged from 10 to 57% in rows where the toxin was detected. in the 1998 study, moniliformin was detected in only three of 16 b ... | 2002 | 12227940 |
| occurrence of beauvericin and enniatins in wheat affected by fusarium avenaceum head blight. | we evaluated fusarium contamination and the levels of hexadepsipeptide mycotoxins in 13 wheat samples affected by head blight in finland. fusarium avenaceum was the dominant species (91%) isolated from all samples, but isolates of f. culmorum (4%), f. tricinctum (3%), and f. poae (2%) also were recovered. beauvericin (0.64 to 3.5 microg/g) was detected in all 13 samples. enniatin b (trace to 4.8 microg/g) was detected in 12 samples, enniatin b(1) (trace to 1.9 microg/g) was detected in 8 samples ... | 2002 | 11772612 |
| trichothecenes, ochratoxin a and zearalenone contamination and fusarium infection in finnish cereal samples in 1998. | the occurrences and concentrations of trichothecenes, ochratoxin a and zearalenone in finnish cereal samples are presented in this study. furthermore, injections by moulds, especially fusarium contamination of grains in the same samples, are reported. in total 68 cereal samples, including 43 rye, 4 wheat, 15 barley and 6 oats samples, were collected after a cool and very rainy growing season in 1998. a gas chromatograph combined with a mass spectrometric detector was used for determination of se ... | 2001 | 11469327 |
| effects of carbohydrates, ethanol and selected cell wall phenolics on in vitro growth of necrotrophic fungi--heterobasidion annosum and fusarium avenaceum. | in this study, a comparative assessment was undertaken of nutritional factors that are likely to influence in vivo growth of the s and p-types of necrotrophic root rot fungus heterobasidion annosum and of the damping off pathogen fusarium avenaceum respectively. the results indicate that glucose and fructose but not cellobiose or sucrose supported growth of these fungi when used as sole carbon source. particularly for p-types and f. avenaceum, however, the utilization of cellobiose and sucrose w ... | 2000 | 10957955 |
| effect of disruption of the enniatin synthetase gene on the virulence of fusarium avenaceum. | production of the phytotoxic compound enniatin has been proposed to play a role during the infection process of plants by enniatin-synthesizing fusarium species. enniatins are cyclohexadepsipeptides synthesized by the multifunctional enzyme enniatin synthetase. to test the hypothesis that enniatin contributes to pathogenicity, enniatin-nonproducing mutants were constructed by gene disruption of the enniatin synthetase gene of a virulent fusarium avenaceum strain. four independent enniatin nonpro ... | 1996 | 8634475 |
| comparison of three selective media for detecting fusarium species in foods: a collaborative study. | at the second international workshop on standardisation of methods for the mycological examination of foods in baarn, 1990, three selective media for food-borne fusarium species were recommended: czapek-dox iprodione dichloran agar (czid), dichloran chloramphenicol peptone agar (dcpa) and pentachloronitrobenzene peptone agar (ppa). lack of sufficient data made it impossible to recommend one fusarium selective medium. in the present study nine laboratories from seven countries compared czid, dcpa ... | 1996 | 8796416 |
| characteristics of ice-nucleation activity in fusarium avenaceum ifo 7158. | the extracellular ice nuclei of fusarium avenacum ifo 7158 (fein) were stable at ph levels from 2 to 12 and tolerated temperatures up to 40 degrees c. in an activity of the fein, proteins were important, however, saccharide and lipid which were proved to be a part of components of bacterial ice nuclei did not participate. | 1994 | 7765722 |
| fusariosis of spring barley cultivated in lublin region. | diseases of spring barley in 1986-1988 seasons have been examined on barley plantations in lublin region. observations in eight weeks after sowing each year spring showed the occurrence of root rot and sheath rot in seedlings. as a result of mycological examination of infected seedlings 34 species of fungi were isolated:fusarium spp. amounted up to 23% of all isolates. each year,fusarium culmorum andf.avenaceum were isolated, butf graminearum only in 1987. on all inspected fields there occurred ... | 1991 | 23605892 |
| formation of avenacein y by fusarium avenaceum fries sacc. isolates from germany and pathogenicity of the isolates to cereal seedlings. | twelve isolates offusarium avenaceum fries sacc. originating from diseased corn plants from germany produced avenacein y in amounts ranging from 0.001 to 1.6 g/kg of wheat grain. the isolates proved most pathogenic to triticale seedlings, less pathogenic to rye seedlings and least to wheat. pathogenicity of the isolates was not correlated with their ability to produce avenacein y. | 1987 | 23605018 |
| [splitting of proteins with fusarium avenaceum ferments]. | | 2007 | 14895523 |
| isolation and identification of fungi associated with spoilt fruits vended in gwagwalada market, abuja, nigeria. | annual reports have shown that 20% of fruits and vegetables produced are lost to spoilage. this study was undertaken to isolate and identify fungi that are associated with spoilt fruits commonly sold in gwagwalada market, abuja, and recommend appropriate control measure. | 2017 | 28507410 |