نتایج جستجو برای: fusarium verticillioides

تعداد نتایج: 14455  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده کشاورزی 1390

بیماری پوسیدگی طوقه و ریشه برنج به طور گسترده در مناطق برنج کاری دنیا پراکنده است به طوری که از عوامل محدود کننده کشت این گیاه محسوب می شود. به منظور مطالعه پوسیدگی طوقه و ریشه برنج در فصل زراعی 1388 از شالیزار های برنج در استان-های فارس(فیروزآباد، رامجرد، درودزن، شیراز، پاسارگاد و سپیدان)، خوزستان(ایزه، آهودشت و رامهرمز) و ایلام(سرابله و شیروان) نمونه برداری به عمل آمد. از کشت نمونه های آلوده ...

2014
S. E. Gold A. A. Blacutt R. J. Meinersmann C. W. Bacon

Here, we report the whole-genome shotgun sequence of Bacillus mojavensis strain RRC101, isolated from a maize kernel. This strain is antagonistic to the mycotoxigenic plant pathogen Fusarium verticillioides and grows within maize tissue, suggesting potential as an endophytic biocontrol agent.

2013
Haeyoung Jeong Seunghoon Lee Gyung Ja Choi Theresa Lee Sung-Hwan Yun

Here, we present the genome sequence of a Korean strain (B14) of Fusarium fujikuroi, a fungal rice pathogen. The final assembly consists of 455 contigs with 43,810,516 bp and 14,017 predicted genes. Comparison with the F. verticillioides 7600 genome revealed a reference coverage of 83% (66.3% of reads mapped).

2013
Martha Malapi-Wight Jonathon Smith Jacquelyn Campbell Burton H. Bluhm Won-Bo Shim

The ubiquitous ascomycete Fusarium verticillioides causes ear rot and stalk rot of maize, both of which reduce grain quality and yield. Additionally, F. verticillioides produces the mycotoxin fumonisin B1 (FB1) during infection of maize kernels, and thus potentially compromises human and animal health. The current knowledge is fragmentary regarding the regulation of FB1 biosynthesis, particular...

Journal: :Microbiology 2008
Yoshimi Yamamura Won-Bo Shim

Fusarium verticillioides (Sacc.) Nirenberg (teleomorph Gibberella moniliformis Wineland) is one of the key pathogens of maize stalk rot disease. However, a clear understanding of stalk rot pathogenesis is still lacking. Previously, we identified the F. verticillioides FSR1 gene, which plays a key role in fungal virulence and sexual mating. The predicted Fsr1 protein contains multiple protein-bi...

Journal: :Fungal genetics and biology : FG & B 2016
Violeta Díaz-Sánchez M Carmen Limón Patrick Schaub Salim Al-Babili Javier Avalos

Retinaldehyde dehydrogenases (RALDHs) convert retinal to retinoic acid, an important chordate morphogen. Retinal also occurs in some fungi, such as Fusarium and Ustilago spp., evidenced by the presence of rhodopsins and β-carotene cleaving, retinal-forming dioxygenases. Based on the assumption that retinoic acid may also be formed in fungi, we searched the Fusarium protein databases for RALDHs ...

Journal: :Research in microbiology 2005
L Cavaglieri J Orlando M I Rodríguez S Chulze M Etcheverry

Bacillus species as a group offer several advantages over other bacteria for protection against root pathogens because of their ability to form endospores, and because of the broad-spectrum activity of their antibiotics. The objectives of this work were to determine the ability of strains of Bacillus to inhibit Fusarium verticillioides growth and fumonisin B(1) accumulation in vitro, and to eva...

Journal: :modares journal of medical sciences: pathobiology 2013
abdolnasser mohammadi-gholami masoomeh shams-ghahfarokhi reza kachuei mehdi razzaghi-abyaneh

objective: fusarium species are prevalent contaminants of foodstuffs and agricultural crops.  they produce fumonisins, which are carcinogenic mycotoxins. the present study has evaluated maize and wheat samples from ten provinces in iran that were contaminated with fusarium species. special attention was paid to the ability of the isolates to produce fumonisin b1 (fb1) as a public health hazard....

2008
Deanna L. Funnell-Harris Jeffrey F. Pedersen

New cultivars of sorghum are being developed for increased food use, as livestock feed, and for the bioenergy industry by manipulation of secondary metabolic pathways through breeding. Previous work has suggested that such modifications may have an impact on cultivar response to fungal pathogens. We investigated four inoculation strategies that may be used in studies involving pathogens of sorg...

2017
Yunxuan Xie Wei Zhang Yaoyao Li Mingzi Wang Ronald Cerny Yue Shen Liangcheng Du

A large number of bioactive natural products have been isolated from plant endophytic fungi. However, molecular mechanisms for the biosynthesis of these metabolites have lagged behind because genetic and biochemical studies are difficult to perform within many of the endophytes. In this work, we describe our attempt to express a putative mycoepoxydiene (MED) biosynthetic gene cluster in Fusariu...

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