نتایج جستجو برای: t. brevicompactum

تعداد نتایج: 703240  

2014
Xu-Ping Shentu Wei-Ping Liu Xiao-Huan Zhan Yi-Peng Xu Jian-Feng Xu Xiao-Ping Yu Chuan-Xi Zhang

BACKGROUND Trichoderma brevicompactum is the Trichoderma species producing simple trichothecenes-trichodermin, a potential antifungal antibiotic and a protein synthesis inhibitor. However, the biosynthetic pathway of trichodermin in Trichoderma is not completely clarified. Therefore, transcriptome and gene expression profiling data for this species are needed as an important resource to better ...

2008
James A. Scott Bess Wong Richard C. Summerbell Wendy A. Untereiner

We investigated the diversity of the Penicillium brevicompactum Dierckx group in dust from 54 houses in Wallaceburg, Ontario, Canada. Two taxa were predominant, P. brevicompactum and Pencillium bialowiezense Zaleski, accounting for 88.6% and 5.4% of the sample set, respectively. We further characterized multilocus haplotypes of isolates by characterizing three polymorphic genetic loci, b-tubuli...

Journal: :Mycological research 2004
Stephen W Peterson

Penicillium brevicompactum and other isolates with the compact, complex conidiogenous apparatus typical of the species were sequenced in one ribosomal and two protein coding regions. The aligned DNA sequences were analyzed by maximum parsimony and the data from different loci were tested for compatibility using the partition homogeneity test. Analysis of each of the three loci revealed three cl...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بوعلی سینا - دانشکده علوم کشاورزی 1390

سیب زمینی (l.) tuberosum solanum گیاهی یکساله علفی و دولپه است که به خانواده سولاناسه تعلق دارد و یکی از محصولات پرمصرف جهانی می باشد. یکی از عوامل محدود کننده کشت سیب زمینی، بیماری شانکر ریزوکتونیایی است. با توجه به ماهیت عامل بیماری که خاکزاد می باشد مبارزه شیمیایی با آن نه تنها نمی تواند کاملاًً موثر باشد بلکه باعث تخریب محیط زیست نیز می گردد. بنابراین یکی از راههای مبارزه با این بیماری کنترل ...

2015
Xu-Ping Shentu Xiao-Feng Yuan Wei-Ping Liu Jian-Feng Xu Xiao-Ping Yu

Corresponding Author: Xiao-Ping Yu College of Life Sciences, China Jiliang University, Hangzhou, Zhejiang Province 310018, P.R. China Tel: +86-571-86836006 Fax: +86-571-86836006 E-mail: [email protected] Abstract: Trichodermin, one of the trichothecenes, is a potential antifungal antibiotic and a protein synthesis inhibitor. Trichodermin is synthesized mainly by Trichoderma brevicompactum, but th...

Journal: :journal of crop protection 2012
najmeh ayoubi dostmorad zafari mansoureh mirabolfathy

soybean, glycine max (l.) merr is one of the most important oilseed plants in the world and phythophthora root and crown rot is a significant limiting factor for its planting. in the present study the antagonistic effect of 12 trichoderma spp. in vitro and these trichoderma spp. in combination with bradyrhizobium japonicum in vivo on phytophthora sojae and soybean growth were tested. in laborat...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بیرجند - دانشکده کشاورزی 1393

گونه های trichoderma قارچ‎هایی خاکزی با توانایی رشد روی بقایای گیاهی هستند که غالباً در مناطق مختلف، گونه‎های غالب میکروفلور خاک هستند. در سال های 1392-93 نمونه‏برداری از خاک، چوب‏های درحال پوسیدن و سایر مواد گیاهی مناطق مختلف استان خراسان جنوبی صورت گرفت و در مجموع حدود 100 جدایه تریکودرما جمع آوری و به روش تک‏اسپور خالص‎سازی و dna آنها استخراج شد. صفات ریخت‎شناسی جدایه ها با استفاده از کلید ها...

Journal: Mycologia Iranica 2019

Mycophenolic acid (MPA) is a fungal metabolite possessing antiviral, antifungal, antibacterial, antitumor and anti-psoriasis activities. It is being used as an immunosuppressive agent in kidney, heart and liver transplantation patients. In the presence of MPA, the proliferation of the B and T lymphocytes is inhibited. The MPaB and MPaE genes reside in a 25 kb gene cluster in t...

2014
Xuping Shentu Xiaohuan Zhan Zheng Ma Xiaoping Yu Chuanxi Zhang

The endophytic fungus strain 0248, isolated from garlic, was identified as Trichoderma brevicompactum based on morphological characteristics and the nucleotide sequences of ITS1-5.8S- ITS2 and tef1. The bioactive compound T2 was isolated from the culture extracts of this fungus by bioactivity-guided fractionation and identified as 4β-acetoxy-12,13- epoxy-Δ(9)-trichothecene (trichodermin) by spe...

Journal: :Applied and environmental microbiology 1981
B A Bird A T Remaley I M Campbell

In cultures of Penicillium brevicompactum grown on Czapek-Dox agar or on circles of dialysis membrane placed on Czapek-Dox agar, brevianamides A and B first appeared after conidiation had begun. The presence of these brevianamides imparted a yellow-green fluorescence to the penicilli and to the upper section of the conidiophores of actively conidiating cultures. Experiments with replacement cul...

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