نتایج جستجو برای: trichothecium

تعداد نتایج: 106  

2007
Robert W. Silman Terry C. Nelsen John E. McGhee Rodney J. Bothast

Journal: :Applied and environmental microbiology 1986
K Ishii J Kobayashi Y Ueno M Ichinoe

Trichothecin, a toxic metabolite of Trichothecium roseum, was detected in 3 of 13 wheat samples examined at levels of 560, 290, and 270 ng/g. In addition, all the T. roseum isolates from the wheat produced the toxin on wheat.

2011
Slávka Bernadovičová Helena Ivanová

BERNADOVIČOVÁ, S., IVANOVÁ, H. 2011. Hyphomycetes and Coelomycetes fungi isolated from affected leaves and twigs of cherry laurel trees. Folia oecol., 38: 137–145. The aim of this work was to identify fungi occurring on leaves and twigs of Prunus laurocerasus L. Mycological observations were carried out on leaves and twigs collected from symptomatic cherry laurels growing in green areas of the ...

Journal: :Siberian journal of life sciences and agriculture 2022

A hyperparasite was observed on Venturia inaequalis during a survey in Krasnodar region, South Russia. Morphological characterization using light microscopy and molecular by sequencing ITS region of nuclear ribosomal DNA phylogenetic analysis revealed the identity pathogen as Trichothecium roseum. This is first record roseum from

2014
Ravindra Taware Prasad Abnave Deepak Patil Remya Raja Gowrishankar Soundararajan Gopal Chandra Kundu

Background: A total of 30 endophytic fungi (AAP-PS 1–30) were isolated from the medicinal herb Phyllanthus amarus and screened for the production of Trichothecinol-A. Out of all the endophytic strains screened for Trichothecinol-A production, the culture filtrate of AAP-PS-1 extracted with ethyl acetate yielded Trichothecinol-A extracellularly in appreciable amounts. Trichothecinol-A was purifi...

Journal: :The Journal of antibiotics 1997
A Tsunoo M Kamijo N Taketomo Y Sato K Ajisaka

A new cyclodepsipeptide, designated roseocardin, was isolated from the culture broth of Trichothecium roseum TT103. Roseotoxin B and destruxins A and B were also isolated during the same procedure. The structure of roseocardin was determined by EI-MS, NMR and X-ray crystallographic analysis. Roseocardin as well as the other cyclodepsipeptides were shown to produce positive inotropic effects on ...

ژورنال: :دوفصلنامه تحقیقات حمایت و حفاظت جنگلها و مراتع ایران 2012
جمیله نظری وحیده پیام نور محمدرضا کاوسی

توس (birch) از درختان مهم جنگل­های شمال کشور است که در معرض انقراض قرار دارد. زادآوری طبیعی این گونه­ی با ارزش، به دلیل وجود عوامل محدود کننده ازجمله آفات و عوامل بیماری زا؛ به ویژه قارچ­ها، با مشکلات فراوانی مواجه است. به منظور جداسازی و شناسایی قارچ­های همراه بذر توس، بذرهای گونه pendula betula از جنگل­های سیامرزکوه استان گلستان و بذرهای گونه betula litwinowiiاز سنگده استان مازندران به­طور تص...

Journal: :Applied and environmental microbiology 1983
F S Sariaslani J P Rosazza

Various species of Absidia, Aspergillus, Cunninghamella, Trichothecium, Penicillium, and Phanerochaete were found to transform rotenone to one or more metabolites. Two biotransformation products were isolated from a preparative-scale incubation of rotenone with Cunninghamella blakesleeana and identified as 1',2'-dihydro-1',2'-dihydroxyrotenone and 3'-hydroxyrotenone (amorphigenin). The catalyti...

Journal: :Journal of natural products 2011
Arlene A Sy-Cordero Tyler N Graf Audrey F Adcock David J Kroll Qi Shen Steven M Swanson Mansukh C Wani Cedric J Pearce Nicholas H Oberlies

Two new cyclodepsipeptides (1 and 2), two new sesquiterpenoids (3 and 4), and the known compounds guangomide A (5), roseotoxin S, and three simple trichothecenes were isolated from the cytotoxic organic extract of a terrestrial filamentous fungus, Trichothecium sp. The structures were determined using NMR spectroscopy and mass spectrometry. Absolute configurations of the cyclodepsipeptides were...

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