نتایج جستجو برای: trichoderma atroviride
تعداد نتایج: 6105 فیلتر نتایج به سال:
Water contamination with large amounts of industrial textile coloured effluents is an environmental concern. For the treatment of textile effluents, white-rot fungi have received extensive attention due to their powerful capability to produce oxidative (e.g., ligninolytic) enzymes. In addition, other groups of fungi, such as species of Aspergillus and Trichoderma, have also been used for textil...
The recently identified phylogenetic subgroup B5 of fungal glycoside hydrolase family 18 genes encodes enzymes with mannosyl glycoprotein endo-N-acetyl-β-D-glucosaminidase (ENGase)-type activity. Intracellular ENGase activity is associated with the endoplasmic reticulum associated protein degradation pathway (ERAD) of misfolded glycoproteins, although the biological relevance in filamentous fun...
نمونه برداری از مزارع برنج در مناطق مختلف استان مازندران انجام شد. نمونه های خاک و اندامهای هوایی برنج به آزمایشگاه منتقل گردید و جدایه های trichodermaبا استفاده از محیط کشت انتخابی rbsf از آنها جداسازی شدند. 202 جدایه به روش تک اسپور خالص سازی و dna ژنومی آنها با استفاده از کیت استخراج شد. برای شناسایی جدایه های مذکور، صفات مورفولوژیکی و نیز صفات ملکولی آنها مورد بررسی قرار گرفتند. صفات مورف...
Biotic elicitors can be used to stimulate the production of secondary metabolites in plants. However, limited information is available on the effects of biotic elicitors from endophytic fungi on their host plant. Trichoderma atroviride D16 is an endophytic fungus isolated from the root of Salvia miltiorrhiza and previously reported to produce tanshinone I (T-I) and tanshinone IIA (T-IIA). Here,...
سوختگی، ناشی از قارچ Mycosphaerella rabiei، مهمترین بیماری نخود در ایران است. بهمنظور یافتن روشی برای کنترل بیولوژیک این بیماری، در آغاز اثر 36 جدایه از سه گونۀ Trichoderma harzianum، T. virens و T. atroviride روی یک جدایۀ پرآزار بیمارگر در فرآیند آزمونهای فراانگلی، کشت متقابل و تولید مواد فرّار پادزی، در شرایط آزمایشگاهی بررسی شد. آنگاه تأثیر جدایههای برتر این گونهها روی شدت بیماری و رشد ...
Eight new and four known peptaibols were isolated from a strain of the fungus, Trichoderma atroviride (NF16), which was cultured from an Axinellid sponge collected from the East Mediterranean coast of Israel. The structures of the pure compounds were determined using HRMS, MS/MS and one- and two-dimensional NMR measurements. The isolated compounds belong to the trichorzianines, a family of 19-r...
samples were collected from soil and as well from phyllosphere of rice plant and subjected to dilution plate technique on rbsf trichoderma selective medium. a total of 202 trichoderma isolates were obtained from rice fields at different geographical locations distributed all over mazandaran province. single spore isolates were obtained and genomic dna extracted from all the isolates using dna e...
The influence of light on living organisms is critical, not only because of its importance as the main source of energy for the biosphere, but also due to its capacity to induce changes in the behaviour and morphology of nearly all forms of life. The common soil fungus Trichoderma atroviride responds to blue light in a synchronized manner, in time and space, by forming a ring of green conidia a...
Mycoparasitism of fungal plant pathogens by Trichoderma species is a complex process that involves the production and coordinated secretion of cell-wall degrading enzymes. Genes implicated in mycoparasitism by Trichoderma atroviride contain motifs in the promoter region, designated MYRE1-MYRE4, that are proposed to act as binding sites for a global inducer of the mycoparasitic response. The aim...
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