نتایج جستجو برای: penicillium decumbens

تعداد نتایج: 7037  

2017
Shuhong Mao Xuerong Wang Zhijiang Ge An Su Lixia Zhang Yanqing Li Xiaoguang Liu Fuping Lu

Microbial transformation has been successfully applied in the production of steroid intermediates with therapeutic use and commercial value in pharmaceutical industry due to its high regio- and stereo-selectivity. As such, it is still important to screen microbial strains with novel activity or more efficient abilities in the development of the commercial steroid industry. Biotransformation of ...

2013
Duygu Göksay Kadaifciler Suzan Ökten Burhan Sen

Studies on dental units (DUs) are conducted either for the prevention or the reduction of the density of bacterial contamination in dental unit waterlines (DUWLs). However, the existence of fungi in the these systems requires more attention. During dental treatment, direct contact with water contaminated with fungi such as Candida, Aspergillus, or inhalation of aerosols from high-speed drill ma...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده کشاورزی 1389

چکیده توان بالقوه تجاری سلولازها و کاربردهای گوناگون آن ها در بسیاری از صنایع انگیزه ای قوی برای تحقیق در این زمینه طی چند دهه گذشته بوده است. با توجه به کاربردهای فراوان این آنزیم در صنایع غذایی? در این پژوهش تصمیم به جداسازی ریزسازواره های تولید کننده سلولاز از خاک درختان انار، انگور، خرمالو و گردو حیاط دانشکده کشاورزی تربیت مدرس، گرفته شد. در این بین خاک درخت خرمالو به دلیل دارا بودن تعداد ...

ژورنال: :علوم و صنایع غذایی ایران 0

چکیده  در این تحقیق جداسازی ریزسازواره های تولید کننده سلولاز از خاک درختان انار، انگور، خرمالو و گردو صورت پذیرفت. در این بین خاک درخت خرمالو به دلیل دارا بودن تعداد قارچ های سلولولیتیک بیشتر، انتخاب گردید. تعداد ٧ نوع کپک از این خاک جداسازی گردید که ٣ مورد از این کپک ها دارای فعالیت سلولازی مناسبتری نسبت به بقیه بودند. این سه قارچ که با روش 18srrna تعیین هویت شدند به ترتیب فعالیت سلولازی aspe...

Journal: :Journal of microbiology and biotechnology 2010
Xiao-Min Wei Yu-Qi Qin Yin-Bo Qu

Two major endoglucanase genes (cel7B and cel5A) were cloned from Penicillium decumbens 114-2 using the method of modified thermal asymmetric interlaced polymerase chain reaction (TAIL-PCR). The result of Southern blotting suggested that P. decumbens has a single copy of the cel5A gene and a single copy of cel7B gene in its chromosomal DNA. The expression level of cel5A and cel7B were determined...

Microbial transformation has been successfully applied in the production of steroid intermediates with therapeutic use and commercial value in pharmaceutical industry due to its high regio- and stereo-selectivity. As such, it is still important to screen microbial strains with novel activity or more efficient abilities in the development of the commercial steroid industry. Biotransformation of ...

Microbial transformation has been successfully applied in the production of steroid intermediates with therapeutic use and commercial value in pharmaceutical industry due to its high regio- and stereo-selectivity. As such, it is still important to screen microbial strains with novel activity or more efficient abilities in the development of the commercial steroid industry. Biotransformation of ...

2011
Hongguang Guo Anzhou Ma Guohui Zhao Juanli Yun Xiu Liu Hongxun Zhang Guoqiang Zhuang

It is possible to improve cellulase production by controlling fungal morphology. Farnesol, the first quorum-sensing molecule found in eukaryotic organisms, is reported to influence the morphology of fungi. In this work, farnesol was investigated for its effect on morphology and cellulase production of Penicillium decumbens. Scanning electron microscopy (SEM) revealed that farnesol promoted the ...

Journal: :Innotec 2021

The effect of UV-C radiation (in vitro tests: 4 W m-2, for 20 min) on the conidia four more frequent and abundant molds isolated from blueberry (Aspergillus niger, Arthrinium phaeospermun, Penicillium decumbens, Eurotium repens) was modeled. reduction in mold counts occurred up to 10 minutes treatment. selected treatment applied samples inoculated with two most resistant vivo Aspergillus niger ...

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