نتایج جستجو برای: alkalophilic bacillus
تعداد نتایج: 56370 فیلتر نتایج به سال:
BACKGROUND The rising concerns about the scarcity of fossil fuels, the emission of green house gasses and air pollution by incomplete combustion of fossil fuel have also resulted in an increasing focus on the use of cellulases to perform enzymatic hydrolysis of the lignocellulosic materials for the generation of bioethanol. The aim of this study was to isolate a potential thermo-solvent toleran...
Our study offers a quantitative framework for microbial-induced calcium carbonate precipitation (MICP) to uplift the properties of recycled aggregate concrete (RAC). In this regard, marine alkalophilic bacterium Bacillus sp. B6 was employed, and its growth mineralization efficiency under seawater conditions investigated. Optimization MICP achieved with different nutrient sources bacterial intro...
پروتئازهای قلیایی گروه مهمی از آنزیمهای مورد استفاده در صنعت می باشد. استفاده از این آنزیمها در صنایع تولید شوینده ها و تهیه چرم متمرکز شده است . در جستجو برای جداسازی باکتریهای تولید کننده پروتئاز از نمونه های شیر خام، آب پنیر و خاک ، 4 باکتری قلیادوست از خاک جداسازی شده و فعالیت پروتئازی آنها مقایسه شد. فعالیت پروتئازی با استفاده از کازئین به عنوان سوبسترا اندازه گیری شد. از این چهار باکتری، ...
The present study describes the one-step purification and characterization of an extracellular cellulase-free xylanase from a newly isolated alkalophilic and moderately thermophilic strain of Bacillus subtilis ASH. Xylanase was purified to homogeneity by 10.5-fold with ~43% recovery using ion-exchange chromatography through CM-Sephadex C-50. The purified enzyme revealed a single band on SDS-PAG...
protein engineering but also for practical purposes such as potential cleaning agents, food additives, and dehairing agents. Recently, we isolated many alkalophilic actinomycetes as in our previous paper.X) One of the interesting alkalophilic actinomycetes, Nocardiopsis dassonvillei subsp. prasina OPC-210, produced two types of alkaline serine proteases (NDP-I and NDP-II). We have already repor...
Cyclodextrin (CD) drug delivery systems offer the potential to enhance desired physicochemical properties and pharmacokinetic parameters of drugs while maintaining their safety. Cyclodextrin-glucosyl-transferase (CGTase) is amongst most important enzymes used in CD biosynthesis. However, bioproduction CDs still faces challenges terms optimization process complexity. This study proposes a novel ...
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