نتایج جستجو برای: bacterial strain

تعداد نتایج: 405931  

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2007
rahele arabi shahnaz bemanian mohammad jafar taherzadeh

two pure bacterial strains capable of rapid degrading methyl tert–butyl ether (mtbe) were isolated from an industrial wastewater treatment plant, identified and characterized. these strains are able to grow on mtbe as the sole carbon and energy sources and completely mineralize it to the biomass and carbon dioxide. the strains were identified as bacillus cereus and klebsiella terrigena. both st...

Journal: :applied food biotechnology 0
maryam jalili tabaii department of biology, faculty of science, university ofisfahan, isfahan, iran. giti emtiazi department of biology, faculty of science, university ofisfahan, isfahan, iran.

the effect of different carbon sources on bacterial cellulose production by gluconacetobacter xylinus (ptcc 1734) and two newly isolated strains (from vinegar) under static culture conditions was studied. the production of bacterial cellulose was examined in modified hestrin-shramm medium by replacing d-glucose with other carbon sources. the results showed that the yield and characteristics of ...

Journal: :دانش گیاه پزشکی ایران 0
بدر السادات محمودی میمند دانشکدۀ کشاورزی، دانشگاه ولی عصر(عج)، رفسنجان، ایران روح اله صابری ریسه دانشکدۀ کشاورزی، دانشگاه ولی عصر(عج)، رفسنجان، ایران محمد مرادی پژوهشکدۀ پسته، مؤسسۀ تحقیقات علوم باغبانی، سازمان تحقیقات آموزش و ترویج کشاورزی، رفسنجان، ایران حسین علایی دانشکدۀ کشاورزی، دانشگاه ولی عصر(عج)، رفسنجان، ایران امیر حسین محمدی پژوهشکدۀ پسته، مؤسسۀ تحقیقات علوم باغبانی، سازمان تحقیقات آموزش و ترویج کشاورزی، رفسنجان، ایران

activities of thirty bacterial strains obtained from plants rhizosphere in different areas against phytophthora drechsleri were assessed through in vitro and greenhouse experiments. dual culture and extracellular metabolites tests were used in in vitro assays. the bacterial strains inhibited growth of p. drechsleri, the highest inhibition zones was belonged to t17-4 strain with 61.904% in dual ...

سروری زنجانی , رحیم, لطیفی , علی محمد, میراسماعیلی , سیدمحسن, ولی پور , ابراهیم,

Background and purpose: In Iran, Organ phosphorus pesticides such as chloropyrifos and diazinon are widely used in agriculture. These compounds inhibit activity of cholinesterase in nearly irreversible manner resulting in malfunction of nerve impulse transmission. This result in humans can produce illness or even death. Therefore, the present study aims to isolate various bacterial strains...

خاوازی, کاظم, احتشامی, سید محمدرضا , زند, بهنام , عباسی, محمدرضا,

   In order to investigate two different strains of Pseudomonas putida on forage quantity and quality of three sorghum cultivars, an experiment was carried out at Agricultural and Natural Resource Research Center of Tehran Province (Varamin) during 2009-2010. The experiment design consisted of three randomized complete blocks in a factorial arrangement. Seed inoculation with Pseudomonas pu...

phenol and phenolic compounds are among the most recognized environmental pollutants which exist in industrial wastewater and enter the biological cycles due to the solubility in water. Bioremediation is one of the cost-effective and Eco-friendly methods for phenol removal. In this study, the most effective phenol-degrading bacterial strain was isolated and identified from the shores of the Oma...

احتشامی, سید محمدرضا , امین‌دلدار, زهرا , خاوازی, کاظم, شهدی‌کومله, عباس,

To evaluate the effect of plant growth promoting bacteria (PGPB) on soil physical and chemical indices, yield and its components of two rice cultivars, an experiment was arranged in Rice Researches Institute of Guilan Province during 2009. The experiment design consisted of four randomized complete blocks in a factorial arrangement having 16 treatments in every block. In this research, two fact...

M. Eslampanah M.H. Hablolvarid N. Mosavari

Male guinea pigs show high susceptibility to Burkholderia mallei and have been used as animal models in glanders studies. The purpose of our study was to elucidate glanders comparative pathogenesis in guinea pigs. We present here the histological changes and bacterial isolation that develop over time in guinea pigs inoculated intraperitoneally (IP) with two strain of B. mallei. Ten male guinea ...

A.J. Lü, C. Pei, C. Zhang, J.F. Sun , L. Li , X.C. Hu, X.H. Kong, Y.J. Song,

Aeromonas infections are the most common bacterial disease of cultured fish in China. In this study, a gram-negative bacillus was isolated from the liver of diseased koi carp (Cyprinus carpio koi), and named strain KC-2. The results of morphological and biochemical tests, as well as phylogenetic analysis derived from 16S rRNA and gyrB sequences indicated that the isolated strain KC-2 was highly...

Over fifty bacterial strains were isolated from seawater samples in the presence of naphthalene as a sole source of carbon and energy. Among them, three isolates with higher growth rate and naphthalene degradation ability were selected for further studies. Biochemical and molecular analysis revealed that two Persian Gulf isolates, strain PG-10 and strain PG-48 belonged to the group of hydrocarb...

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