نتایج جستجو برای: bacterial species

تعداد نتایج: 725437  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شاهد - دانشکده علوم پایه 1388

introduction acetic acid bacteria are large group of obligate aerobic gram negative bacteria with the ability to oxidize ethanol to acetic acid (1). they are widely distributed in natural habitats and classified in family acetobacteraceae. members of this family are useful in industrial production of vinegar(2). acetic acid bacteria (aab) can use substrates as glucose, ethanol, lactate or glyc...

Journal: :international journal of environmental research 2010
g. resmi s.g. thampi s. chandrakaran

in this study, a bacterial species which could remove lead from wastewater was isolated from lead contaminated soil prepared in the laboratory. based on the biochemical and morphological characterization the bacteria were identified as brevundimonas vesicularis. the biosorption potentiel of powdered dry biomass of b. vesicularis was investigated by batch adsorption experiments. it was found tha...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده منابع طبیعی و علوم دریایی 1388

this research was conducted in two protect and destroy region in the middle zagros, in illam province. in order to identification of ecological species group and evaluate density of regeneration, effect of many factors such as protection, vegetation, physiographic factors, physical and chemical properties of soil in study locations were studied. to achieve these purpose number of 54 plots using...

A Erfanmanesh, A Sharifzadeh, A. R Khosravi , H Ghorbani-Choboghlo, I Ashrafi, Tamami , M Taghavi, S Darvishi ,

Acipenser stellatus is one of the most invaluable species of Sturgeon fishes in the world. The purpose of this study was to identify the resident microbial community from the gastrointestinal tract (GIT) of Acipenser stellatus. One hundred and twenty three fungi were isolated from the GIT of 7 Acipenser stellatus samples including Aspergillus spp (45.5%), Trichoderma spp (8.9%) and Cladophialop...

Journal: :iranian journal of microbiology 0
m soltani department of aquatic animal health, faculty of veterinary medicine, university of tehran, tehran, iran. e pirali department of aquatic animal health, faculty of veterinary medicine, university of tehran, tehran, iran. p shayan department of parasitology, faculty of veterinary medicine, university of tehran, tehran, iran. b eckert investigation institute of molecular biology and system transfer (mbst), tehran, iran. s rouholahi department of aquatic animal health, faculty of veterinary medicine, university of tehran, tehran, iran. n sadr-shirazi investigation institute of molecular biology and system transfer (mbst), tehran, iran.

background and objective: streptococcosis/lactococcosis is the cause of high morbidity and mortality in aquaculture sector and to date a number of species of streptococcus and lactococcus genera including s. iniae, s. agalactiae, s. dysagalactiae, s. parauberis, s. feacalis, l. garvieae and l. lactis have been discriminated as the cause of disease in aquatic animals. despite the use of diagnost...

Ali Asghar Ebrahimi , Hossein Karimi , Mehdi Mokhtari , Narges Rastegari ,

Introduction: The presence of pathogenic microbial agents and pathogens in organic fertilizers causes health problems and disease transmission.Therefore , the aim of this study was to identify bacterial and fungal species present in vermicompost production. Materials and Methods: This experimental study was conducted in pilot scale in the laboratory of Public Health School in Shahid Sadoughi U...

A Erfanmanesh A Sharifzadeh A. R Khosravi, H Ghorbani-Choboghlo I Ashrafi, Tamami M Taghavi S Darvishi

Acipenser stellatus is one of the most invaluable species of Sturgeon fishes in the world. The purpose of this study was to identify the resident microbial community from the gastrointestinal tract (GIT) of Acipenser stellatus. One hundred and twenty three fungi were isolated from the GIT of 7 Acipenser stellatus samples including Aspergillus spp (45.5%), Trichoderma spp (8.9%) and Cladophialop...

ژورنال: Medical Laboratory Journal 2014
Alikhani, M, Esmaeili, R, Moshtaghi, A, Yousefi Mashouf, R,

Abstract Background and Objective: Bacterial infectioins in particular meningitis, pneumonia and septicemia are still some of the most causes of mortalities in children.The aim of present study was to identify the most common bacterial agents causing infectionis in children under 14 and detection of antibiotic resistance paterns. Material and Methods: During two years,1897samples were...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز 1381

‏‎the community dynamics of aquatic coleoptera(insecta)in one of the spring-stream habitats of bammo national park in fars province called cheshmeh-ye-ghanbari is studied as a pilot project and model for acquaintance with and furthering the biodiversity studies on fauna of iran. sixteen species-populations out of nineteen of this community were already identified for their taxonomy and for thei...

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