نتایج جستجو برای: microbial

تعداد نتایج: 112290  

2017
Ze Ren Fang Wang Xiaodong Qu James J. Elser Yang Liu Limin Chu

Understanding microbial communities in terms of taxon and function is essential to decipher the biogeochemical cycling in aquatic ecosystems. Lakes and their input streams are highly linked. However, the differences between microbial assemblages in streams and lakes are still unclear. In this study, we conducted an intensive field sampling of microbial communities from lake water and stream bio...

Journal: :iranian journal of biotechnology 2013
navid dadashpour davachi seyyed mohammad miri

the success rate of embryo production critically depends on several factors. one of the pivotal factors is a technique used for the whole procedure of in vitro fertilization (ivf) and in vitro embryo culture (ivc) (1, 2). besides the technique selected for ivf / in vitro embryo production (ivep), there is an important consideration called ivf/ivep culture dishes disinfection (3). for many years...

2011
Veronica Lazar Eugenia Bezirtzoglou

Journal: :پژوهش های تولید گیاهی 0
سمیه میرمصطفایی دانشجو مجید عزیزی عضو هیات علمی معصومه بحرینی عضو هیات علمی حسین آروئی عضو هیات علمی فاطمه عروجعلیان دانشجو

today special attention has been paid to the microbial quality of medicinal plants.one of the operations in order to maintain the quality of plants is drying which may also affect the quantity and quality of the essential oil. in order to evaluate drying process effect in peppermint,the experiment was conducted in randomized complete block design with 4 treatments and 3 replications. the treatm...

ژورنال: مجله طب نظامی 2019

Background and Aim: Preparing the skin for surgery with antiseptics is a standard measure to reduce surgical site infection. This study aimed to evaluate the effect of skin preparation at the surgical site with povidone-iodine 7.5% and povidone-iodine 10% antiseptics with chlorhexidine and povidone-iodine 10% on the microbial count. Methods: This clinical trial study was performed on 80 patient...

ژورنال: علوم آب و خاک 2012
فایز رئیسی‌, , مهشید منصورزاده, ,

The application of herbicides as organic chemical compounds to control pest and weeds may affect the population and activity of microorganisms, and this may have an influence on biochemical processes that are important for soil fertility and plant growth. The primary objective of this study was to evaluate different loading rates of eradican (EPTC) on soil microbial biomass C and N, microbial b...

2013
Sandra R. Holden Kathleen K. Treseder

Climate warming is likely to increase the frequency and severity of forest disturbances, with uncertain consequences for soil microbial communities and their contribution to ecosystem C dynamics. To address this uncertainty, we conducted a meta-analysis of 139 published soil microbial responses to forest disturbances. These disturbances included abiotic (fire, harvesting, storm) and biotic (ins...

2015
Souichiro Kato

Extracellular electron transfer (EET) is a type of microbial respiration that enables electron transfer between microbial cells and extracellular solid materials, including naturally-occurring metal compounds and artificial electrodes. Microorganisms harboring EET abilities have received considerable attention for their various biotechnological applications, in addition to their contribution to...

2012
Lucas J. Stal

4.2 Microbial Mats, Stromatolites and Their Environments .............................................. 67 4.2.1 What Are Microbial Mats and Stromatolites? Some De fi nitions ...................................................................... 67 4.2.2 Microbial Mats and Stromatolites: The Geological Evidence ............................................... 67 4.2.3 Strati fi cation and Struct...

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