نتایج جستجو برای: culture techniques

تعداد نتایج: 866537  

Journal: :Techniques & culture 2008

Journal: :international journal of reproductive biomedicine 0
ebrahim amini reza asadpour leila roshangar razi jafari-joozani

background: linoleic acid (la) is a polyunsaturated fatty acid present in high concentrations in follicular fluid, when added to maturation culture media, it affects oocyte competence.objective: in the present study, we investigated effect of linoleic acid supplementation on in vitro maturation, embryo development and apoptotic related gene expression in ovinematerials and methods: the experime...

Journal: :razavi international journal of medicine 0
federico ferro orthopaedic trauma institute, san francisco general hospital, university of california, san francisco, usa; orthopaedic trauma institute, san francisco general hospital, university of california, 2550 23rd street, san francisco, usa. tel: +1-4152065362 chelsea shields baheney orthopaedic trauma institute, san francisco general hospital, university of california, san francisco, usa renza spelat school of veterinary medicine, university of california, davis, usa

conclusions our underlying hypothesis is that recapitulating the three-dimensional early embryonic structure, in order to reproduce better in vitro the three-dimensional morphogenetic-like re-arrangements, would improve cells differentiation, when in vivo transplanted; moreover, it could be used as a simplified cancer disease model and reliable drug evaluation method as well. results the proces...

Journal: :iranian biomedical journal 0
فریده بهرامی farideh bahrami مهیار جان احمدی mahyar janahmadi

introduction: antibiotic supplements are regularly used in neuronal culture media to control contamination however, they can interfere with the neuronal excitability and affect electrophysiological properties. therefore, in this study, the effect of penicillin/streptomycin supplements on the spontaneous electrophysiological activity of hippocampal pyramidal neurons was examined. methods: electr...

Journal: :avicenna journal of medical biotechnology 0

due to the number of new substances coming into use every year and the increasing amounts of chemicals, which are introduced into the environment, there is a high demand for a rapid, reliable and cost-effective method for detection of developmental toxicity. to meet this challenge various in vitro techniques have been established additional to in vivo animal testing. this review introduces the ...

Journal: :avicenna journal of medical biotechnology 0

background: numerous in vitro reports suggest that low level laser therapy (lllt) affects cellular processes by biostimulation, however most of them emphasize on using visible light lasers which have low penetration. the aim of this study was to determine the effect of infrared laser light (which is more useful in clinic because of its higher penetration) on secretion of fibroblast growth facto...

Journal: :iranian red crescent medical journal 0
parvin hassanzadeh department of biology, school of sciences, shiraz university, shiraz, ir iran; department of biology, school of sciences, shiraz university, shiraz, ir iran. tel/fax: +98-7112280916 jalal mardaneh department of pathobiology, school of public health and institute of public health research, tehran university of medical sciences, tehran, ir iran; alborzi clinical microbiology research center, shiraz university of medical sciences, shiraz, ir iran mohammad motamedifar department of bacteriology & virology, medical school, shiraz hiv/aids research center

conclusions nucleic acid amplification tests (naats) are very appropriate in detection of infected individuals. detection techniques such as naats are independent of bacterial viability, and have a potential to limit false negative samples, therefore, in our country, the application of different laboratory diagnosis methods including naats with culture as gold standard for determination antimic...

Journal: :Memórias do Instituto Oswaldo Cruz 1991

Journal: :Revista da Associacao Medica Brasileira 2016
Rita de Cássia Pereira da Costa e Silva Kátia Karina Verolli de Oliveira Moura Circoncisto Laurentino Ribeiro Júnior Lidia Andreu Guillo

Even though the physiological role of estrogen in the female reproductive cycle and endometrial proliferative phase is well established, the signaling pathways by which estrogen exerts its action in the endometrial tissue are still little known. In this regard, advancements in cell culture techniques and maintenance of endometrial cells in cultures enabled the discovery of new signaling mechani...

Journal: :Methods in molecular biology 2010
Joseph Peltier Smita Agrawal Matthew J Robertson David V Schaffer

Adult hippocampal neural progenitor cell (AHNPC) culture is a useful technique for gaining insight into adult neurogenesis, studying disease, and high throughput drug screening. The ability of AHNPCs to proliferate and differentiate into the three cell lineages of the adult brain in cell culture provides the researcher a powerful platform to study the extracellular and intracellular regulatory ...

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