نتایج جستجو برای: in vitro corrosion

تعداد نتایج: 16989351  

Journal: :Progress in Natural Science: Materials International 2014

2010
G. S. Frankel

Pitting corrosion is localized accelerated dissolution of metal that occurs as a result of a breakdown of the otherwise protective passive film on the metal surface. This paper provides an overview of the critical factors influencing the pitting corrosion of metals. The phenomenology of pitting corrosion is discussed, including the effects of alloy composition, environment, potential, and tempe...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تبریز - دانشکده کشاورزی 1386

چکیده ندارد.

Journal: :international journal of reproductive biomedicine 0
farahnaz mardanian moones kazeroonizadeh bahman rashidi

background: infertility is an increasing medical and social problem. in vitro fertilization (ivf) has become a common and accessible treatment for a wide variety of indications that have variable outcomes. natural killer (nk) cells have been identified as relevant immunological factors involved in reproductive success or failure. objective: the aim of this study was to compare the percentage of...

Journal: :international journal of reproductive biomedicine 0
ghodrat ebadi manas shapour hasanzadeh golamreza najafi kazem parivar parichehr yaghmaei

background: pyridaben, a pyridazinone derivative, is a new acaricide and insecticide for control of mites and some insects such as white flies, aphids and thrips. objective: this study was designed to elucidate how pyridaben can affect the sperms' morphological parameters, its dna integrity, and to estimate the effect of various quantities of pyridaben on in vitro fertilization rate. materials ...

Journal: :research journal of pharmacognosy 2014
t. hasanloo s. eskandari f. najafi

elicitation with middle-viscous chitosan (30 mg/50 ml) significantly stimulated silymarin synthesis in silybum marianum hairy root cultures. the root cultures established by infection with agrobacterium rhizogenes ar15834 showed a potential for production of silymarin. elicitation with medium molecular weight of chitosan (0, 5, 10, 20, and 30 mg/50 ml) was used in order to improve silymarin pro...

Journal: :novelty in biomedicine 0
samira dodangeh department of medical parasitology and mycology, school of medicine, shahid beheshti university of medical sciences, tehran, iran maryam niyyati department of medical parasitology and mycology, school of medicine, shahid beheshti university of medical sciences, tehran, iran mohammad kamalinejad school of pharmacology, shahid beheshti university of medical sciences, tehran, iran

background: acanthamoeba keratitis (ak) is potentially a sight-threatening infection and its treatment is challenging. this is mainly due to presence of resistant cyst form. indeed, cysts are highly resistant to current available drugs. chemical drugs are toxic to human keratocytes. it should also be mentioned that most available anti- acanthamoeba drugs are poorly cysticidal, in iran and world...

Journal: :international journal of molecular and cellular medicine 0
mir mehrdad farsi fatemeh zahra infertility and health reproductive research center, babol university of medical sciences, babol, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی بابل (babol university of medical sciences) nematollah kamali department of anatomical sciences, babol university of medical sciences, babol, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی بابل (babol university of medical sciences) mohsen pourghasem cellular and molecular biology research center (cmbrc), babol university of medical sciences, babol, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی بابل (babol university of medical sciences)

in vitro maturation (ivm) is a method that immature oocytes in antral follicles are extracted and matured in laboratry conditions. this review has attempted to provide the current knowledge and recent findings in in vitro maturation of oocytes and highlights the most important factors involved in this process. the review is based on literature reports and the author’s experience. in ivm cycles,...

Journal: :iranian journal of pharmaceutical research 0
tan li 1- department of immunology, medical college of the chinese people’s armed police force, tianjin, people’s republic of china. 2- tianjin key laboratory for biomarkers of occupational and environmental hazard, medical college of the chinese people’s armed police force, tianjin, people’s republic of china. hong chen 1- tianjin key laboratory for biomarkers of occupational and environmental hazard, medical college of the chinese people’s armed police force, tianjin, people’s republic of china. 2- department of pharmacognosy, medical college of the chinese people’s armed police force, tianjin, people’s republic of china. xin mei department of pharmacognosy, medical college of the chinese people’s armed police force, tianjin, people’s republic of china. na wei department of pharmacognosy, medical college of the chinese people’s armed police force, tianjin, people’s republic of china. bo cao department of pharmacognosy, medical college of the chinese people’s armed police force, tianjin, people’s republic of china.

contact hypersensitivity (chs) mouse model induced by 2, 4-dinitrofluorobenzene (dnfb) is thought to be a t helper 1 (th1)-dominant response and used for investigating anti-inflammatory and immunosuppressive agents. however, it is hardly used for screening large-scale drugs because of the large number of animals and complex mechanisms involved in-vivo. in this study, we focused on whether t lym...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده کشاورزی 1392

شیرین بیان با نام علمی glycyrrhiza glabra از خانواده لگومینوز می باشد که از مشهورترین گیاهان دارویی در جهان است و به شکل گسترده ای در پزشکی، داروسازی و صنایع قنادی و بهداشتی مصرف می شود. با توجه به اهمیت این گیاه، این پژوهش با هدف بهینه سازی شرایط کشت بافت و انتقال ژن ریشه زایی از طریق rhizogenes agrobacterium به منظور تولید انبوه ریشه های مویی در شیرین بیان اجرا گردید. به منظور بهینه سازی کشت ...

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