نتایج جستجو برای: in vitro tests
تعداد نتایج: 17007808 فیلتر نتایج به سال:
the aim of the present study was to investigate the effect of follicle stimulating hormone (fsh) on survival, activation and growth of ovine primordial follicles using histological studies. pieces of ovine ovarian cortex were obtained and cultured for 6 days in minimum essential medium supplemented with or without fsh (50 ng/ml). these fragments were then process to be used for histology compar...
plantlets grown in conventional tissue culture systems usually encounter physiological and anatomical abnormalities including inability to photosynthesize, low chlorophyll content, open stomata, lack of a cuticle layer in the leaf, abnormal xylem parenchyma etc. photoautotrophic and photomixotrophic systems could diminish these problems. the purpose of this study was to increase the chlorophyll...
this study was carried out to investigate the effects of integrative vs. instrumental motivation, learning strategy use and gender on iranian efl learners. to this end, 120 efl learners both male and female majoring in english language and literature at shiraz university participated in the study. in order to conduct this study three instruments were used: oxford quick placement test, motivatio...
چکیده ندارد.
گل رز مینیاتوری گیاهی چندساله از جنس رزا وخانواده رزاسه است که بدلیل زیبایی های منحصر بفردش ، مردم پسند ، محبوب وتجاری می باشد.دراین تحقیق به دنیال بهینه سازی تکثیر تجاری رز مینیاتوری و گلدهی آن در شرایط این ویترو بوده ایم به همین منظور از 15 محیط ms که هرکدام دارای غلظتهای مختلفی از هورمون های (iba (0-0.1 mg/l و(bap(0-2mg/lویک محیط فاقد هرنوع هورمون بود استفاده شد.صفاتی چون تعداد ساقه، طول ساق...
This paper presents a new curated database on in vivo micronucleus mutagenicity results, called ISSMIC. It is freely available at: http://www.iss.it/ampp/dati/cont.php?id=233&lang=1&tipo=7. The experimental results were critically reviewed, and evidence on target cell exposure was considered as well. The inspection of ISSMIC demonstrates that a large proportion of reported negative results in t...
Acute systemic toxicity testing provides the basis for hazard labeling and risk management of chemicals. A number of international efforts have been directed at identifying non-animal alternatives for in vivo acute systemic toxicity tests. A September 2015 workshop, Alternative Approaches for Identifying Acute Systemic Toxicity: Moving from Research to Regulatory Testing, reviewed the state-of-...
nitrite intoxication occurs frequently in ruminants and equines. the most common treatment of this disorder is administration of 1% methylene blue, although the use of some antioxidant agents e.g. vitamins and complementary treatment may also be useful. the aim of this study was to evaluate the in vitro antioxidative effects of some vitamins on methemoglobinemia induced by sodium nitrite. for t...
چکیده ندارد.
artemisinin and its derivatives are very important new class of antimalarial drugs. one of the most important artemisinin derivatives is artemether. the antiparasitic activity of artemether as a derivative of artemisinin is related to endoperoxide bridge in its structure. the aim of this study was the evaluation of antileishmanial effect of artemether, with more focus on its apoptotic effect. i...
نمودار تعداد نتایج جستجو در هر سال
با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید