نتایج جستجو برای: p d a
تعداد نتایج: 13785731 فیلتر نتایج به سال:
objective(s): htlvi-1 is the first human retrovirus with limited endemic regions in the world. the epidemiological studies have shown that the genetic background and immune response to the virus have a significant role in htlv-i-associated diseases. among the genes are involved in htlv-i infection, the role of human leukocytes antigen (hla) have been studied in different population. in the pre...
در طی ماههای مختلف سال 1391 تعداد 60 نمونه مرکب خاک از فراریشه گیاهان یونجه در مزارع استان کردستان جمعآوری شد. نماتدهای موجود با استفاده از سری الکهای خاکشویی و سانتریفیوژ استخراج و پس از کشتن و تثبیت شدن به گلیسیرین رسانده شد. سپس از نماتدها اسلایدهای میکروسکپی دائمی تهیه و با استفاده از میکروسکپ نوری مورد مطالعه قرار گرفت. نماتدهای ریشه گرهی (meloidogyne spp.) نیز بر روی گیاه گوجه فرنگی خا...
in this work, a novel method is described for the preconcentration of pb2+, cd2+ and zn2+ ions in environmental samples using uniform silanized mesopor (lus-1) functionalized by ethylenediamine groups as a new extractant. the determination of ions is done by inductively coupled plasma optical emission spectrometry (icp-oes). the extraction time and efficiency, ph and amount of adsorbent, minimu...
This study is aimed to analyze serum concentration of Total Vitamin D in normal pregnant and non-pregnant women. A total number of 200 women, out of which 150 were pregnant with 50 number in each trimester and 50 non pregnant from Udaipur city were selected for the study. They were in the age ranging from 20-35 years. The study was conducted for a period of 9 months. Women were divided into fou...
در این پایان نامه، اشتقاق ها، فوق اشتقاق ها و انواع آنها مورد بررسی قرار می گیرند. فرض کنیم a یک جبر باشد، یک نگاشت خطی مانند d را یک اشتقاق می گوییم اگر برای هر a ,b در a داشته باشیم d (ab) = ad (b) + d (a )b. مفهوم جدیدی به نام (m,n)-اشتقاق دوگانه را در این رساله معرفی می کنیم که تعمیمی از مفهموم اشتقاق است. فرض کنیم m و n نگاشت هایی خطی روی a باشند، نگاشت خطی d روی a را یک (m,n)-اشتقاق دوگان...
background & objectives: good fasting practice is not only refraining from foods and drinks in a period of time, but should encompass several important factors including unexcessive eating habit during ifthor. understanding the effect of fasting accompanied by calorie restriction (cr) in oxidative stress indicators, malondialdehyde (mda) and 8-oxo-7,8-dihydro-2'deoxyguanosine (8-oxodg), th...
objective: parkinson's disease (pd) is one of the most common neurodegenerative disorders which is characterized by tremor, rigidity, bradykinesia and postural disturbances. studies indicate that grape juice and exercise may have beneficial effects on neurodegenerative disorders. therefore, in the present study, we evaluated the effects of red grape juice (gj) together with treadmill runni...
objective(s): hyperthermia is one of the most common environmental stressors that affect multi-biological systems in the body including the central nervous system as well as the hematopoietic organs. the objective of the present study was to investigate the protective role of ethanolic extract of propolis (eep) on some selective stress markers, hematological, biochemical, and histopathological ...
objective: previous studies showed that grape seed extract (gse) is an excellent natural substance with potent antioxidant effect and free radical scavenger. this study aimed to evaluate the effect of gse on motor dysfunctions and thalamic local electroencephalography (eeg) frequency bands' powers in rats with parkinson's disease (pd). materials and methods: in this study 8 µg 6-hydro...
the one-pot, multi-component synthesis of 4,4′-(arylmethylene)bis(1h-pyrazol-5-ols) by tandem knoevenagel-michael reaction of phenylhydrazine, ethyl acetoacetate and aldehydes in the presence of silica-bonded n-propylpiperazine sulfamic acid (sbppsa) as a recyclable solid acid catalyst was reported. sbppsa showed much the same efficiency when used in consecutive reaction runs.
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