نتایج جستجو برای: 652
تعداد نتایج: 1673 فیلتر نتایج به سال:
In the past few years expanding knowledge has been accumulated about the role of microRNAs (miRNAs) not only in hematopoiesis and cancer, but also in inflammatory and infectious diseases. Regarding myeloid cells, our knowledge is relatively insufficient, therefore we intended to collect the available data of miRNA profiles of myeloid cells. In addition to a rather general myeloid regulator miR-...
In current high bit rate long haul transmission systems, PMD is the most important factor causing degradation in system performance. Therefore PMD compensation is an important subject for reliable high bit rate transmission systems. PMD compensation techniques require information about effects of environmental conditions on PMD. In this paper, effects of temperature on PMD performance of G.652 ...
This Recommendation describes the geometrical and transmission attributes of single-mode optical fibre and cable with chromatic dispersion and cutoff wavelength that are not shifted from the 1 310 nm wavelength region. Definitions and test methods are contained in a separate ITU-T G.650. Tables of recommended values for different sub-categories of this fibre type are provided to allow ease of r...
قانونگذار در ماده 652 قانون مدنی، به حاکم اختیار داده است که چنانچه اوضاع و احوال اقتضاء کند برای مقترض مهلت یا اقساط قرار دهد. اگر موضوع قرض اسکناس باشد ممکن است در این مدّت، ارزش پول کاهش یابد یا مقرض از منافعی که می-توانست با استفاده از پولش بهدست آورد، محروم بماند. در بین اندیشمندان در رابطه با قابلمطالبهبودن کاهش ارزش پول و خسارت تأخیر تأدیه اختلافنظر وجود دارد. به نظر میرسد که در صور...
Fifty wethers and 51 spring-born rams were divided into five groups and slaughtered at different seasons of the year at average ages of 271, 361, 459, 557 or 652 d to determine the age and season at which differences in secondary sex characteristics could be detected. Serum testosterone concentrations and testes weights were low in January when the rams were 271 d of age and again in April at 3...
Unintended block of HERG K+ channels is a side effect of many common medications and is the most common cause of acquired long QT syndrome associated with increased risk of life-threatening arrhythmias. The molecular mechanism of high-affinity HERG block by structurally diverse compounds has been attributed to pi-stacking and cation-pi interactions of a drug (e.g., cisapride) with specific arom...
BACKGROUND This study investigated the epidemiology of drug abuse among high school students in Kerman. METHODS This was a cross-sectional study on a randomly selected sample of 652 first and second grade high school students (256 boys, 396 girls) in Kerman. They were informed that their answers would be classified and nameless before they filled questionnaires. Schools and classes were selec...
Golden retriever dogs have been reported to have an increased prevalence of cancer compared to other breeds. There is also controversy over the effect spay or neuter status might have on longevity and the risk for developing cancer. The electronic medical records system at an academic center was searched for all dogs who had a necropsy exam from 1989-2016. 9,677 canine necropsy examinations wer...
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