نتایج جستجو برای: ucs
تعداد نتایج: 1160 فیلتر نتایج به سال:
uniaxial compressive strength (ucs) and elastic properties of rocks play a major and vital role for the design of any engineering structure. the specimen diameter size is one of the main factors that influencing on ucs, elasticity modulus and poisson’s ratio (e and υ). here, an attempt has been made to investigate the effect of specimen diameter size on ucs, e and υ. moreover, we studied the co...
تعیین مقاومت فشاری تکمحوری (UCS) سنگ در بیشتر پروژههای مهندسی ضروری است. در حفاریهای عمیق برای دستیابی به منابع هیدروکربوری و یا حفاریهای اکتشافی برای تونلهای عمیق تهیۀ نمونۀ مناسب برای اندازهگیری مستقیم UCS مشکل، هزینهبر و گاهی غیرممکن است. بنا بر این استفاده از روشهای غیرمستقیم (نظیر استفاده از خردههای حفاری) برای تخمین UCS متداول شده است. استفاده از نفوذ کنندهای سخت که به داخل خر...
BACKGROUND Mutation of the p53 gene has been implicated in the development of carcinoma in situ (CIS) to invasive solid urothelial carcinomas (UC) whereas loss of heterozygosity (LOH) at chromosome 9 has been suggested to plag part in the development of papillary UCs. PATIENTS AND METHODS The p53 mutation and LOH at chromosomes 17p13.1 and 9 were analysed in 120 UCs. Tumor and matched normal ...
The proper folding of many proteins can only be achieved by interaction with molecular chaperones. The molecular chaperone UNC-45B is required for the folding of striated muscle myosin II. However, the precise mechanism by which it contributes to proper folding of the myosin head remains unclear. UNC-45B contains three domains: an N-terminal TPR domain known to bind Hsp90, a Central domain of u...
OBJECTIVE Uterine carcinosarcomas (UCSs) are aggressive tumors previously considered to be sarcomas, but now recognized as malignancies composed of metaplastic transformation of epithelial elements. Much of the management for UCS has been extrapolated from studies of endometrial carcinomas and sarcomas. This article critically reviews the literature pertinent to the pathology, pathogenesis, dia...
During Pavlovian conditioning the expression of a conditioned response is typically taken as evidence that an association between a conditioned stimulus (CS) and an unconditioned stimulus (UCS) has been formed. However, learning-related changes in the unconditioned response (UCR) produced by a predictable UCS can also develop. Learning-related reductions in UCR magnitude are often referred to a...
OBJECTIVE Uterine carcinosarcoma (UCS) is a rare type of high-grade endometrial cancer (EC) that has been understudied with population-based statistics due to its rarity. This study examined temporal trends in the proportion of UCS among women with EC. METHODS This is a retrospective observational study examining The Surveillance, Epidemiology, and End Results program between 1973-2013. Prima...
Recognizing cues that predict an aversive event allows one to react more effectively under threatening conditions, and minimizes the reaction to the threat itself. This is demonstrated during Pavlovian fear conditioning when the unconditioned response (UCR) to a predictable unconditioned stimulus (UCS) is diminished compared to the UCR to an unpredictable UCS. The present study investigated the...
the aim of this study was to investigate the effect of bacterial inoculation on the fermentation and aerobic stability of corn silage and on the dry matter degradability and milk composition when fed to sheep or cows. four male sheep were selected to measure dry matter degradability of uninoculated (ucs) and inoculated (ics) corn silage. milk composition was measured for 22 holstein cows, separ...
Doug Gurian-Sherman and Noel Gurwick are senior scientists in the Union of Concerned Scientists (UCS) Food and Environment Program. The Union of Concerned Scientists (UCS) is the leading science-based nonprofit working for a healthy environment and a safer world. UCS combines independent scientific research and citizen action to develop innovative, practical solutions and to secure responsible ...
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