نتایج جستجو برای: t50
تعداد نتایج: 499 فیلتر نتایج به سال:
Purpose: The objective of this study was to prepare Propranolol Hydrochloride controlled release matrix tablets and to investigate the effect of the polymer blends and the polymer concentration on drug release. Method: Propranolol Hydrochloride controlled release matrix tablets were prepared by direct compression technique. Hydroxypropylmethylcellulose K15M (HPMC K15M) and Carbopol 934P were us...
This study was conducted to investigate the effect of rearing at differing densities and dietary supplementation with vitamin E on growth indices, survival and carcass composition in fingerling rainbow trout in a 6-week trial. Rainbow trout juveniles with initial body weight of 9.6 ± 0. 69 g at two densities of 50 and 100 pieces per 50 liter were fed two diets with the same protein and fat cont...
Methods to determine viability of taeniid oncospheres following treatments with potential lethality have practical application in efforts to control transmission. Here we investigated several methods, in lieu of infectivity studies, to assess oncosphere viability and determine lethal temperature treatment regimens. In the first experiment, a standard treatment to exshell oncospheres with 0.5% h...
Ghrelin is a peptide hormone that has been isolated from the stomach and localized to endocrine cells in the oxyntic mucosa. Ghrelin acts synergistically with GH-releasing hormone and increases appetite and feeding. It also accelerates gastric and small intestinal motility in rodents. Patients with diabetes suffer from slow gastric emptying, giving rise to nausea and vomiting. The present study...
K-sensitive microelectrodes were used to measure K(+) within the extracellular space (K(o)) of pregnant rat myometrium. Contractile activity was monitored by measuring either force or bioelectrical signals. Single and double-barreled electrodes were used. Double-barreled electrodes allowed monitoring of electrical activity 15 microns from the site of K(o) measurement. From double-barreled elect...
To investigate the effects of different irrigation levels on yield and oil content of rapeseed, and to determine the irrigation requirement and irrigation scheduling, an experiment with Randomized Complete Block Design consisting of four irrigation treatments replicated 3 times, was conducted in Zarghan Agric. Expt. Station during the years of 2000-2003. The treatments were based on the cumulat...
چکیده طی یک مطالعه 27 روزه، تعداد 360 عدد قزل آلای رنگین کمان(6/1 ± 2/97 گرم) در در دوز های ppm0 ،250 ،500 و 750 عصاره آبی علف چای (به ترتیب t0،t25 ،t50 وt75) به شکل غوطهوری طی دو مرحله 5 روزه منقطع با فاصله 10 روز درشرایط استرس گرمایی 2 ±20 درجه سانتیگراد قرار گرفته و در پایان هر مرحله (روزهای 12 و 27) خونگیری گردید. در نتایج مرحله اول، تعداد گلبولهای قرمز، هموگلوبین و هماتوکریت تفاوت معن...
Abstract One of the causes generally low upland rice productivity in Indonesia is fertility and soil pH. The use genotypes with high yielding capacity tolerant acid soils can increase productivity. This study aimed to develop an early efficient selection method, determine research was conducted using a seed germination technique on paper medium varied acidity level (pH 6.5, 5.5 4.5). Research d...
مدل های شبیه ساز رشد محصولات کشاورزی با هدف درک واکنش گیاهان به تغییر شرایط محیطی و ارزیابی صفات فیزیولوژیک و مرفولوژیک گیاه در جهت بهبود عملکرد محصول و کمک به استفاده بهینه از منابع آب و خاک مورد استفاده قرار می گیرند. ارزیابی عملکرد این مدل ها پیش نیاز کاربرد آنها در ارزیابی راه کارهای مدیریتی مختلف می باشد. در این مطالعه، مدل گیاهی ceres-barley از مدل های موجود در بسته نرم افزاری dssat (نسخه...
BACKGROUND Whether gastrointestinal motor and sensory function is primary cause or secondary effect of abnormal body weight is uncertain. Moreover, studies relating continuous postprandial sensations of satiation to measurable pathology are scarce. This work assessed postprandial gastrointestinal function and concurrent sensations of satiation across a wide range of body weight and after weight...
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