نتایج جستجو برای: acid index
تعداد نتایج: 1125846 فیلتر نتایج به سال:
The allosteric properties of the membrane-bound (Ca(2+))-adenosine triphosphatase of an unsaturated fatty acid auxotroph of Escherichia coli were studied in membranes with different fatty acid compositions. The Hill coefficient of the inhibition by Na(+) ranged from 1.4, in the case where the auxotroph was grown with cis-vaccenic acid as supplement, to 2.8 when grown on linolenic acid. The resu...
Background and Objectives: Because of the increasing demands for functional foodstuffs, use of dietary fibers in production of snacks is further considered. The aim of this study was optimization of date kernel powder proportion to improve the physicochemical properties of extruded snacks. Materials & Methods: Two screw extruders were used to formulate and prepare snacks. In this study, effec...
اثر ملاتونین بر شاخصهای چاقی و تغییرات متابولیک ناشی از رژیم غذایی با فروکتوز بالا در موش صحرایی نر
Background : The Obesity and metabolic diseases appears to have emerged largely and epidemically because of changes in our diet and life style. The aim of this study was to investigate the effects of melatoninon plasma glucose, uric acid, insulin, HOMA, body weight gain and Liver and kidney histology in fructose fed rats. Methods: In this experimental study, 24 male Wistar rats were used. A...
Abstract Background: Occupational exposure to styrene can lead to various psychological and somatic complaints including color vision disorder that can occur even in low concentrations. Color vision disease is an early clue for effect of styrene on human, which can be used as an appropriate screening method in workers exposed to styrene. Materials and Methods: Working in waxy foundry is a job...
In this study the effect of different protein levels on reproductive performance of Channa striatus was conducted. Snakehead juveniles (65.5±0.2 g) were randomly distributed into nine homogenous groups of 75 fish each. Three isocaloric experimental diets differing in protein levels were prepared. The experiment lasted for 8 months and gonadosomatic index, absolute fecundity, egg diameter, numbe...
In order to study the effects of hormone and hydroprimng on seed germination, growth and antioxidant enzymes activity of borage seedling, an experiment was carried out based on completely randomized design with three replications at the University of Mohaghegh Ardabili in 2015. The Experimental treatments were seed priming with gibberellin (50, 100, 150 ppm for 12, 24, 48 hours) and salicylic a...
بررسی روند شاخص های خشکسالی spi، rdi و sdi در استان یزد در دو دهه گذشته با استفاده از آمار ناپارامتر
خشکسالی به عنوان بلای طبیعی و پدیده ای اجتنابناپذیر در مناطق خشک و نیمه خشک که مسائل مدیریت منابع آب امری ضروری است، وقوع می یابد. در دهه های اخیر بین حوادث طبیعی که جمعیت های انسانی را تحت تاثیر قرار داده است، پدیده خشکسالی از نظر فراوانی، شدت، مدت، فضای تحت پوشش، تلفات جانی، خسارت های اقتصادی و اثر های اجتماعی دراز مدت در جامعه، بیشتر از سایر بلایای طبیعی بوده است. بررسی روند شدت خشکسالی در ...
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