نتایج جستجو برای: mgcl2 and kcl
تعداد نتایج: 16828130 فیلتر نتایج به سال:
MgSO4 is routinely used in therapeutics despite its toxicity. The aim of the present review was to compare MgSO4 and MgCl2 effects in order to answer the question whether MgSO4 could be or not replaced by MgCl2. Considering that the two salts have both similar and proper effects, a clear-cut conclusion is not easy to draw. However, choosing MgCl2 seems advisable because of its more interesting ...
Similar to plants, soil salinity may reduce microbial growth and activities in different ways. The aim of this study was to determine the effects of different levels of salinity on some microbial indices in the presence and absence of plant's living roots. In this study, five levels of salinity using NaCl, CaCl2, MgCl2 and KCl and three soil media (soil with no plant, soil cultivated with wheat...
background: ectopic pregnancy is one of the pathologic entities that it destroys the fallopian tube and impairs the future pregnancy. there are different medical and surgical therapies in order the treatment and reserve of fertility. the aim of this report is discuss a case of successful intrauterine after management of ectopic pregnancy with local injection of kcl in an infertile pcod patient....
متانوژن ها دسته ای از آرکی های به شدت بی هوازی هستند که می توانند در محیط های متنوعی زندگی کنند. از جمله اینمحیط ها که مورد توجه بسیاری از محققین نیز قرار گرفته است، محیط های دریایی با درجه شوری بالا است. در اینتحقیق حضور متانوژن های بومی در آب های سطحی خلیج فارس مورد بررسی قرار گرفته است. نمونه گیری ها در ظروفبصورت بی هوازی با تنظیم گازهای دی اکسید کربن و هیدروژن انجام گرفت. Serum bottle در پی...
آبزیان از جمله منابع مهم جهت استخراج ترکیبات با ارزشی مانند آنزیم میباشند. در این پژوهش آنزیم لیپاز از روده ماهی قزلآلای رنگین کمان استخراج شد و مورد بررسی قرار گرفت. جهت استخراج این آنزیم، چربیزدایی چندین بار با استون انجام شد سپس برای رهاسازی آنزیم از آمونیوم سولفات (با اشباعیت 60 درصد) استفاده گردید و پس از آن جهت تغلیظ نمونه، اولترافیلتراسیون انجام گرفت. تخلیص نهایی آنزیم نیز با عبور نم...
prangos ferulacea is a plant found in the mediterranean and middle-east regions used as carminative, anti-flatulent, emollient and antibacterial herb. it is believed that the coumarins are responsible for some of known effects of prangos . in this research the relaxant effects of p. ferulacea coumrin rich extract as well as osthole as its main prenylated coumarins were investigated on rat ileu...
SiO2/MgCl2 (ethoxide type)/TiCl4 Ziegler-Natta catalysts for use in ethylene polymerization and ethylene/1-hexene copolymerization have been prepared using silica with a supported layer of magnesium ethoxide (Mg(OEt)2) as a catalyst precursor, followed by treating with TiCl4 at different Ti/Mg molar ratios, which showed significant effects on the active centers and pore structures of the cataly...
We have characterized the double-stranded DNA (dsDNA) binding properties of RecA protein, using an assay based on changes in the fluorescence of 4',6-diamidino-2-phenylindole (DAPI)-dsDNA complexes. Here we use fluorescence, nitrocellulose filter-binding, and DNase I-sensitivity assays to demonstrate the binding of two duplex DNA molecules by the RecA protein filament. We previously established...
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