نتایج جستجو برای: o p t i m i z a t i o n
تعداد نتایج: 14486055 فیلتر نتایج به سال:
normal 0 false false false en-us x-none ar-sa background: in some studies, the level of adenosine deaminase ( ada) in sputum and effusion liquids was used for the diagnosis of tuberculosis (tb). but it is not always possible to access these materials. the goal of this study is to assess the diagnostic value of serum ada levels in pulmonary tb patients. materials and methods: in this study, 40 s...
normal 0 false false false en-us x-none ar-sa background: this study was designed to investigate the effect of vitiligo on the retinal nerve fiber layer (rnfl) thickness. materials and methods: this prospective study was conducted in the department of ophthalmology at kä±rä±kkale university during 2010 and 2011.sixty eight eyes of 34 vitiligo patients were included in the study. eighty four eye...
a method for the simultaneous determination of sulfamethoxazole (smx) and trimethoprim (tmp), based on a direct determination of smx after diazotization and coupling with 2-naphthol by visible spectrophotometry and an indirect determination of tmp in the uv region by difference was developed. by the suggested procedure, it was possible to analyze smx and tmp in pharmaceutical preparations witho...
normal 0 false false false en-us x-none ar-sa introduction: hepatitis b is one of the world's health problems and increased the risk of hepatocellular carcinoma and liver cirrhosis. medical students exposed to risk because of future job, and being infected than the general population. this study will survey level of knowledge, risk perception and behavioral intention medical students about hepa...
a new 2-[(4-substituted-phenyl-3-chloroazetidin-2-one)-5-(2'-methylamino 4-phenyl-1', 3'-thiazolyl-]-1, 3, 4-thiadiazoles, 5(a-n) were synthesized from 2-substituted-benzylideneamino-5-[2'-methylamino-4'-phenyl-1',3'-thiazolyl]-1,3, 4-thiadiazole, 4(a-n) using 2-amino-4phenyl-1, 3-thiazole as a starting material. the synthesised compounds have been screened in vitro for their antimicrobial acti...
in the present work, b-zsm-5 zeolite membranes were synthesized on porous tubular α-alumina supports by several subsequence in situ crystallization hydrothermal treatments. the tio2- bohmite and ɣ- alumina intermediate layers were applied to improve the lattice matching between zeolite layer and the support. the uniform membrane intermediate layers with low permeation resistance were prepared o...
to develop novel antimycobacterial agents, a new series of thiazolidinone-azole hybrids 4a-b, 5a-b and 6-13 were designed and synthesized. thiazolidin-4-ones (4a-b and 5a-b) were obtained by the reaction of schiff bases and hydrazones (2a-b and 3a-b) with mercaptoacetic acid. 5-benzylidene derivatives (6-13) were gained by treatment of 5a-b with appropriate benzaldehydes according to knoevenage...
background: h e r2/ n eu i so n e o ftheepi de rmalg r owth f actor r e c e pt o rsfami l i e s andsee m stohaveprognosticsignificanceofsomesolid t umors.theo b jecti v eof thisstu d yistoevaluatet h epossi b ilityofher2ex p ressioningastricca n cersand the p o s si b le r e lat i o n ship o fh e r2withtumo r ’scli n icopat h o l o gicpara m e te r sa n d a l s oits pr o gno s tic r o l e . m...
normal 0 false false false en-us x-none ar-sa background: the h-reflex is a useful electrophysiological procedure for evaluating the status of the peripheral nervous system, especially at the proximal segment of the peripheral nerve. the purpose of this study is to investigate the relation between triceps surae h-reflex and m- response latencies and thigh length in normal population, in order t...
background: a lot of women die each because of unwanted pregnancies and unsafe abortion. according to importance of unwanted pregnancies, the purpose of the current study is to determine prevalence of unwanted pregnancy and its related factors in interruption method users in gorgan health-care centers in 2010. methods: in this descriptive-analytical study, 339 eligible women that were under sup...
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