نتایج جستجو برای: nitrogen donors
تعداد نتایج: 156455 فیلتر نتایج به سال:
BACKGROUND Intracytoplasmic sperm injection (ICSI) allows pregnancies to be established with a single sperm, improving the chances for men with severely impaired sperm quality to cause a pregnancy. Men with leukemia typically are of reproductive age and their fertility is threatened by initially impaired semen quality and cytotoxic chemotherapy. The authors examined the feasibility of sperm cry...
introduction: hypertension is described as one of the risk factors for cardiovascular disease. the prevalence of hypertension is growing among developing countries. in this study, the prevalence of hypertension was studied in individuals who referred to blood transfusion center of ilam city. materials and methods: the present descriptive analytical study was performed based on available data. t...
Background and Aims: Evaluation of the prevalence of transfusion-transmissible infections (TTIs) in blood donors is a valuable index of donor selection and blood safety. This study was conducted to explore the prevalence and trends of TTIs markers and study of confidential unit exclusion )CUE) option among blood donors in Kurdistan province in the west of Iran. Materials and Methods: We conduc...
Background: Kidney transplantation is one of the major progresses of medical science with many ethical debates. The shortage of organs and the increases in waiting list for cadaver transplantation has leaded to transplantation from living donors. In this article, we discuss the ethics of transplantation from living kidney donors. Methods: For compiling this article, we searched in Pubmed and...
Abstract: Genotyping of the hepatitis C virus (HCV) is important for designing therapeutic strategies and regional specific diagnostic assays. The aim of this study was to identify the HCV genotypes in HCV infected blood donors. This is the first report on HCV genotypes in blood donors in Iran. In this cross-sectional study, 103 blood donors with hepatitis C were investigated for HCV genotype...
Background: Unsafe transfusion practices put patients at high risk of transfusion transmissible infections. We aimed to evaluate the prevalence of transfusion transmissible infections (including Human Immunodeficiency Virus [HIV] 1 and 2, Hepatitis B Virus [HBV], Hepatitis C Virus (HCV) and syphilis) during a period of 18 months among blood donors in the Blood Bank of Lady Hardinge Medical Coll...
Organometallic complexes offer potential for design as anticancer drugs. A quantitativemodel that discriminates anticancer compounds from the inactive ones in a training series wasEquilibrium of the reaction of molybdenum (VI) with l-histidine have been studiedin aqueous solutions at pH range of 4-8, using spectrophotometry and optical rotationmethods at constant ionic strength of 0.15 mol.lit-...
: Iron supplementation for blood donors is a controversial concept. However, to maintain regular blood donors, as a source of blood supply, the present paradigm is not appropriate and dose not prevent harms to blood donors. Methods: A randomized, double-masked, placebo-controlled study, was conducted by enrolling 95 female regular blood donors of childbearing age (18-49 years). The participants...
A pyridine and thioether co-supported triazole ligand L (L = 2-((4-(3-(cyclopentylthio)propyl) -1H-1,2,3-triazol-1-yl)methyl)pyridine) has been synthesized using the CuAAC click reaction. This ligand supports the formation of a thermally stable, one-dimensional coordination polymer [L2Ag4]n·4n(BF4) (1) possessing a cationic polymeric structure with [Ag4] metallomacrocycles, in which the ligand ...
A series of new conjugated copolymers incorporating the redox-active pyrrolo-TTF unit has been synthesised. The properties of the polymers have been investigated by cyclic voltammetry and electronic absorption spectroscopy, revealing that the pyrrolo-TTF behaves very differently to its thieno-TTF variant. In comparison to thieno analogues, the band gaps of the new polymers are wider than expect...
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