نتایج جستجو برای: nitrogen donors
تعداد نتایج: 156455 فیلتر نتایج به سال:
introduction: blood derived products have been known as an effective treatment for many years. however, this treatment is not without risk of infections transmission including hepatitis b virus (hbv) and hepatitis c virus (hcv) and human immune-deficiency virus (hiv) in people who received the blood. nevertheless, due to a high risk of blood born diseases through blood transfusion, screening fo...
The new polynucleating tripodal proligand H 6 tren(dpa) 3 , containing thirteen nitrogen donors of four different types, was designed, synthesized, and isolated in good yield (∼60%) via a transition-metal-free triple N-arylation tren with HXdpa (X = Br or F), using K 2 CO Cs as base (H tris(2-aminoethyl)amine, 6-halogeno-N-(pyridin-2-yl)pyridin-2-amine). HFdpa prepared excellent (90–92%) by rea...
Kidny transplantation is often accompanied by psychological problems. Alteration in the body image is one of these problems.Body image is defined as one,s perception of this physical status which disturbed by alerted body structure, function or appearance. In this respect , this study was done to compare the body image of Donors and recipients of renal transplantation before and after the tran...
introduction and aims: considering high prevalence of hepatitis b virus (hbv) in iran and need for its prevention, determination of causes and risk factors can help health policy makers in control of disease. materials and methods: all blood donors of tehran city from april 1997 to march 2000 were studied in a case control design. hbsag positive donors who were referred to hepatitis consultatio...
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...
the transfusion transmitted infections are potentially dangerous complications of transfusion therapy in immunocompromised patients. the aim of this study was to determine the prevalence of transmissible infections in blood donor population in kashan, iran. a total of 600 consecutive sera were tested for cmv-igm antibody, hbsag, hepatitis b core (hbc) antibody, hepatitis c (hcv) antibody, and h...
conclusions the analysis indicates that the hev isolated from blood donors in the southwest of iran belongs to genotype 1. however, more samples from other geographic regions of iran are needed to confirm these findings. because transmission of hev by administration of blood or blood components is likely to occur, it may be sensible to screen donor blood for hev to eliminate transfusion-transmi...
Abstract Background and Objectives Human platelet antigens (HPAs) are polymorphic structures located on the membrane of platelets (PLTs). These antigens have important role in clinical situations like refractoriness to platelet transfusion which is the most important cause of transfusion related mortality and morbidity in patients by recurrent platelet transfusion. Alloimmunization against the...
Background & Aims: Delayed graft function (DGF) is an important challenge in the field of kidney transplantation. Occurrence of DGF is associated with low 1st-and 5thyear graft survival rate. Reducing the incidence of DGF minimizes financial burden on the health care system and improves the quality of life for organ recipients. Although over 2000 transplantations have been performed in Imam Kha...
Gary N.Clarke were contaminated during the cryostorage process, probably from the contaminated liquid nitrogen. Thus, there is no doubt Andrology Department, The Royal Women’s Hospital, Carlton, that a range of microbes, including hepatitis B, can survive Victoria 3053, Australia direct exposure to liquid nitrogen, and under certain conditions result in cross-infection. Given the strength of th...
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