نتایج جستجو برای: synthesis of beta carbonhomologous

تعداد نتایج: 21204778  

Journal: :Journal of Synthetic Organic Chemistry, Japan 2002

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم پایه 1392

در این تحقیق روشی جهت سنتز یک سری از کمپلکس های پلاتین (ii) حاوی لیگاند های دهنده ی فسفری شامل فسفیت و فسفین ارائه شده است. واکنش پیش ماده ی پلاتین (ii)،trans/cis- [ptcl2(sme2)2] ، با 2 اکی مولار از لیگاند p(oph)3در حلال بنزن کمپلکس1، cis-[ptcl2(p(oph)3)2] را تولید می نماید. جهت سنتز کمپلکس سایکلو متال فسفیتی، کمپلکس 1 با 1 اکی والان واکنشگر ptcl2 در حلال زایلن در شرایط رفلاکس زیر گاز آرگون م...

Journal: :The Journal of clinical investigation 1983
R S Weinberg J D Goldberg J M Schofield A L Lenes R Styczynski B P Alter

To examine the switch from fetal to adult hemoglobin at the cellular level, erythroid progenitor cells from newborn infants and adults were cultured in methyl cellulose with erythropoietin. Individual erythroid colonies were labeled with [3H]leucine at various times, and globin synthesis patterns examined by gel electrophoresis and fluorography. The percent gamma- or beta-globin synthesis was d...

Journal: :گوارش 0
masoud ghane mina eghbali masoumeh abdolahpour

background: beta-thalassemia patients have a high prevalence for hepatitis c virus (hcv) infection. in developing countries, hcv antibody is reported to be high in this group of patients. this study aims to determine the distribution of hcv amongst beta-thalassemia patients in northern iran. materials and methods: this study was undertaken from october 2010 to june 2011 on 245 beta-thalassemia ...

Journal: :journal of research in health sciences 0
firooz esmaeilzadeh azita azarkeivan sara emamgholipour ali akbari sari mehdi yaseri batoul ahmadi

background: major thalassemia is an autosomal recessive disease with complications, mortality and serious pathology. today, the life expectancy of patients with major thalassemia has increased along with therapeutic advances. therefore, they need lifelong care, and caring for them would incur many costs. being aware of the patients’ costs can be effective for controlling and managing the costs ...

Journal: :international journal of epidemiology research 0
babak emadi dehaghi imam ali hospital, i.r. iran laaya rasooli shahrekord university of medical sciences, i.r. iran soraya mohammadi farsani shahrekord university of medical sciences, i.r. iran

background and aims: nowadays introduction of regular blood transfusion therapy has obviously improved the life expectancy of patients with thalassemia. however, these patients face with newer challenges which influence their quality of life (qol). in this study, the aim of this study was to measure qol among patients with β-thalassemia major (β-tm). methods: a cross-sectional study was done at...

Journal: :Haematologica 2009
Kanitta Srinoun Saovaros Svasti Worrakavee Chumworathayee Jim Vadolas Phantip Vattanaviboon Suthat Fucharoen Pranee Winichagoon

BACKGROUND beta-thalassemia occurs from the imbalanced globin chain synthesis due to the absence or inadequate beta-globin chain production. The excessive unbound alpha-globin chains precipitate in erythroid precursors and mature red blood cells leading to ineffective erythropoiesis and hemolysis. DESIGN AND METHODS In vitro globin chain synthesis in reticulocytes from different types of thal...

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