نتایج جستجو برای: β

تعداد نتایج: 177470  

ژورنال: :مجله زنان، مامایی و نازایی ایران 0
مرضیه مرضیه مهاجری marzieh mohajeri assistant professor of obstetrics and gynecology, islamic azad university of mashhad, mashhad, iran.استادیار زنان و مامائی، دانشکده پزشکی، دانشگاه آزاد اسلامی مشهد، مشهد، ایران. نوشین نوشین باباپور nooshin babapour assistant professor of obstetrics and gynecology, islamic azad university of mashhad, mashhad, iran.استادیار زنان و مامائی، دانشکده پزشکی، دانشگاه آزاد اسلامی مشهد، مشهد، ایران.سازمان اصلی تایید شده: دانشگاه آزاد اسلامی مشهد (islamic azad university of mashhad) غزال غزال پناهی ghazal panahi assistant professor of general surgery, islamic azad university of mashhad, mashhad, iran.استادیار جراحی عمومی، دانشکده پزشکی، دانشگاه آزاد اسلامی مشهد، مشهد، ایران.سازمان اصلی تایید شده: دانشگاه آزاد اسلامی مشهد (islamic azad university of mashhad) آزاده آزاده تنها azade tanha m.sc. of statistics, faculty of science, islamic azad university of mashhad, mashhad, iran.کارشناسی ارشد آمار، گروه امار، دانشکده علوم، دانشگاه آزاد اسلامی مشهد، مشهد، ایرانسازمان اصلی تایید شده: دانشگاه آزاد اسلامی مشهد (islamic azad university of mashhad) مرتضی مرتضی مظلوم فارسی باف morteza mazloom m.d, islamic azad university of mashhad, mashhad, iran.پزشک عمومی، دانشگاه آزاد اسلامی مشهد، مشهد، ایران.سازمان اصلی تایید شده: دانشگاه آزاد اسلامی مشهد (islamic azad university of mashhad)

مقدمه: زایمان پیش از موعد، سلامت جنین تازه متولد شده را از جهات مختلف تحت تأثیر قرار می دهد که شامل افزایش خطر زایمان با وزن کم نوزاد، هیپوکسی حین زایمان و ترومای زایمان عوارض محدودیت رشد داخل رحمی، سندرم دیسترس تنفسی، انتروکولیت نکروزانت، خونریزیهای اینتراکرانیال و سپتی سمی می باشد. بنابراین پیشگیری از زایمان زودرس می تواند در کاهش این مشکلات موثر باشد. هدف از این مطالعه بررسی ارزش سطح β-hcg د...

Journal: :iranian journal of basic medical sciences 0
tahereh moradi division of genetics, department of biology, faculty of science, university of isfahan, isfahan, iran reihaneh vallian molecular genetics department, isfahan medical genetics center, isfahan, iran zahra fazeli department of genetics, faculty of medicine, shahid beheshti university of medical sciences, tehran, iran asieh haghighatnia molecular genetics department, isfahan medical genetics center, isfahan, iran sadeq vallian division of genetics, department of biology, faculty of science, university of isfahan, isfahan, iran molecular genetics department, isfahan medical genetics center, isfahan, iran

objective(s): iran is considered as one of the high-prevalence areas for β-thalassemia with a rate of about 10% carrier frequency. molecular diagnosis of the disease is performed both by direct sequencing and indirectly by the use of polymorphic markers present in the beta globin gene cluster. however, to date there is no reliable information on the application of the markers in the iranian pop...

Journal: :iranian journal of basic medical sciences 0
nasrin heydari department of genetics and molecular biology, school of medicine, isfahan university of medical sciences, isfahan, iran laleh shariati department of genetics and molecular biology, school of medicine, isfahan university of medical sciences, isfahan, iran hossein khanahmad department of genetics and molecular biology, school of medicine, isfahan university of medical sciences, isfahan, iran pediatric inherited diseases research center, research institute for primordial prevention of non-communicable disease, isfahan university of medical sciences, isfahan, iran zahra hejazi department of genetics and molecular biology, school of medicine, isfahan university of medical sciences, isfahan, iran mansoureh shahbazi department of genetics and molecular biology, school of medicine, isfahan university of medical sciences, isfahan, iran

objective(s): β-thalassemia is one of the most common genetic disorders in the world. as one of the promising treatment strategies, fetal hemoglobin (hb f) can be induced. the present study was an attempt to reactivate the γ-globin gene by introducing a gene construct containing klf1 binding sites to the k562 cell line. materials and methods: a plasmid containing a 192 bp sequence with two repe...

Journal: :international journal of hematology-oncology and stem cell research 0
z rahimi medical biology research center, kermanshah university of medical sciences, kermanshah, iran. biochemistry department, medical school, kermanshah university of medical sciences, kermanshah, iran a merat biochemistry department, medical school, shiraz university of medical sciences, shiraz, iran m akhzari biochemistry department, medical school, shiraz university of medical sciences, shiraz, iran m haghshenass hematology research center, shiraz university of medical sciences, shiraz, iran nagel ronald l department of medicine, division of hematology; department of physiology and biophysics, albert einstein college of medicine, bronx, ny, usa gerard nathalie nserm u763, hôpital robert debrè, paris, france

introduction: β-globin gene cluster haplotypes are useful in diagnosis of particular molecular defects in β-thalassemia, prenatal diagnosis of β-thalassemia, and elucidating population affinities. methods: β-globin gene cluster haplotypes were studied in 150 β-thalassemia minor and 52 healthy in-dividuals from the fars province of iran. dna was extracted from leukocytes of whole blood by phe-no...

Journal: :Molecules 2021

In order to better understand the chiral recognition mechanisms of positively charged cyclodextrin (CD) derivatives, synthesis, pKa determination by 1H nuclear magnetic resonance (NMR)-pH titration and a comparative capillary electrophoretic (CE) study were performed with two series mono-substituted cationic single isomer CDs. The first selectors mono-(6-N-pyrrolidine-6-deoxy)-β-CD (PYR-β-CD), ...

Journal: :مجله علوم اعصاب شفای خاتم 0
maryam moghadamqaeini student research committee, facuilty of medicine, islamic azad university, mashhad branch, mashhad, iran zahra sheidaemehne student research committee, facuilty of medicine, islamic azad university, mashhad branch, mashhad, iran

alzheimer’s disease (ad) is a neurodegenerative disorder and the most common form of dementia. almost 47 million people suffer from dementia worldwide. ad accounts for approximately 60%–80% of all dementia cases. three major pathologies characterize the disease: senile plaques, neurofibrillary tangles and inflammation. we review the literature on events contributing to the inflammation. those i...

Journal: :iranian journal of immunology 0
morteza bagheri department of molecular biology & genetics, uromia university of medical sciences, uromia, iran ali akbar amirzargar immunogenetic laboratory, department of immunology, school of medicine, tehran university of medical sciences ardeshir ghavamzadeh hematology-oncology and bmt research center, shariati hospital, tehran, iran kamran alimoghadam hematology-oncology and bmt research center, shariati hospital, tehran, iran farideh khosravi immunogenetic laboratory, department of immunology, school of medicine, tehran university of medical sciences bita ansaripour immunogenetic laboratory, department of immunology, school of medicine, tehran university of medical sciences batoul moradi

background: β-thalassemia as a hereditary disease is defined as defective synthesis of   β-globin chains, resulting in erythropoiesis abnormalities and severe anemia. different studies have shown that cytokines and cytokine gene polymorphisms play a major role in the pathogenesis of   β-thalassemia. single nucleotide polymorphisms (snps) within the promoter region or other regulatory sequences ...

Mohammed Ali* Naresh Kumar, Shahnaz Sultana Showkat Rasool Mir Surendra Kumar Sharma

Background and objectives: Plumeria rubra L. (Apocynaceae) is a deciduous shrub or small tree cultivated in subtropical and tropical countries.  Its bark is prescribed to treat amoebic dysentery,   dropsy, jaundice, scabies, gonorrhea, venereal affections and wounds. In the present research, we aimed to isolate and identify the chemical constituents of the bark of ...

H. Nazemiyeh* P. Bajelani S. Asnaashari S. Hamedeyazdan

Background and objectives: Humulus lupulus, a plant belonging to the family Cannabaceae, is used as a medicinal plant with therapeutic applications in different nations. In this study, two samples of H. lupulus (vernalized and wild hops) were selected for further analysis about differences of their essential oils. Methods: The essential oils f...

Journal: :iranian red crescent medical journal 0
mohammad reza bordbar hematology research center, shiraz university of medical sciences, shiraz, ir iran samir silavizadeh hematology research center, shiraz university of medical sciences, shiraz, ir iran sezaneh haghpanah hematology research center, shiraz university of medical sciences, shiraz, ir iran roza kamfiroozi hematology research center, shiraz university of medical sciences, shiraz, ir iran marzieh bardestani department of library and information science, khuzestan science and research branch, islamic azad university, ahvaz, ir iran mehran karimi hematology research center, shiraz university of medical sciences, shiraz, ir iran; hematology research center, namazi hospital, shiraz university of medical sciences, shiraz, ir iran. tel/fax: +98-7116473239

conclusions: hydroxyurea can be safely used in some transfusion-dependent β-thalassemia patients to decrease their transfusion needs. background: β-thalassemia is an inherited hemoglobin disorder caused by defective synthesis of ß-globin chains. hemoglobin (hb) f induction is a possible therapeutic approach which can partially compensate for α and non-α globin chains imbalance. objectives: we a...

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