نتایج جستجو برای: beta

تعداد نتایج: 187153  

شفیعی, معصومه,

The development of radioligand - binding studies has greatly advanced our knowledge of the molecular pharmacology of beta - adrenoceptors. Using this technique it became possible for the first time to directly determine the tissue concentration of beta - adrenoceptors, and by this, the responsiveness of tissues to beta - adrenergic stimulation. One major insight into the molecular pharmacology ...

Alihossein Saberi, Gholamreza Shariati, Hamid Galehdari, Ladan Dawoody Nejad, Marziye Mohammadi-Anaei, Mohammad Hamid,

Background: β-thalassemia is one of the most widespread disease in the world, including Iran. In this study, we reported, for the first time, A 290-bp β-globin gene deletion in the south of Iran. Methods: Four individuals from three unrelated families with Arabic ethnic background were studied in Khuzestan Province. Red blood cell indices and hemoglobin analysis were carried out accor...

Journal: :journal of basic and clinical pathophysiology 0
mehrdad roghani shahed univ. zahra kiasalari shahed mohsen khalili shahed rana heydarifard shahed

background and objective: alzheimer’s disease (ad) is a multifactorial disease with debilitating consequences and few therapeutic strategies exist for it. with regard to antioxidant capacity and anti-β-amyloid polymerization potential of ellagic acid, this study was conducted to evaluate the effect of this substance on enhanced acetylcholinesterase reactivity in an experimental model of alzheim...

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: :gastroenterology and hepatology from bed to bench 0
iraj shahramian fellow of pediatric gastroentrology ,assistant professor of pediatric, department of pediatric, zabol university of medical sciences, zabol iran seyed mohsen dehghani professor of pediatric gastroentrology, department of pediatric gastroentrology, shiraz university of medical sciences, shiraz iran mahmood haghighat professor of pediatric gastroentrology , department of pediatric gastroentrology, shiraz university of medical sciences, shiraz iran noormohamad noori professor of pediatric cardiology , children and adolescents health research center ,zahedan medical university ,iran alireza teymoori assistant professor of demography , children and adolescents health research center ,zahedan medical university ,iran elham sharafi resident of ophtalmology ,zahedan medical university ,zahedan ,iran

abstract introduction : celiac disease (cd) is an autoimmune disorder triggered by ingestion of gluten in genetically predisposed individuals.  this study reports evaluated prevalence of cd in patients with beta-thalassemia major. materials and methods: in this case-control study in a period of 3 years  which was performed on 620 children in two groups of  beta-thalassemia major  patients (n=20...

Journal: :archives of clinical infectious diseases 0
hossein goudarzi department of microbiology, school of medicine, shahid beheshti university of medical sciences, tehran, ir iran arezou taherpour department of microbiology, kurdistan university of medical sciences, sanandaj, ir iran fatemeh fallah department of microbiology, school of medicine, shahid beheshti university of medical sciences, tehran, ir iran bita pourkaveh infectious diseases and tropical medicine research center, shahid beheshti university of medical sciences, tehran, ir iran soroor erfanimanesh department of microbiology, school of medicine, tehran university of medical sciences, tehran, ir iran ali hashemi department of microbiology, school of medicine, shahid beheshti university of medical sciences, tehran, ir iran; corresponding author: ali hashemi, department of microbiology, school of medicine, shahid beheshti university of medical sciences, koodakyar st., tabnak blv., yaman av., chamran highway, p. o. box: 1985717443, tehran, ir iran. tel: +98-2123872556; +98-9122947439, e-mail:

the nosocomial infections, caused by multi-drug resistant bacteria, are the most important cause of mortality throughout the world. one important mechanism against beta-lactam antibiotics is the production of beta-lactamases. enterobacteriaceae and non-fermentative bacteria, like pseudomonas aeruginosa and acinetobacter baumannnii may produce these enzymes. currently, there is no vaccine to pre...

Journal: :archives of clinical infectious diseases 0
rashid ramazanzadeh cellular and molecular research center, kurdistan university of medical sciences, sanandaj, ir iran; microbiology department, kurdistan university of medical sciences, sanandaj, ir iran; cellular and molecular research center, faculty of medicine, kurdistan university of medical sciences, sanandaj, ir iran. tel: +98-9143104424, fax: +98-871 6664674 samaneh rouhi cellular and molecular research center, kurdistan university of medical sciences, sanandaj, ir iran; microbiology department, kurdistan university of medical sciences, sanandaj, ir iran; student research committee, kurdistan university of medical sciences, sanandaj, ir iran hasan hosainzadegan nursing and midwifery department, tabriz university of medical sciences, tabriz, ir iran pegah shakib cellular and molecular research center, kurdistan university of medical sciences, sanandaj, ir iran; microbiology department, kurdistan university of medical sciences, sanandaj, ir iran; student research committee, kurdistan university of medical sciences, sanandaj, ir iran bijan nouri social determinants of health research center, kurdistan university of medical sciences, sanandaj, ir iran

background clinical significance of extended-spectrum beta-lactamases (esbls) production in enterobacter spp. has not well been established. objectives this study was conducted to investigate the prevalence of esbls produced by enterobacter spp. in clinical isolates. materials and methods this descriptive cross-sectional study was performed during may 2010 to april 2012 in the city of sanandaj,...

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: :caspian journal of internal medicine 0
reza karbasi-afshar atherosclerosis research center, baqiyatallah university of medical sciences; tehran, iran jafar aslani chemical injuries research center, baqiyatallah university of medical sciences; tehran, iran mostafa ghanei chemical injuries research center, baqiyatallah university of medical sciences; tehran, iran

background: chronic obstructive pulmonary disease (copd) is usually considered one of the leading causes of death worldwide, so finding proper therapeutic strategies for this disease is of high importance. in this meta-analysis, we reviewed the existing literature on the efficacy and safety of conventional long acting beta agonists (labas) in copd patients. methods: we searched medline and goog...

Journal: :basic and clinical neuroscience 0
somayeh hajipour physiology research center, department of physiology, school of medicine, ahvaz jundishapur university of medical sciences, ahvaz, iran. alireza sarkaki golestan blvd., , ahvaz jundishapur university of medical sciences, ahvaz-iran. yaghoob farbood golestan blvd., , ahvaz jundishapur university of medical sciences, ahvaz-iran. akram eidi department of biology, sciences & researches branch, islamic azad university, tehran-iran. pejman mortazavi dept. of pathology, faculty of specialized veterinary science, science& research branch, islamic azad university, tehran-iran. zohreh valizadeh department of nursing and midwifery, dezfoul branch, islamic azad university, dezfoul, iran.

introduction: to study the effect of gallic acid (ga) on hippocampal long-term potentiation (ltp) and histological changes in animal model of alzheimer disease (ad) induced by betaamyloid (aβ). methods: sixty-four adult male wistar rats (300±20 g) were divided into 8 groups: 1) control (cont); 2) ad; 3) sham; 4-7) ad+ga (50, 100, and 200 mg/kg for 10 days, orally) or vehicle, 8) cont+ga100, aβ ...

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