نتایج جستجو برای: langerhans islets

تعداد نتایج: 16514  

Journal: :international journal of endocrinology and metabolism 0
mandana mahmoodzadeh sagheb department of biology, kazeroon branch, islamic azad university, kazeroon, ir iran; department of biology, kazeroon branch, islamic azad university, kazeroon, ir iran. tel/ fax: +98-7116474331 negar azarpira transplant research center, shiraz university of medical sciences, shiraz, ir iran ramin yaghobi transplant research center, shiraz university of medical sciences, shiraz, ir iran

background: leptin and adiponectin are the two key metabolic hormones secreted from adipocytes to control food intake and energy expenditure. the action of both hormones in regulation of gonadotropin releasing hormone (gnrh) secretion from the hypothalamus is mediated through kisspeptins. kisspeptins are products of kiss-1 gene. leptin and adiponectin are modulators of kiss-1 expression in the ...

Journal: :iranian journal of basic medical sciences 0
zahra nazari department of animal sciences, faculty of biological sciences, kharazmi university, tehran, iran mohammad nabiuni department of cell and molecular biology, faculty of biological sciences, kharazmi university, tehran, iran mohsen saeidi stem cell research center, faculty of medicine, golestan university of medical sciences, gorgan, iran mohammad jafar golalipour gorgan congenital malformations research center, depatment of anatomical sciences, golestan university of medical sciences, gorgan, iran

objective(s): the link between a hyperglycemic intrauterine environment and the development of diabetes later in life has been observed in offspring exposed to gestational diabetes mellitus (gdm), but the underlying mechanisms for this phenomenon are still not clear. reduced β-cells mass is a determinant in the development of diabetes (type 1 and type 2 diabetes). some recent studies have provi...

Journal: :hepatitis monthly 0
mandana mahmoodzadeh sagheb department of biology, science and research branch, islamic azad university, shiraz, ir iran negar azarpira transplant research center, shiraz university of medical sciences, shiraz, ir iran; transplant research center, shiraz university of medical sciences, shiraz, ir iran. tel/fax: +98-711647433 mokhtar mokhtary department of biology, kazeroon branch, islamic azad university, kazeroon, ir iran sayyed ebrahim hosseini department of biology, science and research branch, islamic azad university, shiraz, ir iran ramin yaghobi transplant research center, shiraz university of medical sciences, shiraz, ir iran

background leptin and adiponectin are two hormones, which are released from adipocytes in order to control energy expenditure. both hormones are also involved in glucose homeostasis through control of insulin secretion from pancreatic islets. since pdx1, pparγ, and foxm1 play important roles in islets function, it is essential to understand how these genes are regulated in the islets of langerh...

Objective(s):In this study the effect of oral administration of honey on serum glucose, lipids, stress oxidative markers, and morphology of langerhans islets in noise induced hyperglycemic rats was investigated. Materials and Methods: Male Wistar rats were divided into control, hyperglycemic, honey treated control, and honey treated hyperglycemic groups. For induction of hyperglycemia, noise s...

Journal: :Polskie Archiwum Medycyny Wewnetrznej 2009
Magdalena Antosiak-Iwańska Elzbieta Sitarek Marek Sabat Ewa Godlewska Joanna Kinasiewicz Andrzej Weryński

INTRODUCTION The discovery of a cure for diabetes is a dream of many medical researchers. The transplantation of Langerhans islets is a potential treatment of choice for patients with type 1 diabetes as a source of endogenous insulin for the recipient. OBJECTIVES The aim of the experiment was to transplant Langerhans islets without immunosuppression. To protect the grafts against transplant r...

حیدری , حمید, آهنگرپور , اکرم , احمدی, ایرج , عروجن, علی اکبر ,

 Background & Aims: As B. persicum is used in treatment of diabetes, we aimed to study the effect of B. persicum seeds extract on level of insulin secretion from isolated islets of langerhans in male mouse.Materials & Methods: In this experimental study, adult male mice (NMARI) weighting 20-25g were purchased. Islets of langerhans were isolated by collagenase digestion method and were divided i...

Journal: :iranian journal of basic medical sciences 0
saiedeh arabmoazzen deptartment of biology, basic sciences faculty, sciences and researches, azad university, tehran, iran alireza sarkaki deptartment of physiology, physiology research center, school of medicine, jundishapur university of medical sciences, ahvaz, iran ghasem saki deptartment of anatomy, physiology research center, school of medicine, jundishapur university of medical sciences, ahvaz, iran mohammad ali mirshekar department of physiology, school of medicine, zahedan university of medical sciences, zahedan, iran

objective(s):in this study the effect of oral administration of honey on serum glucose, lipids, stress oxidative markers, and morphology of langerhans islets in noise induced hyperglycemic rats was investigated. materials and methods: male wistar rats were divided into control, hyperglycemic, honey treated control, and honey treated hyperglycemic groups. for induction of hyperglycemia, noise st...

Introduction: Since aloe vera plant has many medical benefits, the present study aimed to investigate the protective effects of Aloe vera gel on the pancreatic islets and beta cells. Methods: This experimental study consisted of 50 mature male rats aged 2-3 months and weighed 200-250 g, who were randomly divided into five groups (n=10). Group I (control) did not receive any treatments, and g...

Background and purpose: Stressful events in early-life induce metabolic disorders in adolescence. The aim of this study was to investigate the effect of early-life stress on number or area of Langerhans islets in exposure to foot-shock and psychological stress in male rats. Materials and methods: The rats were divided into six groups: control (without stress), early-stress (stress at 2 weeks o...

ژورنال: دانشور پزشکی 2010
انصاری, فریبا , روغنی, مهرداد , شرایلی, مریم , قینی, محمدحسین , موسوی, سیدقاسم ,

  Objective: In this study, the effect of oral administration of Amaranthus caudatus L. (AC) on serum glucose, lipids, and morphology of Langerhans islets in diabetic rats was investigated.   Materials & Methods: Female Wistar rats (n=32) were divided into 4 groups, i.e. control, AC-treated control, diabetic, and AC-treated diabetic groups. The treatment groups received oral administration of p...

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