نتایج جستجو برای: endothelial prgenitor cells

تعداد نتایج: 1439980  

Journal: :بینا 0
حسین محمدربیع h mohammad rabei مرکز تحقیق و توسعه پژوهش های بالینی- مرکز آموزشی درمانی امام حسین (ع)- دانشگاه علوم پزشکی شهید بهشتی حمید نوروزی h norouzi مرکز تحقیق و توسعه پژوهش های بالینی- مرکز آموزشی درمانی امام حسین (ع)- دانشگاه علوم پزشکی شهید بهشتی نوشین دادبین n dadbin بیمارستان چشم پزشکی نگاه کوروش شیبانی k sheybani مرکز تحقیقات سلامت چشم- کلینیک بصیر

purpose: to evaluate the corneal endothelial cell density and polymegathism one year after laser assisted keratomileusis using mitomycin c. methods: one hundred and three eyes from 52 patients who underwent laser assisted sub-epithelial keratomileusis using mitomycin c 0.02% for 30 seconds entered this study. corneal endothelial cells were evaluated using specular microscopy before and one year...

Journal: :Current Opinion in Physiology 2023

The complex and hierarchical vascular network of arteries, veins, capillaries features considerable endothelial heterogeneity, yet the regulatory pathways directing arteriovenous specification, differentiation identity are still not fully understood. Recent advances in analysis endothelial-specific gene elements, single cell RNA sequencing (scRNA-seq) lineage tracing has both emphasized importa...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده زیست شناسی 1391

بررسی تآثیر کورکومین بر بیان آکواپورین5 در سلول های سرطانی روده بزرگ انسان(ht-29) سرطان روده بزرگ جزو بیماری های خطرناک بوده و از نظر شیوع سومین سرطان شایع و دومین علت مرگ ومیر ناشی از سرطان در جهان محسوب می شود. خطرابتلا به این سرطان تحت تاثیر دو عامل محیطی وفاکتورهای ژنتیکی می باشد. آکواپورین ها، پروتئین های کانال آبی بوده که نقش مهمی را در انتقال آب در بافتهای اندوتلیالی و اپی تلیالی بر عهد...

Journal: :Indian Journal of Case Reports 2022

Adrenal hemangiomas are rare benign tumors arising from the endothelial cells lining blood vessels, which made up of angioblastic cells. They usually identified incidentally on radiographic imaging and post-operative histopathology is definitive diagnosis. Computed tomography magnetic resonance help in detection silent adrenal lesions. We present a case outline diagnostic work-up treatment dete...

Journal: :the journal of tehran university heart center 0
seyed mahdi nassiri department of clinical pathology, faculty of veterinary medicine, university of tehran, tehran, iran seyed hossein ahmadi tehran heart center, medical sciences / university of tehran, tehran, iran. zohreh khaki department of clinical pathology, faculty of veterinary medicine, university of tehran, tehran, iran masoud soleimani department of hematology, school of medical sciences, tarbiat modares university, tehran, iran. issa jahanzad department of pathology, imam khomeini hospital complex, medical sciences / university of tehran, te shahram rabbani tehran heart center, medical sciences / university of tehran, tehran, iran.

background: marrow-derived mesenchymal stem cells (mscs) have been heralded as a source of great promise for the regeneration of the infarcted heart. there are no clear data as to whether or not in vitro differentiation of mscs into major myocardial cells can increase the beneficial effects of mscs. the aim of this study was to address this issue. methods: to induce mscs to transdifferentiate i...

Journal: :مجله علوم اعصاب شفای خاتم 0
shima ghari a. islamic azad university of medical sciences, mashhad, iran b. neuroscience research group, faculty of medicine, islamic azad university, mashhad, iran fatemeh salahshoor a. islamic azad university of medical sciences, mashhad, iran b. neuroscience research group, faculty of medicine, islamic azad university, mashhad, iran

endothelial cells present in brain are unique and differ from other peripheral tissues in a number of ways, which ensures specific brain endothelial barrier properties. endothelial dysfunction is the earliest event in the initiation of vascular damage caused by inflammation. various micrornas (mirna) have been discovered in different cellular components of the blood bran barrier (bbb). mirnas a...

A. Mohamed Taye,

Aldosterone is traditionally viewed as a hormone regulating electrolyte and blood pressure homeostasis. Recent studies suggest that Aldo can cause microvascular damage, oxidative stress and endothelial dysfunction. However, its exact cellular mechanisms remain obscure. This study was undertaken to examine the effect of Aldo on superoxide production in human umbilical artery endothelial cel...

Journal: :Clinical Science 2021

Abstract The endothelial-to-mesenchymal transition (EndMT) is a critical process that occurs during the development of outflow tract (OFT). Malformations OFT can lead to occurrence conotruncal defect (CTD). SOX7 duplication has been reported in patients with congenital CTD, but its specific role remains poorly understood. To decipher this, histological analysis showed SRY-related HMG-box 7 (SOX...

ژورنال: ارمغان دانش 2019

Angiogenesis is the generation of new blood vessels from the existing vasculature. The angiogenic programme requires the degradation of the basement membrane, endothelial cell migration and invasion of the extracellular matrix, with endothelial cell proliferation and capillary lumen formation before maturation and stabilization of the new vasculature. Angiogenesis is dependent on a delicate equ...

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