نتایج جستجو برای: epithelial cells

تعداد نتایج: 1431539  

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده زیست شناسی 1390

آکواپورینها دسته ای از پروتئینهای تراغشایی (اینتگرال) ایجاد کننده کانال های آبی در غشای سلولها هستند که موجب انتقال آب به صورت دو طرفه در دو سوی غشای پلاسمایی میشوند. تاکنون ?? نوع مختلف از این کانالهای آبی در پستانداران شناسایی شده است. ازاین میان آکواپورینهای ?،?،?و?? درسیستم اعصاب مرکزی بیان میشوند. آکواپورین ?، در غشای راسی سلولهای اپی تلیالی شبکه کوروئید بیان شده و نقشی اساسی در تولید مایع...

Journal: :Czech Journal of Animal Science 2022

Effect of carboxymethyl chito-oligosaccharide on cysteine absorption in intestinal porcine epithelial cells | Huayu Huang, Chen Zhang, Luqiu Feng, Naixiu Wang, Kai Zhenhui Song, Ling Gan Agricultural Journals

Journal: :بینا 0
حسین بهاروند h baharvand پژوهشکده رویان مرضیه ابراهیمی m ebrahimi پژوهشکده رویان محمدعلی جوادی ma javadi دانشگاه علوم پزشکی شهید بهشتی بهرام عین اللهی b einollahi دانشگاه علوم پزشکی شهید بهشتی محمد معصومی m massumi پژوهشکده رویان

purpose: to evaluate the properties of cultured limbal stem cells for corneal surface reconstruction. methods: specimens of limbal explants were prepared from the eye bank of i.r. iran. the explants were cultured and expanded on acellular amniotic membrane for 21 days. the cultured cells were evaluated for expression of connexin 43 and keratinine k3 by immunocytochemistry and expression of k12 ...

Background: Though plausible candidate adhesion systems have been identified, current knowledge of embryo-maternal attachment in human is limited by the inability to conduct well-controlled functional investigations. We have sought a viable medium-throughput model for the identification and functional assessment of molecular markers in the initial epithelial phases of implantation. An ideal mod...

Journal: :Environmental science. Nano 2022

Nanoencapsulation of pesticide atrazine improves efficacy. However, this study discovered adverse bioreactivity in alveolar type 1 epithelial cells (a major recipient inhaled nano-sized particles), following exposure to nanoencapsulated atrazine.

ژورنال: Anatomical Sciences Journal 2006
Arab, Mohammad Reza, Kakeri, Fariba, Sargolzaei Aval, Fereydoun,

Purpose: The aim of the present study was to identify the quantitative and qualitative changes of bronchiole and lung alveoli in Rat after exposure to welding fumes. Materials and Methods: A total number of 60 male Sprague Dawley Rats were divided into two groups: imental (40) and control (20). Rats of each group were subdivided into 2, 4, 6 and 8 subgroups. Experimental Rats were exposed to w...

Mona Salimi, Raheleh Moradpoor,

Herein, we review the current findings of how a variety of accessory cells could participate in shaping the tumor microenvironment and supporting the mechanisms by which cancer cells undertake the epithelial-mesenchymal transition (EMT). EMT, a complex of phenotypic changes, promotes cancer cell invasion and creates resistance to chemotherapies. Among the accessory cells present in the EMT, imm...

Journal: :Cancers 2023

Circulating tumor cells (CTCs) and circulating cancer-associated fibroblasts (cCAFs) have been individually considered strong indicators of cancer progression. However, technical limitations prevented their simultaneous analysis in the context CTC phenotypes different from epithelial. This study aimed to analyze CTCs cCAFs simultaneously peripheral blood 210 breast patients using DAPI/pan-kerat...

Journal: :Indian Journal of Pharmaceutical Sciences 2022

To explore the reversal effect of Fuzheng oral liquid on anlotinib resistance in non-small cell lung cancer cells and its mechanism is objective study. 3-(4, 5-dimethylthiazolyl-2)-2, 5-diphenyltetrazolium bromide assay flow cytometric were performed to evaluate effects proliferation apoptotic cycles adenocarcinomic human alveolar basal epithelial line A549 cells, respectively. Western blot was...

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