نتایج جستجو برای: human umbilical

تعداد نتایج: 1654421  

Journal: :iranian journal of basic medical sciences 0
hamid reza asgari department of anatomy, faculty of medicine, tehran university of medical sciences, tehran, iran mohammad akbari department of anatomy, faculty of medicine, tehran university of medical sciences, tehran, iran mehdi abbasi department of anatomy, faculty of medicine, tehran university of medical sciences, tehran, iran jafar ai department of tissue engineering, school of advanced technologies, tehran university of medical sciences, tehran, iran morteza korouji department of anatomy, faculty of medicine, iran university of medical sciences, tehran, iran fereshte aliakbari department of anatomy, faculty of medicine, tehran university of medical sciences, tehran, iran

objective(s): the present day challenge is how to obtain germ cells from stem cells to treat patients with cancer and infertility. much more efforts have been made to develop a procedure for attaining germ cells in vitro. recently, human umbilical cord-derived mesenchymal stem cells (humscs) have been introduced with higher efficacy for differentiation. in this work, we tried to explore the eff...

2017

Submit Manuscript | http://medcraveonline.com Abbreviations: UCB-SCs: Umbilical Cord Blood-Derived Stem Cells; HSCs: Hematopoietic Stem Cells; MSCs: Mesenchymal Stem Cells; UCB-MSCs: Umbilical Cord Blood-derived Mesenchymal Stem Cells; UCB-MSCs: Umbilical Cord Blood-derived MSCs; hUCB-MSCs: Human Umbilical Cord Blood-derived MSCs; GvHD: Graft-versus-Host Disease; HIV: Human Immunodeficiency Virus.

Journal: :Acta Cardiologica Sinica 2013
Shengjie Chen Jingxing Li Peiqing Dong

PURPOSE To explore the effect of pulsatile flow in the decellularization process of small blood vessels. METHODS A total of 30 human umbilical cords were used in the current study. The umbilical cords were flushed with 0.25% trypsin/0.01% EDTA for 30 minutes, followed by treatment with 1% sodium dodecyl sulfate sodium dodecyl sulfate for 3 hours. The effectiveness of decellularization on the ...

Journal: :international journal of fertility and sterility 0
yan chen dong li zhe zhang natsuko takushige bei-hua kong guo-yun wang

background: endometriosis is a common, benign, oestrogen-dependent, chronic gynaecological disorder associated with pelvic pain and infertility. some researchers have identified nerve fibers in endometriotic lesions in women with endometriosis. mesenchymal stem cells (mscs) have attracted interest for their possible use for both cell and gene therapies because of their capacity for self-renewal...

Journal: :cell journal 0

introduction: proteolytic enzymes, specially collagenase, are used to digest extracellular matrix, cells isolation and primary culture. it is important to find new sources of plant or animal protease instead of bacterial or tissue collagenase. in the present research, actinidin, a plentiful protease in kiwifriut, was used to isolate human umbilical vein endothelial cells. materials and methods:...

2015
Xiaohui Yin Xiuxia Gu Yun He Di Zhu Jie Chen Jue Wu Xueqin Feng Jinhao Li Caiping Mao Zhice Xu

Objective—The umbilical cord is a critical pathway between mothers and fetuses, and regulations of umbilical vessel tension are important for fetal growth. Shengmai is an herbal medicine being used in treatments of cardiovascular diseases. However, effects of Shengmai on human blood vessels and related pharmacological mechanisms are unclear. Methods—This study investigated the effects of relate...

Journal: :International Journal of Morphology 2019

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده حقوق 1389

abstract the third millennium has started, but the world is facing with serious challenges in achieving international security and peace. various human rights violations have lead the states to find means to protect human rights. also article 55 of the united nations charter introduces the respect to human rights and fundamental freedom as the most suitable ways to realize peace and security. ...

2016
Zheng Chen Qiaoting Kuang Xue-Jun Lao Jie Yang Weidong Huang Dong Zhou

The aim of the study was to investigate the possibility of human umbilical cord mesenchymal stem cells (UC-MSCs) surviving and differentiating into hepatocyte-like cells in partially hepatectomized model rats. MSCs were isolated from human umbilical cord and cultured with collagenase digestion. Cell surface markers were detected and fifth generation UC-MSCs were labeled with PKH26. The partiall...

Journal: :Folia histochemica et cytobiologica 2011
Annamaria Mauro Maria Buscemi Salvatore Provenzano Aldo Gerbino

Full-term human umbilical cord contains three blood vessels: two arteries coiled around a vein and surrounded by Wharton's jelly, a mucous tissue with few mesenchymal stromal cells and abundant extracellular matrix. Umbilical vessels lack innervations, thus endothelial cells must play a role in the control of blood flow. The aim of this study was to investigate in human umbilical cord the expre...

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