نتایج جستجو برای: mesenchymal stem cells

تعداد نتایج: 1517477  

Journal: :avicenna journal of medical biotechnology 0

research about potential use of stem cells for the development of germ line cells in vitro had been challenged. in the present study, we reported a novel protocol consisting of cocktail growth factor addition for germ cell differentiation followed by transfection. the cells were purificated based on the expression on the cell surface of a protein. this protein is not present in normal cells of ...

شیخ‌حسن, محسن, غیاثی, مهدیه,

Stem cells are undifferentiated biological cells that can differentiate into more specialized cells and divide (through mitosis) to produce more stem cells (self-renew). In mammals, there are two broad types of stem cells: embryonic stem cells, which are isolated from the inner cell mass of blastocysts, and adult stem cells, which are found in various tissues. Mesenchymal stem cells (MSCs) are ...

Background & Aims: Burning provides irreparable effects on the affected patient. Several studies show that these cells may contribute to tissue regeneration whether through producing a variety of bioactive growth factors and/or by differentiation into mesoderm lineage. Several studies demonstrate that stimulated mesenchymal stem cells have more therapeutic potential than unstimulated cell ...

ژورنال: Anatomical Sciences Journal 2006
Jafar Nezhad, Seyed Mahdi, Moghadam Matin, Maryam, Moula, Seyed Javad,

Purpose: The aim is to downregulate the expression level of NS as an important factor in sustaining stem cells and certain types of cancer cells self-renewal ability in bone marrow derived mesenchymal stem cells by RNAi strategy and investigate the effects of absence of NS in these cells. Materials and Methods: Double strand NS-specific and control siRNA oligos were designed and transfected in...

Journal: :iranian journal of child neurology 0
shirin farivar* 1. department of genetics, faculty of biological sciences, shahid beheshti university, tehran, iran 2. laser and plasma research institute, shahid beheshti university, tehran, iran zahra mohamadzade 1. department of genetics, faculty of biological sciences, shahid beheshti university, tehran, iran reza shiari 3. department of pediatrics, shahid beheshti university of medical sciences, tehran, iran 4. mofid children’s hospital, pediatrics infectious research center (pirc), shahid beheshti university of medical sciences, tehran, iran alireza fahimzad 4. mofid children’s hospital, pediatrics infectious research center (pirc), shahid beheshti university of medical sciences, tehran, iran

how to cite this article: : farivar s, mohamadzade z, shiari r, fahimzad ar. neural differentiation of human umbilical cord mesenchymal stem cells by cerebrospinal fluid. . iran j child neurol. 2015 winter; 9(1):87-93.     abstract objective wharton’s jelly (wj) is the gelatinous connective tissue from the umbilical cord. it is composed of mesenchymal stem cells, collagen fibers, and proteoglyc...

Objective(s):Mesenchymal stem cells (MSC) can be isolated from adult tissues such as adipose tissue and other sources. Among these sources, adipose tissue (because of easy access) and placenta (due to its immunomodulatory properties, in addition to other useful properties), have attracted more attention in terms of research. The isolation and comparison of MSC from these two sources provides a ...

Background and Objective: Mesenchymal stem cells (MSCs) promote metastasis in colorectal cancer; however, the mechanism underlying this process is not fully understood. Epithelial to mesenchymal transition (EMT) is a key step in tumor acquisition of metastatic phenotype. We aimed to investigate the effect of MSCs on the expression of EMT markers, as well as cancer stem cell markers in HT-29 col...

Journal: :iranian red crescent medical journal 0
sima tavakolinejad department of anatomy and cell biology, school of medicine, mashhad university of medical sciences, mashhad, ir iran; student research committee, faculty of medicine, mashhad university of medical sciences, mashhad, ir iran alireza ebrahimzadeh bidskan department of anatomy and cell biology, school of medicine, mashhad university of medical sciences, mashhad, ir iran hami ashraf biochemistry and nutrition research center, department of clinical biochemistry, school of medicine, mashhad university of medical sciences, mashhad, ir iran daryoush hamidi alamdari biochemistry and nutrition research center, department of clinical biochemistry, school of medicine, mashhad university of medical sciences, mashhad, ir iran; biochemistry and nutrition research center, faculty of medicine, mashhad university of medical sciences, mashhad, ir iran. tel: +98-9151017650

conclusions tissue engineering may open a new window in cleft palate reconstruction. stem cells and growth factors play key roles in this field. results we reported a summary of the key-points concerning cleft palate development, the genes involving this defect, current therapeutic strategies, recently novel aspects, and future advances in treatments for easy and fast understanding of the conce...

Journal: :journal of cell and molecular research 0
asieh heirani-tabasi hojjat naderi-meshkin

understanding the molecular mechanisms in regeneration could help the stem cell therapists to improve the clinical practices and could be considered a major milestone in the translation of stem cell research to clinics. chemokines have been described as one of the most significant singling networks in stem cells homing and regeneration of damaged organs. cxcr4/cxcl12 has been known as a key pla...

Journal: :journal of cell and molecular research 0
tahereh sanjari toktam hajjar madjid momeni-moghaddam

mesenchymal stem cells (mscs) could differentiate into various types of tissues. these cells serve as a backup for the regeneration and repair of tissues or cells after injury. a skin wound is defined as an injury to the skin that needs to be restored. all types of cells in skin especially mesenchymal stem cells play important role in wound healing process. in particular, paracrine signaling of...

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