نتایج جستجو برای: cell differentiation

تعداد نتایج: 1775681  

Farshad Homayouni-Moghaddam, Mahin Izadi , Mehrnaz Mesbah-Ardekani , Mohammad Ebrahim Rezvani,

Background and Aims:In neurodegenerative disorders,oxidative stress mediated by reactive oxygen species is strongly associated with increased neuronal damages which can lead to apoptosis. Pro-apoptotic and anti-apoptotic gene expressions are changed during the cell differentiation that affect cell viability and differentiation. Therefore, this study was conducted to determine the effects of hyd...

Background and Aims: Mesenchymal stem cells (MSCs) are a preferred cell source for the generation of hepatocyte-like cells in regenerative medicine. They can be isolated from different sources, including adipose tissues. The Raman spectroscopy approach was evaluated for quick and efficient identification of MSCs differentiation status and a broader perspective on cell differentiation. Material...

Akhoond MR Baharvand H Favaedi R, Shahhosseini M

Background: Embryonal carcinoma (EC) cells derived from germ cell tumors are valuable tools for investigating differentiation and developmental biology processes in vitro. The advantage of the reproducible and rapid expansion of these cell lines provides a useful alternative to embryos for the study of mammalian cell differentiation. During early stages of cell differentiation, the rate of tran...

Journal: :iranian journal of blood and cancer 0
somaye kalanaky

background: this cross sectional comparative study was performed to compare the mean fluorescence intensity of cluster of differentiation 45 between healthy individuals and patients with acute lymphoblastic leukemia. patients and methods: thirty three healthy individuals (mean age 11 years) and 41 patients with b cell acute lymphoblastic leukemia (mean age 7 years) were enrolled in the study in...

Journal: :مجله بین المللی علوم آزمایشگاهی 0
mehrnaz mesbah-ardekani farshad homayouni-moghaddam mohammad ebrahim rezvani mahin izadi

background and aims:in neurodegenerative disorders,oxidative stress mediated by reactive oxygen species is strongly associated with increased neuronal damages which can lead to apoptosis. pro-apoptotic and anti-apoptotic gene expressions are changed during the cell differentiation that affect cell viability and differentiation. therefore, this study was conducted to determine the effects of hyd...

امامقلی, عسکر, جعفری, مهوش, سالم, فاطمه, صابری, مهدی, صدرایی, سید همایون, کاکا, غلامرضا, کرمی جویانی, افسانه,

Introduction: Gelatin and Chitosan are known as biodegradable and biocompatible biopolymers. These biopolymers have recently received increasingly more attention for tissue engineering. The aim of this study was to survey of effects of Gelatin-Chitosan film in viability, proliferation, apoptosis and differentiation on bone marrow stromal cell (BMSCs) culture in rat. Methods: Fist, gelatin- chi...

Back ground: Although the cell differentiation is an inseparable part of development in multicellular organisms, the regulating molecular pathway of it still is not fully defined. In the other hand, apoptosis is a fundamental physiological process which plays an essential role in a variety of biological events during development. Moreover, recent studies have found that apoptosis shows several ...

Tipu ,

Background: This Cross sectional comparative study was performed to compare the mean fluorescence intensity of cluster of differentiation 45 between healthy individuals and patients with acute lymphoblastic leukemia. Patients and methods: Thirty three healthy individuals (mean age 11 years) and 41 patients with B cell acute lymphoblastic leukemia (mean age 7 years) were enrolled in the study...

Makoolati, Zohreh, Naghdi, Majid,

Primordial germ cells (PGCs) are highly specialized cell population that arises from the epiblast in vivo. There are three critical steps in the life cycle of these cells: 1-Specification 2-migration and proliferation 3-prenatal and postnatal sex specific development. Specification of germ cells in epiblast occurs due to signals secreted from extraembryonic tissues. Primordial germ cells are re...

Amir Atashi Fatemeh Skandari Mehdi Azad Mehrdad Noruzinia, Mohammad Hosein Ahmadi Mohammad Shahjahani Naser Mobarra, Saeid Abroun Saeid Kaviani Shaban Alizadeh, Yousef Mortazavi, Zahra Zonoubi

  Objective(s): Stem cell differentiation into different cell lineages depends upon several factors, cell cycle control elements and intracellular signaling elements, including P15INK4b and P16INK4a genes. Epigenetics may be regarded as a control mechanism which is affected by these factors with respect to their promoter structure.   Materials and Methods: The CD34 + cord blood s...

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