نتایج جستجو برای: chicken sertoli cell

تعداد نتایج: 1715953  

One of the newest methods to reduce cerebral ischemia damages is cell therapy. The aim of this study is to evaluate the effect of Sertoli cell transplantation on ischemia-induced injuries in animal models of stroke. Rats were divided into four groups: transplant+ischemia, ischemia, sham, and control. Sertoli cells were separated from the other testis of rats and cultured. Unilateral Sertoli cel...

Journal: :Reproduction 2010
Olga M Ocón-Grove Susan M Krzysik-Walker Sreenivasa R Maddineni Gilbert L Hendricks Ramesh Ramachandran

Nicotinamide phosphoribosyltransferase (NAMPT) is a cytokine hormone and rate-limiting enzyme involved in production of NAD and therefore affects a variety of cellular functions requiring NAD. Spermatogenesis and testicular steroidogenesis are likely to depend on NAD-dependent reactions and may therefore be affected by changes in testicular NAMPT expression. The objectives of the present study ...

One of the newest methods to reduce cerebral ischemia damages is cell therapy. The aim of this study is to evaluate the effect of Sertoli cell transplantation on ischemia-induced injuries in animal models of stroke. Rats were divided into four groups: transplant+ischemia, ischemia, sham, and control. Sertoli cells were separated from the other testis of rats and cultured. Unilateral Sertoli cel...

Journal: :Animal reproduction science 2008
Larry Johnson Donald L Thompson Dickson D Varner

Testicular function is under the control of expression and repression of several genes and gene products, and many of these works through Sertoli cells. The capability of Sertoli cells to regulate spermatogenesis is dependent on Sertoli cell functions and Sertoli cell number. Sertoli cell number has long been thought to be stable in adults with no proliferation of Sertoli cells once adult numbe...

Journal: :international journal of reproductive biomedicine 0
tayebeh rastegar mehryar habibi roudkenar soraya parvari maryam baazm

background: sertoli cells play a pivotal role in creating microenvironments essential for spermatogonial stem cells (sscs) self-renewal and commitment to differentiation. maintenance of sscs and or induction of in vitro spermiogenesis may provide a therapeutic strategy to treat male infertility. objective: this study investigated the role of luekemia inhibitory factor (lif) on the propagation o...

Journal: :modares journal of medical sciences: pathobiology 2013
setareh javanmardi mohammad hossein asadi mansoureh movahedin

objective: this study presents a simple method for isolation, expansion and purification of neonatal mouse spermatogonial stem cells. methods: we used enzymatic digestion to isolate a cell suspension of spermatogonia and sertoli cells from neonatal 2-day-old mice. the cells were cultured in dmem/f12 that contained 10% serum for two weeks. sertoli and spermatogonia cell characteristics were conf...

Journal: :Scandinavian journal of urology and nephrology 1999
S Gravas K Papadimitriou A Kyriakidis

To date, only I I cases of sclerosing Sertoli cell tumors have been reported in the literature, representing a distinctive subtype of Sertoli cell tumor in humans. We present a 12th case with a review of the current urological and pathological literature.

Fatemeh Mansouri Karim Nayernia Mahdi Dianatpour Mohammad Hossein Modarressi* Mohammad Miryounesi

  Objective(s): Sertoli cells support in vivo germ cell production; but, its exact mechanism has not been well understood. The present study was designed to analyze the effect of Sertoli cells in differentiation of mouse embryonic stem cells (mESCs) to germ cells.   Materials and Methods: A fusion construct composed of a Stra8 gene promoter and the coding region of enhanced green fluorescence p...

A Mohseni Meybodi F Sangsefidi M Sabbaghian, MA Sadighi Gilani, P Mokhtari

Background Sertoli cells located in seminiferous tubular basement membrane and surrounds different types of germ cell and they were only somatic cell type that directly contacts germ cells. These cells have Several role like support activities, nutrition of germ cells.During spermatogenesis, expression of SOX3 is necessary for differentiation of spermatogonia A. SOX3 is a transcription factor, ...

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