نتایج جستجو برای: transforming growth factor beta tgf

تعداد نتایج: 1637919  

Introduction: Transforming Growth Factor-Beta 1 (TGF-β1) is a pleiotropic cytokine with potent anti-inflammatory property, which has been considered as an essential risk factor in the inflammatory process of Ischemic Stroke (IS), by involving in the pathophysiological progression of hypertension, atherosclerosis, and lipid metabolisms. -509C/T TGF-β1 gene polymorphism&n...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 1999
Y Sun X Liu E Ng-Eaton H F Lodish R A Weinberg

Transforming growth factor beta (TGF-beta) regulates a variety of physiologic processes, including growth inhibition, differentiation, and induction of apoptosis. Some TGF-beta-initiated signals are conveyed through Smad3; TGF-beta binding to its receptors induces phosphorylation of Smad3, which then migrates to the nucleus where it functions as a transcription factor. We describe here the asso...

Journal: :Cancer research 1986
G D Shipley M R Pittelkow J J Wille R E Scott H L Moses

Type beta transforming growth factor-growth inhibitor (TGF beta/GI) causes normal human prokeratinocytes to arrest growth predominantly in the G1 phase of the cell cycle within 48 h after log phase cultures are exposed to the factor in serum-free medium. The growth arrest induced by TGF beta/GI is reversible because the cells from treated cultures can be replated into fresh medium and grown int...

Nahangi, Hossein, Anvari, Morteza , Astani, Akram , Nayeb zadeh, Vajiheh , Yadegari, Maryam ,

Background and Aims: Chondrocytes and their differentiation play a central role in joint diseases. Effect of the transforming growth factor (TGF)-β1 on chondrocyte characteristics and differentiation is not clearly understood. This study was undertaken to investigate the effects of TGF-β1 on tissue characteristics and morphology of chondrocytes against degradation induced by interleuk...

Abtin Shahlaee Adel Sepanjnia Aliakbar Amirzargar, Fateme Pourrezagholi Mahboob Lessan Pezeshki Mahmoud Parvin Mohammad Hossein Nicknam Mohsen Nafar Pedram Ahmadpoor Sara Assadiasl

Background: Regulatory T cells have been suggested to have a protective role against acute rejection in allograft recipients. However, there is little information available about their contribution to chronic rejection process. The role of transforming growth factor-beta 1 (TGF- β1) as a profibrogenic and/or immunoregulatory cytokine in renal allografts is also controversial. Objectives: To eva...

Journal: :gene, cell and tissue 0
zahra heidari infectious diseases and tropical medicine research center, zahedan university of medical sciences, zahedan, ir iran; department of histology, school of medicine, zahedan university of medical sciences, zahedan, ir iran hamidreza mahmoudzadeh sagheb infectious diseases and tropical medicine research center, zahedan university of medical sciences, zahedan, ir iran; department of histology, school of medicine, zahedan university of medical sciences, zahedan, ir iran nadia sheibak department of histology, school of medicine, zahedan university of medical sciences, zahedan, ir iran; department of histology, school of medicine, zahedan university of medical sciences, zahedan, ir iran. tel: +98-5433295794, fax: +98-5433295794

conclusions the results of the present study showed that tgf-β1 (-509) c/t is strongly associated with quantitative parameters of connective tissue constituents of interdental papilla in cp patients. results the volume density (vʋ) of epithelium, connective tissue, collagenous and non-collagenous matrix and blood vessels had statistically significant differences between the control and chronic ...

Journal: :Blood 1993
J L Gabrilove G Wong E Bollenbacher K White S Kojima E L Wilson

We have previously shown that basic fibroblast growth factor (bFGF) is mitogenic for human bone marrow stromal cells and enhances myelopoiesis in human long-term bone marrow culture. In the present study, we examined the mechanism by which bFGF enhances granulopoiesis. We observed that bFGF significantly abrogated the inhibitory effect of transforming growth factor-beta 1 (TGF-beta 1) on granul...

Journal: :The Biochemical journal 2000
S Ohta M Takeuchi M Deguchi T Tsuji Y Gahara K Nagata

Transforming growth factor-beta (TGF-beta) shows a variety of biological activities in various organs or cells. Recently some factors such as Smads (Sma and Mad proteins) and TGF-beta activating kinase 1 ('TAK1') have been characterized as signalling molecules downstream of TGF-beta. Several TGF-beta response elements have been identified such as cAMP response element, Smad binding element, and...

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