نتایج جستجو برای: scf
تعداد نتایج: 3666 فیلتر نتایج به سال:
Stem cell factor (SCF) and granulocyte colony-stimulating factor (G-CSF) are initially discovered as the essential hematopoietic growth factors regulating bone marrow stem cell proliferation and differentiation, and SCF in combination with G-CSF (SCF+G-CSF) has synergistic effects on bone marrow stem cell mobilization. In this study we have determined the effect of SCF and G-CSF on neurite outg...
Stem cell factor (SCF) is a hematopoietic growth factor that interacts with the receptor tyrosine kinase, c-kit. We have found that SCF-stimulates rapid and transient tyrosine phosphorylation of JAK2 in human and murine cell lines, as well as in normal human progenitor cells. JAK2 and c-kit were associated in unstimulated cells with further recruitment of JAK2 to the c-kit receptor complex afte...
In this study, we aimed to systematically and globally evaluate the monthly precipitation forecasts of JMA/MRI-CPS2, a dynamical seasonal climate forecast (Dyn-SCF) system operated by Japan Meteorological Agency, comparing its with those statistical SCF (St-SCF) using indices. We developed new global St-SCF 17 indices compared JMA/MRI-CPS2. Consequently, skill JMA/MRI-CPS2 was determined be hig...
Stem cell factor (SCF) is a major mast cell growth factor, which could be involved in the local increase of mast cell number in the asthmatic airways. In vivo, SCF expression increases in asthmatic patients and this is reversed after treatment with glucocorticoids. In vitro in human lung fibroblasts in culture, IL-1beta, a pro-inflammatory cytokine, confirms this increased SCF mRNA and protein ...
CD56(bright) NK cells express receptors for IL-2, IL-7, IL-15, and SCF. We found that human peripheral blood CD56(bright) NK cells responded to IL-2, IL-7, IL-15 by phosphorylating STAT-5, ERK, and Akt but did not respond to SCF. However, CD56(bright) NK cells in culture upregulated c-kit transcription three to fourfold, which led to a steady increase in c-kit and a concomitant acquisition of r...
Recombinant human stem cell factor (SCF) is homologous with recombinant rat SCF (rrSCF) and is a ligand for c-kit. We determined the influence of SCF on hematopoiesis in vitro and in vivo in baboons. In vitro, SCF alone stimulated little growth of hematopoietic colony-forming cells from baboon marrow, but did increase the number of colonies formed in response to erythropoietin (Epo), interleuki...
Stem cell factor (SCF) is a cytokine which plays an important role in the development of precursor cells. We have investigated the expression of SCF and its receptor, the c-kit proto-oncogene, in human colorectal carcinoma cell lines. Using reverse transcription-PCR, we confirmed the expression of c-kit in two lines (LS174T and LS1034) and of SCF in 9 of 11 cell lines tested. In a Northern blot...
Stem cell factor (SCF) or c-Kit ligand is a cytokine associated with the differentiation, survival, and activation of mast cells. Eosinophils have pleiotropic functions in several diseases and, together with mast cells, are key cells in allergy. Mast cell-eosinophil interactions can take place during the late and chronic phases of allergy. It was, therefore, investigated whether eosinophils can...
Supply chain finance (SCF) is concerned with the capital flows within a supply chain, an area often neglected in past decades, while SCF does have an impact on a firm’s capability to adopt sustainable supply chain management (SCM) practices. The aim of this study is to explore new insight from a growing body of research which is investigating SCF issues in China, an evolving transition economy....
background: stem cell factor (scf) is a transcriptional factor which plays crucial roles in normal proliferation, differentiation and survival in a range of stem cells. objective: the aim of the present study was to examine the proliferation effect of different concentrations of scf on expansion of human endometrial cd146+ cells. materials and methods: in this experimental study, total populati...
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