نتایج جستجو برای: scf
تعداد نتایج: 3666 فیلتر نتایج به سال:
The effects of the c-kit ligand (stem cell factor [SCF]) on the development of a highly enriched population of granulocyte-macrophage colony-forming cells (GM-CFC) were assessed. In soft agar assays, both in serum-containing and in serum-deprived cultures, SCF promoted the formation of colonies that contained predominantly granulocytic cells with some blast cells also present. The size of these...
Stroke has a high incidence in the elderly. Stroke enters the chronic phase 3 months after initial stroke onset. Currently, there is no pharmaceutical treatment available for chronic stroke. We have demonstrated the therapeutic effects of the combination of stem cell factor (SCF) and granulocyte-colony stimulating factor (G-CSF) (SCF+G-CSF) on chronic stroke. However, it remains unclear how SCF...
Advanced multifunction titanium (Ti) based bone implant with antibacterial, angiogenic and osteogenic activities is stringently needed in clinic, which may be accomplished via incorporation of proper inorganic bioactive elements. In this work, microporous TiO2/calcium-phosphate coating on Ti doped with strontium, cobalt and fluorine (SCF-TiCP) was developed, which had a hierarchical micro/nano-...
PURPOSE To investigate the possible role of stem cell factor (SCF) in the pathogenesis of pterygium. METHODS The localization of SCF was examined immunohistochemically in excised tissue from 4 primary pterygia and 5 normal conjunctival specimens. RESULTS Three of the four pterygia showed strong immunoreactivity of SCF in the subepithelial connective tissue at the cap area. This immunoreacti...
The scarcity of natural resources together with the exponentially increasing world population has made sustainable consumption food (SCF) a crucial issue, as it impacts on variety environmental, health, economic, and social dimensions. Considering rarity holistic view in previous studies, this study aims to assess current situation develop suggestions from all aspects, depending opinions expert...
سابقه و هدف: آپوپتوز یا مرگ برنامه ریزی شده سلول، فرآیندی از خودکشی سلول است و پرتوهای یونیزان با صدمه به dna سلول، موجب تحریک و سوق دادن آن به آپوپتوز می شوند. در تحقیق حاضر تاثیر اشعه x روی القای آپوپتوز در سلول های لوکمی انسان (hl60) و همچنین مکانیسم اثر محافظتی سیتوکین scf در مهار آپوپتوز ناشی از اشعه x مورد بررسی قرار گرفته است.مواد و روش ها: سلول های hl60 در معرض 5 گری اشعه x قرار گرفته و...
Background The aging process leads to a potential decline in immune function and adversely affects the gut microbiota. To date, many in vitro and in vivo studies focused on the application of synbiotics (prebiotics combined with probiotics) as a promising dietary approach to affect gut microbiota composition and improved functioning of the immune system. However, studies using synbiotic prepara...
Stem cell factor (SCF) acts in synergy with other growth factors such as erythropoietin (Epo), granulocyte-macrophage colony-stimulating factor (GM-CSF), or interleukin-3 (IL-3), to stimulate the growth of primitive hematopoietic cells. Because of the prominent role of CSF in the maintenance of normal erythropoiesis in vivo, we examined the effects of SCF on the Epo-inducible human erythroleuke...
BACKGROUND Sternocutaneous fistulas (SCFs) after cardiac surgery represent a complex surgical problem involving multiple hospital admissions, prolonged antibiotic treatment, and repeated debridements. Our objective was to identify the incidence of and risk factors for SCF, and to evaluate long-term survival. METHODS A total of 12,297 patients underwent sternotomy for cardiac surgery between J...
The cytokine stem cell factor (SCF) synergizes with interleukin-7 (IL-7) to enhance the proliferation of pre-B cells. To examine the role of SCF and its receptor, c-kit, in the pathogenesis of pediatric Burkitt's lymphomas (BL), we investigated the expression of SCF and c-kit in BL cells and the mitogenic activity of SCF on BL cells. A panel of 13 BL cell lines and 7 fresh biopsy tumors was inv...
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