Cytochalasin b glucose uptake
WebNov 11, 2008 · Non-carrier-mediated uptake was determined in parallel wells containing 10 μmol/L cytochalasin B. Protein concentration was measured by the modified Bradford protein assay. Cell-associated radioactivity was determined by scintillation counting. The mean counts/min were expressed as pmol/min/mg protein from determinations done in … WebIn erythrocytes, adipocytes, and chick embryo fibroblasts, the Ki for glucose uptake inhibition and the Kd for cytochalasin B binding range from 0.1 to 0.4 µM. Values for hepatocytes and liver membranes are an order of magnitude higher …
Cytochalasin b glucose uptake
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WebThe widely expressed mammalian glucose transporter, GLUT1, can be acutely activated in L929 fibroblast cells by a variety of conditions, including glucose deprivation, or treatment with various respiration inhibitors.Known thiol reactive compounds including phenylarsine oxide and nitroxyl are the fastest acting stimulators of glucose uptake, implicating … WebFeb 1, 2013 · RBCs from Atlantic salmon showed a linear relationship between glucose uptake and extracellular glucose level, but exhibited clear inhibition of glucose metabolism by cytochalasin B and phloretin, suggesting a component of facilitated glucose transport that is more elusive to detect.
WebA novel phosphoinositolglycan-peptide (PIG-P) from the yeast Saccharomyces cerevisiae potently mimicks insulin action on glucose transport and metabolism in rat muscle and adipose tissue. The aim of the present study was to elucidate the cellular WebCytochalasin B, CAS: 14930-96-2, is a cell-permeable fungal toxin used in actin polymerization studies and cytological research.. Cited in 16 publications ... Effect of cytochalasin B on glucose uptake, utilization, oxidation and insulinotropic action in tumoral insulin-producing cells. Malaisse, WJ., et al. 1987. Cell Biochem Funct. 5: 183-7.
WebFeb 27, 2024 · The present study was conducted to explore the mechanism of nano-Zn absorption and its influence on lipid metabolism in the intestine of yellow catfish Pelteobagrus fulvidraco. Compared to ZnSO4, dietary nano-Zn addition increased the triglyceride (TG) content, enzymatic activities of malic enzyme (ME) and fatty acid … WebCytochalasin B is a cell-permeable fungal toxin which binds to the barbed end of actin filaments inhibiting both the association and dissociation of subunits. It causes the disruption of actin filaments and inhibition of actin polymerization. ... Effect of cytochalasin B on glucose uptake, utilization, oxidation and insulinotropic action in ...
WebCytochalasin B, which is often used as an inhibitor of actin-based motility systems, is also a very potent competitive inhibitor of Đ-glucose uptake into mammalian cells. When red blood cell ghosts (yes it's a real term, these are RBCs emptied of their cytoplasm) are incubated when 'H-cytochalasin and then irradiated with ultraviolet light, the
WebCytochalasin B has been shown to potently inhibit the transport of glucose, deoxyglucose, and glucosamine by Novikoff hepatoma cells in suspension culture without affecting their … fl8 vexilar clearanceWebRCME cells exhibited stereospecific hexose uptake inhibited by cytochalasin B. Pretreatment of the RCME cells with potassium cyanide or 2,4-dinitrophenol inhibited 2-deoxyglucose uptake but not 3-O-methylglucose transport. A major proportion (30–60%) of the 2-deoxyglucose present in the RCME cells was not phosphorylated. fl86sth118-6004aWebIn vitro and in vivo study of phloretin-induced apoptosis in human liver cancer cells involving inhibition of type II glucose transporter. Chih Hsiung Wu, Yuan Soon Ho, Chia Yi Tsai, Ying Jan Wang, How Tseng, Po Li Wei, Chia Hwa Lee, Ren Shyan Liu, Shyr Yi Lin. fl-9000u flexicare heated humidifier manualWebJun 18, 2024 · The glucose transporter GLUT1, a plasma membrane protein that mediates glucose homeostasis in mammalian cells, is responsible for constitutive uptake of glucose into many tissues and organs. Many studies have focused on its vital physiological functions and close relationship with diseases. cannot mirror mac through hdmiWebMay 23, 2003 · Glucose levels dropped even in the presence of the transport inhibitor cytochalasin B, indicating rapid metabolism. Consistently, the addition of 2 … fl85 ok to use rechargeable batteriesWeb2.2 Assaying Insulin-Stimulated Glucose Uptake 1. Serum-free media: DMEM (with 4.5 g/L glucose, l -glutamine, and sodium pyruvate) containing 0.5 % bovine serum albumin (BSA). 2. 2-Deoxyglucose (Sigma) stock: 100 m M (16.4 mg/mL in double-distilled water). Store at 2°–4°C up to 2 wk. 3. fl8w fWebNov 2, 2011 · Breast cancer cells have a high level of glucose uptake and metabolism, a common characteristic of most cancer cells. This increased glucose uptake and aerobic metabolism forms the basis for assessment of tumor metabolism and response to therapy by positron emission tomography (PET) imaging with FDG (F-18 2-fluoro-2′-deoxyglucose) … cannot minimize file explorer in windows 10