Cytochalasin b glucose uptake

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WebNov 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) … WebCytochalasin B (1 mg; Sigma-Aldrich; C6762). Add 2 ml DMSO into a vial with 1 mg cytochalasin B (500 μg; 100× CB stock solution). Divide into small tubes (10–20 μl) and store at − 80 °C. • TSA (1 mg; Sigma-Aldrich; T8552).

Cytochalasin A and B: INHIBITION OF SUGAR UPTAKE IN …

WebA mold metabolite, cytochalasin B, inhibits uptake of 2-deoxy- d -glucose in chick fibroblasts and cultured liver cells. This inhibition is rapid, reversible, and is achieved at … WebMay 13, 2024 · Impairment of cellular glucose uptake due to compromised insulin ... we report the near atomic resolution cryo-EM structures of GLUT4 bound to a small … how far is memphis tennessee from mississippi

The protein family of glucose transport facilitators: It

WebMay 13, 2024 · Insulin stimulates glucose uptake by acutely upregulating GLUT4 surface levels mainly through increased exocytosis of GSVs and decreased endocytosis 33, 34. A single GLUT4 molecule during its... WebCytochalasin B (17·3 μ M) virtually abolished 3- O -methyl- D - [U- 14 C]glucose uptake and D - [5- 3 H]glucose utilization in tumoral insulin-producing cells of the RINm5F line. … 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. high blood pressure hctz

Effects of cytochalasin B on the uptake of ascorbic acid …

Effect of cytochalasin b on glucose uptake, utilization, …

WebIn Fig. 4 (right side), we summarize the re- sults of 4 -6 independent experiments, comparing the insulin-dependent net change in cytochalasin B binding sites with the net change in GLUT4 glucose ... WebHepG2 cells treated with agents affecting glucose uptake/metabolism (phloretin, quercetin, quercetin-3′-sulfate, NaF, 3-bromopyruvate, NaN3, oligomycin A, ochratoxin A, cytochalasin B, and anti-GLUT1 antibody) showed dose-dependent changes in glucose and ATP levels without total protein (cell) loss. Finally, we performed flow cytometric ... how far is memphis tn from meWebCytochalasin B has been shown to potently inhibit the transport of glucose, deoxyglucose, and glucosamine by Novikoff hepatoma cells in suspension culture without affecting their … high blood pressure headaches nausea

"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

Cytochalasin b glucose uptake

(PDF) Cytochalasin A and B - ResearchGate

WebCytochalasin B (50µM) was added to determine assay background. Glucose Uptake-Glo™ Assay We have developed a luminescent glucose uptake assay that is based on the same principle as the aforementioned … WebApr 7, 2024 · It might be related to the F-actin disruption caused by ES, since the distribution of GLUT1 on cell surface could be changed from clusters to dispersed states when the actin cytoskeleton depolymerized by cytochalasin B. We further examined the glucose uptake capacity of cells after the ES using fluorescence glucalogue (2-NBDG), which has the ...

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WebRCME 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. 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

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 ...

WebVisfatin stimuli also enhanced intracellular NAD levels, and treatment with FK866, which is a specific inhibitor of nicotinamide phosphoribosyltransferase (Nampt), significantly inhibited visfatin-induced NAD synthesis and glucose uptake. Visfatin treatment increased glucose transporter-1 (GLUT-1) protein expression in isolated cellular ...

WebMay 9, 2024 · We artificially blocked the RBC GLUT1 transporter using either one of two routinely used GLUT1 inhibitors: cytochalasin B (CCB) and forskolin. These inhibitors bind GLUT1 in the transmembrane region, effectively blocking RBC D-glucose uptake (Guizouarn and Allegrini 2024 ).

WebJul 1, 1974 · Cytochalasin B in this concentration suppresses multiplication rates in a nutrient medium consisting of 2 % proteose peptone, but multiplication is unaffected if … high blood pressure headache remedyWebMay 13, 2024 · A bioluminescent glucose-uptake probe enables accurate, real-time, non-invasive longitudinal imaging of d-glucose absorption both in vitro and in vivo. ... To examine the effect of cytochalasin B ... how far is memphis tn from chicago ilWebApr 14, 2016 · Glucose uptake for GlcP Se was measured one minute after initiation of transport with 30 μM C 14 -glucose in the presence of 2 mM … high blood pressure headache dizzinessWebApr 23, 2015 · Moreover, cytochalasin B, a nonspecific glucose transport inhibitor, also strongly inhibited the uptake of 14 C-glucose, 14 C-2DG and 2DG-IR in neuronal and astrocytic cultures . high blood pressure headache areaWebCytochalasin 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 how far is memphis tennessee from gatlinburgWebMay 10, 1972 · A mold metabolite, cytochalasin B, inhibits uptake of 2-deoxy-d-glucose in chick fibroblasts and cultured liver cells. This inhibition is rapid, reversible, and is … high blood pressure headache vomitingWebThis dependence results in up-regulation of glucose transporter expression, especially hGLUT1. The bound inhibitors include the natural compound cytochalasin B and two of a series of previously undescribed organic compounds that bind in the submicromolar range. how far is memphis tennessee from me