Cytochalasin b glucose uptake

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August undefined, 2024

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 WebMay 1, 1972 · Abstract. A mold metabolite, cytochalasin B, inhibits uptake of 2-deoxy-d-glucose in chick fibroblasts and cultured liver cells. This inhibition is rapid, reversible, …

Solved 1. Cytochalasin B, which is often used as an - Chegg

WebMay 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 … WebNov 11, 2008 · Cytochalasin B (10 μmol/L) and phloretin (20 μmol/L) inhibited glucose uptake 85 ± 1% and 84 ± 18%, respectively. In contrast, the selective GLUT4 inhibitor … iphone billing

(PDF) Cytochalasin A and B - ResearchGate

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... 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. WebMay 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 ... iphone bike mount case

Cryo-EM structure of human glucose transporter GLUT4

Glucose Transport and Glucose Transporters in Muscle and Their ...

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 ). WebMay 23, 2003 · Glucose levels dropped even in the presence of the transport inhibitor cytochalasin B, indicating rapid metabolism. Consistently, the addition of 2 … iphone bild per bluetooth an pc sendenWebJul 1, 1974 · Cytochalasin B in this concentration suppresses multiplication rates in a nutrient medium consisting of 2 % proteose peptone, but multiplication is unaffected if … iphone bilder bluetooth pc

"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 … " - Cytochalasin b glucose uptake

Cytochalasin b glucose uptake

Cytochalasin B CAS 14930-96-2 SCBT - Santa Cruz …

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

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Web(B) Glucose uptake was assayed by incubation of control, cytochalasin B-, and cytochalasin D-treated Jurkat cells in the presence of 2-deoxy-D [1-3H]glucose (5 μM) … WebMar 1, 1990 · Glucose uptake in muscle occurs by a system of facilitated diffusion involving at least two distinct glucose transporters, GLUT-1 and GLUT-4. Both bind the fungal …

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 … WebApr 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 .

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 ... 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 ...

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 ...

WebThis 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. iphone bilder mit bluetooth sendenWebMar 5, 2010 · When expressed in S. cerevisae, rat GLUT1 showed a Km for D -glucose of 3.4 mM and transport was inhibited by cytochalasin B (IC50 = 0.44 μM), HgCl 2 (IC50 = 3.5 μM), phloretin (IC50 = 49 μM), and … iphone bilder automatisch in onedriveWebJan 1, 1990 · Cytochalasin B also blocked the uptake of 14 C-L-ascorbic acid (1.25 mg%). The results of these studies further support the hypothesis that glucose and ascorbate … iphone bilder synchronisieren windows 10WebAbstract. Cytochalasin B (17-3 microM) virtually abolished 3-O-methyl-D- [U-14C]glucose uptake and D- [5-3H]glucose utilization in tumoral insulin-producing cells of the RINm5F … iphone bild per bluetooth übertragenWebCytochalasin 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. … iphone bilder import bricht abWebApr 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 … iphone bilder bluetooth sendenWebCytochalasin 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 ... iphone bilder mit bluetooth an pc senden