Brush Border Membrane Vesicles
Urea transport in kidney brush border membrane vesicles from an elasmobranch, Raja erinacea
... Kidney brush-border plasma membrane vesicles Brush-border membrane vesicles (BBMV) were prepared using methods involving calcium precipitation and differential ...
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Ca2+ transport processes of lobster hepatopancreatic brush border membrane vesicles
... Hepatopancreatic brush-border membrane vesicles (BBMVs) were prepared from fresh tissue removed from individual ...Each membrane batch was produced from one or two organs using a method ...
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Electrogenic proton regulated oxalate/chloride exchange by lobster hepatopancreatic brush border membrane vesicles
... Hepatopancreatic brush-border membrane vesicles (BBMV) were prepared from fresh tissue removed from individual ...Each membrane batch was produced from a single organ (15–25·g fresh ...
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Bacillus thuringiensis delta endotoxin and larval Manduca sexta midgut brush border membrane vesicles act synergistically to cause very large increases in the conductance of planar lipid bilayers
... and brush-border membrane vesicles (BBMVs) prepared from midguts of lepidopteran larvae (Sacchi et ...in membrane permeability only for certain inorganic ...
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AMINO ACID TRANSPORT SYSTEMS IN BRUSH BORDER MEMBRANE VESICLES FROM LEPIDOPTERAN ENTEROCYTES
... Counterflow accumulation of labelled histidine in brush-border membrane vesicles from Philosamia cynthia midgut Elicitor amino acid Alanine Leucine Proline Phenylalanine Glycine Serine C[r] ...
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The transmembrane pH gradient drives uphill folate transport in rabbit jejunum Direct evidence for folate/hydroxyl exchange in brush border membrane vesicles
... In rabbit jejunal, but not ileal brush border membrane vesicles, an outwardly directed OH- gradient (pH 7.7 inside, pH 5.5 outside) markedly stimulated the initial velocity of folate (0.1 ...
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Calcium uptake by intestinal brush border membrane vesicles Comparison with in vivo calcium transport
... in vesicles from proximal and distal small ...with brush border membrane vesicles from hamster, Vmax for saturable calcium transport was again twice as great in distal as in proximal ...
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Ontogeny of Na/H antiporter activity in rabbit renal brush border membrane vesicles
... renal brush border membrane vesicles (BBMV) from fetal and adult rabbits using isotopic and fluorescent ...fetal vesicles could not be ascribed to this ...four brush ...
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Inositol Transport by Hepatopancreatic Brush Border Membrane Vesicles of the Lobster Homarus Americanus
... Effect of increasing external D-glucose concentration on uptake of 0-1 O and 1 0 mmol 1~' • [3H]myo-inositol by lobster hepatopancreatic brush-border membrane vesicles.. The inset is a[r] ...
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Effects of zinc on L [3H]proline uptake by lobster (Homarus americanus) hepatopancreatic brush border membrane vesicles
... Live Atlantic lobsters (Homarus americanus) were obtained from commercial dealers in Hawaii and kept at 10 °C in a filtered seawater tank for up to 7 days before experimentation. Hepatopancreatic ...
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Ontogenesis of taurocholate transport by rat ileal brush border membrane vesicles
... ileal brush border membrane vesicles were studied in 2-wk-old (suckling), 3-wk-old (weanling), and 6-wk-old (adolescent) ...into brush border membrane vesicles ...
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Dipeptide transport by crustacean hepatopancreatic brush border membrane vesicles
... hepatopancreatic brush-border membrane vesicles (BBMVs) of the lobster Homarus ...hepatopancreatic brush-border membrane transporter properties are modified, compared with ...
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A novel proline, glycine: K+ symporter in midgut brush border membrane vesicles from larval Manduca sexta
... (but not lysine) as a primary substrate, has also been identified (Z. Liu and W. R. Harvey, unpublished results). No evidence was found for an anionic amino acid: cation symporter (Xie et al. 1994). We describe here the ...
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Short Communication: Proline Transport by Brush Border Membrane Vesicles of Starfish Pyloric Caeca
... The present investigation is the first to show, using purified brushborder membrane vesicles from asteroid pyloric caeca, that amino acids can be transported across this membrane by at l[r] ...
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Electroneutral Na+ 2 Cl− Leucine Cotransport by Lobster Hepatopancreatic Brush Border Membrane Vesicles
... Results Effects of inwardly directed ion gradients on leucine uptake The effects of inwardly directed cation gradients on the time course of uptake of 0-05 mmol 1~] L-[3H]leucine by lobs[r] ...
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LEUCINE UPTAKE IN BRUSH BORDER MEMBRANE VESICLES FROM THE MIDGUT OF A LEPIDOPTERAN LARVA, PHILOSAMIA CYNTHIA
... Initial leucine uptake at 7 s as a function of cis external leucine concentration was measured in the presence of either a chemical or an electrochemical potassium gradient obtained as i[r] ...
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Membrane Potential Sensitive, Na+ Independent Lysine Transport by Lobster Hepatopancreatic Brush Border Membrane Vesicles
... Electrogenic nature of lysine uptake Results from Figs 2 and 3 suggest that anion-gradient-dependent lysine uptake by lobster BBMV is electrogenic and that the apparent transfer rate of [r] ...
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Na+ Cr− Glutamate Cotransport by Lobster Hepatopancreatic Brush Border Membrane Vesicles
... Transport properties of L-[3H]glutamate in mammalian and crustacean epithelia In mammalian intestine and kidney epithelial brush border vesicles, the acidic amino acids are transported b[r] ...
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Potential differences influence amino acid/Na+ symport rates in larval Manduca sexta midgut brush border membrane vesicles
... Manduca sexta midgut. Neutral amino acids (alanine, proline) are symported at higher rates as the vesicles are hyperpolarized. The symport rates of acidic (glutamate) and basic (arginine) amino acids are almost ...
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Administration of atrial natriuretic factor inhibits sodium coupled transport in proximal tubules
... cotransported with Na+ in the proximal tubules of rats. Synthetic ANF peptide consisting of 26 amino acids, 4 micrograms/kg body wt/h, or vehicle in controls, was infused to surgically thyroparathyroidectomized ...
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