Search Results - "Ransnäs, Lennart A."

COXSACKIE B3 VIRUS PENETRATION INTO RAT CARDIOCYTES ALTERS THE ADENYLYL CYCLASE SIGNALLING SYSTEM by NOVOTNY, JIRI, KVAPIL, PETR, SVOBODOVA, JARKA, CELLO, JERONIMO, RANSNÄS, LENNART A.

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Gsα-mediated regulation of the carnitine carrier in S49 lymphoma cells by Gustafson, Birgit, Ransnäs, Lennart A.

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G sα-mediated regulation of the carnitine carrier in S49 lymphoma cells by Gustafson, Birgit, Ransnäs, Lennart A.

“…Carnitine is essential for mitochondrial oxidation of long-chain fatty acids. Peripheral cells rely on plasma transport of carnitine which is taken up by an…”
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Stimulation of β -adrenergic Receptors of S49 Lymphoma Cells Redistributes the α Subunit of the Stimulatory G Protein between Cytosol and Membranes by Ransnäs, Lennart A., Svoboda, Petr, Jasper, Jeffrey R., Insel, Paul A.

“…The stimulatory guanine nucleotide-binding protein (Gs), which links cell-surface receptors to second-messenger effector systems, is assumed to be confined to…”
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Activated G sα but not G iα prevents the thermal inactivation of adenylyl cyclase in plasma membranes derived from S49 lymphoma cells by Kvapil, Petr, Novotny, Jiri, Ransnäs, Lennart A.

“…The thermal inactivation of adenylyl cyclase was studied in plasma membranes isolated from wild-type and the mutant cell strain cyc − of S49 lymphoma. The…”
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Regulation of Carnitine Binding to Plasma Membranes by an ATP-Dependent Mechanism by Gustafson, Birgit, Ransnäs, Lennart A.

“…This is the first demonstration of L-carnitine binding to plasma membranes. Plasma membranes derived from S49 lymphoma cells bound 40.6 ± 5.7 pmol carnitine /…”
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Inhibition of β-Adrenergic Receptor-Mediated Signals by a Synthetic Peptide Derived from the α Subunit of the Stimulatory G-Protein by Novotny, Jiri, Gustafson, Birgit, Ransnäs, Lennart A.

“…The β-adrenergic stimulation of adenylyl cyclase is mediated through the stimulatory G-protein (Gs). In this study, three synthetic peptides corresponding to…”
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Glucagon increases cellular uptake and plasma membrane binding of L-carnitine in S49 lymphoma cells by Gustafson, Birgit, Ransnäs, Lennart A.

“…The carnitine carrier was investigated in S49 lymphoma cells, a murine cell type cultured in suspension culture and used widely in signal transduction studies…”
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Palmitoyl-CoA Stimulates Cellular Uptake and Plasma Membrane Binding of Carnitine by Gustafson, Birgit, Ransnäs, Lennart A.

“…Carnitine cellular uptake and plasma membrane binding was investigated in S49 lymphoma cells. Palmitoyl-CoA was found to increase membrane binding of carnitine…”
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The role of G-proteins in transduction of the β-adrenergic response in heart failure by Ransnäs, Lennart A.

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Prolonged exposure of hamsters to cold changes the levels of G proteins in brown adipose tissue plasma membranes by Kvapil, P, Novotny, J, Ransnäs, L A

“…The levels of G proteins in plasma membranes prepared from brown adipose tissue of control and cold-exposed hamsters were determined by quantitative…”
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Fitting curves to data using nonlinear regression: a practical and nonmathematical review by Motulsky, H J, Ransnas, L A

“…Many types of data are best analyzed by fitting a curve using nonlinear regression, and computer programs that perform these calculations are readily…”
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Activated Gsα but not Giα prevents the thermal inactivation of adenylyl cyclase in plasma membranes derived from S49 lymphoma cells by Kvapil, Petr, Novotny, Jiri, Ransnäs, Lennart A.

“…The thermal inactivation of adenylyl cyclase was studied in plasma membranes isolated from wild‐type and the mutant cell strain cyc− of S49 lymphoma. The…”
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The Short and Long Forms of the α Subunit of the Stimulatory Guanine‐Nucleotide‐Binding Protein are Unequally Redistributed During (–)‐Isoproterenol‐Mediated Desensitization of Intact S49 Lymphoma Cells by Kvapil, Petr, Novotny, Jiri, Svoboda, Petr, Ransnäs, Lennart A.

“…We report here that desensitization of the β‐adrenergic receptor‐triggered transmembrane signalling in S49 wild‐type lymphoma cells, induced by…”
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Coxsackievirus B3 entry into the host cell interferes with G-protein-mediated transmembrane signalling by Novotny, J, Kvapil, P, Cello, J, Ransnäs, L A

“…In the present work we used various cell lines in order to study the possible effect of coxsackievirus B3 (CVB3) entry on the adenylyl cyclase transmembrane…”
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Quantitation of a guanine nucleotide binding regulatory protein by an enzyme-linked immunosorbent competition assay by Ransnäs, L A, Insel, P A

“…We have developed a new method using a competitive enzyme-linked immunosorbent assay, ELISA, for the determination of levels of the stimulatory guanine…”
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Plasma‐membrane‐independent pool of the α subunit of the stimulatory guanine‐nucleotide‐binding regulatory protein in a low‐density‐membrane fraction of S49 lymphoma cells by SVOBODA, Petr, KVAPIL, Petr, INSEL, Paul A., RANSNÄS, Lennart A.

“…We report that compartmentalisation of the stimulatory guanine‐nucleotide‐binding regulatory protein (Gs) exists in S49 lymphoma cells. In addition to the…”
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Immunoelectron microscopic identification of cytoplasmic and nuclear Gs alpha in S49 lymphoma cells by Saffitz, J E, Nash, J A, Green, K G, Luke, R A, Ransnas, L A, Insel, P A

“…The subcellular distribution of Gs alpha was characterized in S49 lymphoma cells with two polyclonal antisera directed against specific COOH- and NH2-terminal…”
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The Short and Long Forms of the alpha Subunit of the Stimulatory Guanine-Nucleotide-Binding Protein are Unequally Redistributed During (-)-Isoproterenol-Mediated Desensitization of Intact S49 Lymphoma Cells by Kvapil, Petr, Novotny, Jiri, Svoboda, Petr, Ransnas, Lennart A.

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Differential amplification of antagonistic receptor pathways in neutrophils by MUELLER, H, WEINGARTEN, R, RANSNAS, L. A, BOKOCH, G. M, SKLAR, L. A

“…In human neutrophils approximately 500 ligand-occupied beta-adrenergic receptors almost completely inhibit the superoxide production generated by at least…”
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