Search Results - "AMASHEH, S"

Claudins of intestine and nephron - a correlation of molecular tight junction structure and barrier function by Amasheh, S., Fromm, M., Günzel, D.

“…A prerequisite of epithelial transport is a paracellular barrier function, which seals the tissue against an uncontrolled leak flux. Moreover, selective…”
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Epithelial transport and barrier function in occludin-deficient mice by Schulzke, J.D., Gitter, A.H., Mankertz, J., Spiegel, S., Seidler, U., Amasheh, S., Saitou, M., Tsukita, S., Fromm, M.

“…This study aimed at functional characterization of the tight junction protein occludin using the occludin-deficient mouse model. Epithelial transport and…”
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Claudin expression in follicle-associated epithelium of rat Peyer's patches defines a major restriction of the paracellular pathway by Markov, A. G., Falchuk, E. L., Kruglova, N. M., Radloff, J., Amasheh, S.

“…Aim Members of the tight junction protein family of claudins have been demonstrated to specifically determine paracellular permeability of the intestinal…”
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Inhibitory effects of Lactobacillus fermentum on microbial growth and biofilm formation by Rybalchenko, Oxana V, Bondarenko, Viktor M, Orlova, Olga G, Markov, Alexander G, Amasheh, S

“…Beneficial effects of Lactobacilli have been reported, and lactic bacteria are employed for conservation of foods. Therefore, the effects of a Lactobacillus…”
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TNFα up-regulates claudin-2 expression in epithelial HT-29/B6 cells via phosphatidylinositol-3-kinase signaling by Mankertz, J, Amasheh, M, Krug, S. M, Fromm, A, Amasheh, S, Hillenbrand, B, Tavalali, S, Fromm, M, Schulzke, J. D

“…Our aim has been to characterize the molecular mechanisms regulating the expression of the channel-forming tight-junctional protein claudin-2 in response to…”
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Low Ouabain Concentrations Stimulate Epithelial Barrier Formation in IPEC-J2 Cells by Fedorova, A. A., Cornelius, V., Amasheh, S., Krivoi, I. I., Markov, A. G.

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Electrophysiological Parameters of Different Regions of the Rat Peritoneum by Markov, A. G., Fedorova, A. A., Usoltseva, E. O., Kruglova, N. M., Burdin, V. V., Amasheh, S.

“…The peritoneum lines the abdominal cavity, covering and supporting the abdominal organs. The layer of mesothelial cells provides a functional barrier and…”
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Delta-aminolevulinic acid transport by intestinal and renal peptide transporters and its physiological and clinical implications by Döring, F, Walter, J, Will, J, Föcking, M, Boll, M, Amasheh, S, Clauss, W, Daniel, H

“…Delta-aminolevulinic acid (ALA) is the precursor of porphyrin synthesis and has been recently used in vitro and in clinical studies as an endogenous…”
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TNF α-induced and berberine-antagonized tight junction barrier impairment via tyrosine kinase, Akt and NFκB signaling by Amasheh, M., Fromm, A., Krug, S. M., Amasheh, S., Andres, S., Zeitz, M., Fromm, M., Schulzke, J.-D.

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Early aldosterone effect in distal colon by transcriptional regulation of ENaC subunits by Epple, H J, Amasheh, S, Mankertz, J, Goltz, M, Schulzke, J D, Fromm, M

“…Aldosterone-induced sodium absorption is mediated by the epithelial Na(+) channel (ENaC). It is thought that the "early effect" is not based on genomic…”
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Claudins in the tight junctions of stria vascularis marginal cells by Florian, P, Amasheh, S, Lessidrensky, M, Todt, I, Bloedow, A, Ernst, A, Fromm, M, Gitter, A.H

“…In the mammalian cochlea, tight junctional strands are visible on freeze fracture images of marginal cells and other inner ear epithelia. The molecular…”
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Transport of charged dipeptides by the intestinal H+/peptide symporter PepT1 expressed in Xenopus laevis oocytes by Amasheh, S, Wenzel, U, Boll, M, Dorn, D, Weber, W, Clauss, W, Daniel, H

“…The cloned intestinal peptide transporter is capable of electrogenic H+-coupled cotransport of neutral di- and tripeptides and selected peptide mimetics. Since…”
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Further characteristics of the Ca(2+)-inactivated Cl(-) channel in Xenopus laevis oocytes by Amasheh, S, Weber, W

“…Removal of extracellular Ca(2+) activates ion channels in the plasma membrane of defolliculated oocytes of the South Africa clawed toad Xenopus laevis. At…”
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Functional analysis of a chimeric mammalian peptide transporter derived from the intestinal and renal isoforms by Döring, F, Dorn, D, Bachfischer, U, Amasheh, S, Herget, M, Daniel, H

“…l. Recently two genes have been identified by expression cloning that encode mammalian epithelial peptide transporters capable of translocating di- and…”
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Differential Regulation of ENaC by Aldosterone in Rat Early and Late Distal Colon by AMASHEH, S., EPPLE, H. J., MANKERTZ, J., DETJEN, K., GOLTZ, M., SCHULZKE, J. D., FROMM, M.

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Tight junction proteins: a novel class of integral membrane proteins expression in human epidermis and in HaCaT keratinocytes by TEBBE, B, MANKERTZ, J, SCHWARZ, C, AMASHEH, S, FROMM, M, ASSAF, C, SCHULTZ-EHRENBURG, U, SANCHEZ RUDERISCH, H, SCHULZKE, J.-D, ORFANOS, C. E

“…Tight junction proteins comprise a novel group of integral membrane proteins necessary for cell-to-cell contacts and responsible for the barrier function in…”
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Electrophysiological analysis of the function of the mammalian renal peptide transporter expressed in Xenopus laevis oocytes by Amasheh, Salah, Wenzel, Uwe, Weber, Wolf‐Michael, Clauss, Wolfgang, Daniel, Hannelore

“…1. To gain information on the mode of operation of the renal proton-coupled peptide transporter PepT2, voltage clamp studies were performed in Xenopus laevis…”
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Claudin-2 expression induces cation-selective channels in tight junctions of epithelial cells by Amasheh, Salah, Meiri, Noga, Gitter, Alfred H, Schöneberg, Torsten, Mankertz, Joachim, Schulzke, Jörg D, Fromm, Michael

“…Tight junctions seal the paracellular pathway of epithelia but, in leaky tissues, also exhibit specific permeability. In order to characterize the contribution…”
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Disease-associated mutations affect intracellular traffic and paracellular Mg2+ transport function of Claudin-16 by Kausalya, P Jaya, Amasheh, Salah, Günzel, Dorothee, Wurps, Henrik, Müller, Dominik, Fromm, Michael, Hunziker, Walter

“…Claudin-16 (Cldn16) is selectively expressed at tight junctions (TJs) of renal epithelial cells of the thick ascending limb of Henle's loop, where it plays a…”
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Characterization of a porcine intestinal epithelial cell line for in vitro studies of microbial pathogenesis in swine by Schierack, Peter, Nordhoff, Marcel, Pollmann, Marion, Weyrauch, Karl Dietrich, Amasheh, Salah, Lodemann, Ulrike, Jores, Jörg, Tachu, Babila, Kleta, Sylvia, Blikslager, Anthony, Tedin, Karsten, Wieler, Lothar H

“…In vitro studies on the pathogenesis in swine have been hampered by the lack of relevant porcine cell lines. Since many bacterial infections are…”
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