Plasma membrane depolarization
Distinct effects of TRAIL on the mitochondrial network in human cancer cells and normal cells: role of plasma membrane depolarization
... (ROS)-mediated depolarization accelerated mitochondrial network abnormalities in tumor cells, but not in normal cells, and TRAIL caused higher levels of mitochondrial ROS accumulation and depolarization in ...
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S-nitrosylation of connexin43 hemichannels elicits cardiac stress–induced arrhythmias in Duchenne muscular dystrophy mice
... lateral membrane of Dmd mdx cardiomyocytes and that the b-adrenergic agonist isoproterenol (Iso) aberrantly activates these ...in membrane permeability, plasma membrane depolarization, ...
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The purinergic P2Z receptor of human macrophage cells Characterization and possible physiological role
... the membrane-permeabilizing P2Z ...long-lasting plasma membrane depolarization; (2) a large increase in intracellular Ca2+ concentration followed by efflux of the Ca2+ indicator; (3) uptake of ...
11
Secretory Potential and Ionic Transport in the Posterior Silk Glands of Bombyx Mori
... In this and previous studies, intracellular recordings of the luminal plasma membrane potential of the gland cells showed a depolarization and the input resistance of the membrane decrea[r] ...
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Contribution of transient and sustained calcium influx, and sensitization to depolarization-induced contractions of the intact mouse aorta
... the membrane potential at fixed potentials by increasing external K + concentra- ...during depolarization, we show that not only basal tension, but also the tonic contractile component of C57Bl6 mouse ...
15
Ginsenoside compound K induces apoptosis in nasopharyngeal carcinoma cells via activation of apoptosis-inducing factor
... Methods: The cytotoxicity of ginsenosides on NPC cell line HK-1 was measured by MTT assay. Apoptosis was detected by propidium iodide staining followed by flow cytometry. A xenograft tumor model was established by ...
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Yy1 regulates Senp1 contributing to AMPA receptor GluR1 expression following neuronal depolarization
... Yy1 targets transcription factors, such as Egr2 and c- fos, known regulators of late response genes in neuronal depolarization. This suggests that Yy1 mediated alter- ation of gene transcription could be an ...
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Membrane Control of Ciliary Activity in the Protozoan Euplotes
... A pulse of outward current recorded in trace / at bottom resulted in depolarization of the membrane potential trace Vm and changes in the direction and frequency of the beat of the front[r] ...
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A Membrane-Destabilizing Peptide in Capsid Protein L2 Is Required for Egress of Papillomavirus Genomes from Endosomes
... strong membrane-disrupting activity, induced cytolysis of bacteria and eukaryotic cells in a pH- dependent manner, and permeabilized cells after exogenous ...virus-encoded membrane-penetrating ...
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Chlorovirus-Mediated Membrane Depolarization of Chlorella Alters Secondary Active Transport of Solutes
... to depolarization of the host membrane and/or acidification of the ...ella membrane voltage over the entire 3 h ...the membrane only partially repolar- ized; during the entire period, the ...
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Adaptive respiratory response of rat pancreatic acinar cells to mitochondrial membrane depolarization
... Interestingly, the optimal FCCP concentration was different for three related substrates, glutamine, glutamate and dimethyl-α-ketoglutarate. Glutamate was less able to sustain uncoupled respiration of pancreatic acinar ...
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Molecular characterisation of plasma membrane-derived vesicles
... Plasma membrane-derived vesicles (PMVs) are released into circulation in response to normal and stress/pathogenic conditions. They are of tremendous significance for the prediction, diagnosis, and ...
7
Biomolecule-protective activity of the bacoside fraction from BACOPA MONNIERI
... the plasma membrane lipids, and if intracellular, with the lipids in the rial and nuclear ...the plasma membrane, intracellular membranes and the intact cells were ...
6
Plasma Membrane.ppt
... Molecules are moved out moved out of the cell by of the cell by vesicles vesicles that that fuse fuse with the plasma membrane. with the plasma membrane[r] ...
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Plasma membrane receptors
... Therefore, the determination of the amount of a radioactive ligand bound to a cell or membrane preparation at a single concentration of radioligand, a practice often encountered in the l[r] ...
6
Genetic aspects of primary hyperaldosteronism
... cell membrane depolarization. The consequence of a membrane depolarization is opening of the voltage dependent L and T-type calcium channels ...
10
Rapid kill of malaria parasites by artemisinin and semi-synthetic endoperoxides involves ROS-dependent depolarization of the membrane potential
... Figure 6. Effect of artemisinin and tetraoxane on the membrane potential in the presence of iron chelators. Time course of TMRE-dependent fluorescence ofP. falciparum-infected erythrocytes after addition of (a) ...
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Cellular contraction precedes membrane depolarization in Vorticella convallaria
... of membrane depolarizing responses from the cell body of the peritrich ciliate Zoothamnium geniculatum, ...large membrane potential response in the same way as skeletal muscle contraction is triggered by an ...
13
Activation by Membrane Stretch and Depolarization of an Epithelial Monovalent Cation Channel from Teleost Intestine
... In excised, inside-out membrane patches, channel activity could be enhanced in the absence of membrane tension by strong depolarization of the membrane potential Vm to between OmV and +9[r] ...
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Localization of the Blood Brain Barrier of an Insect: Electrical Model and Analysis
... The gradual depolarization of the basolateral membrane would be produced by the decreasing flow of current through the relatively high resistance of the basolateral membrane.. The differ[r] ...
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