Proceedings of the National Academy of Sciences of the United States of America, 107(2), 663-668 (2010-01-19)
A unique phenomenon of mitochondria-targeted protonophores is described. It consists in a transmembrane H(+)-conducting fatty acid cycling mediated by penetrating cations such as 10-(6'-plastoquinonyl)decyltriphenylphosphonium (SkQ1) or dodecyltriphenylphosphonium (C(12)TPP). The phenomenon has been modeled by molecular dynamics and directly proved by
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 878(3-4), 477-480 (2009-12-17)
Five chitosan oligosaccharides were separated in acidic aqueous solution by capillary electrophoresis (CE) with indirect photometric detection using a positively coated capillary. Electrophoretic mobility of the chitooligosaccharides (COSs) depended on the number of monomer units in acidic aqueous solution, similar
Tetraphenylphosphonium (TPP), a phosphonium cation, is a promising means for tumor imaging. A major contributor to the pharmacokinetics of phosphonium cations is the efflux transporter P-glycoprotein (P-gp). For this application it is important to ascertain the influence of the multidrug
American journal of physiology. Cell physiology, 298(6), C1376-C1387 (2010-03-20)
Plasma membrane depolarization activates the Rho/Rho kinase (ROK) pathway and thereby enhances myosin light chain (MLC) phosphorylation, which in turn is thought to be a key regulator of paracellular permeability. However, the upstream mechanisms that couple depolarization to Rho activation
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