gramicidin A, 15-des-Trp-Phe-
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A new series of hydrogen-bonded helical aromatic hydrazide oligomers and polymer that bear phenylalanine tripeptide chains have… Expand Ceramide, a product arising from sphingomyelinase activity, has been shown to act as an intracellular second messenger in… Expand A capsaicin test involving peripheral nociception, which produces behaviour similar to that elicited by formalin, is described in… Expand Neutrophil function and plasma membrane receptor expression was measured in cell suspensions isolated by two separate procedures… Expand The patch-clamp technique of Mueller (1975, Ann. N.Y. Acad. Sci., 274:247-264) and Neher and Sakmann (1976, Nature (Lond.), 260… Expand Gramicidin A single-channel current-voltage characteristics were studied at low permeant ion concentrations and very high applied… Expand Abstract Infrared spectroscopy has been applied to the study of a number of aqueous systems of model and natural biomembranes… Expand Widths of lines in the (0, 90, 0)–(0, 01, 0) band of the HCO ? 2A\–? 2A′ transition are recorded using a single‐mode dye laser… Expand Abstract Gramicidin A, a linear peptide antibiotic, makes membranes permeable to alkali cations and hydrogen ions by forming… Expand Abstract The carotid bifurcation of cats was perfused, in situ , at constant pressures with bicarbonate buffered Ringer's… Expand