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Experiments were carried out to compare the amplitude and time course of Ca2+ release from the sarcoplasmic reticulum (SR) in… Expand Single ventricular myocytes enzymatically isolated from rat hearts were loaded with the Mg2+ indicator furaptra, and the… Expand We examined the properties of [Ca2+]i changes that were evoked by backpropagating action potentials in pyramidal neurons in… Expand The manner in which presynaptic Ca2+ influx controls the release of neurotransmitter was investigated at the granule cell to… Expand Calcium ions act presynaptically to modulate synaptic strength and to trigger neurotransmitter release. Here we detect stimulus… Expand The fluorescent probe mag-fura-2, previously used to measure [Mg2+], can also be used to measure [Zn2+]. The peak in the… Expand The spatial and temporal dynamics of many electrophysiological and biochemical processes in nerve cells are in turn dependent on… Expand Furaptra (Raju, B., E. Murphy, L. A. Levy, R. D. Hall, and R. E. London. 1989. Am. J. Physiol. 256:C540-C548) is a "tri… Expand The previously developed chelator O-aminophenol-N,N,O-triacetic acid (APTRA) (L. A. Levy, E. Murphy, B. Raju, and R. E. London… Expand Cytosolic free magnesium concentration [Mg2+]i and its regulation were studied in cultured embryonic chicken heart cells by use… Expand