The Cover: Perspective volume view of a data set obtained by deconvolution microscopy. Sarcomeric-&agr;-actinin (green), the gap junction protein connexin 43 (red) and nuclei (blue) are shown in longitudinally oriented cardiac myocytes. We thank Dr. Mike Bailey of the San Diego Supercomputer Center for the use of his Volume Explorer Software (vx), as well as Dr. James Feramisco of the UCSD Cancer Center Digital Imaging Resource and Cameron Chrisman for their help. See page 1033).