International Review of Cytology presents current advances and comprehensive reviews in cell biology--both plant and animal. Articles in this volume include the role and distribution of retinoic acid during CNS development, the role of receptor-associated protein (RAP) as a molecular chaperone for members of the LDL receptor family, the biology of cortical granules, acetylcholinesterase genes in the nematode caenorhabditis elegans, and reciprocal...