title: The behaviour and localization of intracellular relaxing system during cleavage in the sea urchin egg.
mesh_terms: D000818:Animals; D002127:Calcium Isotopes; D003594:Cytoplasmic Granules; D004447:Echinodermata; D005260:Female; D005455:Fluorescent Antibody Technique; D005990:Glycerol; D005779:Immunodiffusion; D008938:Mitosis; D008954:Models, Biological; D010063:Ovum / Q000166:cytology*
chemical_list: D002127:Calcium Isotopes; D005990:Glycerol