title: Calcium activation of esteroproteolytic activity obtained from sea urchin egg cortical granules.
mesh_terms: D000818:Animals; D002118:Calcium / Q000494:pharmacology*; D004789:Enzyme Activation / Q000187:drug effects; D005260:Female; D007700:Kinetics; D008274:Magnesium / Q000494:pharmacology; D009940:Organoids / Q000187:drug effects / Q000378:metabolism; D010063:Ovum / Q000187:drug effects / Q000378:metabolism*; D010447:Peptide Hydrolases / Q000378:metabolism*; D012617:Sea Urchins / Q000187:drug effects / Q000378:metabolism*; D013324:Strontium / Q000494:pharmacology
chemical_list: D010447:Peptide Hydrolases; D008274:Magnesium; D002118:Calcium; D013324:Strontium