title: Separation of the fertilization membrane in Urechis and sea urchin eggs as a phenomenon caused by breakage of hydrogen bonds. IV. Denaturing action of proteolytic enzymes.
mesh_terms: D000818:Animals; D002462:Cell Membrane / Q000378:metabolism*; D005306:Fertilization; D006860:Hydrogen Bonding; D007448:Invertebrates; D010063:Ovum / Q000378:metabolism*; D010447:Peptide Hydrolases / Q000378:metabolism*; D012617:Sea Urchins
chemical_list: D010447:Peptide Hydrolases