title: A hydrogen peroxide block to polyspermy in the sea urchin Arbacia punctulata.
mesh_terms: D000640:Amitrole / Q000378:metabolism; D000818:Animals; D002374:Catalase / Q000378:metabolism; D005306:Fertilization / Q000187:drug effects*; D006861:Hydrogen Peroxide / Q000378:metabolism*; D012617:Sea Urchins / Q000378:metabolism*; D014360:Trypsin Inhibitor, Kunitz Soybean / Q000378:metabolism
chemical_list: D014360:Trypsin Inhibitor, Kunitz Soybean; D006861:Hydrogen Peroxide; D002374:Catalase; D000640:Amitrole