title: Effects of dimethylmaleic anhydride and a polyaldehyde fixative on the fertilization of the sea urchin egg, Paracentrotus lividus.
abstract: Two agents, dimethylmaleic anhydride and a polyaldehyde, capable of reacting with amino groups at the surface of the eggs of sea urchin do not prevent fertilization.
mesh_terms: D000447:Aldehydes / Q000494:pharmacology*; D000818:Animals; D005260:Female; D005306:Fertilization / Q000187:drug effects*; D005404:Fixatives; D005663:Furans / Q000494:pharmacology*; D008297:Male; D008299:Maleic Anhydrides / Q000494:pharmacology*; D010063:Ovum / Q000187:drug effects* / Q000502:physiology; D012617:Sea Urchins
chemical_list: D000447:Aldehydes; D005404:Fixatives; D005663:Furans; D008299:Maleic Anhydrides