title: Adenylate cyclase activity is absent in inactive and motile sperm in the nematode parasite, Ascaris suum.
mesh_terms: D000262:Adenylyl Cyclases / Q000378:metabolism*; D000818:Animals; D001200:Ascaris / Q000201:enzymology* / Q000502:physiology; D008297:Male; D013081:Sperm Motility; D013094:Spermatozoa / Q000201:enzymology
chemical_list: D000262:Adenylyl Cyclases