Comparative biochemistry of parasitic helminths.
D000818:Animals; D001200:Ascaris; D001695:Biology; D005209:Fasciola; D006376:Helminths; D006801:Humans; D012547:Schistosoma; D012701:Serotonin
D012701:Serotonin
ASCARIS; FASCIOLA; SCHISTOSOMA; SEROTONIN