title: Dictyocaulus viviparus: the role of pepsin in the exsheathment of infective larvae.
mesh_terms: D000818:Animals; D004021:Dictyocaulus / Q000187:drug effects* / Q000254:growth & development; D008681:Metastrongyloidea / Q000187:drug effects*; D010434:Pepsin A / Q000494:pharmacology*; D010447:Peptide Hydrolases / Q000494:pharmacology
chemical_list: D010447:Peptide Hydrolases; D010434:Pepsin A