title: Effect of trypsin on reproduction of type 4 parainfluenza virus in Vero cell cultures under fluid overlay.
mesh_terms: D000818:Animals; D003470:Culture Media; D046508:Culture Techniques; D003588:Cytopathogenic Effect, Viral; D000882:Haplorhini; D006385:Hemagglutination Inhibition Tests; D007106:Immune Sera; D007668:Kidney; D009500:Neutralization Tests; D010447:Peptide Hydrolases / Q000494:pharmacology; D018108:Respirovirus / Q000254:growth & development / Q000302:isolation & purification*; D014357:Trypsin / Q000494:pharmacology*; D014361:Trypsin Inhibitors; D014776:Virus Cultivation
chemical_list: D003470:Culture Media; D007106:Immune Sera; D014361:Trypsin Inhibitors; D010447:Peptide Hydrolases; D014357:Trypsin