title: Isolation of trypsin by column chromatography on tea particles.
mesh_terms: D002364:Caseins / Q000032:analysis; D002845:Chromatography / Q000379:methods; D011492:Protein Hydrolysates / Q000032:analysis; D013056:Spectrophotometry, Ultraviolet / Q000379:methods; D013662:Tea; D014357:Trypsin / Q000302:isolation & purification*
chemical_list: D002364:Caseins; D011492:Protein Hydrolysates; D013662:Tea; C026375:trypticase-soy broth; D014357:Trypsin