title: [Studies on thymic peptide factors. II. Biochemical characterization of calf thymic peptide factors].
mesh_terms: D000818:Animals; D002417:Cattle; D002850:Chromatography, Gel; D008970:Molecular Weight; D010455:Peptides / Q000302:isolation & purification*; D013950:Thymus Gland / Q000032:analysis*
chemical_list: D010455:Peptides