title: Phenylalanine hydroxylation and tyrosine requirement of cultured cells. Evidence of phenylalanine hydroxylation in mastocytoma cells in culture.
mesh_terms: D002455:Cell Division; D002460:Cell Line; D002478:Cells, Cultured / Q000166:cytology / Q000378:metabolism*; D003470:Culture Media; D006367:HeLa Cells; D006900:Hydroxylation; D010649:Phenylalanine / Q000378:metabolism*; D010651:Phenylalanine Hydroxylase / Q000378:metabolism; D014443:Tyrosine / Q000096:biosynthesis*
chemical_list: D003470:Culture Media; D014443:Tyrosine; D010649:Phenylalanine; D010651:Phenylalanine Hydroxylase