title: Choriocarcinoma in vitro: evidence for exchange of enzymes between culture medium and cells.
mesh_terms: D000818:Animals; D002478:Cells, Cultured; D002610:Cheek; D002822:Choriocarcinoma / Q000201:enzymology*; D002999:Clone Cells; D006224:Cricetinae; D003470:Culture Media; D004586:Electrophoresis; D005260:Female; D005966:Glucuronidase / Q000032:analysis; D006596:Hexosaminidases / Q000032:analysis; D006801:Humans; D007527:Isoenzymes / Q000032:analysis; D010920:Placenta / Q000032:analysis / Q000201:enzymology; D011247:Pregnancy; D011506:Proteins / Q000032:analysis
chemical_list: D003470:Culture Media; D007527:Isoenzymes; D011506:Proteins; D006596:Hexosaminidases; D005966:Glucuronidase