"Feeding the baby"--serum and other supplements to chemically defined medium.
D001769:Blood; D001798:Blood Proteins; D002021:Buffers; D002478:Cells, Cultured; D003470:Culture Media; D046508:Culture Techniques; D004247:DNA / Q000096:biosynthesis; D012313:RNA / Q000096:biosynthesis; D013242:Sterilization
D001798:Blood Proteins; D002021:Buffers; D003470:Culture Media; D012313:RNA; D004247:DNA