Storage of cell cultures in liquid nitrogen.
D000818:Animals; D002452:Cell Count; D002470:Cell Survival; D003451:Cryoprotective Agents; D004121:Dimethyl Sulfoxide; D005615:Freezing; D005990:Glycerol; D006128:Growth; D006367:HeLa Cells; D006801:Humans; D007739:L Cells; D051379:Mice; D009584:Nitrogen; D011309:Preservation, Biological; D013997:Time Factors
D003451:Cryoprotective Agents; D009584:Nitrogen; D005990:Glycerol; D004121:Dimethyl Sulfoxide