title: A new controlled-rate cooling apparatus for freezing hematopoietic cells for storage at -196 degrees C.
mesh_terms: D000535:Aluminum; D002470:Cell Survival; D003451:Cryoprotective Agents; D004121:Dimethyl Sulfoxide; D000431:Ethanol; D005615:Freezing; D006412:Hematopoietic Stem Cells; D006801:Humans; D009584:Nitrogen; D014021:Tissue Preservation / Q000295:instrumentation*
chemical_list: D003451:Cryoprotective Agents; D000431:Ethanol; D000535:Aluminum; D009584:Nitrogen; D004121:Dimethyl Sulfoxide