title: Cryopreservation of sheep red blood cells. 1. Experiments with polyvinylpyrrolidone and other protective agents.
mesh_terms: D000818:Animals; D001793:Blood Preservation / Q000379:methods*; D003451:Cryoprotective Agents; D004121:Dimethyl Sulfoxide; D004912:Erythrocytes; D005069:Evaluation Studies as Topic; D005615:Freezing; D005947:Glucose; D005990:Glycerol; D011205:Povidone; D012756:Sheep / Q000097:blood*
chemical_list: D003451:Cryoprotective Agents; D011205:Povidone; D005947:Glucose; D005990:Glycerol; D004121:Dimethyl Sulfoxide