The red cell membrane and the storage lesion.
D001793:Blood Preservation; D002118:Calcium / Q000378:metabolism; D004705:Endocytosis; D004910:Erythrocyte Membrane / Q000378:metabolism / Q000502:physiology; D004912:Erythrocytes / Q000166:cytology / Q000378:metabolism; D006801:Humans; D066298:In Vitro Techniques; D008565:Membrane Proteins / Q000378:metabolism
D008565:Membrane Proteins; D002118:Calcium