<prompt> Packed red cells are stored in:SAG-M solutionPCR-F solutionMED-R solutionDAM-P solution  <response>: Packed cells are stored in a SAG-M solution salineadenineglucosemannitol to increase their shelf-life to 5 weeks at 26 deg C. Older storage regimens included storage in CPD citratephosphatedextrose solutions giving cells a shelf-life of 23 weeks. 