Patent ID: 6482585
Filing Date: 2002-11-19
Classification: A01N,A61L

Abstract:
A method for preparing a blood product concentrate for storage, comprising:(1) suspending said blood product concentrate in a support solution, to obtain a suspension of said blood product concentrate; and (2) photo-irradiating said suspended blood product concentrate, to effect sterilization and inactivation of leukocytes, to obtain a photo-irradiated, suspended blood product concentrate, wherein:said blood product concentrate is selected from the group consisting of red blood cell concentrates and platelet concentrates; and said support solution consists essentially of: (1) a compound selected from the group consisting of L-carnitine, alkanoyl L-carnitines, pharmaceutically acceptable salts thereof, and mixtures thereof; (2) water; (3) a buffer; and (4) a carbohydrate, and wherein said compound is present in said support solution in an amount effective to maintain the membrane of red blood cells or platelets present in said photo-irradiated, suspended blood product concentrate.