Patent ID: 6214534
Filing Date: 2001-04-10
Classification: A61K,A61L,C12N

Abstract:
A biological composition in admixture with(a) at least one quencher compound that is affected to quench type I free radical mediated photodynamic reactions and at least one quencher compound that is affected to quench type II reactive forms of oxygen mediated photodynamic reactions or(b) a quencher compound that is effective to quench both type I and type II reactions selected from the group consisting of quercetin, rutin, chrysin, hesperidin and naringin, wherein said quencher compound effective to quench both type I and type II reactions is present in an amount ranging from 0.2 mM to 5 mM; or(c) a mixture of a quencher compound that quenches both type I and type II reactions and an additional quencher compound, wherein said biological composition has been subjected to said type I or type II photodynamic reactions and is selected from the group consisting of whole blood, platelets, plasma, a blood cell concentrate, leukocytes, semen, ascites fluid, lymphatic fluid, serum globulins, and a plasma protein.