Patent ID: 6066309
Filing Date: 2000-05-23
Classification: A61K,Y10S

Abstract:
A composition comprising: an antibody component comprising anti-SSEA-1 IgM monoclonal antibody which has been partially reduced and stannous ion, wherein the anti-SSEA-1 IgM monoclonal antibody is labeled by the addition of .sup.99m Tc sodium pertechnetate and incubation; and a stabilizer component comprising 60 to 500 mg of a member selected from the group consisting of ascorbic acid and water soluble salts, esters and mixtures thereof wherein the stabilizer is added to the .sup.99m Tc-labeled anti-SSEA-1 IgM monoclonal antibody preparation subsequent to labeling the anti-SSEA-1 IgM monoclonal antibody by the addition of .sup.99m Tc sodium pertechnetate and incubation.