A method of detecting the presence of carcinoembryonic antigens in the blood

摘要

1322000 Antiserum preparation F HOFFMANN-LA ROCHE & CO AG 15 June 1970 [1 June 1970] 53216/72 Divided out of 1321997 Heading A5B An antiserium for carcinoembryonic antigen (see Specification 1321997) is obtained by injecting animals with purified CEA, collecting the serum and removing unwanted antibodies therefrom by absorption with normal tissue components.