PERSISTENCE OF AUSTRALIA ANTIGEN 1 19881 1959 t 1961 ? 1962 | 1963 ! 1964 1 1965 | 94 B02 805 & 831 o - = asi =< om | 842 RONGELAP 845 875 861 891 906 946 PRESENT ABSENT Figure NOT TESTED 1 Studies on the persistence of Australia antigen in blood samples collected serially from apparently normal individuals on Rongelap. The subject numbers are shown on the left. The reactions of sera collected in the years indicated at the top are given in the body of the figure. (from Blumberg et al, (4) )