PERSISTENCE OF AUSTRALIA ANTIGEN 1 1958 | 1959 1 1961 ! 1962 | 1963 | 1964 | 1965 | Saag See soot eee NUMBER 805 83) 84) 342 me Tee Be es 875 fcee —~ B88! Pr eaten ea seiner gorgeeke cb Aeon sania coe 891 | RONGELAP 845 ‘ABSENT NoT TESTED Figure 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 ai,S4) 133 0084831