Aoki T, Egusa S, Kimura T, Watanabe T
Appl Microbiol. 1971 Oct;22(4):716-7. doi: 10.1128/am.22.4.716-717.1971.
R factors were detected in Aeromonas salmonicida strains isolated from diseased salmonid fish. One of such R(+) strains was the one isolated in the United States as early as 1959.
在从患病鲑科鱼类中分离出的杀鲑气单胞菌菌株中检测到了R因子。其中一株R(+)菌株早在1959年就在美国被分离出来。