FIG. 1.
Survival of Shewanella species exposed to acute gamma radiation (60Co). Solid triangles, S. oneidensis MR-1 (ATCC 700550); solid squares, S. putrefaciens CN-32 (ATCC BAA-453); open diamonds, S. amazonensis (ATCC 700329); open squares, E. coli K-12 (MG1655). Strains were grown to an OD600 of 0.9 and irradiated on ice as previously described (4).