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Growth and survival in rich media in test tubes. Viable counts of cells incubated in test tubes are shown. (A) LB (open squares); (B) YT (open diamonds); (C) TB (open triangles); (D) SB (open circles). Average values are shown in black, and data from all 9 replicates are shown in gray. Asterisks indicate cell densities below the limit of detection (<1,000 CFU/ml).
