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Morphology of the aftD single crossover strain of M. smegmatis. (A) Colony morphology of WT M. smegmatis mc2155 and the aftD single crossover strain SCO1 on LB agar plates at 30°C. (B and C) Scanning electron micrographs of the same strains cultured in 7H9-ADC-Tween 80 broth at 30 (B) or 37°C (C).
