Professor Martin Polz, left, and postdoc Otto Cordero examine a petri dish of Vibrio bacteria.

September 6, 2012Full resolution (560 × 380)

Professor Martin Polz, left, and postdoc Otto Cordero examine a petri dish of Vibrio bacteria.

Professor Martin Polz, left, and postdoc Otto Cordero examine a petri dish of Vibrio bacteria.