FIGURE 2.

Bioreactor. Photographs of a COLI template (A), the immobile horizontal bar (black arrow) at the lowest end of the frame insert within a bioreactor chamber (B), the adjustable horizontal bar (black arrow) on the lid of the bioreactor chamber (C), and drawings of the outside (left) and inside (right) of the bioreactor (D). The adjustable top bar attached to the bioreactor lid (blue) and secured with a nut (gray) on a rubber washer (horizontal black line beneath the washer), the insert (red) with the lower bar, the stir bar (light blue), the position of the construct within the bioreactor (black vertical line) and the ports on the cap and the bottom of the bioreactor (black arrows) are illustrated.