Movie 5.

Motility of pipkinA^-/pipkinA-GFP cells in the absence of exogenous AprA. pipkinA^-/pipkinA-GFP cells were placed in wells in HL5 and were allowed to adhere. After 30 minutes, cells were imaged. Elapsed time in minutes:seconds is at upper left. The horizontal field of view is 107 μm. Video is representative of 4 independent experiments.