A time-lapse movie showing a bacterial colony entering a mobile state. This material relates to a paper that appeared in the May 19, 2019, issue of Science Signaling, published by AAAS. The paper, by N. Steinberg at Weizmann Institute of Science in Rehovot, Israel; and colleagues was titled, "The extracellular matrix protein TasA is a developmental cue that maintains a motile subpopulation within Bacillus subtilis biofilms."
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