image: A wild-type bacterial colony stained for mobile (green) and matrix (red) elements covering a filter paper disc at different time points. 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." view more
Credit: N. Steinberg <i>et al., Science Signaling</i> (2020)