Biofilm Positive Feedback

  title={Biofilm Positive Feedback},
  author={Annalisa M. VanHook},
  journal={Science Signaling},
Many species of bacteria can exist as free-living, motile cells or as biofilms in which nonmotile cells are bound together by a secreted extracellular matrix that includes exopolysaccharide (EPS). In the Gram-positive bacterium Bacillus subtilis, the operon containing genes required for EPS production (EpsA-O) is repressed in motile cells and derepressed as… CONTINUE READING