TWiM reviews how a coating of lipoproteins provides a stabilizing environment on the inner membrane of Bacillus subtilis spores, and a miniaturized device that integrates genetically engineered probiotic biosensors with a custom-designed photodetector and readout chip to track mediators of inflammation in the gastrointestinal tract

Vincent, Michael, and Elio meet up with Jonathan Dworkin to discuss how bacteria form spores and how they return to vegetative growth.