In this episode, how polysaccharides keep cyanobacteria afloat in the oceans so that they can carry out photosynthesis, and a symbiotic bacterium that protects honey bees from fungal infections.
The TWiMsters discuss potential new sources of antimicrobial compounds from unusual places: the skin of bats and the intestines of moths.
Vincent, Elio and Michele wind up a year of microbial podcasts with a story about the lack of resistance to a crop antifungal compound, and how a bacterium uses a molecular caliper to measure membrane thickness.