The TWiM team marvels over the finding of a completely nitrifying Nitrospira, and horizontal gene transfer from Wolbachia into an animal genome.
The TWiM team wonders why definitions in biology often change, and discuss how the small molecule terrein is important for the growth of a soil fungus.
On episode #7 of the podcast This Week in Microbiology, Vincent, Cliff, Elio, Margaret, and Michael discuss programmed cell death in E. coli, and the daily synthesis and degradation of enzymes needed for photosynthesis and nitrogen fixation by cyanobacteria.