A new bacterial molecule with the unsavory tendency to track down and kill others of its own kind has been discovered in the human microbiome by researchers at Princeton’s Department of Chemistry. Named Streptosactin, it is the first small molecule found to exhibit fratricidal activity. https://www.princeton.edu/news/2020/09/16/seyedsayamdost-lab-uncovers-small-fratricidal-molecule