Nature CommunicationsAn ubiquitous antibacterial toxin from human gut bacteria engenders neonatal colonization advantageEzequiel ValguarneraJessica TungJesse J. PakSeongmi K. RussellDavid W. HechtDrew J. SchwartzJuliane Bubeck Wardenburg2026-06-08Full textDOI https://doi.org/10.1038/s41467-026-74062-4