Susceptible bacteria can survive antibiotic treatment in the mammalian gastrointestinal tract without evolving resistance. - Rodrigues M; Sabaeifard P; Yildiz MS; Lyon A; Coughlin L; Ahmed S; Poulides N; Toprak AC; Behrendt C; Wang X; Monogue M; Kim J; et al. (Cell host & microbe, 2024)