Microbiota-derived butyrate promotes a FOXO1-induced stemness program and preserves CD8+ T cell immunity against melanoma. - Bachem A; Clarke M; Kong G; Tarasova I; Dryburgh L; Kosack L; Lee AR; Newland LD; Wagner T; Bawden E; Yap KM; Wilson MD; et al. (Immunity, 2025)