The microbial metabolite desaminotyrosine protects against graft-versus-host disease via mTORC1 and STING-dependent intestinal regeneration. - Göttert S; Thiele Orberg E; Fan K; Heinrich P; Matthe DM; Khalid O; Klostermeier L; Suriano C; Strieder N; Gebhard C; Vonbrunn E; Mamilos A; et al. (Nature communications, 2025)