ReviewPublished 7 September 2026From ancestral diets to modern dysbiosis: evolutionary insights from ancient gut microbiomesAmelian Madalin Bobu · Andrei Ionut Cucu · Raffaella Bianucci · Irina-Iuliana Costache-EnacheFrontiers in Ecology and Evolutiondoi 10.3389/fevo.2026.1922647