In a study of gut bacteria of children in Burkina Faso (in Africa), Prevotella made up 53% of the gut bacteria, but were absent in age-matched European children.
Nun estudo das bacterias intestinais en nenos de Burkina Faso (África), as especies de Prevotella supoñían o 53% das bacterias do intestino, pero estaban ausentes en nenos europeos.