Colonic infusion with Propionibacterium acidipropionici reduces severity of chemically-induced colitis in rats Catherine Michel, Nathalie Roland, Gérard Lecannu, Christophe Hervé, Jean-Christophe Avice, Martine Rival and Christine Cherbut Lait, 85 1-2 (2005) 99-111 DOI: 10.1051/lait:2004025