The identification of lactocepin as a probiotic structure could enable a more structure-based evaluation of probiotic bacteria for therapeutical interventions in the context of chronic inflammation PWV05 Flagellin and tcpC are essential factors of the protective effect of E. coli Nissle strain 1917 in DSS-induced colitis S. Menz* 1 , K. Gronbach 1 , P. Adam 2 , A. Wieser 3 , S. Schubert 3 , U. Dobrindt 4 , T. (EcN) is as effective as mesalazine in maintenance of remission in ulcerative colitis and shortens the duration of diarrhea in young children.