TNF and Chronic colitis: Reduces body weight lossReduces colon shorteningImproves disease activity indexReduces PMN infiltrationReduces colonic tissue damageReduces NF-kB activityDecreases ICAM-1 mRNA expressionReduces IL-1β, TNFα, IL-6, and IFNγ in the acute colitisReduces IL-1β, IL-6 in chronic colitis