TNFRSF1B and infection: To assess the relative contribution of the cell specific TNFRs expression on cell recruitment to the liver during the early responses to intravenous BCG infection, WT, TNFR1 KO, TNFR1-M KO, TNFR1-T KO, TNFR2 Flox, TNFR2-M KO and TNFR2-T KO mice were infected with living BCG and liver analyzed at 2-weeks post-infection.