Emphasized the necessity of CD4 T cells in the pathology of primary biliary cirrhosis using CD4−/−Tg mice.
Tregs in dnTGFβRII mice have impaired suppression to CD8 T cells compared to WT Tregs.
Replace the CD4 T cells lineage by parabiosis can successfully reverse biliary disease.
Replace the CD4 T cells lineage by bone marrow reconstitution can help protecting cholangitis.