“…This MHC susceptibility is similar to the increased risk of arthritis in humans who express the DR4 epitope. The incidence of CIA in various H-2q strains like DBA/1, B10.Q and BUB varies from 75% to 100% [28]. However, another murine strain, SWR, is unique in that it is resistant to arthritis induction despite expressing H-2q.…”