Abatacept, a CTLA4–Fc fusion protein that modulates T-cell activation, has been developed for the treatment of rheumatoid arthritis. Tay et al. evaluated the effect of abatacept on vaccination ...

Our objective was to assess the efficacy of infliximab, adalimumab and abatacept in patients with rheumatoid arthritis and an inadequate response to methotrexate. The purpose of this type of ...

We combined data from only the ATTEST and AMPLE studies as, apart from these two randomized trials, no other trials have compared biological agents in patients with concomitant use of MTX.