TY - JOUR T1 - Cytomegalovirus Enteritis in a Patient with Rheumatoid Arthritis Receiving Baricitinib JF - The Journal of Rheumatology JO - J Rheumatol SP - 1835 LP - 1836 DO - 10.3899/jrheum.191395 VL - 47 IS - 12 AU - Eri Sugawara AU - Kazuo Matsui AU - Yoshiharu Amasaki Y1 - 2020/12/01 UR - http://www.jrheum.org/content/47/12/1835.abstract N2 - T cells play a central role in immunity against cytomegalovirus (CMV)1. Baricitinib, a Janus kinase (JAK) inhibitor, suppresses T cell function by inhibiting JAK-signal transducers and activators of transcription (STAT)2. Interferon-γ (IFN-γ) is one of the major T cell cytokines involved in the immunity against CMV3. Tacrolimus has a strong inhibitory effect on IFN-γ as well as JAK inhibitors4.A 65-year-old male with a 14-year history of … ER -