by Karolinska Institutet Muscle-infiltrating T cells in idiopathic inflammatory myopathies. Credit: Karine Chemin In the first study of its kind, researchers at Karolinska Institutet and rheumatologists at Karolinska Sjukhuset have characterized T cells in the muscle tissue of patients with idiopathic inflammatory myopathies. They show that the same T cells persist in the muscle over time despite immunosuppressive...