Soluble glycoprotein VI, a specific marker of platelet activation is increased in the plasma of subjects with seropositive rheumatoid arthritis. - Stack, John R.; Madigan, Anne; Helbert, Laura; Dunne, Eimear; Gardiner, Elizabeth E.; Andrews, Robert K.; Finan, Roisin; Smyth, Elizabeth; Kenny, Dermot; McCarthy, Geraldine M. (PLoS ONE, 2017)