AGBL3 and rheumatoid arthritis: Comparison of anti-CCP3(−), At-Risk and Early RA participants The union of DML across cohorts 1 and 2 corresponded to 662, 1007, and 505 DML in B cells, memory T cells and naïve T cells, respectively, across anti-CCP3(−) Controls, At-Risk and Early RA groups.