Anti-peptidylarginine deiminase-4 antibodies at mucosal sites can activate peptidylarginine deiminase-4 enzyme activity in rheumatoid arthritis.
Demoruelle MK, Wang H, Davis RL, Visser A, Hoang J, Norris JM, Holers VM, Deane KD, Darrah E. Anti-peptidylarginine deiminase-4 antibodies at mucosal sites can activate peptidylarginine deiminase-4 enzyme activity in rheumatoid arthritis. Arthritis Res Ther. 2021 06 06; 23(1):163.