1. Impaired proteolysis by SPPL2a causes CD74 fragment accumulation that can be recognized by anti‐CD74 autoantibodies in human ankylosing spondylitis. Issue 8 (14th April 2020) Authors: van Kempen, Tessa S.; Leijten, Emmerik F.A.; Lindenbergh, Marthe F.S.; Nordkamp, Michel Olde; Driessen, Christoph; Lebbink, Robert‐Jan; Baerlecken, Niklas; Witte, Torsten; Radstake, Timothy R.D.J.; Boes, Marianne Journal: European journal of immunology Issue: Volume 50:Issue 8(2020) Page Start: 1209 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗