SSB and systemic lupus erythematosus: For example, in a study on a cohort of systemic lupus erythematous (SLE) patients (n = 277) and age-matched controls (n = 280), we identified 68 novel autoantigens, in addition to 11 known autoantigens, including the well-known SLE autoantigens TROVE2 and SSB [43].