Impact of C4, C4A and C4B gene copy number variation in the susceptibility, phenotype and progression of systemic lupus erythematosus.
Kaline Medeiros Costa PereiraSandro PerazzioAtila Granado A FariaEloisa Sa MoreiraViviane C SantosMarcelle GreccoNeusa Pereira da SilvaLuis Eduardo Coelho de AndradePublished in: Advances in rheumatology (London, England) (2019)
This study confirms the association between low C4 GCN and SLE susceptibility, and originally demonstrates an association between low C4A GCN and disease severity.