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. 2019 Apr 29;21:107. doi: 10.1186/s13075-019-1878-y

Fig. 1.

Fig. 1

Type I IFN activity and levels of IFN-α, IFN-γ and IFN-λ1 in SLE patients and population controls. Type I IFN activity in vitro (a) and IFN-γ levels (b), IFN-α (c) and IFN-λ1 (d) were all higher in SLE patients then population controls (Mann-Whitney U test). The dashed boxes indicate individuals with high levels (> 75th percentile of patient measures) of each investigated IFN