Figure 3.
(A) Comparison of relative PCSK6 (proprotein convertase subtilisin/kexin type 6) staining intensity between idiopathic pulmonary fibrosis (IPF) cases and non-IPF control subjects demonstrated significantly higher median intensity in IPF lungs (P < 0.001). (B) Survival was lower among IPF cases with PCSK6 staining intensity above the median. NL = non-IPF control subjects.