Fig. 4

Mitochondria encoded OXPHOS expression is lower in IPF BAL cells. a mt-ND1 b mt-ATP6, c 12srRNA and d NRF1 relative mRNA expression in BALF cells from IPF (n = 42) and control (n = 14) subjects normalized to GAPDH (patients characteristics Additional file 2: Table S4). (Data represented as median with interquartile range, *p < 0.05, **p < 0.01, Mann-Whitney test)