AMELX and pemphigus foliaceus: In the BLM-induced PF model, the BLM alone group exhibited significantly elevated HYP levels and obvious collagen deposition in lungs when compared with the control group (Figures 1 and 2), but 1 week after BLM administration, α-MG treatments for 2 weeks significantly decreased lung inflammatory and fibrotic lesions in C57/BL6 mice (Figure 1).