CTSH and melanoma: Cathepsin H was found to inhibit BCC (OR = 0.9587, 95% CI: 0.9275–0.9909, P < .05), melanoma (OR = 0.9335, 95% CI: 0.8729–0.9983, P < .05), and CSCC (OR = 0.961, 95% CI: 0.946–0.976, P < .05).