PARP1 and skin basal cell carcinoma: One-way ANOVA, followed by Bonferroni post hoc test, indicated overexpression of PARP1 in BCC lesions compared with normal surrounding skin structures, such as the epidermis (P = 0.035), sebaceous glands (P < 0.001), and hair follicles (P < 0.001) (Fig. 5C).