Fig. 4From: Role of collagen degradation pathway in sphingomyelin synthase 2-deficient mouse skinSphingolipid (sphingomyelin and ceramide) content in the dermis of SMS2-deficient and WT mice. a Sphingomyelin, b ceramide [NS], and c ceramide [NP]. Data are expressed as the mean ± SD, and statistical analysis was performed with the Student’s t test (*p < 0.05, **p < 0.01)Back to article page