FIGURE 5.
Cytokine levels after UVR exposure. Blood from mice subjected to the 5‐week treatment cycle of UVR with or without immediately following topical treatments (Schedule A) was analyzed for the levels of IL‐1β, IL‐6, and TNF‐α. Shown are averages from each group of three mice. *p < 0.05; **p < 0.01; ***p < 0.001; n.s.: No statistical difference (p > 0.05).