Research Article

Circadian Rhythms of Oxidative Stress Markers and Melatonin Metabolite in Patients with Xeroderma Pigmentosum Group A

Figure 4

Circadian rhythm of urinary levels of total antioxidant power (TAO) (μM) in younger age group (a) and older age group (b). Solid and dotted lines denote values of patients with xeroderma pigmentosum group A (XPA) and controls, respectively.
(a)
(b)