Fig. 6

Increasing defense mechanisms protects C. elegans from light toxicity. a Lifespan of daf-2(e1370) mutants versus N2 worms under PD, LD, SD, and NL photoperiods. b Lifespan of isp-1(qm150) mutants versus N2 worms under PD, LD, SD, and NL photoperiods. c, d Lifespan of N2 worms supplemented with low (5 mM) or high (10 mM) concentration of VitC or NAC versus vehicle under SD condition (c) or bench light (BL) condition (d); NL+ vehicle was used as additional control