highly significantp < 0.01
As shown in Figure 4 C, a significant decrease of NRF2 transcript was detected in UV-exposed FBs, while an increase was found in UV/NGF-exposed FBs at 1 ng/mL NGF and 10 ng/mL NGF ( p < 0.05), highly significant at 100 ng/mL NGF ( p < 0.01).