Keratinocyte activation is a key event of the skin sensitization AOP.
ARE–Nrf2-luciferase methods are accepted under OECD 442D to address this key event.
LuSens is a human keratinocyte line with an ARE–Nrf2-luciferase reporter.
Results of an inter-laboratory evaluation conducted in five laboratories
Reproducibility of 100% and accuracy in identifying skin sensitizers over 80%