Role of the antioxidant response element and the transcription factor
Nrf2 in chemoprevention. ARE, antioxidant response element; Keap1,
Kelch-like ECH associated protein 1, where ECH is chicken Nrf2; Nrf2,
NF-E2 related factor; ERK2, extracellular regulated kinase 2, a
component of the MAP kinase pathway postulated to regulate Nrf2; MRP,
multidrug resistance related protein; MAF, small Maf proteins (MafK).