Alteration of mRNA levels of delta-aminolevulinic acid synthase, ferrochelatase and heme oxygenase-1 in griseofulvin induced protoporphyria mice - Inafuku, K; Takamiyagi, A; Oshiro, M; Kinjo, T; Nakashima, Y; Nonaka, S (J Dermatol Sci, 1999)