6Megumi K, Fumiku I.Evaluation of skin damage of cyclic- monoterpens, peneutaneous absorption enhancers, by using cultured human skin cells[J ] .Biol Pharm Bull, 1993,16(9) .912.
7Barry BW. Lipid- protein- partitioning theory of skin penetration enhancement [ J ] . J Controlled Release,1991,15: 237.
8Namba T, Kurokawa M, Kadota S, et al .Development of antiviral therapeutic agents from traditional medicines [J ]. Yakugaku Zasshi, 1998,118(9) : 383.