The NATO Advanced Study Institute of "Molecular and Applied Aspects of Oxida- tive Drug Metabolizing Enzymes" was held in Tekirova, Antalya, Turkey, from August 31 to September 11, 1997. This Institute was the third of a series of the NATO ASIs on a similar topic relating to the enzymes of oxidative metabolism of xenobiotics. The first NATO ASI in this series, entitled "Molecular Aspects of Monooxygenases and Bioactiva- tion of Toxic Compounds" (NATO ASI Series A: Life Sciences, Vol. 202), was held in