1. Tissue specificity of extrahepatic monooxygenases in the metabolism of xenobiotics;E, I.Hietanen; H, Bartsch; M, Ahotupa; SS, Park; HV, Gelboin,1985
2. Physiological defence against xenobiotics at their portals of entry to the organism;Hanninen 0, Aitio A, Hietanen E;Med Biol,1979
3. Intestinal absorption and metabolism of xenobiotics;Chhabra, R.S.;Environ Hlth Perspect,1979
4. Role of extrahepatic metabolism;Vainio, H.; Hietanen, E.,1980
5. Oxidation and subsequent glucuronidation of 3,4-benzopyrene in everted intestinal sacs in control and 3-methylcholantrene-pretreated rats;Hietanen, E.;Pharmacology,1980