Selected papers presented at a symposium, held on 18-21 April 1993 in Espoo, Finland. At head of title: World Health Organization, International Agency for Research on Cancer. Includes bibliographical references.

Occupational exposure of workers to 1,3-butadiene / J. Fajen -- The occupational scene of styrene / P. Pfaffli and A. Saamanen -- Exposure to styrene in the general Canadian population / R. Newhook and I. Caldwell -- Interspecies differences in metabolism and kinetics of 1,3-butadiene, isobutene and styrene / H.M. Bolt -- Research strategy for assessing target tissue dosimetry of 1,3-butadiene in laboratory animals and humans / J.A. Bond, G.A. Csanady, T. Leavens and M.A. Medinsky -- Species differences in metabolism of 1,3-butadiene in vivo / R.F. Henderson, W.E. Bechtold, P.J. Sabourin, K.R. Maples and A.R. Dahl -- A pharmacokinetic model to describe toxicokinetic interactions between 1,3-butadiene and styrene in rats: predictions for human exposure / J.G. Filser, G. Johanson, W. Kessler, P.E. Kreuzer, P. Stei, C. Baur and G.A. Csanady -- Kinetics of urinary excretion and effects on colour vision after exposure to styrene / F. Gobba and A. Cavalleri. Dose-dependent kinetics of inhaled styrene in man / A. Lof and G. Johanson -- Characterization of human cytochrome P450 isozymes responsible for styrene metabolism / T. Nakajima, E. Elovaara, F.J. Gonzalez, H.V. Gelboin, H. Vainio and T. Aoyama -- [superscript 32]P-Postlabelling of DNA adducts of styrene oxide-modified DNA and in workers exposed to styrene / P. Vodicka and K. Hemminki -- Estimating internal dose of 1,3-butadiene: preliminary data on use of modified purine bases as markers of exposure / K. Peltonen, P. Koivisto, I. Neagu, R. Kostiainen.