Abstract
The well-documented mutagenicities and tumorigenicities of many nitro polycyclic aromatic hydrocarbons (nitro PAHs) in experimental models have raised the issue of the potential hazards of exposure to these compounds to humans. While several nitro PAHs have become objects of study due to their quantitative importance in the environment or their extremely potent mutagenic activities in Salmonella tester strains, 6-nitrochrysene (6-NC) came to be of interest primarily because of its highly potent carcinogenic activity in the preweanling mouse bioassay (1–5). However, when applied to mouse skin prior to repeated doses of the tumor promoter 12-0-tetradecanoylphorbol 13-acetate, 6-NC was found to be a weak initiator and, in contrast to the situation in the preweanling mouse model, was less active than the parent compound, chrysene (6,7). It is thus of considerable interest to determine the reason for the high carcinogenic potency of 6-NC in the preweanling mouse and the meaning of the results of the mouse bioassays in terms of assessing the potential risk of 6-NC and related compounds to humans.
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Delclos, K.B., Talaska, G., Walker, R.P., Brassinne, C., Sculier, J.P. (1990). Metabolic Activation of 6-Nitrochrysene and 6-Aminochrysene in Vitro and in Vivo . In: Howard, P.C., Hecht, S.S., Beland, F.A. (eds) Nitroarenes. Environmental Science Research, vol 40. Springer, Boston, MA. https://doi.org/10.1007/978-1-4615-3800-4_27
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DOI: https://doi.org/10.1007/978-1-4615-3800-4_27
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