1. vivo. However one cannot exdude the pos- not been elucidated the fact that they are
2. sibility that such metabolites contribute to stable may render them useful as dosimeters
3. the in vivo binding solely on the basis of in for human exposure to 1 -nitropyrene.
4. vitro findings. Even though the structures
5. of the 1-nitropyrene-heme adducts have