Ho H

7[i,8(ï,9|},10[i-Tetrahydroxy-7,8,9,10-tetrahydrobenzo[a]pyrene

7[i,8(ï,9|},10[i-Tetrahydroxy-7,8,9,10-tetrahydrobenzo[a]pyrene

Figure 4 Benzo[a]pyrene and the metabolites that have been identified in cultures of Cunninghamella elegans (adapted from Cerniglia and Gibson 1979; Cerniglia et al. 1992; Cerniglia 1997). The absolute stereochemistry of some of the compounds and the structures of the glucuronide and sulfate conjugates are not known.

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