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. Author manuscript; available in PMC: 2012 Jan 1.

Published in final edited form as: Environ Mol Mutagen. 2011 Jan;52(1):58–68. doi: 10.1002/em.20581

Fig. 4 — DNA damage in Group 2 placentas determined by (A) IHC, (B) ³²P-postlabeling and (C) AB site analysis. Samples are in the same order in each frame and grouped as: smokers (); non-smokers with ETS exposure (); and, non-smokers without ETS exposure ().

Inline graphic — DNA damage in Group 2 placentas determined by (A) IHC, (B) ³²P-postlabeling and (C) AB site analysis. Samples are in the same order in each frame and grouped as: smokers (); non-smokers with ETS exposure (); and, non-smokers without ETS exposure ().