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. Author manuscript; available in PMC: 2011 Sep 15.
Published in final edited form as: J Anal Toxicol. 2009 Jun;33(5):243–252. doi: 10.1093/jat/33.5.243

Figure 1.

Figure 1

Chromatogram of the quantifier transitions for morphine, codeine, 6-acetylmorphine (6AM), benzoylecgonine (BE), cocaine, 2-ethylidene-1,5-dimethyl-3,3-diphenylpyrrolidine (EDDP), and methadone in extracted blank placenta (A), placenta fortified at the limit of quantification (B), and authentic placenta from an opioid-dependent woman maintained on daily methadone with a total cumulative dose of 11,760 mg (75 mg methadone the day of delivery) (C). The authentic placenta contained morphine (42.3 ng/g), codeine (2.6 ng/g), cocaine (7.9 ng/g), BE (496.3 ng/g), methadone (1346.3 ng/g), and EDDP (84.7 ng/g) indicating heroin or morphine, cocaine, and methadone exposure.