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. Author manuscript; available in PMC: 2007 Sep 27.
Published in final edited form as: J Med Chem. 2006 Jun 15;49(12):3653–3658. doi: 10.1021/jm060343t

Figure 2.

Figure 2

Microscopic visualization of compound 1 in NG108-15 cells: (left) NG108-15 cells with fluorescence compound; (right) non-specific binding obtained by preincubation with the opioid receptor antagonist naloxone.