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. Author manuscript; available in PMC: 2014 May 24.
Published in final edited form as: J Nat Prod. 2013 May 9;76(5):824–828. doi: 10.1021/np300653d

Table 2.

Binding Affinity Assay of the Compounds (1–6) for Human Opioid Receptors (subtype δ, κ and μ) and Cannabinoid Receptors (subtype CB1 and CB2)

Opioid Receptors (%) Cannabinoid Receptors (%)

Compound δ κ μ CB1 CB2
1 45.7 24. 7 8.7 n.t.a n.t.
2 44.7 11.4 22.4 n.t. 44.5
3 −60.3 8.1 41.3 47.4 27.7
4 54.9 32.7 24.0 n.t. 46.3
5 −3.1 9.0 63.5 26.2 14.8
6 −27.8 −56.0 84.9 30.7 13.0
Naloxone 103.4 105.6 100.1 n.t. n.t.
CP 55,940 n.t. n.t. n.t. 88.8 90.3
a

Not Tested