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. 2003 Dec 8;141(1):132–140. doi: 10.1038/sj.bjp.0705583

Table 1.

Summary of the effects of ORL1 ligands on spontaneous locomotor activity in mice

    Effect of putative ORL1 antagonists and naloxone
ORL1 ligands Effect NNN NBZ UFP-101 Naloxone
NC low doses Stimulation Blockade Blockade Blockade 0
NC high doses Inhibition Blockade Blockade Blockade 0
Ro 64-6198 Inhibition 0 0 Blockade Potentiation

0–no significant effect.