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. 2008 Jun 30;155(2):236–243. doi: 10.1038/bjp.2008.253

Table 1.

Neuropeptide-induced contraction in rabbit vaginal strips

Peptide EC50 (nM) Slope Emax (mN) n
AVP 9.5±1.8 1.5±0.2 5.7±0.7 28
Oxytocin 206±83.2 0.8±0.1 12.4±2.2 13
NPY NE NE NE 6
MCH NE NE NE 8

Abbreviations: AVP, vasopressin; MCH, melanin-concentrating hormone; NPY, neuropeptide Y; NE, no effect.