Putative Endogenous TRPV1 Agonists
| Compound | Structure | Approximate ED50 as TRPV1 Agonists | Efficacy Relative to Capsaicin In Vitro | Reference |
|---|---|---|---|---|
| Arachidonoyl ethanolamide (Anandamide) | ![]() |
1 – 30 μM1 | Less | (10) |
| 0.5 – 5 μM2 | Less | (12) | ||
| N-arachidonoyl- dopamine | ![]() |
50 nM2 | ~ Equal | (12) |
| 9-hydroxyoctadecadienoic acid (9-HODE) | ![]() |
300 nM1 | Less | (4) |
| 13-hydroxyoctadecadienoic acid (13-HODE) | ![]() |
800 nM3 | Less | (4) |
| 12-hydroperoxyeicosatetraenoic acid (12-(S)-HPETE | ![]() |
8 μM1 | Less | (11) |
| 15-hydroperoxyeicosatetraenoic acid (15-(S)-HPETE) | ![]() |
9 μM1 | Less | (11) |
| N-oleoyl-dopamine | ![]() |
36 nM3 | ~ Equal | (13) |