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Anandamide: some like it hot.

V Di Marzo¹, T Bisogno, L De Petrocellis

¹Istituto per la Chimica di Molecole di Interesse Biologico, Consiglio Nazionale delle Ricerche, Viale Toiano 6, Arco Felice, 80072 Napoli, Italy. vdimarzo@icmib.na.cnr.it

Trends in Pharmacological Sciences

|June 30, 2001

Summary

Anandamide, the first cannabinoid receptor ligand, also activates vanilloid type 1 receptors (VR1). Regulatory factors enhance this activation, suggesting anandamide may function as an "endovanilloid" in specific physiological conditions.

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Area of Science:

Neuroscience
Pharmacology
Endocannabinoid System

Background:

Anandamide identified as the first endogenous cannabinoid receptor ligand in 1992.
Anandamide also activates capsaicin receptors, known as vanilloid type 1 receptors (VR1).

Purpose of the Study:

To investigate the controversial role of anandamide as a physiological ligand for vanilloid type 1 receptors (VR1).

Main Methods:

Review of recent scientific reports on anandamide's interaction with VR1 receptors.
Analysis of factors influencing anandamide's activation of VR1.

Main Results:

Anandamide's activation of VR1 receptors can be significantly enhanced by various regulatory factors.
Evidence suggests a potential physiological role for anandamide at VR1.

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Conclusions:

Anandamide may act as an
endovanilloid
under specific conditions due to enhanced VR1 activation.
Further research is warranted to fully elucidate anandamide's function at VR1 receptors.