Figure 66

![Figure 66: Structural model of the GPR55 receptor, an orphan G-protein coupled receptor that responds to certain phytocannabinoids. GPR55 activation has been linked to changes in intracellular calcium signaling relevant to neuronal excitability.]()

> Source: Lara Senn et al. "Receptors and Channels Possibly Mediating the Effects of Phytocannabinoids on Se." *Pharmaceuticals (Basel, Switzerland)*, 2020. PMID: [32751761](https://pubmed.ncbi.nlm.nih.gov/32751761/)

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  <img src="" alt="Structural model of the GPR55 receptor, an orphan G-protein coupled receptor that responds to certain phytocannabinoids. GPR55 activation has been linked to changes in intracellular calcium signaling relevant to neuronal excitability." />
  <figcaption>Figure 66. Structural model of the GPR55 receptor, an orphan G-protein coupled receptor that responds to certain phytocannabinoids. GPR55 activation has been linked to changes in intracellular calcium signaling relevant to neuronal excitability.<br>  Source: Lara Senn et al. "Receptors and Channels Possibly Mediating the Effects of Phytocannabinoids on Se." <em>Pharmaceuticals (Basel, Switzerland)</em>, 2020. PMID: <a href="https://pubmed.ncbi.nlm.nih.gov/32751761/">32751761</a></figcaption>
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