stem 9THC cells pancreas Other Disorders & Therapeutic Uses PEA immune system TRPV2 CBN PPARγ tumor TRPV3 NADA cerebellum GPR119 Endocannabinoids CBC microglia hippocampus CBDV CBGA Cannabinoid Receptors Δ9THC anti-inflammatory Anandamide Diseases 2AG Synthesizing & Degrading Enzymes nervous system Immune Disorders TRPV1 Cancer PPARα GPR55 appetite putamen THCV Metabolic Disorders memory CB2 CBG CB1 NarGly Brain Disorders THC Terpenes TRPA1 Brain THCA CBD Anandamid OEA thalamus substantia nigra Pain TRPM8 hippocampal Plant Cannabinoids TRPV4 CBDA