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