New Psychoactive Substances: Major Groups, Laboratory Testing Challenges, Public Health Concerns, and Community-Based Solutions

Figure 1

(a) Major localized sites and associated functions of the cannabinoid receptor type-1 in humans; (b) subcellular cannabinoid receptor type 1 localization (adapted from [91]). Cannabinoid receptor type-1 is widely spread in the brain and modulates the release of presynaptic neurotransmitter and many brain functions.

(a)

(b)