Underneath ailments of very low CB1R density, THC antagonises endogenous agonists possessing larger receptor efficacy than THC19. THC also allosterically modulates opioid receptors20, which can give supplemental indirect routes for altering dopamine transmission21. Also, THC has psychoactive metabolites with CB1R affinity, additional complicating the analyses of receptor binding studi... https://claytonerndm.blogdal.com/33447979/the-basic-principles-of-psychoactive-effects