just as morphine is a natural plant product able to activate the µ-opioid receptor, salvinorin A is a natural plant product able to activate the KOR. The strongly psychotomimetic actions of salvinorin A suggest that the dynorphin/-opioid system may have
Salvia refers to the root of Salvia miltiorrhiza, sometimes described as Chinese sage or red sage root. Salvia root (danshen), as employed in Chinese medicine, is different in nature from the other sage herbs, despite the botanical relationship.