Question: What hormone is linked as a stress defense in plants as well as an antidepressant in humans?
Sentence (from "Pharmacology of antidepressants"): The earliest and probably most widely accepted scientific theory of antidepressant action is the monoamine hypothesis (which can be traced back to the 1950s), which states that depression is due to an imbalance (most often a deficiency) of the monoamine neurotransmitters (namely serotonin, norepinephrine and dopamine).
Relevant evidence: No