Assertion: serotonin | /r/HasProperty | unopposed
Facets:
value: relatively
type: DEGREE
value: in their absence
type: TEMPORAL
Source sentences:
text: The brain-protecting neurosteroids, including pregnenolone and progesterone, which are increased by some kinds of stimulation, are decreased by isolation stress, and in their absence, serotonin and the glucocorticoids are relatively unopposed.