Assertion: estrogen | /r/HasProperty | active
Facets:
value: in the brain
type: LOCATION
Source sentences:
text: Estrogen is active in the brain as well, and is involved in regulating learning, memory, and mood.
text: Estrogen is an active hormone that is actually able to increase the production of its own receptors.
text: Given that one of the most significant metabolic differences between men and women is estrogen levels, estrogen and cancer is an area of active research.