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estrogen

estrogen Estrogen refers to a group of hormones, including estrone and 17β-estradiol, that can be present in blood and also made within the brain as neuroestrogens.

Estrogen refers to a group of hormones, including estrone and 17β-estradiol, that can be present in blood and also made within the brain as neuroestrogens. In the brain, they help regulate social behavior and cognition.