Estrogen receptor,including nuclear receptor and membrane receptor,exert transcriptional regulatory functions through genomic and non-genomic effects,respectively.Estrogen receptor are expressed in the hypothalamus,hippocampus,amygdala and cortex of the brain and play a role in synaptic plasticity,learning and memory,cognition and neuroprotection.This review summarized the structure,classification,and roles of estrogen receptor in a variety of central nervous system diseases,including Alzheimer's disease,Pa...