Differential modulation of estrogen receptors (ERs) in ischemic brain injury: a role for ERα in estradiol-mediated protection against delayed cell death - Dubal, D B; Rau, S W; Shughrue, P J; Zhu, H; Yu, J; Cashion, A B; Suzuki, S; Gerhold, L M; Bottner, M B; Dubal, S B (Endocrinology, 2006)