Oxygen glucose deprivation-pretreated astrocyte-derived exosomes attenuates intracerebral hemorrhage (ICH)-induced BBB disruption through miR-27a-3p /ARHGAP25/Wnt/β-catenin axis. - Hou, Ying; Xie, Ye; Liu, Xiaoxuan; Chen, Yushan; Zhou, Fangfang; Yang, Binbin (Fluids & Barriers of the CNS, 2024)