Front. Neurosci. Frontiers in Neuroscience Front. Neurosci. 1662-453X Frontiers Media S.A. 10.3389/fnins.2021.648121 Neuroscience Correction Corrigendum: MicroRNA Let-7i Is a Promising Serum Biomarker for Post-stroke Cognitive Impairment and Alleviated OGD-Induced Cell Damage in vitro by Regulating Bcl-2 Wang Zhan-Qiang 1 2 3 Li Kuo 1 2 4 Huang Jie 3 Huo Tian-Tian 1 2 Lv Pei-Yuan 1 2 * 1Department of Neurology, Hebei Medical University, Shijiazhuang, China 2Department of Neurology, Hebei General Hospital, Shijiazhuang, China 3Department of Neurology, Cangzhou People's Hospital, Cangzhou, China 4No. 2 Department of Neurology, Cangzhou Central Hospital, Cangzhou, China *Correspondence: Pei-Yuan Lv lvpeiyuanwork@yeah.net

Approved by: Frontiers Editorial Office, Frontiers Media SA, Switzerland

This article was submitted to Neurodegeneration, a section of the journal Frontiers in Neuroscience

 29 01 2021 2021 15 648121 31 12 2020 05 01 2021 Copyright © 2021 Wang, Li, Huang, Huo and Lv. 2021 Wang, Li, Huang, Huo and Lv

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 A Corrigendum on MicroRNA Let-7i Is a Promising Serum Biomarker for Post-stroke Cognitive Impairment and Alleviated OGD-Induced Cell Damage in vitro by Regulating Bcl-2 by Wang, Z.-Q., Li, K., Huang, J., Huo, T.-T., and Lv, P.-Y. (2020). Front. Neurosci. 14:215. doi: 10.3389/fnins.2020.00215 miR-let-7i microRNA post-stroke cognitive impairment Bcl-2 cell damage oxygen–glucose deprivation

In the published article, there was an error regarding the affiliations for Zhan-Qiang Wang, Kuo Li, Tian-Tian Huo, and Pei-Yuan Lv. All of these authors are also affiliated to the Department of Neurology, Hebei Medical University, Shijiazhuang, China.

Additionally, there was an error in the original affiliation 3, now amended to be affiliation 4. Instead of “Department of Neurology, Cangzhou Central Hospital, Cangzhou, China” it should be “No. 2 Department of Neurology, Cangzhou Central Hospital, Cangzhou, China.”

The authors apologize for these errors and state that they do not change the scientific conclusions of the article in any way. The original article has been updated.