RETRACTED: Astragaloside protects oxygen and glucose deprivation induced injury by regulation of microRNA-21 in retinal ganglion cell line RGC-5.

This article has been retracted: please see Elsevier Policy on Article Withdrawal (https://www.elsevier.com/about/our-business/policies/article-withdrawal). This article has been retracted at the request of the Editor-in-Chief. FACS panels from Figures 2D and 4D, as well as FACS panels from Figures 1C and 6C appear similar to each other. Also, panels from figures 1C and 6C appear similar to panels from Figures 1E and 4F of the article published by Hua-Xin Liang, Li-Bo Sun and Nai-Jie Liu in Biomedicine & Pharmacotherapy 109 (2019) 1032-1040 https://doi.org/10.1016/j.biopha.2018.10.122 and Figures 1D, 3E, 6C and 7A of the article published by Fangxi Xue, Zhaoxia Liu, Jian Xu, Xiaoguang Xu, Xingtian Chen and Feng Tian in Biomedicine & Pharmacotherapy 109 (2019) 1951-1959 https://doi.org/10.1016/j.biopha.2018.11.029. Given the comments of Dr Elisabeth Bik regarding this article “As previously described by Christopher …, the Western blot bands in all 400+ papers are all very regularly spaced and have a smooth appearance in the shape of a dumbbell or tadpole, without any of the usual smudges or stains”, the journal requested the authors to provide the raw data. However, the authors were not able to fulfil this request.