RETRACTED: Astragalus polysaccharide promotes proliferation and osteogenic differentiation of bone mesenchymal stem cells by down-regulation of microRNA-152.

This article has been retracted: please see Elsevier Policy on Article Withdrawal (https://www.elsevier.com/about/our-business/policies/article-withdrawal). This article has been retracted at the request of the Editor-in-Chief and the authors. Given the comments regarding Figure 1B of this article https://pubpeer.com/publications/C7C586297DA52213799146DCD21CD4, the journal requested the corresponding authors to provide the raw data of the results presented by the article. While initially fulfilling the request, the authors eventually requested the retraction of the article as they were not able to confirm the accuracy of the data and the conclusions of the article.