Circular RNA circ-SMAD7 promoted glioma cell proliferation and metastasis by upregulating PCNA

Since this article has been suspected of research misconduct and the corresponding authors did not respond to our request to prove originality of data and figures, “Circular RNA circ-SMAD7 promoted glioma cell proliferation and metastasis by upregulating PCNA, by C.-Y. Zuo, W. Qian, C.-J. Huang, J. Lu, published in Eur Rev Med Pharmacol Sci 2019; 23 (22): 10035-10041–DOI: 10.26355/eurrev_201911_19570 –PMID: 31799673” has been withdrawn.\nThe Publisher apologizes for any inconvenience this may cause.\nhttps://www.europeanreview.org/article/19570