Retraction to: MicroRNA-133a suppresses the proliferation,migration,and invasion of laryngeal carcinoma cells by targeting CD47

The Editor-in-Chief of Tumor Biology retracts the following publication:

Li H, Wang Y, Li YZ. MicroRNA-133a suppresses the proliferation, migration, and invasion of laryngeal carcinoma cells by targeting CD47. Tumor Biology. 2016;37:16103–16113. doi: 10.1007/s13277-016-5451-x

The authors contacted the editorial office to request a retraction. According to them, cell line contamination jeopardized the results, deemed not reliable.

After receiving the retraction request, investigation by the editorial office found on PubPeer concerns related to image manipulation in Figures 5 and 6, not refuted by the authors.