[Retracted] Effect of metformin on cell proliferation, apoptosis, migration and invasion in A172 glioma cells and its mechanisms.

This article, titled "[Retracted] Effect of metformin on cell proliferation, apoptosis, migration and invasion in A172 glioma cells and its mechanisms," was published in Molecular Medicine Reports in 2019. However, it has since been retracted by the journal due to concerns about the authenticity of the data presented. A concerned reader pointed out that the data in Figures 2 and 6 were similar to data from other articles by different authors. The authors were asked for an explanation but did not respond. The journal apologizes for any inconvenience caused. [Extracted from the article]