RETRACTED: Quercetin suppresses insulin receptor signaling through inhibition of the insulin ligand-receptor binding and therefore impairs cancer cell proliferation

We have been contacted by the corresponding author Yong Yang and by Houston Methodist Research Institute, who after investigation has concluded that the data of another researcher had been copied without authorization. The scientific community takes a very strong view on this matter and apologies are offered to readers of the journal that this was not detected during the submission process.