GAPDH and prostate cancer: Following the publication of this paper, it was drawn to the Editor's attention by a concerned reader that the GAPDH control western blotting data shown in Fig. 2B were strikingly similar to data appearing in different form in Fig. 1E in another article written by different authors at different research institutes [Liang T, Ye X, Liu Y, Qiu X, Li Z, Tian B and Yan D: FAM46B inhibits cell proliferation and cell cycle progression in prostate cancer through ubiquitination of β‐catenin.