The article "ZNF797 plays an oncogenic role in gastric cancer" by D. Momenzadeh, S. Rahman Zadeh, M. Rezaei-Tavirani, A. Baradaran-Rafii, F. Ghasemvand and S. Heidari-Keshel published in Genetics and Molecular Research vol. 13 (4), pp. 8421-8427 in 2014, DOI: http://dx.doi.org/10.4238/2014.October.20.18, has been found to be substantially equal to the article "Role of SALL4 in the progression and metastasis of colorectal cancer" published in the Journal of Biomedical Science, vol. 20, p. 6 in 2013, DOI: 10.1186/1423-0127-20-6, by other authors. The corresponding author of the article published in Genetics and Molecular Research, Saeed Heidari-keshel, alerted our editorial staff about this situation and requested that the article should be retracted. After review and after contacting the authors, the editors of Genetics and Molecular Research have decided to retract the article. The authors and their institutions have been advised of this serious breach of ethics.