Retraction of: Scientific Reports https://doi.org/10.1038/s41598-017-10365-3, published online 30 August 2017

This Article is being retracted at the request of the corresponding author, because the authors did not obtain relevant permissions from the Liver Cancer Laboratory at Xiangya Hospital, Central South University, who is the owner of some of the clinical specimens and related data for the use of these materials in the study.

Xiong Lei, Shuai Xiao, and Taiyuan Li agreed to the retraction. The other authors could not be reached.