Colorectal cancer (CRC) is one of the most prevalent cancers worldwide. While scientists believe that gut microbiota play an important role in both the onset and progression of CRC, emerging evidence points to the significance of intratumoral microbiota-microbiota inside tumors-in CRC progression. Nevertheless, little research has been done on the impact of genetics on intratumoral microbiota in CRC patients. Now, a recent study by the Guangzhou Institutes of Biomedicine and Health of the Chinese Academy of Sciences, in collaboration with Sun Yat-sen University and the University of Hong Kong, has focused on this relationship and its effect on CRC. The…