CYCS and hepatocellular carcinoma: In addition, unique microbial genes were found in each group, including 59 genes in CYR, 24 genes in YKR, 23 genes in LCR, 23 genes in LCR, 15 genes in HCC, YKC and LCC, 9 genes in HCR and 7 genes in CYC (Figure 5).