Table 3.

 Results of PCR for helicobacter species and DNA sequence comparison

Group	PCR positive for helicobacter species	16S rDNA sequence alignment
		N	Strain	Accession no
HCC (n = 20)	8	6	H pylori	Z25742 AF302106
Not HCC (n = 16)	0

HCC, hepatocellular carcinoma; PCR, polymerase chain reaction.