Retrospective Study
Copyright ©The Author(s) 2016.
World J Gastroenterol. May 14, 2016; 22(18): 4567-4575
Published online May 14, 2016. doi: 10.3748/wjg.v22.i18.4567
Table 4 Association of Helicobacter pylori cagA+ infection as detected by PCR with DNA methylation of the promoter regions of target genes in 33 esophageal and gastric biopsies
Helicobacter pylori infection by PCR
P value
NegativePositive
Esophageal biopsies
DAPKUnmethylated1400.0041
Methylated109
THBS1Unmethylated1520.0571
Methylated97
CDH1Unmethylated1110.107
Methylated138
p14Unmethylated1850.400
Methylated64
Gastric biopsies
DAPKUnmethylated1760.444
Methylated64
THBS1Unmethylated1530.062
Methylated77
CDH1Unmethylated610.397
Methylated179
p14Unmethylated1480.440
Methylated82