TABLE 1.

Primer pairs with low detection limit of <100 CFU/ml for H. pylori only, a mixture of H. pylori plus gastric tissues, and a mixture of H. pylori plus saliva

Target gene	Primer pair	Detection limit (CFU)
		H. pylori DNA only	H. pylori DNA + gastric tissues	H. pylori DNA+ saliva tissues
16S rRNA	Hp1/Hp2	1-10	1-10	1-10
HP0075-0076	EHC-U/EHC-L	1-10	1-10	1-10
ureA	HP64-f/HP64-r	1-10	1-10	10-100
vacA	VAG-F/VAG-R	1-10	10-100	10-100
glmM	ICT37/ICT38	10-100	10-100	1-10