TABLE 1.

Primers used for H. heilmannii, H. pylori, and H. felis urease B gene amplification

Species	Primer direction a and sequence	EMBL accession no.	Product size (bp)
H. heilmannii	F, 5′-GGGCGATAAAGTGCGCTTG-3′	L25079	580
	R, 5′-CTGGTCAATGAGAGCAGG-3′
H. pylori	F, 5′-GGAATTCCAGATCTATGAAAAAGATTAGCAGAAAAG-3′	M60398	1,707
	R, 5′-GGAATTCGTCGACCTAGAAAATGCTAAAGAGTTG-3′
H. felis	F, 5′-ATGAAACTAACGCCTAAAGAACTAG-3′	X69080	1,150
	R, 5′-GGAGAGATAAAGTGAATATGCGT-3′

^aF, forward; R, reverse.