TABLE 1.

Plasmids used in this study

Plasmid	Vector	Insert size (kb)	Source of insert	Relevance
pHHuc1	pCR-XL-TOPO	6.1	H. hepaticus	Urease cluster genes
pC2	pCR-XL-TOPO	7	Irrelevant fragment	Negative control for pHHuc1
pACYC184-nixA	pACYC184	1.2	H. pylori	Nickel transporter gene nixA
pACYC184	pACYC184	None	None	Vector control for pACYC184-nixA
p2:5A	pUC18	4.3	H. hepaticus	Library clone