Table 2.

MICs (µg/mL) of Two Clinical Drug-Resistant H. pylori Isolates

Strain Antibiotic	Hp008			Hp135
	WT	ΔalgC	ΔgalU	WT	ΔalgC	ΔgalU
Amoxicillin	0.047	0.023	0.023	0.032	<0.016	<0.016
Metronidazole	>256	>256	>256	>256	>256	>256
Clarithromycin	>256	8	8	>256	0.016	0.016
Levofloxacin	>32	4	4	0.5	0.125	0.125
Tetracycline	0.047	0.016	0.016	0.094	0.023	0.023
Rifampicin	4	0.125	0.125	0.38	0.047	0.047

Abbreviations: WT, wild type strain; ΔalgC, algC knockout strain; ΔgalU, galU knockout strain.