Table 3.

Expression of motility and chemotactic genes up-regulated ≥2-fold in vivo compared with pH 7.4 in vitro and comparison with previously published in vitro acid-induced global transcriptome analyses

Accession no.	Mean ± SEM	Description	In vitro increased transcription to low pH, by ref.
HP0601	20.69 ± 14.06	Flagellin A (flaA)	5
HP0115	2.19 ± 1.51	Flagellin B (flaB)	4, 5
HP0870	4.53 ± 0.79	Flagellar hook (flgE)
HP0908	3.07 ± 0.39	Flagellar hook (flgE)	4
HP1585	3.93 ± 0.44	Flagellar basal-body rod protein (flgG)*	5
HP1559	2.98 ± 0.77	Flagellar basal-body rod protein (flgB)	4, 5
HP1557	4.45 ± 0.95	Flagellar basal-body protein (fliE)	5
HP0325	2.27 ± 0.50	Flagellar basal-body L-ring protein (flgH)
HP0907	3.56 ± 0.68	Hook assembly protein, flagella (flgD)
HP1233	2.50 ± 0.54	H. pylori predicted coding region HP1233flgJ-like
HP1192	5.38 ± 1.66	Secreted protein involved in flagellar motility*	3, 5
HP0232	4.17 ± 1.37	Secreted protein involved in flagellar motility	2
HP1462	2.22 ± 0.61	Secreted protein involved in flagellar motility
HP1067	2.34 ± 0.66	Chemotaxis protein (cheY)	5
HP0393	4.38 ± 0.72	Chemotaxis protein (cheV)	5
HP0019	2.79 ± 0.75	Chemotaxis protein (cheV)	5
HP0103	2.87 ± 1.76	Methyl-accepting chemotaxis protein (tlpB)	2
HP0599	10.17 ± 0.24	Methyl-accepting chemotaxis protein

Genes identified as members of the ArsRS regulon are in bold.

*See ref. 7.