Polymorphism of virulence genes and biofilm associated with in vitro induced resistance to clarithromycin in Helicobacter pylori

Table 7 Average H. pylori biofilm formed on day 7

Isolate	Group	Sample ID	Average OD_{595 nm} reading	Fold difference
Isolate	Group	Sample ID	Average OD_{595 nm} reading	B vs S (p-value)	R vs S (p-value)	R vs B (p-value)
UM171	S	UM171-S	0.14	2.07 (< 0.05)	2.36 (< 0.05)	1.14 (≥ 0.05)
	B	UM171-B	0.29
	R	UM171-R	0.33
UM626A1	S	UM626A1-S	0.22	1.39 (< 0.05)	2.03 (< 0.05)	1.45 (< 0.05)
	B	UM626A1-B	0.36
	R	UM626A1-R	0.49
UM650B	S	UM650B-S	0.21	1.86 (< 0.05)	2.19 (< 0.05)	1.18 (< 0.05)
	B	UM650B-B	0.40
	R	UM650B-R	0.47
UM678A	S	UM678A-S	0.19	1.95 (< 0.05)	2.63 (< 0.05)	1.35 (< 0.05)
	B	UM678A-B	0.38
	R	UM678A-R	0.52

ISSN: 1757-4749