Table 3.

Zone of inhibition and minimum inhibitory concentration (MIC) of 2E,2′E) dibutylstannanediyl bis(4-((4-nitrophenyl)amino)-4-oxobut-2-enoate (DTN) against three strains of H.pylori, using disk diffusion method

Samples	Zone of Inhibition (mm)							MIC (μg/mL)
	0.5 μg/disk	1 μg/disk	2 μg/disk	4 μg/disk	8 μg/disk	16 μg/disk	32 μg/disk
STRAIN I: j63 (cagA-)
DTN	2.33 ± 0.66	3.66 ± 0.33	4.66 ± 0.33	6.0 ± 0.57	10 ± 1.15	12.66 ± 0.33	15.33 ± 1	12
Metronidazole	3.66 ± 0.33	4.66 ± 0.33	5.33 ± 0.66	7 ± 0.57	10.33 ± 1.20	14.66 ± 0.88	22 ± 1.15	4
STRAIN II: j196 (cagA-)
DTN	3 ± 0.57	3.66 ± 0.66	5 ± 0.57	6 ± 1.73	9.33 ± 0.66	12.66 ± 0.88	19 ± 0.57	10
Metronidazole	4 ± 0.57	5 ± 0.57	5 ± 0.57	7.33 ± 0.88	10.33 ± 1.20	15 ± 1.73	20.66 ± 2.30	6
STRAIN III: j107 (cagA+)
DTN	2.66 ± 0.33	4 ± 0.57	4 ± 0.57	6.33 ± 0.66	10.33 ± 1.20	14 ± 0.57	18.66 ± 0.88	10
Metronidazole	4 ± 0.57	4.66 ± 0.33	5.66 ± 0.88	8 ± 1.15	11.33 ± 0.66	15.66 ± 0.33	22.66 ± 0.66	4