Table 2. Minimum inhibitory concentration (MIC) values of test gallotannin and antibiotics gentamicin and trimethoprim against planktonic cells of multidrug- resistant uropathogenic E. coli.

Microorganisms	TG	GM	TMP
E. coli (ATCC 8739)	10.66 ± 4.61	26.66 ± 9.23	13.33 ± 4.61
E. coli (EC1601)	13.33 ± 4.61	53.33 ± 18.47	26.66 ± 9.23
E. coli (EC1602)	16.00 ± 0.00	64.00 ± 0.00*	26.66 ± 9.23
E. coli (EC1603)	13.33 ± 4.61	53.33 ± 18.47	32.00 ± 0.00*
E. coli (EC1604)	13.33 ± 4.61	64.00 ± 0.00*	32.00 ± 0.00*
E. coli (EC1605)	13.33 ± 4.61	64.00 ± 0.00*	32.00 ± 0.00*
E. coli (EC1606)	16.00 ± 0.00	64.00 ± 0.00*	32.00 ± 0.00*
E. coli (EC1607)	13.33 ± 4.61	64.00 ± 0.00*	32.00 ± 0.00*

Values are mean ± SD of triplicate experiment

*p < 0.05 in comparison with type strain

TG: Test gallotannin; GM: Gentamicin; TMP: Trimethoprim;