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AMB Express

Table 2 Half inhibition ratios of S1–S6 (95% confidence limits) and the correlation coefficient R

From: Antibacterial evaluation of plants extracts against ampicillin-resistant Escherichia coli (E. coli) by microcalorimetry and principal component analysis

Extracts

IC50/μg mL−1

Lower limit/μg mL−1

Uper limit/μg mL−1

R

S1

190.4

177.2

203.1

0.974

S2

114.6

79.4

174.6

1.906

S3

289.2

252.4

334.3

0.963

S4

372.0

255.5

674.3

0.954

S5

242.4

157.1

426.8

0.934

S6

84.3

67.3

105.9

0.944

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