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Table 2 Minimum Inhibitory Concentration and Minimum Bactericidal Concentration of C. alata against Staphylococcus aureus

From: In vitro antimicrobial efficacy of Cassia alata (Linn.) leaves, stem, and root extracts against cellulitis causative agent Staphylococcus aureus

Extraction

Parts

Solvent

Bacteria Reduction Percentage

MIC [µg/µL]

MBC [µg/µL]

MBC/MIC

Maceration

Stem parts

n-Hexane

-92.954 ± 11.285

0.625

2.500

4

Ethyl acetate

-99.082 ± 0.933

0.625

1.250

2

Ethanol

-101.520 ± 4.825

1.250

2.500

2

dH2O

-

-

5.000

-

Leaves

n-Hexane

-99.327 ± 1.009

1.250

5.000

4

Ethyl acetate

-91.743 ± 5.265

0.625

5.000

8

Ethanol

-100.337 ± 2.554

1.250

2.500

2

dH2O

-

-

5.000

-

Root

n-Hexane

-99.760 ± 1.397

1.250

2.500

2

Ethyl acetate

-98.740 ± 1.004

0.625

2.500

4

Ethanol

-93.020 ± 11.951

1.250

2.500

2

dH2O

-

-

 > 5.000

-

Soxhlet extraction

Stem parts

n-Hexane

-90.910 ± 8.376

0.625

2.500

4

Ethyl acetate

-97.219 ± 1.872

0.625

1.250

2

Ethanol

-99.424 ± 1.771

1.250

1.250

1

dH2O

-

-

5.000

-

Leaves

n-Hexane

-99.618 ± 6.884

1.250

 > 5.000

 > 4

Ethyl acetate

-98.810 ± 2.259

0.625

2.500

4

Ethanol

-96.136 ± 6.214

1.250

2.500

2

dH2O

-99.867 ± 0.992

1.250

1.250

1

Root

n-Hexane

-99.031 ± 0.619

0.625

2.500

4

Ethyl acetate

-95.937 ± 2.975

0.313

0.625

2

Ethanol

-97.745 ± 1.848

1.250

2.500

2

dH2O

-

-

 > 5.000

-