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Table 6 Inhibition parameters (MIC, MBC) of partition fractions and isolated compounds from Canarium schweinfurthii against different test microorganisms

From: Isolation, characterization and in vitro anti-salmonellal activity of compounds from stem bark extract of Canarium schweinfurthii

Tested samples

Studied parameters (μg/mL)

Strain/isolates

ST

STs

STM

SE

HEE 50/50

MIC

256

128

64

128

MBC

512

512

256

512

MBC/MIC

2

4

4

4

Hexane partition

MIC

1024

1024

512

> 1024

MBC

> 1024

> 1024

> 1024

> 1024

MBC/MIC

–

–

–

–

Chloroform partition

MIC

512

1024

256

1024

MBC

1024

> 1024

> 1024

> 1024

MBC/MIC

2

–

–

–

Ethyle acetate partition

MIC

256

256

128

32

MBC

> 1024

1024

> 1024

128

MBC/MIC

–

4

–

4

n-butanol partition

MIC

> 1024

1024

512

> 1024

MBC

> 1024

> 1024

> 1024

> 1024

MBC/MIC

–

–

–

–

Residual partition

MIC

> 1024

> 1024

> 1024

1024

MBC

> 1024

512

256

> 1024

MBC/MIC

–

–

–

–

Compound 1

Maniladiol

MIC

512

512

32

64

MBC

> 1024

> 1024

128

256

MBC/MIC

–

–

4

4

Compound 2

Scopoletin

MIC

32

32

16

16

MBC

64

128

32

64

MBC/MIC

2

4

2

4

Compound 3

Ethyl gallate

MIC

128

1024

64

1024

MBC

> 1024

> 1024

> 1024

> 1024

MBC/MIC

–

–

–

–

Compound 4

Gallic acid

MIC

32

32

64

128

MBC

32

32

128

256

MBC/MIC

1

1

2

2

Oxytetracycline

MIC

8

8

4

2

MBC

32

64

32

16

MBC/MIC

4

8

8

8

Ciprofloxacine

MIC

0,5

1

4

4

MBC

2

2

8

8

MBC/MIC

4

2

2

2

  1. ST Salmonella Typhi, STs Salmonella Typhi ATCC6539, STM Salmonella Typhimurium, SE Salmonella Enteritidis, MIC Minimum inhibitory concentration, MBC Minimum bactericidal concentration.