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Table 4 Minimal inhibitory concentration (MIC) and minimal bactericidal (MBC) of the plant extracts and CHL on the studied bacterial species

From: Antibacterial and antibiotic resistance modifying activity of the extracts from allanblackia gabonensis, combretum molle and gladiolus quartinianus against Gram-negative bacteria including multi-drug resistant phenotypes

Bacteria used

Tested samples, MIC and MBC (μg/mL)

Allanblackia gabonensis

Gladiolus quartinianus (GQW)

Combretum molle (CML)

Chloramphenicol

Flowers (AGFl)

Fruits (AGF)

Leave (AGL)

Stem barks (AGB)

Root barks (AGR)

 

MIC

MBC

MIC

MBC

MIC

MBC

MIC

MBC

MIC

MBC

MIC

MBC

MIC

MBC

MIC

MBC

E. coli

                

ATCC8739

64

512

16

256

512

-

64

256

64

256

1024

-

256

1024

2

32

ATCC10536

64

512

32

256

512

1024

32

128

64

256

1024

-

512

512

1

32

AG100

-

-

1024

 

-

-

1024

-

512

-

-

-

512

1024

8

128

AG100A

128

512

64

256

512

512

128

512

128

512

-

-

512

1024

0.5

64

AG100ATet

1024

-

512

-

-

-

1024

-

1024

-

-

-

1024

-

64

256

AG102

1024

-

1024

-

-

-

1024

-

1024

-

-

-

1024

-

32

>256

MC4100

256

512

128

1024

512

-

256

512

512

-

1024

-

256

1024

32

>256

W3110

256

-

256

512

512

1024

64

512

256

1024

-

-

512

1024

8

128

E. aerogenes

                

ATCC13048

128

1024

16

128

256

1024

32

512

32

512

1024

-

1024

-

8

64

CM64

-

-

1024

-

-

-

-

 

-

 

-

-

1024

-

>256

>256

EA27

512

1024

128

512

512

-

128

512

128

512

-

-

1024

1024

64

256

EA3

1024

-

-

-

1024

-

512

-

512

-

-

-

1024

-

128

>256

EA289

1024

-

1024

-

-

-

-

-

1024

-

-

-

1024

-

128

>256

EA298

1024

-

-

-

-

 

-

-

-

-

-

-

1024

-

64

>256

EA294

128

256

64

512

256

1024

64

512

128

1024

1024

-

128

512

16

64

E. cloacae

                

ECCI69

-

-

1024

-

-

-

-

-

1024

-

-

-

-

-

>256

>256

BM47

-

-

1024

-

-

-

1024

-

-

-

-

-

-

-

>256

>256

BM67

-

-

-

-

-

-

-

-

-

-

-

-

1024

-

>256

>256

K. pneumoniae

                

ATCC11296

128

1024

16

128

256

1024

32

256

32

256

1024

-

512

1024

4

32

KP55

64

256

64

256

1024

-

256

1024

64

512

-

-

512

1024

64

256

KP63

128

256

64

256

256

1024

128

512

128

256

-

-

512

-

64

256

K24

-

-

1024

 

-

 

1024

-

1024

-

-

-

1024

-

32

256

K2

128

1024

32

128

512

1024

128

256

64

256

-

-

256

1024

16

256

P. stuartii

                

ATCC29916

64

512

16

128

256

512

128

512

64

256

-

-

512

512

8

128

NEA16

1024

-

1024

-

-

 

-

-

-

-

-

-

1024

-

64

256

PS2636

32

512

64

128

512

-

256

256

128

512

-

-

512

-

32

256

PS299645

128

1024

128

-

128

512

256

512

128

512

-

-

512

512

32

256

P. aeruginosa

                

PA01

512

1024

512

512

512

 

512

1024

512

-

1024

-

512

1024

32

256

PA124

-

-

-

 

-

 

-

 

-

-

-

-

1024

-

64

>256

  1. - - : MIC and MBC not detected at up to 1024 μg/mL, Values in bold represent significant antibacterial activity of the plant extract