|
Extracts
|
Diameter zone of inhibition ± SD (mm)
|
|---|
|
S. aureus
|
E. coli
|
K. pneumonie
|
P. aeruginosa
|
S. pyogenes
|
S. typhi
|
|---|
|
SP
|
Hex
|
NA
|
NA
|
NA
|
NA
| | |
|
EtOAc
|
NA
|
NA
|
NA
|
NA
| | |
|
MeOH
|
12.2 ± 0.2
|
NA
|
11.3 ± 0.3
|
12.0 ± 0.7
| | |
|
Aqueous
|
NA
|
NA
|
NA
|
15.8 ± 0.8
| | |
|
CIP
|
32.0
|
34.0
|
34.0
|
36.0
| | |
|
ET
|
Hex
|
NA
|
NA
|
NA
| | |
NA
|
|
DCM
|
NA
|
17.3 ± 0.6
|
NA
| | |
10.0 ± 0.0
|
|
EtOAc
|
16.0 ± 1.0
|
17.3 ± 0.6
|
11.7 ± 0.6
| | |
13.7 ± 0.6
|
|
MeOH
|
15.0 ± 1.0
|
10.3 ± 0.6
|
14.7 ± 0.6
| | |
10.0 ± 0.0
|
|
Aqueous
|
NA
|
10.0 ± 0.0
|
10.0 ± 0.0
| | |
15.0 ± 0.0
|
|
CIP
|
25.0
|
35.0
|
32.0
| | |
22.0
|
|
PC
|
Hex
|
17.0 ± 1.0
|
12.6 ± 0.9
|
16.7 ± 0.5
|
17.1 ± 0.8
| |
13.6 ± 0.5
|
|
EtOAc
|
NA
|
13.0 ± 0.8
|
NA
|
20.7 ± 1.6
| |
15.0 ± 0.0
|
|
MeOH
|
18.5 ± 0.6
|
13.3 ± 0.5
|
16.6 ± 0.4
|
16.9 ± 0.4
| |
NA
|
|
Aqueous
|
15.0 ± 0.0
|
NA
| |
20.0 ± 0.8
| |
19.0 ± 0.0
|
|
CIP
|
25
|
32
| |
27
| |
28.0
|
|
PF
|
Hex
|
NA
|
NA
|
NA
|
NA
|
NA
|
NA
|
|
EtOAc
|
19.1 ± 0.1
|
15.5 ± 0.2
|
NA
|
14.1 ± 0.2
|
18.3 ± 0.1
|
NA
|
|
MeOH
|
14.1 ± 0.1
|
10.7 ± 0.2
|
NA
|
NA
|
15.6 ± 0.2
|
NA
|
|
Aqueous
|
NA
|
NA
|
12.0 ± 0.0
|
NA
|
NA
|
13.0 ± 0.0
|
|
CIP
|
41.7
|
40.3
| |
40.5
|
41.7
| |
- NA not active (< 6 mm), CIP ciprofloxacin, SP Spermacoce princeae, PF Psorospermum febrifugum, PC Plectranthus caespitosus, ET Erlangea tomentosa. Blanks – not selected
