|
Samples
|
Concentrations (mg/ml)
|
Zones of inhibition
|
MIC (µg/ml)
|
|---|
|
Rh.Cr
|
10
|
11.1 ± 0.4
|
1478.3 ± 4.4
|
|
5
|
09.3 ± 0.7
|
|
2.5
|
NA
|
|
1.25
|
NA
|
|
Rh.Hex
|
10
|
NA
|
–
|
|
5
|
NA
|
|
2.5
|
NA
|
|
1.25
|
NA
|
|
Rh.Chf
|
10
|
NA
|
–
|
|
5
|
NA
|
|
2.5
|
NA
|
|
1.25
|
NA
|
|
Rh.EtAc
|
10
|
NA
|
–
|
|
5
|
NA
|
|
2.5
|
NA
|
|
1.25
|
NA
|
|
Rh.Aq
|
10
|
NA
|
–
|
|
5
|
NA
|
|
2.5
|
NA
|
|
1.25
|
NA
|
|
Rh.Sp
|
10
|
15.5 ± 0.8
|
803.3 ± 8.8
|
|
5
|
13.0 ± 0.4
|
|
2.5
|
11.9 ± 0.4
|
|
1.25
|
NA
|
|
Ceftriaxone
|
10
|
21.5 ± 1.2
|
7.5 ± 1.4
|
|
5
|
19.2 ± 0.3
|
|
2.5
|
17.5 ± 0.9
|
|
1.25
|
13.6 ± 0.7
|
|
Cefotaxime
|
10
|
16.1 ± 0.4
|
18.3 ± 0.6
|
|
5
|
11.3 ± 0.7
|
|
2.5
|
09.3 ± 0.7
|
|
1.25
|
NA
|
- Values are expressed as mean ± SEM
-
Rh.Cr crude methanolic extract, Rh.Hex
n-hexane fraction, Rh.Chf chloroform fraction, Rh.EtAc ethyl acetate fraction, Rh.Aq aqueous fraction, Rh.Sp saponins
