Table 1. Antitubercular and Antibacterial Activities of M. citrifolia Root Extractsa.
| M. citrifolia root extracts/standard drugs | MIC (μg/mL) | inhibition zone (mm) | ||||
|---|---|---|---|---|---|---|
| M. tuberculosisb | S. aureusc | B. cereusd | S. epidermidise | E. colif | P. aeruginosag | |
| individual maceration | ||||||
| aqueous | >100 | 0 | 0 | 0 | 0 | 0 |
| ethanol | >100 | |||||
| gradient maceration | ||||||
| hexane | >100 | 4.0 | 5.0 | 6.5 | 5.0 | 3.0 |
| dichloromethane | 50 | 2.0 | 5.0 | 6.0 | 5.5 | 4.0 |
| ethyl acetate | >100 | 2.5 | 2.0 | 6.5 | 4.5 | 5.5 |
| ethanol | >100 | 0 | 2.0 | 1.0 | 2.5 | 5.0 |
a
Inactive at >100 μg/mL for M. tuberculosis.
b
Mycobacterium tuberculosis: MIC (μg/mL) of rifampin (0.01).
c
Staphylococcus aureus: inhibition zone (mm) of chloramphenicol (14.5) and tetracycline·HCl (15.5).
d
Bacillus cereus: inhibition zone (mm) of chloramphenicol (19.5) and tetracycline·HCl (17.7).
e
Staphylococcus epidermidis: inhibition zone (mm) of chloramphenicol (14.7) and tetracycline·HCl (14.0).
f
Escherichia coli: inhibition zone (mm) of chloramphenicol (17.5) and tetracycline·HCl (16.5).
g
Pseudomonas aeruginosa: inhibition zone (mm) of chloramphenicol (10.9) and tetracycline·HCl (11.2).