Research Article

Antibacterial and Antibiofilm Activity of Methanolic Plant Extracts against Nosocomial Microorganisms

Table 2

Diameter of inhibition zone of methanolic extracts against clinical isolated bacteria.

PlantInhibition zone (cm)
K. pneumoniaeE. faecalisE. coliS. maltophiliaS. aureus

S. secundifloraNINININI2.1 ± 0.3
S. ambiguaNINININI1.2 ± 0.1
P. laevigata1.4 ± 0.31.7 ± 0.31.5 ± 0.3NI2.6 ± 0.3
O. ficus-indica1.7 ± 0.11.5 ± 0.11.6 ± 0.3NI1.6 ± 0.3
M. vulgareNI0.7 ± 0.01NINI1.8 ± 0.2
S. drummondiiNI0.6 ± 0.01NINI1.7 ± 0.2
N. bivalve NININININI
G. microcephalaNINI1.6 ± 0.1NI2.3 ± 0.2

Values are means ± standard deviations. NI: no inhibition.