In Vitro Antimicrobial, Antioxidant Activities and Phytochemical Analysis of Canarium patentinervium Miq. from Malaysia

Table 2

Antibacterial activity of Canarium patentinervium Miq. (1 mg/disc) versus ampicillin and streptomycin (1 μg/disc) against 5 bacterial species tested by disc diffusion assay.

Plant extract	Zone of inhibition (mm)^a
	S. aureus	B. cereus	MRSA	E. coli	P. aeruginosa
LH	—	—	—	—	—
LC	—	—	—	—	—
LE	12.0±0.2	10.0±0.4	12.0±0.3	—	11.0±−0.3
BH	11.0±0.3	9.0±0.3	12.0±0.5	—	12.0±0.5
BC	7.0±0.3	—	—	—	—
BE	9.0±0.6	9.0±0.0	—	—	—
Ampicilin^b	10.0±0.7	8.0±0.0	—	7.0±0.0	—
Streptomycin^b	7.0±0.1	11.0±0.5	7.0±0.1	—	—

LH: leaf hexane extract, LC: leaf chloroform extract, LE: leaf ethanol extract, BH: bark hexane extract, BC: bark chloroform extract, BE: bark ethanol extract, ^a: inhibition zones are the mean including disc (6 mm), ^b: ampicillin and streptomycin at 100 μg/mL = 1 μg/disc, and —: no activity noted, that is, inhibition zone of 6 mm.