Antibacterial Potential of Northeastern Portugal Wild Plant Extracts and Respective Phenolic Compounds

Table 1

MIC and MBC of the selected compounds for each of the bacteria (5 × 10⁵ cells·mL⁻¹).

(mg·mL^−1)	Chemical structure	S.  epidermidis		S.  aureus		K.  pneumoniae
		MIC	MBC	MIC	MBC	MIC	MBC
Caffeic acid		0.625	0.625	0.625	1.25	5	5
Ellagic acid		1.25	5	5	5	>5	>5
Gallic acid		0.0098	0.0039	0.0195	0.039	0.00975	0.0039
Kaempferol		>5	>5	>5	>5	>5	>5
Quercetin		>5	>5	>5	>5	>5	>5
Rutin		>5	>5	>5	>5	>5	>5