Comparative Study of Chemical Composition and Biological Activity of Yellow, Green, Brown, and Red Brazilian Propolis

Table 3

Minimum inhibitory concentration (MIC) and minimum bactericidal concentration (MBC) for different extracts of propolis.

Propolis	Bacteria, MIC and MBC/(µg/mL)
	Staphylococcus aureus		Methicillin-resistant; S. aureus (MRSA)		Enterococcus faecalis		Pseudomonas aeruginosa		Escherichia coli
	MIC	MBC	MIC	MBC	MIC	MBC	MIC	MBC	MIC	MBC
EEP-Y MS	>12,800	>12,800	>12,800	>12,800	>12,800	>12,800	6,400	>12,800	>12,800	>12,800
EMP-Y Cuba	>10,500	>10,500	>10,500	>10,500	5,020	10,500	5,020	6,400	>10,500	>10,500
EEP-B PR	>19,900	>19,900	>19,900	>19,900	860	>1,730	>13,900	>13,900	>13,900	>13,900
EEP-G MG	200	400	400	>400	400	800	6,450	12,900	6,450	12,900
EEP-G SP	159	315	630	>630	310	>630	10,110	20,220	10,110	20,220
EEP-R BA	390	780	780	>780	780	1,570	6,300	12,600	6,300	12,600
Chloramphenicol	50	50	50	50	50	50	—	—	—	—
Gentamicin	—	—	—	—	—	—	4	10	10	10
DMSO	>19,900	>19,900	>19,900	>19,900	>19,900	>19,900	>19,900	>19,900	>19,900	>19,900