Screening and Scoring of Antimicrobial and Biological Activities of Italian Vulnerary Plants against Major Oral Pathogenic Bacteria

Table 3

MIC and MBC of more effective plant extracts against S. mutans, S. sobrinus, A. viscosus, and L. casei.

		S. sobrinus		S. mutans		A. viscosus		L. casei
		MIC90	MBC	MIC90	MBC	MIC90	MBC	MIC90	MBC
Cotinus coggygria	W	12.5	50	50	100	50	100	50	100
	M	25	100	50	100	25	100	100	100
	H	50	100	>100	>100	>100	>100	>100	>100
Equisetum hyemale	M	100	100	>100	>100	>100	>100	>100	>100
Juniperus communis	H	>100	>100	>100	>100	>100	>100	>100	>100
Helichrysum litoreum	M	>100	>100	5	25	25	50	>100	>100
Phyllitis scolopendrium	M	>100	>100	>100	>100	>100	>100	>100	>100

Minimum inhibitory concentration (MIC) and minimum bactericidal concentration (MBC) are expressed in mg/mL. W = water, E = ethanol, H = hexane.