Antioxidant, Antibacterial, and Cytotoxic Activities of the Ethanolic Origanum vulgare Extract and Its Major Constituents

Table 2

Minimum Inhibitory Concentrations (MIC) of bacterial strains.

Bacterial strains	Source	Ethanolic oregano extract (μg/mL)
Pseudomonas aeruginosa
25619	ATCC	25
Mucoid clinical isolate 1	Cystic fibrosis isolate	25
Mucoid clinical isolate 2	Cystic fibrosis isolate	25
Mucoid clinical isolate 3	Cystic fibrosis isolate	25
Mucoid clinical isolate 4	Cystic fibrosis isolate	25
Mucoid clinical isolate 5	Cystic fibrosis isolate	12.5
Nonmucoid clinical isolate 1	Cystic fibrosis isolate	6.3
Nonmucoid clinical isolate 2	Cystic fibrosis isolate	6.3
Nonmucoid clinical isolate 3	Cystic fibrosis isolate	25
Nonmucoid clinical isolate 4	Cystic fibrosis isolate	12.5
Bordetella bronchiseptica
10580	ATCC	12.5
4617	ATCC	12.5
Escherichia coli
25922	ATCC	25
700973	ATCC	12.5
Burkholderia cenocepacia
25608	ATCC	25
Clinical isolate 1	Cystic fibrosis isolate	12.5
Clinical isolate 2	Cystic fibrosis isolate	6.3
Clinical isolate 3	Cystic fibrosis isolate	12.5
Clinical isolate 4	Cystic fibrosis isolate	12.5
Acinetobacter lwoffii 17925	ATCC	12.5
Acinetobacter baumannii 19606	ATCC	12.5
Moraxella catarrhalis 8176	ATCC	12.5
Bacillus subtilis 6633	ATCC	6.3
Staphylococcus aureus
29213	ATCC	25
Clinical isolate 1	Cystic fibrosis isolate	12.5
Clinical isolate 2	Cystic fibrosis isolate	25