Artemisia spp. essential oils against the disease-carrying blowfly Calliphora vomitoria

Parasites & Vectors

Table 8 Antibacterial activity (inhibition zone, mm) of Artemisia annua and Artemisia dracunculus essential oils (EOs) against Escherichia coli, Bacillus subtilis, Streptococcus aureus and Candida albicans microbial strains. Data are presented as the mean ± standard error

EO	Dose (^aμl.disc^-1)	E. coli	B. subtilis	S. aureus	C. albicans
A. annua	10	20.8 ± 0.5 bBC	18.0 ± 0.9 bAB	7.3 ± 0.5 bA	29.3 ± 0.6 bB
	5	13.0 ± 0.5 bBC	14.3 ± 0.2 bAB	0.8 ± 0.3 bA	21.7 ± 0.6 bC
	2.5	8.7 ± 0.6 abB	8.0 ± 0.4 abB	0.0 ± 0.0 aA	17.5 ± 0.7 abB
	1.25	1.7 ± 0.2 aB	1.3 ± 0.2 aB	0.0 ± 0.0 aA	11.0 ± 0.5 aB
	0.63	0.0 ± 0.0 aA	0.0 ± 0.0 aA	0.0 ± 0.0 aA	5.3 ± 0.6 aB
A. dracunculus	10	15.2 ± 0.2 bA	32.0 ± 1.0b AB	14.3 ± 0.2 bA	35.2 ± 0.6 bB
	5	12.2 ± 0.4 abA	21.2 ± 0.6 abAB	11.5 ± 0.2 abA	31.2 ± 0.8 bB
	2.5	9.5 ± 0.6 abA	16.0 ± 0.4 abAB	7.3 ± 0.3 abA	28.5 ± 0.3 abB
	1.25	8.3 ± 0.3 aAB	9.0 ± 0.5 aAB	5.7 ± 0.2 aA	13.3 ± 0.6 abB
	0.63	7.8 ± 0.3 aAB	8.3 ± 0.4 aB	5.3 ± 0.3 aAB	3.5 ± 0.3 aA

Note: different lower case letters indicate significant differences among different doses of each EO; different capital letters indicate significant differences among microbial strains at the same doses of each EO (Kruskal-Wallis, Dunn-Bonferroni pairwise comparisons, P ≤ 0.05)

ISSN: 1756-3305