Listeria Species Occurrence and Associated Risk Factors and Antibiogram of Listeria Monocytogenes in Milk and Milk Products in Ambo, Holeta, and Bako Towns, Oromia Regional State, Ethiopia

Table 6

Results of antimicrobial susceptibility testing of L. monocytogenes isolates (N = 11) from all samples in this study town.

Antimicrobial classes	Antimicrobials	Resistance		Intermediate		Susceptible
		Number	%	Number	%	Number	%
Glycopeptide	Vancomycin	9	81.82	1	9.09	1	9.09
Aminoglycosides	Gentamycin	0	0	0	0	11	100
Cephem	Cefotaxime	5	45.45	3	27.27	3	27.27
β-lactams	Oxacillin	11	100	0	0	0	0
	Ampicillin	8	72.73	0	0	3	27.27
	Amoxicillin	10	90.91	0	0	1	9.09
Quinolones	Nalidixic acid	6	54.55	2	18.18	3	27.27
	Norfloxacin	0	0	0	0	11	100
Nitrofuran	Nitrofurantoin	1	9.09	3	27.27	7	63.64
Macrolide	Azithromycin	3	27.27	4	36.36	4	36.36
Phenicol	Chloramphenicol	3	27.27	0	0	8	72.73
Tetracycline	Tetracycline	4	36.36	0	0	7	63.64