Antimicrobial Resistance, Virulence Profiles, and Public Health Significance of Enterococcus faecalis Isolated from Clinical Mastitis of Cattle in Bangladesh

Table 2

Antimicrobial resistance and virulence properties of the E. faecalis isolated in this study.

Isolate ID	Sources	Antibiotic resistance				Virulent genes
		Phenotypes	Genotypes	MIC (μg/ml)
				GEN	TE
2006	MCCM			≥8.0	<1.0	ace, fsrB, fsrC, pil
2008	MCCM			<2.0	<1.0	ace, fsrB, fsrC, pil
2020	MCCM	AZM, TE	tetK	≥16	≥64	ace, fsrB, fsrC, pil
2024	MCCM			≥16	<1.0	ace, fsrB, fsrC, pil
2029	MCCM			<2.0	<1.0	ace, fsrB, fsrC, pil
2032	MCCM	AZM, TE	tetL, aph() − IIIa	≥16	≥128	ace, fsrB, fsrC, sprE, pil
2073	MCCM	TE	aacC4, tetM,	≥8.0	≥64	agg, pil
2081	MCCM	TE	aacC2, tetM	≥8.0	≥64	pil
2091	MCCM	AZM	aacC4, vanB	≥8.0	<1.0	fsrB, gelE, sprE, pil
20105	MAHC	AZM	aacC4	≥16	<1.0	fsrB, gelE, sprE, pil

MCCM: milk of cattle with clinical mastitis; MAHC: milk of apparently healthy cattle; AZM: azithromycin; GEN: gentamicin; TE: tetracycline.