BioMed Research International / 2014 / Article / Tab 2

Research Article

Phenotypic and Genotypic Characterization of Atypical Listeria monocytogenes and Listeria innocua Isolated from Swine Slaughterhouses and Meat Markets

Table 2

Sources and phenotypic and genotypic characteristics of the Listeria innocua isolates used in this study.

IsolateSpeciesSerotypeOriginSiteYearALOAHemolysis inlB inlC inlJ plcA plcB prfA

Lin5 L. innocua 6aMarket 1Floor2008Halo Weak positive +++
Lin6 L. innocua 6aSlaught 2Floor2008Halo Weak positive +++
Lin7 L. innocua 6aSlaught 2Floor2008Halo Weak positive +++
Lin8 L. innocua 6aSlaught 2Floor2008Halo Weak positive +++
Lin9 L. innocua 6aSlaught 2Floor2008Halo Weak positive +++
Lin16 L. innocua 6aSlaught 1Floor2006NegativeNegative
Lin17 L. innocua 6aSlaught 1Floor2006NegativeNegative
Lin18 L. innocua 6aSlaught 1Floor2006NegativeNegative
Lin19 L. innocua 6aSlaught 1Floor2006NegativeNegative
Lin20 L. innocua 6aSlaught 1Floor2006NegativeNegative
Lin11 L. innocua 6aATCC 33090NegativeNegative
Lin46 L. innocua 6aCLIP 12612NegativeNegative

Slaught 1: slaughterhouse 1; Slaught 2: slaughterhouse 2. Subtle halo. Very weak positive hemolysis. Atypical isolates were positive for fragments of inlAB operon and hly but presented variable results for inlA and hly complete amplification (see Table 4).

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