Browsing by Author "Freitas, Ana Raquel"
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- Comprehensive assessment of the ability of non-typhoidal Salmonella and Enterococcus faecium to survive acidic environmentsPublication . Rebelo, Andreia; Mourão, Joana Vanessa Cordeiro Melro; Freitas, Ana Raquel; Campos, Joana; Peixe, Luísa Maria Vieira; Antunes, Patrícia; Novais, CarlaAcidic-pH resulting from acid-products use or naturally occurring in different environments (e.g.food-production-chain-feed/disinfectants/human/animal hosts) potentially selects multidrug-resistant (MDR)-bacterial strains. Remains unknown if particular MDR-strains of pathogenic bacteria are more prone to overcome acid-stress.
- High rates of ampicillin multidrug-resistant Enterococcus faecium in chicken meat from PortugalPublication . Novais, Carla; Freitas, Ana Raquel; Ferreira, Carolina; Scholes, Christopher; Duarte, Barbara; Ribeiro, Sofia; Mourão, Joana Vanessa Cordeiro Melro; Rebelo, Andreia; Antunes, Patrícia; Peixe, Luísa Maria VieiraResistance to ampici lin-AmpR is associated with Enterococcus faecium-Efm from hospitalizedhumans (clade-A1) and at lesser extent with community-based isolates (clade-A2: human and animal strains; clade-B: human-commensal strains). Recently, AmpR combined with specific putative virulence factors were proposed as molecular markers of Efm linked to human infections, which can have an impact in Efm risk assessment in different public health contexts (PMID:29519512). Here we evaluated the occurrence of AmpR-Efm with potential public health impact in chicken-meat samples.