Search Results - "Varaldo, Pietro Emanuele"

Characterization of poxtA, a novel phenicol–oxazolidinone–tetracycline resistance gene from an MRSA of clinical origin by Antonelli, Alberto, D’Andrea, Marco Maria, Brenciani, Andrea, Galeotti, Cesira L, Morroni, Gianluca, Pollini, Simona, Varaldo, Pietro Emanuele, Rossolini, Gian Maria

“…Abstract Objectives To characterize a novel phenicol–oxazolidinone–tetracycline resistance gene, named poxtA, identified in a previously described MRSA strain…”
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ICESp2905, the erm(TR)-tet(O) Element of Streptococcus pyogenes, Is Formed by Two Independent Integrative and Conjugative Elements by GIOVANETTI, Eleonora, BRENCIANI, Andrea, TIBERI, Erika, BACCIAGLIA, Alessandro, VARALDO, Pietro Emanuele

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Phenotypes and Genotypes of Erythromycin-Resistant Pneumococci in Italy by MONTANARI, Maria Pia, MINGOIA, Marina, COCHETTI, Ileana, VARALDO, Pietro Emanuele

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A Novel Efflux System in Inducibly Erythromycin-Resistant Strains of Streptococcus pyogenes by GIOVANETTI, Eleonora, BRENCIANI, Andrea, BURIONI, Roberto, VARALDO, Pietro Emanuele

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In Vitro Antibacterial Activities of AF 3013, the Active Metabolite of Prulifloxacin, against Nosocomial and Community Italian Isolates by MONTANARI, Maria Pia, MINGOIA, Marina, VARALDO, Pietro Emanuele

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Differentiation of Resistance Phenotypes among Erythromycin-Resistant Pneumococci by PIA MONTANARI, Maria, MINGOIA, Marina, GIOVANETTI, Eleonora, VARALDO, Pietro Emanuele

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Presence of a vanA-Carrying Pheromone Response Plasmid (pBRG1) in a Clinical Isolate of Enterococcus faecium by MAGI, Gloria, CAPRETTI, Roberta, PAOLETTI, Claudia, PIETRELLA, Marco, FERRANTE, Luigi, BIAVASCO, Francesca, VARALDO, Pietro Emanuele, FACINELLI, Bruna

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Synergistic potential of ceftazidime plus amikacin or levofloxacin against Pseudomonas aeruginosa as determined using a checkerboard and a disk diffusion technique by Montanari, Maria Pia, Piccoli, Laura, Mingoia, Marina, Marchetti, Federico, Varaldo, Pietro Emanuele

“…The synergistic potential of ceftazidime plus amikacin or levofloxacin was assessed against 61 Pseudomonas aeruginosa isolates with variable susceptibility…”
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Streptococcus suis, an Emerging Drug-Resistant Animal and Human Pathogen by Palmieri, Claudio, Varaldo, Pietro E, Facinelli, Bruna

“…Streptococcus suis, a major porcine pathogen, has been receiving growing attention not only for its role in severe and increasingly reported infections in…”
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Phenotypes and Genotypes of Erythromycin-ResistantStreptococcus pyogenes Strains in Italy and Heterogeneity of Inducibly Resistant Strains by Giovanetti, Eleonora, Montanari, Maria Pia, Mingoia, Marina, Varaldo, Pietro Emanuele

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From phenotyping to the study of clonal relationship of microbial isolates by Carla Fontana, Stefania Stefani, Angelo Pan, Barbara Pieretti, Gian Maria Rossolini, Pietro Emanuele Varaldo, Mario Sarti

“…The term “typing” is generally used with two meanings: a methods to establish the correct taxonomic collocation of a genus/specie/biotype, b methods for…”
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Transduction of the Streptococcus pyogenes bacteriophage Φm46.1, carrying resistance genes mef(A) and tet(O), to other Streptococcus species by Giovanetti, Eleonora, Brenciani, Andrea, Morroni, Gianluca, Tiberi, Erika, Pasquaroli, Sonia, Mingoia, Marina, Varaldo, Pietro E

“…Φm46.1 - Streptococcus pyogenes bacteriophage carrying mef(A) and tet(O), respectively, encoding resistance to macrolides (M phenotype) and tetracycline - is…”
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ICE Sp2905 , the erm (TR)- tet (O) Element of Streptococcus pyogenes, Is Formed by Two Independent Integrative and Conjugative Elements by Giovanetti, Eleonora, Brenciani, Andrea, Tiberi, Erika, Bacciaglia, Alessandro, Varaldo, Pietro Emanuele

“…ABSTRACT In ICE Sp2905 , a widespread erm (TR)- and tet (O)-carrying genetic element of Streptococcus pyogenes , the two resistance determinants are contained…”
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Cloning and expression of the penicillinase from a borderline methicillin-susceptible Staphylococcus aureus strain in Escherichia coli by Massidda, O, Montanari, M P, Mingoia, M, Varaldo, P E

“…The blaZ gene contained in a single 17.2-kb beta-lactamase plasmid from a borderline methicillin-susceptible Staphylococcus aureus strain (a53) has been cloned…”
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Genetic basis of the association of resistance genes mef(I) (macrolides) and catQ (chloramphenicol) in streptococci by Mingoia, Marina, Morici, Eleonora, Brenciani, Andrea, Giovanetti, Eleonora, Varaldo, Pietro E

“…In streptococci mef(I) and catQ, two relatively uncommon macrolide and chloramphenicol resistance genes, respectively, are typically linked in a genetic module…”
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Phenotypes and genotypes of erythromycin-resistant Streptococcus pyogenes strains in Italy and heterogeneity of inducibly resistant strains by GIOVANETTI, E, MONTANARI, M. P, MINGOIA, M, VARALDO, P. E

“…A total of 387 clinical strains of erythromycin-resistant (MIC, >/=1 microg/ml) Streptococcus pyogenes, all isolated in Italian laboratories from 1995 to 1998,…”
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Typing of emm77 Streptococcus pyogenes strains isolated from different clinical samples by Claudio Palmieri, Maria Stella Princivalli, Lucilla Baldassarri, Roberta Creti, Pietro Emanuele Varaldo, Bruna Facinelli

“…Population structure analysis of emm77 Streptococcus pyogenes isolates demonstrated that the Clonal Complex ST63/369, previously reported in Italian pharyngeal…”
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Molecular characterization of clinical Streptococcus pneumoniae isolates with reduced susceptibility to fluoroquinolones emerging in Italy by Montanari, Maria Pia, Tili, Emily, Cochetti, Ileana, Mingoia, Marina, Manzin, Aldo, Varaldo, Pietro Emanuele

“…Fifteen Streptococcus pneumoniae clinical isolates with reduced fluoroquinolone susceptibility (defined as a ciprofloxacin MIC of > or = 4 microg/ml), all…”
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PCR real time assays for the early detection of BKV-DNA in immunocompromised patients by Marinelli, Katia, Bagnarelli, Patrizia, Gaffi, Gianni, Trappolini, Silvia, Leoni, Pietro, Paggi, Alessandra Mataloni, Della Vittoria, Agnese, Scalise, Giorgio, Varaldo, Pietro Emanuele, Menzo, Stefano

“…Testing for viral BKV-DNA in urine is a non-invasive early detection and monitoring tool in the diagnostic of BKV-related pathologies: quantitative analysis by…”
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SmaI macrorestriction analysis of Italian isolates of erythromycin-resistant Streptococcus pyogenes and correlations with macrolide-resistance phenotypes by Ripa, S, Zampaloni, C, Vitali, L A, Giovanetti, E, Montanari, M P, Prenna, M, Varaldo, P E

“…High rates of erythromycin resistance among Streptococcus pyogenes strains have been reported in Italy in the last few years. In this study, 370…”
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