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Spyros Pournaras

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Spyros Pournaras; Viktoras Sakellaris; Constantinos Stathopoulos; Alexander W Friedrich; Robin Köck; Alexander Mellmann; Dimitris Mossialos; Athanassios Tsakris
Detection of a phylogenetically distinct IMP-type metallo-β-lactamase, IMP-35, in a CC235 Pseudomonas aeruginosa from the Dutch-German border region (Euregio).
Ioulia Kristo; Vassiliki Pitiriga; Aggeliki Poulou; Spyros Pournaras; Maria Kimouli; Olympia Zarkotou; Athanassios Tsakris
Susceptibility patterns to extended-spectrum cephalosporins among Enterobacteriaceae harbouring extended-spectrum β-lactamases using the updated Clinical and Laboratory Standards Institute interpretive criteria.
Markos Minas; Parthena Mystridou; Spyros Pournaras; Panagiotis Georgoulias; Konstantinos Kostikas; Konstantinos I Gourgoulianis
Fetuin-A is associated with disease severity and exacerbation frequency in patients with COPD.

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All Publications

2013: Spyros Pournaras; Viktoras Sakellaris; Constantinos Stathopoulos; Alexander W Friedrich; Robin Köck; Alexander Mellmann; Dimitris Mossialos; Athanassios Tsakris
Detection of a phylogenetically distinct IMP-type metallo-β-lactamase, IMP-35, in a CC235 Pseudomonas aeruginosa from the Dutch-German border region (Euregio).
The Journal of antimicrobial chemotherapy 2013;68(6):1271-6.
2013: Ioulia Kristo; Vassiliki Pitiriga; Aggeliki Poulou; Spyros Pournaras; Maria Kimouli; Olympia Zarkotou; Athanassios Tsakris
Susceptibility patterns to extended-spectrum cephalosporins among Enterobacteriaceae harbouring extended-spectrum β-lactamases using the updated Clinical and Laboratory Standards Institute interpretive criteria.
International journal of antimicrobial agents 2013;41(4):383-7.
2013: Markos Minas; Parthena Mystridou; Spyros Pournaras; Panagiotis Georgoulias; Konstantinos Kostikas; Konstantinos I Gourgoulianis
Fetuin-A is associated with disease severity and exacerbation frequency in patients with COPD.
COPD 2013;10(1):28-34.
2013: Alexandros Daponte; Efthimios Deligeoroglou; Antonios Garas; Christos Hadjichristodoulou; Spyros Pournaras; Aspasia Tsezou; Foteini Anastasiadou; Ioannis E Messinis
Angiopoietin-1 and angiopoietin-2 as serum biomarkers for ectopic pregnancy and missed abortion: a case-control study.
Clinica chimica acta; international journal of clinical chemistry 2013;415():145-51.
2013: Alexandros Daponte; Efthimios Deligeoroglou; Antonios Garas; Christos Hadjichristodoulou; Foteini Anastasiadou; Spyros Pournaras; Ioannis E Messinis
Interleukin-15 (IL-15) and anti-C1q antibodies as serum biomarkers for ectopic pregnancy and missed abortion.
Clinical & developmental immunology 2013;2013():637513.
2013: Spyros Pournaras; Kyriaki Ranellou; Constantinos Stathopoulos; Katerina Themeli-Digalaki; Eleni Ntokou; Olympia Zarkotou; Athanassios Tsakris
Linezolid dependence in Staphylococcus epidermidis bloodstream isolates.
Emerging infectious diseases 2013;19(1):129-32.
2013: Raffaele Zarrilli; MARIA GIANNOULI; Spyros Pournaras; Athanassios Tsakris
Global evolution of multidrug-resistant Acinetobacter baumannii clonal lineages.
International journal of antimicrobial agents 2013;41(1):11-9.
2012: Olympia Zarkotou; Maria Tziraki; George Altouvas; Vassiliki Mamali; Vassiliki Pitiriga; Spyros Pournaras; Katerina Themeli-Digalaki; Athanassios Tsakris
Comparative evaluation of tigecycline susceptibility testing methods for expanded-spectrum cephalosporin- and carbapenem-resistant gram-negative pathogens.
Journal of clinical microbiology 2012;50(11):3747-50.
2012: Elias Iosifidis; Maria Kaperoni; Konstantina Karakoula; Dimitrios Koliouskas; Eleftheria Matapa; Spyros Pournaras; Efthimia Protonotariou; Danai Sofianou; Emmanuel Roilides
Polyclonal outbreak of vancomycin-resistant Enterococcus faecium in a pediatric oncology department.
Journal of pediatric hematology/oncology 2012;34(7):511-6.
2012: I Tzavaras; G Vafeas; A Zdragas; Eleftheria Bourtzi-Hatzopoulou; Christos Kotzamanidis; Spyros Pournaras; Victoria I Siarkou; Danai Sofianou
Diversity of vanA-type vancomycin-resistant Enterococcus faecium isolated from broilers, poultry slaughterers and hospitalized humans in Greece.
The Journal of antimicrobial chemotherapy 2012;67(8):1811-8.
2012: Eleni Ntokou; Evangelia Dimitroulia; Ioulia Kristo; Maria Labrou; Demosthenes Makris; Constantinos Stathopoulos; Athanassios Tsakris; Afroditi Vasdeki; Epaminondas Zakynthinos; Spyros Pournaras
Intensive care unit dissemination of multiple clones of linezolid-resistant Enterococcus faecalis and Enterococcus faecium.
The Journal of antimicrobial chemotherapy 2012;67(8):1819-23.
2012: Giorgos Tsikrikonis; Constantinos Stathopoulos; Athanassios Tsakris; Alexandros Daponte; Maria Labrou; Antonios N Maniatis; Giorgos Michail; Eleni Ntokou; Spyros Pournaras
Differences in biofilm formation and virulence factors between clinical and fecal enterococcal isolates of human and animal origin.
Microbial pathogenesis 2012;52(6):336-43.
2012: Maria Labrou; George Michail; Eleni Ntokou; Theodore E Pittaras; Spyros Pournaras; Athanassios Tsakris
Activity of oxacillin versus that of vancomycin against oxacillin-susceptible mecA-positive Staphylococcus aureus clinical isolates evaluated by population analyses, time-kill assays, and a murine thigh infection model.
Antimicrobial agents and chemotherapy 2012;56(6):3388-91.
2012: Alexandros Daponte; Efthimios Deligeoroglou; Spyros Pournaras; Hara Skentou; Ioannis E Messinis
Serum interleukin-1β, interleukin-8 and anti-heat shock 60 Chlamydia trachomatis antibodies as markers of ectopic pregnancy.
Journal of reproductive immunology 2012;93(2):102-8.
2012: Elias Iosifidis; Maria Kaperoni; Natalia Nedelkopoulou; Vassiliki Pentsoglou; Spyros Pournaras; Miranda Athanasiou-Metaxa; Evangelia Farmaki; Maria Tsivitanidou; Emmanuel Roilides
Outbreak of bloodstream infections because of Serratia marcescens in a pediatric department.
American journal of infection control 2012;40(1):11-5.
2011: Vasiliki Gogou; Evangelia-Theophano Piperaki; Spyros Pournaras; Evangelia Voulgari; Raffaele Zarrilli; MARIA GIANNOULI; Athanassios Tsakris
Evolution of multidrug-resistant Acinetobacter baumannii clonal lineages: a 10 year study in Greece (2000-09).
The Journal of antimicrobial chemotherapy 2011;66(12):2767-72.
2011: O Zarkotou; P Tselioti; V Dragoumanos; Vassiliki Pitiriga; Spyros Pournaras; A Prekates; K Ranellou; K Themeli-Digalaki; Athanassios Tsakris
Predictors of mortality in patients with bloodstream infections caused by KPC-producing Klebsiella pneumoniae and impact of appropriate antimicrobial treatment.
Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases 2011;17(12):1798-803.
2011: Alexandros Daponte; Georgios Lialios; Foteini Anastasiadou; Nikolaos P Polyzos; Spyros Pournaras; Hara Skentou; Aspasia Tsezou; Ioannis E Messinis
Soluble FMS-like tyrosine kinase-1 (sFlt-1) and serum placental growth factor (PlGF) as biomarkers for ectopic pregnancy and missed abortion.
The Journal of clinical endocrinology and metabolism 2011;96(9):E1444-51.
2011: Athanassios Tsakris; Evangelia Voulgari; Georgia Vrioni; Katerina Themeli-Digalaki; Antonella Agodi; Vasiliki Koumaki; Aggeliki Poulou; Spyros Pournaras; Danai Sofianou
Comparative evaluation of combined-disk tests using different boronic acid compounds for detection of klebsiella pneumoniae carbapenemase-producing enterobacteriaceae clinical isolates.
Journal of clinical microbiology 2011;49(8):2804-9.
2011: Athanassios Tsakris; Ioulia Kristo; Fani Markou; Evangelia-Theophano Piperaki; Vassiliki Pitiriga; Aggeliki Poulou; Spyros Pournaras
Dissemination of clinical isolates of Klebsiella oxytoca harboring CMY-31, VIM-1, and a New OXY-2-type variant in the community.
Antimicrobial agents and chemotherapy 2011;55(7):3164-8.
2011: Spyros Pournaras; Georgia Vrioni; Evangelia Neou; John Dendrinos; Evangelia Dimitroulia; Aggeliki Poulou; Athanassios Tsakris
Activity of tigecycline alone and in combination with colistin and meropenem against Klebsiella pneumoniae carbapenemase (KPC)-producing Enterobacteriaceae strains by time-kill assay.
International journal of antimicrobial agents 2011;37(3):244-7.
2011: Konstantinos Dafopoulos; Christos Venetis; Christina I Messini; Spyros Pournaras; Georgios Anifandis; Antonios Garas; Ioannis E Messinis
Inhibin secretion in women with the polycystic ovary syndrome before and after treatment with progesterone.
Reproductive biology and endocrinology : RB&E 2011;9():59.
2010: Aggeliki Poulou; Nicholas Spanakis; Spyros Pournaras; Vassiliki Pitiriga; Kyriaki Ranellou; Fani Markou; Athanassios Tsakris
Recurrent healthcare-associated community-onset infections due to Klebsiella pneumoniae producing VIM-1 metallo-beta-lactamase.
The Journal of antimicrobial chemotherapy 2010;65(12):2538-42.
2010: Athanassios Tsakris; Aggeliki Poulou; Spyros Pournaras; Evangelia Voulgari; Georgia Vrioni; Katerina Themeli-Digalaki; Dimitra Petropoulou; Danai Sofianou
A simple phenotypic method for the differentiation of metallo-beta-lactamases and class A KPC carbapenemases in Enterobacteriaceae clinical isolates.
The Journal of antimicrobial chemotherapy 2010;65(8):1664-71.
2010: Spyros Pournaras; Aggeliki Poulou; Evangelia Voulgari; Georgia Vrioni; Ioulia Kristo; Athanassios Tsakris
Detection of the new metallo-beta-lactamase VIM-19 along with KPC-2, CMY-2 and CTX-M-15 in Klebsiella pneumoniae.
The Journal of antimicrobial chemotherapy 2010;65(8):1604-7.
2010: Spyros Pournaras; Ioulia Kristo; Georgia Vrioni; Alexandros Ikonomidis; Aggeliki Poulou; Dimitra Petropoulou; Athanassios Tsakris
Characteristics of meropenem heteroresistance in Klebsiella pneumoniae carbapenemase (KPC)-producing clinical isolates of K. pneumoniae.
Journal of clinical microbiology 2010;48(7):2601-4.
2010: Athanassios Tsakris; Evangelia Voulgari; Aggeliki Poulou; Maria Kimouli; Spyros Pournaras; Kyriaki Ranellou; Olga Kosmopoulou; Dimitra Petropoulou
In vivo acquisition of a plasmid-mediated bla(KPC-2) gene among clonal isolates of Serratia marcescens.
Journal of clinical microbiology 2010;48(7):2546-9.
2010: Spyros Pournaras; Aggeliki Poulou; Athanassios Tsakris
Inhibitor-based methods for the detection of KPC carbapenemase-producing Enterobacteriaceae in clinical practice by using boronic acid compounds.
The Journal of antimicrobial chemotherapy 2010;65(7):1319-21.
2010: E Protonotariou; E Dimitroulia; Spyros Pournaras; V Pitiriga; Danai Sofianou; Athanassios Tsakris
Trends in antimicrobial resistance of clinical isolates of Enterococcus faecalis and Enterococcus faecium in Greece between 2002 and 2007.
The Journal of hospital infection 2010;75(3):225-7.
2010: Olympia Zarkotou; Spyros Pournaras; Evangelia Voulgari; Georgios Chrysos; Athanassios Prekates; Dionysios Voutsinas; Katerina Themeli-Digalaki; Athanassios Tsakris
Risk factors and outcomes associated with acquisition of colistin-resistant KPC-producing Klebsiella pneumoniae: a matched case-control study.
Journal of clinical microbiology 2010;48(6):2271-4.
2010: Stamatina Giannouli; Maria Labrou; Athanassios Kyritsis; Alexandros Ikonomidis; Spyros Pournaras; Constantinos Stathopoulos; Athanassios Tsakris
Detection of mutations in the FemXAB protein family in oxacillin-susceptible mecA-positive Staphylococcus aureus clinical isolates.
The Journal of antimicrobial chemotherapy 2010;65(4):626-33.
2010: Konstantinos Dafopoulos; N Chalvatzas; G Kosmas; Athanasios Kallitsaris; Spyros Pournaras; Ioannis E Messinis
The effect of estrogens on plasma ghrelin concentrations in women.
Journal of endocrinological investigation 2010;33(2):109-12.
2010: George D Katopodis; Ioanna N Grivea; Angeliki J Tsantsaridou; Spyros Pournaras; Efi Petinaki; George A Syrogiannopoulos
Fusidic acid and clindamycin resistance in community-associated, methicillin-resistant Staphylococcus aureus infections in children of Central Greece.
BMC infectious diseases 2010;10():351.
2010: Georgios Anifandis; Konstantinos Dafopoulos; Christina I Messini; Nektarios Chalvatzas; Nikolaos Liakos; Spyros Pournaras; Ioannis E Messinis
Prognostic value of follicular fluid 25-OH vitamin D and glucose levels in the IVF outcome.
Reproductive biology and endocrinology : RB&E 2010;8():91.
2009: Alexandros Ikonomidis; Evangelia Neou; Vassiliki Gogou; Georgia Vrioni; Athanassios Tsakris; Spyros Pournaras
Heteroresistance to meropenem in carbapenem-susceptible Acinetobacter baumannii.
Journal of clinical microbiology 2009;47(12):4055-9.
2009: Alexandros Ikonomidis; Afroditi Vasdeki; Ioulia Kristo; Antonios N Maniatis; Athanassios Tsakris; Konstantinos N Malizos; Spyros Pournaras
Association of biofilm formation and methicillin-resistance with accessory gene regulator (agr) loci in Greek Staphylococcus aureus clones.
Microbial pathogenesis 2009;47(6):341-4.
2009: Athanassios Tsakris; Aggeliki Poulou; Ioulia Kristo; Theodore Pittaras; Nicholas Spanakis; Spyros Pournaras; Fani Markou
Large dissemination of VIM-2-metallo-{beta}-lactamase-producing pseudomonas aeruginosa strains causing health care-associated community-onset infections.
Journal of clinical microbiology 2009;47(11):3524-9.
2009: Athanassios Tsakris; Aggeliki Poulou; Katerina Themeli-Digalaki; Evangelia Voulgari; Theodore Pittaras; Danai Sofianou; Spyros Pournaras; Dimitra Petropoulou
Use of boronic acid disk tests to detect extended- spectrum beta-lactamases in clinical isolates of KPC carbapenemase-possessing enterobacteriaceae.
Journal of clinical microbiology 2009;47(11):3420-6.
2009: Spyros Pournaras; Efthimia Protonotariou; Evangelia Voulgari; Ioulia Kristo; Evangelia Dimitroulia; Danai Vitti; Maria Tsalidou; Antonios N Maniatis; Athanassios Tsakris; Danai Sofianou
Clonal spread of KPC-2 carbapenemase-producing Klebsiella pneumoniae strains in Greece.
The Journal of antimicrobial chemotherapy 2009;64(2):348-52.
2009: Spyros Pournaras; Elias Iosifidis; Emmanuel Roilides
Advances in antibacterial therapy against emerging bacterial pathogens.
Seminars in hematology 2009;46(3):198-211.
2009: Athanassios Tsakris; Ioulia Kristo; Aggeliki Poulou; Katerina Themeli-Digalaki; Alexandros Ikonomidis; Dimitra Petropoulou; Spyros Pournaras; Danai Sofianou
Evaluation of boronic acid disk tests for differentiating KPC-possessing Klebsiella pneumoniae isolates in the clinical laboratory.
Journal of clinical microbiology 2009;47(2):362-7.
2008: Athanassios Tsakris; Ioulia Kristo; Aggeliki Poulou; Fani Markou; Alexandros Ikonomidis; Spyros Pournaras
First occurrence of KPC-2-possessing Klebsiella pneumoniae in a Greek hospital and recommendation for detection with boronic acid disc tests.
The Journal of antimicrobial chemotherapy 2008;62(6):1257-60.
2008: Alexandros Ikonomidis; George Michail; Afroditi Vasdeki; Maria Labrou; Vasilis Karavasilis; Constantinos Stathopoulos; Antonios N Maniatis; Spyros Pournaras
In vitro and in vivo evaluations of oxacillin efficiency against mecA-positive oxacillin-susceptible Staphylococcus aureus.
Antimicrobial agents and chemotherapy 2008;52(11):3905-8.
2008: Alexandros Ikonomidis; Athanassios Tsakris; M Kanellopoulou; Antonios N Maniatis; Spyros Pournaras
Effect of the proton motive force inhibitor carbonyl cyanide-m-chlorophenylhydrazone (CCCP) on Pseudomonas aeruginosa biofilm development.
Letters in applied microbiology 2008;47(4):298-302.
2008: Olga Vasilaki; Eleni Ntokou; Alexandros Ikonomidis; Danae Sofianou; Filanthi Frantzidou; Styliani Alexiou-Daniel; Antonios N Maniatis; Spyros Pournaras
Emergence of the plasmid-mediated quinolone resistance gene qnrS1 in Escherichia coli isolates in Greece.
Antimicrobial agents and chemotherapy 2008;52(8):2996-7.
2008: Athanassios Tsakris; Alexandros Ikonomidis; Aggeliki Poulou; Nicholas Spanakis; D Vrizas; M Diomidous; Spyros Pournaras; Fani Markou
Clusters of imipenem-resistant Acinetobacter baumannii clones producing different carbapenemases in an intensive care unit.
Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases 2008;14(6):588-94.
2008: Antonios Markogiannakis; George Fildisis; Sofia Tsiplakou; Alexandros Ikonomidis; Alexandra Koutsoukou; Spyros Pournaras; Evangelos N Manolis; George Baltopoulos; Athanassios Tsakris
Cross-transmission of multidrug-resistant Acinetobacter baumannii clonal strains causing episodes of sepsis in a trauma intensive care unit.
Infection control and hospital epidemiology : the official journal of the Society of Hospital Epidemiologists of America 2008;29(5):410-7.
2008: Despina Tokatlidou; Maria Tsivitanidou; Spyros Pournaras; Alexandros Ikonomidis; Athanassios Tsakris; Danai Sofianou
Outbreak caused by a multidrug-resistant Klebsiella pneumoniae clone carrying blaVIM-12 in a university hospital.
Journal of clinical microbiology 2008;46(3):1005-8.
2008: Spyros Pournaras; Alexandros Ikonomidis; Evangelia Neou; Maria Kantzanou; Antonios N Maniatis; Athanassios Tsakris
Piperacillin/tazobactam-heteroresistant Pseudomonas aeruginosa from urinary infection, successfully treated by piperacillin/tazobactam.
The Journal of antimicrobial chemotherapy 2008;61(3):757-8.
2008: Alexandros Ikonomidis; Athanassios Tsakris; Maria Kantzanou; Nicholas Spanakis; Antonios N Maniatis; Spyros Pournaras
Efflux system overexpression and decreased OprD contribute to the carbapenem heterogeneity in Pseudomonas aeruginosa.
FEMS microbiology letters 2008;279(1):36-9.
2008: Alexandros Ikonomidis; Eleni Ntokou; Antonios N Maniatis; Athanassios Tsakris; Spyros Pournaras
Hidden VIM-1 metallo-beta-lactamase phenotypes among Acinetobacter baumannii clinical isolates.
Journal of clinical microbiology 2008;46(1):346-9.
2007: Maria Kontou; Spyros Pournaras; Ioulia Kristo; Alexandros Ikonomidis; Antonios N Maniatis; Constantinos Stathopoulos
Molecular cloning and biochemical characterization of VIM-12, a novel hybrid VIM-1/VIM-2 metallo-beta-lactamase from a Klebsiella pneumoniae clinical isolate, reveal atypical substrate specificity.
Biochemistry 2007;46(45):13170-8.
2007: A Konstantinidis; A Minas; Spyros Pournaras; A Kansouzidou; Panagiotis Papastergiou; A Maniatis; N Stathakis; Christos Hadjichristodoulou
Evaluation and comparison of fluorescence polarization assay with three of the currently used serological tests in diagnosis of human brucellosis.
European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology 2007;26(10):715-21.
2007: Alexandros Ikonomidis; Maria Labrou; Zoe Afkou; Antonios N Maniatis; Danai Sofianou; Athanassios Tsakris; Spyros Pournaras
First occurrence of an Escherichia coli clinical isolate producing the VIM-1/VIM-2 hybrid metallo-beta-lactamase VIM-12.
Antimicrobial agents and chemotherapy 2007;51(8):3038-9.
2007: Athanassios Tsakris; Alexandros Ikonomidis; Aggeliki Poulou; Nicholas Spanakis; Spyros Pournaras; Fani Markou
Transmission in the community of clonal Proteus mirabilis carrying VIM-1 metallo-beta-lactamase.
The Journal of antimicrobial chemotherapy 2007;60(1):136-9.
2007: Maria Maniati; Alexandros Ikonomidis; Paraskevi Mantzana; Alexandros Daponte; Antonios N Maniatis; Spyros Pournaras
A highly carbapenem-resistant Pseudomonas aeruginosa isolate with a novel blaVIM-4/blaP1b integron overexpresses two efflux pumps and lacks OprD.
The Journal of antimicrobial chemotherapy 2007;60(1):132-5.
2007: Alexandros Ikonomidis; Spyros Pournaras; Antonios Markogiannakis; Antonios N Maniatis; Evangelos N Manolis; Athanassios Tsakris
Low genetic diversity of the intrinsic OXA-51-like class D carbapenemases among Acinetobacter baumannii clinical isolates in Greece.
Epidemiology and infection 2007;135(5):877-81.
2007: Athanassios Tsakris; Alexandros Ikonomidis; Nicholas Spanakis; Aggeliki Poulou; Spyros Pournaras
Characterization of In3Mor, a new integron carrying VIM-1 metallo-beta-lactamase and sat1 gene, from Morganella morganii.
The Journal of antimicrobial chemotherapy 2007;59(4):739-41.
2007: Athanassios Tsakris; Alexandros Ikonomidis; Nicholas Spanakis; Spyros Pournaras; K Bethimouti
Identification of a novel bla(OXA-51) variant, bla(OXA-92), from a clinical isolate of Acinetobacter baumannii.
Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases 2007;13(3):348-9.
2007: Alexandros Ikonomidis; Nicholas Spanakis; Aggeliki Poulou; Spyros Pournaras; Fani Markou; Athanassios Tsakris
Emergence of carbapenem-resistant Enterobacter cloacae carrying VIM-4 metallo-beta-lactamase and SHV-2a extended-spectrum beta-lactamase in a conjugative plasmid.
Microbial drug resistance (Larchmont, N.Y.) 2007;13(4):221-6.
2007: Spyros Pournaras; Alexandros Ikonomidis; Antonios Markogiannakis; Nicholas Spanakis; Antonios N Maniatis; Athanassios Tsakris
Characterization of clinical isolates of Pseudomonas aeruginosa heterogeneously resistant to carbapenems.
Journal of medical microbiology 2007;56(Pt 1):66-70.
2006: Athanassios Tsakris; Alexandros Ikonomidis; Spyros Pournaras; Nicholas Spanakis; Antonios Markogiannakis
Carriage of OXA-58 but not of OXA-51 beta-lactamase gene correlates with carbapenem resistance in Acinetobacter baumannii.
The Journal of antimicrobial chemotherapy 2006;58(5):1097-9.
2006: Alexandros Daponte; Spyros Pournaras; Iordanis Mademtzis; Christos Hadjichristodoulou; Evanthia Kostopoulou; Antonios N Maniatis; Ioannis E Messinis
Evaluation of HPV 16 PCR detection in self- compared with clinician-collected samples in women referred for colposcopy.
Gynecologic oncology 2006;103(2):463-6.
2006: Alexandros Ikonomidis; Spyros Pournaras; Antonios N Maniatis; Nicholas J Legakis; Athanassios Tsakris
Discordance of meropenem versus imipenem activity against Acinetobacter baumannii.
International journal of antimicrobial agents 2006;28(4):376-7.
2006: Alexandros Daponte; Spyros Pournaras; Iordanis Mademtzis; Christos Hadjichristodoulou; Evanthia Kostopoulou; Antonios N Maniatis; Ioannis E Messinis
Evaluation of high-risk human papillomavirus types PCR detection in paired urine and cervical samples of women with abnormal cytology.
Journal of clinical virology : the official publication of the Pan American Society for Clinical Virology 2006;36(3):189-93.
2006: Athanassios Tsakris; Alexandros Ikonomidis; Spyros Pournaras; Leonidas S Tzouvelekis; Danai Sofianou; Nicholas J Legakis; Antonios N Maniatis
VIM-1 metallo-beta-lactamase in Acinetobacter baumannii.
Emerging infectious diseases 2006;12(6):981-3.
2006: Alexandros Daponte; Spyros Pournaras; Christos Hadjichristodoulou; Georgios Lialios; Athanasios Kallitsaris; Antonios N Maniatis; Ioannis E Messinis
Novel serum inflammatory markers in patients with adnexal mass who had surgery for ovarian torsion.
Fertility and sterility 2006;85(5):1469-72.
2006: Spyros Pournaras; Antonios Markogiannakis; Alexandros Ikonomidis; L Kondyli; K Bethimouti; Antonios N Maniatis; Nicholas J Legakis; Athanassios Tsakris
Outbreak of multiple clones of imipenem-resistant Acinetobacter baumannii isolates expressing OXA-58 carbapenemase in an intensive care unit.
The Journal of antimicrobial chemotherapy 2006;57(3):557-61.
2006: Spyros Pournaras; Athanassios Tsakris; Alexandros Ikonomidis; Antonios Markogiannakis; Ioulia Kristo; Antonios N Maniatis
Detection of a novel variant bla(CTX-M-3) extended spectrum beta-lactamase gene in a community-acquired Escherichia coli isolate.
Scandinavian journal of infectious diseases 2006;38(3):213-6.
2006: Evgenia Metzidie; Evangelos N Manolis; Spyros Pournaras; Danai Sofianou; Athanassios Tsakris
Spread of an unusual penicillin- and imipenem-resistant but ampicillin-susceptible phenotype among Enterococcus faecalis clinical isolates.
The Journal of antimicrobial chemotherapy 2006;57(1):158-60.
2005: Danai Sofianou; Antonios Markogiannakis; E Metzidie; Spyros Pournaras; Athanassios Tsakris
VIM-2 metallo-beta-lactamase in Achromobacter xylosoxidans in Europe.
European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology 2005;24(12):854-5.
2005: Spyros Pournaras; Alexandros Ikonomidis; Leonidas S Tzouvelekis; Despoina Tokatlidou; Nicholas Spanakis; Antonios N Maniatis; Nicholas J Legakis; Athanassios Tsakris
VIM-12, a novel plasmid-mediated metallo-beta-lactamase from Klebsiella pneumoniae that resembles a VIM-1/VIM-2 hybrid.
Antimicrobial agents and chemotherapy 2005;49(12):5153-6.
2005: Alexandros Daponte; Spyros Pournaras; E Zintzaras; Athanasios Kallitsaris; Georgios Lialios; Antonios N Maniatis; Ioannis E Messinis
The value of a single combined measurement of VEGF, glycodelin, progesterone, PAPP-A, HPL and LIF for differentiating between ectopic and abnormal intrauterine pregnancy.
Human reproduction (Oxford, England) 2005;20(11):3163-6.
2005: Alexandros Ikonomidis; Despina Tokatlidou; Ioulia Kristo; Danai Sofianou; Athanassios Tsakris; Paraskevi Mantzana; Spyros Pournaras; Antonios N Maniatis
Outbreaks in distinct regions due to a single Klebsiella pneumoniae clone carrying a bla VIM-1 metallo-{beta}-lactamase gene.
Journal of clinical microbiology 2005;43(10):5344-7.
2005: Spyros Pournaras; Maria Maniati; Nicholas Spanakis; Alexandros Ikonomidis; Panayotis Tassios; Athanassios Tsakris; Nicholas J Legakis; Antonios N Maniatis
Spread of efflux pump-overexpressing, non-metallo-beta-lactamase-producing, meropenem-resistant but ceftazidime-susceptible Pseudomonas aeruginosa in a region with blaVIM endemicity.
The Journal of antimicrobial chemotherapy 2005;56(4):761-4.
2005: Spyros Pournaras; Alexandros Ikonomidis; Antonios Markogiannakis; Antonios N Maniatis; Athanassios Tsakris
Heteroresistance to carbapenems in Acinetobacter baumannii.
The Journal of antimicrobial chemotherapy 2005;55(6):1055-6.
2005: Paraskevi Karapavlidou; Danai Sofianou; Evangelos N Manolis; Spyros Pournaras; Athanassios Tsakris
CTX-M-1 extended-spectrum beta-lactamase-producing Proteus mirabilis in Greece.
Microbial drug resistance (Larchmont, N.Y.) 2005;11(4):351-4.
2004: Spyros Pournaras; Alexandros Ikonomidis; Ioulia Kristo; Athanassios Tsakris; Antonios N Maniatis
CTX-M enzymes are the most common extended-spectrum beta-lactamases among Escherichia coli in a tertiary Greek hospital.
The Journal of antimicrobial chemotherapy 2004;54(2):574-5.
2004: Danai Sofianou; Spyros Pournaras; M Giosi; A Polyzou; Antonios N Maniatis; Athanassios Tsakris
Substantially increased faecal carriage of vancomycin-resistant enterococci in a tertiary Greek hospital after a 4 year time interval.
The Journal of antimicrobial chemotherapy 2004;54(1):251-4.
2004: Spyros Pournaras; Alexandros Ikonomidis; Danai Sofianou; Athanassios Tsakris; Antonios N Maniatis
CTX-M-type beta-lactamases affect community Escherichia coli treatment, Greece.
Emerging infectious diseases 2004;10(6):1163-4.
2004: Maria Kanellopoulou; Spyros Pournaras; H Iglezos; N Skarmoutsou; Evangelos Papafrangas; Antonios N Maniatis
Persistent colonization of nine cystic fibrosis patients with an Achromobacter (Alcaligenes) xylosoxidans clone.
European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology 2004;23(4):336-9.
2004: Danai Sofianou; E Avgoustinakis; A Dilopoulou; Spyros Pournaras; G Tsirakidis; Athanassios Tsakris
Soft-tissue abscess involving Actinomyces odontolyticus and two Prevotella species in an intravenous drug abuser.
Comparative immunology, microbiology and infectious diseases 2004;27(2):75-9.
2004: A Polyzou; Spyros Pournaras; U Dafni; Danai Sofianou; E Christeli; S Patrinos; Athanassios Tsakris
Sero epidemiology of Bordetella pertussis immune responses in a healthy population in northern Greece.
Journal of clinical laboratory analysis 2004;18(3):211-4.
2004: Spyros Pournaras; Helen Malamou-Lada; Maria Maniati; Dimitra Mylona-Petropoulou; Helen Vagiakou-Voudris; Athanassios Tsakris; Antonios N Maniatis
Persistence of a clone of glycopeptide-resistant Enterococcus faecalis among patients in an intensive care unit of a Greek hospital.
The Journal of antimicrobial chemotherapy 2004;53(1):109-12.
2003: A Tsakris; C Tsioni; Spyros Pournaras; S Polyzos; Antonios N Maniatis; Danai Sofianou
Spread of low-level carbapenem-resistant Acinetobacter baumannii clones in a tertiary care Greek hospital.
The Journal of antimicrobial chemotherapy 2003;52(6):1046-7.
2003: Antonios N Maniatis; Spyros Pournaras; S Orkopoulou; Panayotis Tassios; Nicholas J Legakis
Multiresistant Acinetobacter baumannii isolates in intensive care units in Greece.
Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases 2003;9(6):547-53.
2003: Spyros Pournaras; Maria Maniati; Efi Petinaki; Leonidas S Tzouvelekis; Athanassios Tsakris; Nicholas J Legakis; Antonios N Maniatis
Hospital outbreak of multiple clones of Pseudomonas aeruginosa carrying the unrelated metallo-beta-lactamase gene variants blaVIM-2 and blaVIM-4.
The Journal of antimicrobial chemotherapy 2003;51(6):1409-14.
2002: Spyros Pournaras; Athanassios Tsakris; Maria Maniati; Leonidas S Tzouvelekis; Antonios N Maniatis
Novel variant (bla(VIM-4)) of the metallo-beta-lactamase gene bla(VIM-1) in a clinical strain of Pseudomonas aeruginosa.
Antimicrobial agents and chemotherapy 2002;46(12):4026-8.
2002: Georgia Kartali; Eva Tzelepi; Spyros Pournaras; Constantina Kontopoulou; Fanourios Kontos; Danai Sofianou; Antonios N Maniatis; Athanassios Tsakris
Outbreak of infections caused by Enterobacter cloacae producing the integron-associated beta-lactamase IBC-1 in a neonatal intensive care unit of a Greek hospital.
Antimicrobial agents and chemotherapy 2002;46(5):1577-80.
2002: Athanassios Tsakris; Helen (or Eleni) Hassapopoulou; Lemonia Skoura; Spyros Pournaras; John Douboyas
Leg ulcer due to Pseudomanas luteola in a patient with sickle cell disease.
Diagnostic microbiology and infectious disease 2002;42(2):141-3.
2001: Antonios N Maniatis; Spyros Pournaras; Maria Kanellopoulou; Fanourios Kontos; E Dimitroulia; Evangelos Papafrangas; Athanassios Tsakris
Dissemination of clonally unrelated erythromycin- and glycopeptide-resistant Enterococcus faecium isolates in a tertiary Greek hospital.
Journal of clinical microbiology 2001;39(12):4571-4.
2001: A Polyzou; A Slavakis; Spyros Pournaras; Antonios N Maniatis; Danai Sofianou; Athanassios Tsakris
Predominance of a methicillin-resistant Staphylococcus aureus clone susceptible to erythromycin and several other non-beta-lactam antibiotics in a Greek hospital.
The Journal of antimicrobial chemotherapy 2001;48(2):231-4.
2001: Efi Petinaki; Vivi Miriagou; Leonidas S Tzouvelekis; Spyros Pournaras; F Hatzi; Fanourios Kontos; Maria Maniati; Antonios N Maniatis
Methicillin-resistant Staphylococcus aureus in the hospitals of central Greece.
International journal of antimicrobial agents 2001;18(1):61-5.
2001: Athanassios Tsakris; Spyros Pournaras; Antonios N Maniatis; John Douboyas; Antonis Antoniadis
Increasing prevalence of high-level gentamicin resistance among Enterococci isolated in Greece.
Chemotherapy 2001;47(2):86-9.
2001: Spyros Pournaras; A Slavakis; A Polyzou; Danai Sofianou; Antonios N Maniatis; Athanassios Tsakris
Nosocomial spread of an unusual methicillin-resistant Staphylococcus aureus clone that is sensitive to all non-beta-lactam antibiotics, including tobramycin.
Journal of clinical microbiology 2001;39(2):779-81.
2000: Spyros Pournaras; Athanassios Tsakris; Mary E Kaufmann; John Douboyas; Antonis Antoniadis
Outbreak of infections in a Greek university hospital involving a single clone of high-level aminoglycoside-resistant Enterococcus faecalis.
Infection control and hospital epidemiology : the official journal of the Society of Hospital Epidemiologists of America 2000;21(12):786-9.
2000: Angeliki Mavroidi; Athanassios Tsakris; Eva Tzelepi; Spyros Pournaras; V Loukova; Leonidas S Tzouvelekis
Carbapenem-hydrolysing VIM-2 metallo- beta-lactamase in Pseudomonas aeruginosa from Greece.
The Journal of antimicrobial chemotherapy 2000;46(6):1041-2.
2000: Spyros Pournaras; Athanassios Tsakris; Marie-France I Palepou; A Papa; John Douboyas; Antonis Antoniadis; Neil Woodford
Pheromone responses and high-level aminoglycoside resistance of conjugative plasmids of Enterococcus faecalis from Greece.
The Journal of antimicrobial chemotherapy 2000;46(6):1013-6.
2000: Spyros Pournaras; A Efstratiou; John Douboyas; R C George; Athanassios Tsakris
Genetic relatedness of group A streptococci of the newly designated serotype M90 causing a food-borne outbreak and sporadic infections.
Epidemiology and infection 2000;125(2):299-301.
2000: Athanassios Tsakris; A Pantazi; Spyros Pournaras; A Maniatis; A Polyzou; Danai Sofianou
Pseudo-outbreak of imipenem-resistant Acinetobacter baumannii resulting from false susceptibility testing by a rapid automated system.
Journal of clinical microbiology 2000;38(9):3505-7.
2000: A Polyzou; Danai Sofianou; Spyros Pournaras; Athanassios Tsakris
RAPD-fingerprinting of Serratia marcescens after formaldehyde inactivation of DNase activity.
Letters in applied microbiology 2000;30(5):419-21.
2000: Athanassios Tsakris; Spyros Pournaras; Neil Woodford; Marie-France I Palepou; GS Babini; John Douboyas; David M Livermore
Outbreak of infections caused by Pseudomonas aeruginosa producing VIM-1 carbapenemase in Greece.
Journal of clinical microbiology 2000;38(3):1290-2.
1999: Spyros Pournaras; Athanassios Tsakris; Christos Hadjichristodoulou; Lemonia Skoura; Efimia Souliou; Antonis Antoniadis; John Douboyas
Diphtheria immunity of Albanian and other eastern European immigrants in Greece compared with the local population--the risk of reemergence in Greece.
Infection 1999;27(6):361-4.
1999: Spyros Pournaras; Athanassios Tsakris; Kalliopi Mandraveli; A Faitatzidou; John Douboyas; Achilleas Tourkantonis
Reported needlestick and sharp injuries among health care workers in a Greek general hospital.
Occupational medicine (Oxford, England) 1999;49(7):423-6.
1999: Lemonia Skoura; A Efstratiou; Athanassios Tsakris; Spyros Pournaras; R C George; John Douboyas
Study on the use of an enzyme-linked immunosorbent assay in determining human antibodies to diphtheria toxin as compared with a reference toxin neutralization assay.
Comparative immunology, microbiology and infectious diseases 1999;22(3):181-6.
1998: Athanassios Tsakris; Neil Woodford; Spyros Pournaras; Mary E Kaufmann; John Douboyas
Apparent increased prevalence of high-level aminoglycoside-resistant Enterococcus durans resulting from false identification by a semiautomated software system.
Journal of clinical microbiology 1998;36(5):1419-21.
1997: Athanassios Tsakris; Spyros Pournaras; John Douboyas
Changes in antimicrobial resistance of enterococci isolated in Greece.
The Journal of antimicrobial chemotherapy 1997;40(5):735-7.