All Stories

  1. Characterization of pEncl-30969cz, a novel ColE1-like plasmid encoding VIM-1 carbapenemase, from an Enterobacter cloacae sequence type 92 isolate

    Article • Diagnostic Microbiology and Infectious Disease, June 2018, Elsevier

    Constantinos C Papagiannitsis

  2. First Description in Greece of mphC-Positive Staphylococci Causing Subclinical Mastitis in Ewes

    Article • Microbial Drug Resistance, February 2018, Mary Ann Liebert Inc

    Constantinos C Papagiannitsis

  3. Sequences of IMP-4-encoding plasmids

    Article • Antimicrobial Agents and Chemotherapy, February 2018, ASM Journals

    Constantinos C Papagiannitsis

  4. Validation of a novel automatic deposition of bacteria and yeasts on MALDI target for MALDI-TOF MS-based identification using MALDI Colonyst robot

    Article • PLoS ONE, December 2017, PLOS

    Constantinos C Papagiannitsis

  5. Characterization of KPC-Encoding Plasmids from Enterobacteriaceae Isolated in a Czech Hospital

    Article • Antimicrobial Agents and Chemotherapy, December 2017, ASM Journals

    Constantinos C Papagiannitsis

  6. Molecular Characterization of Carbapenemase-Producing Pseudomonas aeruginosa of Czech Origin and Evidence for Clonal Spread of Extensively Resistant Sequence Type 357 Expressing IMP-7 Metallo-β-Lactamase

    Article • Antimicrobial Agents and Chemotherapy, October 2017, ASM Journals

    Constantinos C Papagiannitsis

  7. Characterization of the Complete Nucleotide Sequences of IncA/C2 Plasmids Carrying In809-Like Integrons from Enterobacteriaceae Isolates of Wildlife Origin

    Article • Antimicrobial Agents and Chemotherapy, July 2017, ASM Journals

    Constantinos C Papagiannitsis

  8. Comparison of imipenem and meropenem antibiotics for the MALDI-TOF MS detection of carbapenemase activity

    Article • Journal of Microbiological Methods, June 2017, Elsevier

    Constantinos C Papagiannitsis

  9. Complete Nucleotide Sequences of Two VIM-1-Encoding Plasmids from Klebsiella pneumoniae and Leclercia adecarboxylata Isolates of Czech Origin

    Article • Antimicrobial Agents and Chemotherapy, March 2017, ASM Journals

    Constantinos C Papagiannitsis

  10. Emergence of sequence type 11 Klebsiella pneumoniae coproducing NDM-1 and VIM-1 metallo-β-lactamases in a Greek hospital

    Article • Diagnostic Microbiology and Infectious Disease, March 2017, Elsevier

    Constantinos C Papagiannitsis

  11. Molecular Characterization of OXA-48-Like-Producing Enterobacteriaceae in the Czech Republic and Evidence for Horizontal Transfer of pOXA-48-Like Plasmids

    Article • Antimicrobial Agents and Chemotherapy, November 2016, ASM Journals

    Constantinos C Papagiannitsis

  12. Detection of β-Lactamases and Their Activity Using MALDI-TOF MS

    Article • January 2016, Springer Science + Business Media

    Constantinos C Papagiannitsis

  13. Matrix-assisted Laser Desorption/Ionization Time-of-flight Mass Spectrometry for Determination of Resistance to Antibiotics

    Article • January 2016, Caister Academic Press

    Constantinos C Papagiannitsis

  14. Rapid dissemination of colistin and carbapenem resistant Acinetobacter baumannii in Central Greece: mechanisms of resistance, molecular identification and epidemiological data

    Article • BMC Infectious Diseases, December 2015, Springer Science + Business Media

    Constantinos C Papagiannitsis

  15. Biochemical Characterization of VIM-39, a VIM-1-Like Metallo-β-Lactamase Variant from a Multidrug-Resistant Klebsiella pneumoniae Isolate from Greece

    Article • Antimicrobial Agents and Chemotherapy, September 2015, ASM Journals

    Constantinos C Papagiannitsis

  16. Characterization of pKP-M1144, a Novel ColE1-Like Plasmid Encoding IMP-8, GES-5, and BEL-1 β-Lactamases, from a Klebsiella pneumoniae Sequence Type 252 Isolate

    Article • Antimicrobial Agents and Chemotherapy, June 2015, ASM Journals

    Constantinos C Papagiannitsis

  17. Matrix-Assisted Laser Desorption Ionization–Time of Flight Mass Spectrometry Meropenem Hydrolysis Assay with NH4HCO3, a Reliable Tool for Direct Detection of Carbapenemase Activity

    Article • Journal of Clinical Microbiology, February 2015, ASM Journals

    Constantinos C Papagiannitsis

  18. High Prevalence of ST131 Among CTX-M-Producing Escherichia coli from Community-Acquired Infections, in the Czech Republic

    Article • Microbial Drug Resistance, February 2015, Mary Ann Liebert Inc

    Constantinos C Papagiannitsis

  19. Complete Nucleotide Sequences of Two NDM-1-Encoding Plasmids from the Same Sequence Type 11 Klebsiella pneumoniae Strain

    Article • Antimicrobial Agents and Chemotherapy, November 2014, ASM Journals

    Constantinos C Papagiannitsis

  20. Identification of CMY-2-Type Cephalosporinases in Clinical Isolates of Enterobacteriaceae by MALDI-TOF MS

    Article • Antimicrobial Agents and Chemotherapy, February 2014, ASM Journals

    Constantinos C Papagiannitsis

  21. Carbapenemase-producing Klebsiella pneumoniae in the Czech Republic in 2011

    Article • Eurosurveillance, November 2013, European Centre for Disease Control and Prevention (ECDC)

    Constantinos C Papagiannitsis

  22. OmpK35 and OmpK36 porin variants associated with specific sequence types ofKlebsiella pneumoniae

    Article • Journal of Chemotherapy, August 2013, Taylor & Francis

    Constantinos C Papagiannitsis, Dr Stathis D. Kotsakis

  23. Characterization of pKP1780, a novel IncR plasmid from the emerging Klebsiella pneumoniae ST147, encoding the VIM-1 metallo-β-lactamase

    Article • Journal of Antimicrobial Chemotherapy, May 2013, Oxford University Press (OUP)

    Constantinos C Papagiannitsis

  24. Characterization of pKP1433, a Novel KPC-2-Encoding Plasmid from Klebsiella pneumoniae Sequence Type 340

    Article • Antimicrobial Agents and Chemotherapy, April 2013, ASM Journals

    Constantinos C Papagiannitsis

  25. Identification of a New Delhi metallo-β-lactamase-4 (NDM-4)-producing Enterobacter cloacae from a Czech patient previously hospitalized in Sri Lanka

    Article • Folia Microbiologica, April 2013, Springer Science + Business Media

    Constantinos C Papagiannitsis

  26. Isolation from a Nonclinical Sample of Leclercia adecarboxylata Producing a VIM-1 Metallo-β-Lactamase

    Article • Antimicrobial Agents and Chemotherapy, March 2013, ASM Journals

    Constantinos C Papagiannitsis

  27. Characterization of a Transmissible Plasmid Encoding VEB-1 and VIM-1 in Proteus mirabilis

    Article • Antimicrobial Agents and Chemotherapy, April 2012, ASM Journals

    Constantinos C Papagiannitsis

  28. Diversity of acquired β-lactamases amongst Klebsiella pneumoniae in Greek hospitals

    Article • International Journal of Antimicrobial Agents, February 2012, Elsevier

    Constantinos C Papagiannitsis

  29. An update of the evolving epidemic of blaKPC-2-carrying Klebsiella pneumoniae in Greece (2009-10)

    Article • Journal of Antimicrobial Chemotherapy, May 2011, Oxford University Press (OUP)

    Constantinos C Papagiannitsis

  30. Characterization of Metallo-β-Lactamase VIM-27, an A57S Mutant of VIM-1 Associated with Klebsiella pneumoniae ST147

    Article • Antimicrobial Agents and Chemotherapy, April 2011, ASM Journals

    Constantinos C Papagiannitsis

  31. Emergence of Klebsiella pneumoniae of a novel sequence type (ST383) producing VIM-4, KPC-2 and CMY-4 β-lactamases

    Article • International Journal of Antimicrobial Agents, December 2010, Elsevier

    Constantinos C Papagiannitsis

  32. Detection of metallo-β-lactamase genes in clinical specimens by a commercial multiplex PCR system

    Article • Journal of Microbiological Methods, November 2010, Elsevier

    Constantinos C Papagiannitsis

  33. Sequence of pR3521, an IncB Plasmid fromEscherichia coliEncoding ACC-4, SCO-1, and TEM-1 β-Lactamases

    Article • Antimicrobial Agents and Chemotherapy, October 2010, ASM Journals

    Constantinos C Papagiannitsis

  34. Sequence of pNL194, a 79.3-Kilobase IncN Plasmid Carrying the blaVIM-1 Metallo-β-Lactamase Gene in Klebsiella pneumoniae

    Article • Antimicrobial Agents and Chemotherapy, July 2010, ASM Journals

    Constantinos C Papagiannitsis

  35. GES-13, a β-Lactamase Variant Possessing Lys-104 and Asn-170 in Pseudomonas aeruginosa

    Article • Antimicrobial Agents and Chemotherapy, January 2010, ASM Journals

    Constantinos C Papagiannitsis

  36. Detecting VIM-1 Production in Proteus mirabilis by an Imipenem-Dipicolinic Acid Double Disk Synergy Test

    Article • Journal of Clinical Microbiology, December 2009, ASM Journals

    Constantinos C Papagiannitsis

  37. Emerging Klebsiella pneumoniae Isolates Coproducing KPC-2 and VIM-1 Carbapenemases

    Article • Antimicrobial Agents and Chemotherapy, July 2009, ASM Journals

    Constantinos C Papagiannitsis

  38. Relative Strengths of the Class 1 Integron Promoter Hybrid 2 and the Combinations of Strong and Hybrid 1 with an Active P2 Promoter

    Article • Antimicrobial Agents and Chemotherapy, November 2008, ASM Journals

    Constantinos C Papagiannitsis

  39. Plasmid-Encoded ACC-4, an Extended-Spectrum Cephalosporinase Variant from Escherichia coli

    Article • Antimicrobial Agents and Chemotherapy, July 2007, ASM Journals

    Constantinos C Papagiannitsis

  40. SCO-1, a Novel Plasmid-Mediated Class A β-Lactamase with Carbenicillinase Characteristics from Escherichia coli

    Article • Antimicrobial Agents and Chemotherapy, March 2007, ASM Journals

    Constantinos C Papagiannitsis

  41. P861 ECL-1, a novel plasmid-mediated class A β-lactamase with carbenicillinase characteristics from Escherichia coli

    Article • International Journal of Antimicrobial Agents, March 2007, Elsevier

    Constantinos C Papagiannitsis