All Stories

  1. qnrE1, a Member of a New Family of Plasmid-Located Quinolone Resistance Genes, Originated from the Chromosome of Enterobacter Species

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

    Dr Alejandro Petroni

  2. Analysis of plasmid-mediated quinolone resistance genes in clinical isolates of the tribe Proteeae from Argentina: First report of qnrD in the Americas

    Article • Journal of Global Antimicrobial Resistance, December 2014, Elsevier

    Dr Alejandro Petroni

  3. “Distribution and functional identification of complex class 1 integrons”

    Article • Infection Genetics and Evolution, October 2013, Elsevier

    Dr Alejandro Petroni, Dr. Cecilia Quiroga

  4. Intrapatient emergence of OXA-247: a novel carbapenemase found in a patient previously infected with OXA-163-producing Klebsiella pneumoniae

    Article • Clinical Microbiology and Infection, May 2013, Elsevier

    Dr Alejandro Petroni

  5. Differential Distribution of Plasmid-Mediated Quinolone Resistance Genes in Clinical Enterobacteria with Unusual Phenotypes of Quinolone Susceptibility from Argentina

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

    Dr Angeles Zorreguieta, Dr Alejandro Petroni

  6. Detection of an international multiresistant clone belonging to sequence type 654 involved in the dissemination of KPC-producing Pseudomonas aeruginosa in Argentina

    Article • Journal of Antimicrobial Chemotherapy, February 2012, Oxford University Press (OUP)

    Dr Alejandro Petroni

  7. Small Plasmids HarboringqnrB19: a Model for Plasmid Evolution Mediated by Site-Specific Recombination atoriTand Xer Sites

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

    Dr Angeles Zorreguieta, Dr Alejandro Petroni

  8. Clonal dissemination of Klebsiella pneumoniae ST258 harbouring KPC-2 in Argentina

    Article • Clinical Microbiology and Infection, October 2011, Elsevier

    Dr Roberto G Melano, Dr Alejandro Petroni

  9. Detection of HIV-1 dual infections in highly exposed treated patients

    Article • Virology Journal, January 2011, Springer Science + Business Media

    Dr Alejandro Petroni

  10. Emergence of Metallo-β-lactamases in Enterobacteriaceaefrom Argentina

    Article • Diagnostic Microbiology and Infectious Disease, January 2011, Elsevier

    Dr Alejandro Petroni

  11. rmtD2, a New Allele of a 16S rRNA Methylase Gene, Has Been Present inEnterobacteriaceaeIsolates from Argentina for More than a Decade

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

    Dr Roberto G Melano, Dr Alejandro Petroni

  12. ISCR2, Another Vehicle for blaVEB Gene Acquisition

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

    Dr Alejandro Petroni

  13. CMY-2-type plasmid-mediated AmpC β-lactamase finally emerging in Argentina

    Article • International Journal of Antimicrobial Agents, April 2008, Elsevier

    Dr Alejandro Petroni

  14. Complex Class 1 Integrons with Diverse Variable Regions, Including aac(6′)-Ib-cr, and a Novel Allele, qnrB10, Associated with ISCR1 in Clinical Enterobacterial Isolates from Argentina

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

    Dr Angeles Zorreguieta, Dr Alejandro Petroni, Dr. Cecilia Quiroga

  15. Identification of the Novel Narrow-Spectrum β-Lactamase SCO-1 in Acinetobacter spp. from Argentina

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

    Dr Alejandro Petroni

  16. Emergence of PER-2 and VEB-1a in Acinetobacter baumannii Strains in the Americas

    Article • Antimicrobial Agents and Chemotherapy, September 2006, ASM Journals

    Dr Alejandro Petroni

  17. Update on Primary HIV-1 Resistance in Argentina

    Article • JAIDS Journal of Acquired Immune Deficiency Syndromes, August 2006, Wolters Kluwer Health

    Dr Alejandro Petroni

  18. Vibrio cholerae InV117, a Class 1 Integron Harboring aac(6')-Ib and blaCTX-M-2, Is Linked to Transposition Genes

    Article • Antimicrobial Agents and Chemotherapy, April 2006, ASM Journals

    Dr Angeles Zorreguieta, Dr Alejandro Petroni

  19. Extended-spectrum β-lactamases in Shigella flexneri from Argentina: first report of TOHO-1 outside Japan

    Article • International Journal of Antimicrobial Agents, June 2005, Elsevier

    Dr Roberto G Melano, Dr Alejandro Petroni

  20. Novel Variant (blaVIM-11) of the Metallo-β-Lactamase blaVIM Family in a GES-1 Extended-Spectrum-β-Lactamase-Producing Pseudomonas aeruginosa Clinical Isolate in Argentina

    Article • Antimicrobial Agents and Chemotherapy, January 2005, ASM Journals

    Dr Alejandro Petroni

  21. CARB-9, a Carbenicillinase Encoded in the VCR Region of Vibrio cholerae Non-O1, Non-O139 Belongs to a Family of Cassette-Encoded  -Lactamases

    Article • Antimicrobial Agents and Chemotherapy, September 2004, ASM Journals

    Dr Alejandro Petroni

  22. Evidence for the Active Role of a Novel Nuclease from Helicobacter pylori in the Horizontal Transfer of Genetic Information

    Article • Journal of Bacteriology, May 2004, ASM Journals

    Dr Alejandro Petroni

  23. Multiple antibiotic-resistance mechanisms including a novel combination of extended-spectrum  -lactamases in a Klebsiella pneumoniae clinical strain isolated in Argentina

    Article • Journal of Antimicrobial Chemotherapy, June 2003, Oxford University Press (OUP)

    Dr Alejandro Petroni

  24. Viral load and disease progression as responsible for endothelial activation and/or injury in human immunodeficiency virus-1-infected patients

    Article • Blood Coagulation & Fibrinolysis, January 2003, Wolters Kluwer Health

    Dr Alejandro Petroni

  25. New Carbenicillin-Hydrolyzing β-Lactamase (CARB-7) from Vibrio cholerae Non-O1, Non-O139 Strains Encoded by the VCR Region of the V. cholerae Genome

    Article • Antimicrobial Agents and Chemotherapy, July 2002, ASM Journals

    Dr Alejandro Petroni

  26. Plasmidic Extended-Spectrum β-Lactamases in Vibrio cholerae O1 El Tor Isolates in Argentina

    Article • Antimicrobial Agents and Chemotherapy, May 2002, ASM Journals

    Dr Alejandro Petroni