N. Legakis

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VIM-12, a Novel Plasmid-Mediated Metallo-β-Lactamase from Klebsiella pneumoniae That Resembles a VIM-1/VIM-2 Hybrid

A. Maniatis, S. Pournaras, A. Tsakris, 2005, Antimicrobial Agents and Chemotherapy.

Serum Is the Preferred Clinical Specimen for Diagnosis of Human Brucellosis by PCR

K. Bourantas, N. Legakis, S. Mitka, 2001, Journal of Clinical Microbiology.

An electronic network for the surveillance of antimicrobial resistance in bacterial nosocomial isolates in Greece. The Greek Network for the Surveillance of Antimicrobial Resistance.

A. Vatopoulos, V. Kalapothaki, A C Vatopoulos, 1999, Bulletin of the World Health Organization.

Spread of Integron-Associated VIM-Type Metallo-β-Lactamase Genes among Imipenem-Nonsusceptible Pseudomonas aeruginosa Strains in Greek Hospitals

G. Petrikkos, A. Vatopoulos, L. Tzouvelekis, 2003, Journal of Clinical Microbiology.

Outbreak of multiple clones of imipenem-resistant Acinetobacter baumannii isolates expressing OXA-58 carbapenemase in an intensive care unit.

A. Maniatis, S. Pournaras, A. Tsakris, 2006, The Journal of antimicrobial chemotherapy.

VIM-1 Metallo-β-lactamase in Acinetobacter baumannii

A. Maniatis, S. Pournaras, A. Tsakris, 2006, Emerging infectious diseases.

The ongoing challenge of acquired carbapenemases: a hospital outbreak of Klebsiella pneumoniae simultaneously producing VIM-1 and KPC-2.

V. Miriagou, M. Tsakiri, G. Daikos, 2010, International journal of antimicrobial agents.

Pneumococcal acute otitis media in children.

N. Legakis, G. Kouppari, A. Zaphiropoulou, 2000, Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases.

Expanded-spectrum cephalosporin resistance in non-typhoid Salmonella.

V. Miriagou, L. Tzouvelekis, N. Legakis, 2004, International journal of antimicrobial agents.

Extended-spectrum beta-lactamase types in Klebsiella pneumoniae and Escherichia coli in two Greek hospitals.

A. Vatopoulos, L. Tzouvelekis, N. Legakis, 2003, International journal of antimicrobial agents.

Prevalence of a transferable SHV-5 type beta-lactamase in clinical isolates of Klebsiella pneumoniae and Escherichia coli in Greece.

A. Philippon, A. Vatopoulos, L. Tzouvelekis, 1990, The Journal of antimicrobial chemotherapy.

Emergence of resistance to third-generation cephalosporins amongst Salmonella typhimurium isolates in Greece: report of the first three cases.

M. Gazouli, A. Markogiannakis, L. Tzouvelekis, 1998, The Journal of antimicrobial chemotherapy.

Effect of substitution of Asn for Arg-276 in the cefotaxime-hydrolyzing class A beta-lactamase CTX-M-4.

M. Gazouli, L. Tzouvelekis, N. Legakis, 1998, FEMS microbiology letters.

Two novel plasmid-mediated cefotaxime-hydrolyzing beta-lactamases (CTX-M-5 and CTX-M-6) from Salmonella typhimurium.

M. Gazouli, A. Markogiannakis, L. Tzouvelekis, 1998, FEMS microbiology letters.

Comparison of Mycobacterium avium isolates from Greek AIDS and human immunodeficiency virus-negative patients by pulsed-field gel electrophoresis.

N. Legakis, P. Tassios, A. Kyriakopoulos, 2000, Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases.

Genotyping of Human Campylobacter jejuni Isolates in Greece by Pulsed-Field Gel Electrophoresis

N. Legakis, S. Chatzipanagiotou, A. Ioannidis, 2012, Molecular Diagnosis & Therapy.

A multi-centre study of nosocomial methicillin-resistant Staphylococcus aureus in Greece. Greek MRSA Study Group.

A. Maniatis, A. Vatopoulos, M. Kantzanou, 1999, International journal of antimicrobial agents.

Prevalence and characterization of the mechanisms of macrolide, lincosamide and streptogramin resistance in viridans group streptococci.

A. Vatopoulos, N. Legakis, P. Tassios, 2003, International journal of antimicrobial agents.

A common clone of erythromycin-resistant Streptococcus pneumoniae in Greece and the UK.

R. George, A. Efstratiou, N. Legakis, 2003, Clinical Microbiology and Infection.

In vitro activity of ticarcillin, carbenicillin and ampicillin against some gram-negative bacilli.

N. Legakis, J. Papavassiliou, 1975, The Journal of antibiotics.

Prospective monitoring of BK virus replication in renal transplant recipients

M. Koukoulaki, T. Apostolou, N. Legakis, 2009, Transplant infectious disease : an official journal of the Transplantation Society.

Resistance mechanisms of multiresistant serotype 012 Pseudomonas aeruginosa isolated in Europe.

T. Pitt, D. Livermore, A. Vatopoulos, 1990, Journal of Antimicrobial Chemotherapy.

Hospital outbreak of multiple clones of Pseudomonas aeruginosa carrying the unrelated metallo-beta-lactamase gene variants blaVIM-2 and blaVIM-4.

E. Petinaki, M. Maniati, A. Maniatis, 2003, The Journal of antimicrobial chemotherapy.

Distinct genotypic clusters of heterogeneously and homogeneously methicillin-resistantStaphylococcus aureus from a Greek hospital

R. Goering, A. Vatopoulos, N. Legakis, 1997, European Journal of Clinical Microbiology and Infectious Diseases.

VIM-1 Metallo-β-Lactamase-Producing Klebsiella pneumoniae Strains in Greek Hospitals

V. Miriagou, S. Kontou, A. Vatopoulos, 2003, Journal of Clinical Microbiology.

Molecular typing of multidrug-resistant Salmonella Blockley outbreak isolates from Greece.

J. Kourea-Kremastinou, L. Tzouvelekis, N. Legakis, 2000, Emerging infectious diseases.

Multicenter Evaluation of Epidemiological Typing of Methicillin-Resistant Staphylococcus aureus Strains by Repetitive-Element PCR Analysis

A. van Belkum, F. Tenover, H. Grundmann, 2000, Journal of Clinical Microbiology.

Multiple clones within multidrug-resistant Salmonella enterica serotype Typhimurium phage type DT104. The Greek Nontyphoidal Salmonella Study Group.

J. Kourea-Kremastinou, L. Ward, A. Vatopoulos, 2000, Journal of clinical microbiology.

Multiple Clones within Multidrug-ResistantSalmonella enterica Serotype Typhimurium Phage Type DT104

J. Kourea-Kremastinou, L. Ward, A. Vatopoulos, 2000, Journal of Clinical Microbiology.

Emergence of Multidrug Resistance in Ubiquitous and Dominant Pseudomonas aeruginosa Serogroup O:11

V. Gennimata, N. Legakis, P. Tassios, 1998, Journal of Clinical Microbiology.

Molecular analysis of ampicillin-resistant sporadic Salmonella typhi and Salmonella paratyphi B clinical isolates.

J. Papadakis, A. Tsiftsoglou, A. Vatopoulos, 1997, Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases.

Multiresistant Pseudomonas aeruginosa serogroup O:11 outbreak in an intensive care unit.

A. Vatopoulos, V. Gennimata, N. Legakis, 1997, Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases.

Molecular epidemiology of antibiotic resistance of Salmonella enteritidis during a 7-year period in Greece

J. Kourea-Kremastinou, A. Vatopoulos, N. Legakis, 1997, Journal of clinical microbiology.

In vitro activity of tigecycline against 2423 clinical isolates and comparison of the available interpretation breakpoints.

A. Tsakris, L. Tzouvelekis, N. Legakis, 2010, Diagnostic microbiology and infectious disease.

Characterization to species level of Mycobacterium avium complex strains from human immunodeficiency virus-positive and -negative patients

N. Legakis, P. Tassios, A. Kyriakopoulos, 1997, Journal of clinical microbiology.

Antibiotic resistance rates and macrolide resistance phenotypes of viridans group streptococci from the oropharynx of healthy Greek children.

A. Vatopoulos, N. Legakis, P. Tassios, 2001, International journal of antimicrobial agents.

Risk factors for nosocomial infections caused by Gram-negative bacilli

A. Vatopoulos, V. Kalapothaki, N. Legakis, 1996 .

A nested, multiplex, PCR assay for the simultaneous detection and differentiation of Entamoeba histolytica and Entamoeba dispar in faeces.

E. Patsoula, G. Spanakos, N. Vakalis, 2000, Annals of tropical medicine and parasitology.

A nested, multiplex, PCR assay for the simultaneous detection and differentiation of Entamoeba histolytica and Entamoeba dispar in faeces

E. Patsoula, G. Spanakos, N. Vakalis, 2000 .

Rapid extraction of fungal DNA from clinical samples for PCR amplification.

A. Velegraki, N. Legakis, M. Kambouris, 1999, Medical mycology.

Faecal bacterial flora in patients with colon cancer and control subjects.

N. Legakis, J. Papavassiliou, B. Golematis, 1981, Zentralblatt fur Bakteriologie, Mikrobiologie und Hygiene. 1. Abt. Originale A, Medizinische Mikrobiologie, Infektionskrankheiten und Parasitologie = International journal of microbiology and hygiene. A, Medical microbiology, infectious....

Alterations to the oropharyngeal and nasopharyngeal microbial flora of children after tonsillectomy and adenoidectomy

G. Adamopoulos, A. Tsakris, D. Kandiloros, 1994, The Journal of Laryngology & Otology.

Differences in the epidemiology between paediatric and adult invasive Streptococcus pyogenes infections

N. Legakis, P. Tassios, J. Papaparaskevas, 2013, Epidemiology and Infection.

Group B streptococcus colonization of Greek pregnant women and neonates: prevalence, risk factors and serotypes.

S. Gavrili, M. Tsolia, N. Legakis, 2003, Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases.

Repeated Occurrence of Diverse Extended-Spectrum β-Lactamases in Minor Serotypes of Food-Borne Salmonella enterica subsp. enterica

A. Vatopoulos, L. Tzouvelekis, N. Legakis, 2005, Journal of Clinical Microbiology.

Multiresistant serotype O 12 Pseudomonas aeruginosa: evidence for a common strain in Europe

T. Pitt, D. Livermore, A. Vatopoulos, 1989, Epidemiology and Infection.

Variation in morphological response of resistant clinical isolates ofPseudomonas aeruginosa to carbenicillin

B. Shearer, N. Legakis, J. Papavassiliou, 1983, European Journal of Clinical Microbiology.

Resistance Pattern of Streptococcus pneumoniae in Children During a Four-Year Period in Greece

N. Legakis, D. Kafetzis, I. Paraskakis, 1998, European Journal of Clinical Microbiology and Infectious Diseases.

Microscopy, PCR and ELISA applied to the epidemiology of amoebiasis in Greece.

N. Vakalis, N. Legakis, A. Evangelopoulos, 2001, Parasitology international.

Use of inhaled ampicillin-sulbactam against multiresistant Acinetobacter baumannii in bronchial secretions of intensive care unit patients.

A. Kyriakidis, N. Legakis, I. Paraskevopoulos, 2004, Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases.

Antibiotic resistance of clinical isolates of Streptococcus pneumoniae in Greece

N. Legakis, E. Marinis, S. Karabela, 1994, Journal of clinical microbiology.

Molecular epidemiology of ampicillin-resistant clinical isolates of Salmonella enteritidis

E. Threlfall, A. Vatopoulos, N. Legakis, 1994, Journal of clinical microbiology.

Structural alterations in the envelope of a gentamicin-resistant rough mutant of Pseudomonas aeruginosa.

E. Rietschel, N. Legakis, S. Wilkinson, 1984, Annales de microbiologie.

Moxifloxacin resistance is prevalent among Bacteroides and Prevotella species in Greece.

D. Houhoula, A. Tsakris, N. Legakis, 2008, The Journal of antimicrobial chemotherapy.

Cultural factors influencing the utilization or production of acetate by Butyrivibrio fibrisolvens.

M. Latham, N. Legakis, 1976, Journal of general microbiology.

In vitro activities of tigecycline against recently isolated Gram-negative anaerobic bacteria in Greece, including metronidazole-resistant strains.

G. Petrikkos, N. Legakis, J. Papaparaskevas, 2006, Diagnostic microbiology and infectious disease.

Diversity of resistance phenotypes and plasmid analysis in multi-resistant 0:12 Pseudomonas aeruginosa

A. Tsakris, A. Vatopoulos, L. Tzouvelekis, 1992, European Journal of Epidemiology.

A molecular analysis of Greek and UK Haemophilus influenzae conjugative resistance plasmids.

D. Crook, J. Jordens, N. Legakis, 1997, The Journal of antimicrobial chemotherapy.

The first database comprised of flagellin gene (flaA) types of Campylobacter jejuni human clinical isolates from Greece

N. Legakis, S. Chatzipanagiotou, A. Ioannidis, 2006, European Journal of Epidemiology.

Importance of carbenicillin and gentamicin cross-resistant serotype 0 : 12Pseudomonas aeruginosa in six Athens hospitals

N. Legakis, J. Papavassiliou, N. Koukoubanis, 1987, European Journal of Clinical Microbiology.

Relationship of antibiotic resistance phenotype to the R-pyocin susceptibility pattern in clinical isolates of Pseudomonas aeruginosa.

L. Tzouvelekis, N. Legakis, H. Tumah, 1989, Journal of chemotherapy.

Multiresistant Acinetobacter baumannii isolates in intensive care units in Greece.

A. Maniatis, S. Pournaras, N. Legakis, 2003, Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases.

Rapid extraction of fungal DNA from clinical samples for PCR amplification.

A. Velegraki, N. Legakis, M. Kambouris, 2008, Medical mycology.

Epidemiological characteristics of infections caused by Bacteroides, Prevotella and Fusobacterium species: a prospective observational study.

A. Tsakris, N. Legakis, J. Papaparaskevas, 2011, Anaerobe.

Coxsackievirus B3 sequences in the myocardium of fatal cases in a cluster of acute myocarditis in Greece

A. Tsakris, S. Tsiodras, N. Legakis, 2004, Journal of Clinical Pathology.

Greececases in a cluster of acute myocarditis in Coxsackievirus B3 sequences in the myocardium of

A. Tsakris, S. Tsiodras, N. Legakis, 2005 .

Greece fatal cases in a cluster of acute myocarditis in Coxsackievirus B 3 sequences in the myocardium of

A. Tsakris, S. Tsiodras, N. Legakis, 2005 .

Pseudomonas aeruginosa: evidence for the involvement of lipopolysaccharide in determining outer membrane permeability to carbenicillin and gentamicin.

B. Shearer, N. Legakis, 1985, The Journal of infectious diseases.

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

V. Miriagou, S. Kotsakis, L. Tzouvelekis, 2010, Antimicrobial Agents and Chemotherapy.

Spread of efflux pump-overexpressing, non-metallo-beta-lactamase-producing, meropenem-resistant but ceftazidime-susceptible Pseudomonas aeruginosa in a region with blaVIM endemicity.

M. Maniati, A. Maniatis, A. Tsakris, 2005, The Journal of antimicrobial chemotherapy.

Serologic prevalence of coxsackievirus group B in Greece.

S. Levidiotou, A. Tsakris, A. Tsakris, 2007, Viral immunology.

Prevalence of emm types 1 and 12 from invasive Streptococcus pyogenes disease in Greece--results of enhanced surveillance.

N. Legakis, P. Tassios, J. Papaparaskevas, 2008, Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases.

Microbiological findings of infected root canals and adjacent periodontal pockets in teeth with advanced periodontitis.

N. Legakis, M. Nakou, A. Kipioti, 1984, Oral surgery, oral medicine, and oral pathology.

Assessment of Resolution and Intercenter Reproducibility of Results of Genotyping Staphylococcus aureus by Pulsed-Field Gel Electrophoresis of SmaI Macrorestriction Fragments: a Multicenter Study

M. Kaufmann, A. van Belkum, F. Tenover, 1998, Journal of Clinical Microbiology.

Bacterial resistance to ciprofloxacin in Greece: results from the National Electronic Surveillance System. Greek Network for the Surveillance of Antimicrobial Resistance.

A. Vatopoulos, N. Legakis, V. Kalapothaki, 1999, Emerging infectious diseases.

Bacterioides fragilis: production and sensitivity to bacteriocins.

N. Legakis, E. Bezirtzoglou, A. Papastathopoulou, 1997, Anaerobe.

Distribution of coagulase-negative staphylococci in human infections.

A. Pappas, N. Legakis, J. Papavassiliou, 1981, The Journal of hospital infection.

Chlamydia trachomatis infections in Greece: first prevalence study using nucleic acid amplification tests

S. Levidiotou, H. Kada, G. Vrioni, 2005, European Journal of Clinical Microbiology and Infectious Diseases.

Frequent detection of cytomegalovirus in the intestine of patients with inflammatory bowel disease

A. Konstantinidou, A. Tsakris, Nicholas E Spanakis, 2006, Inflammatory bowel diseases.

Characterization of In111, a class 1 integron that carries the extended-spectrum beta-lactamase gene blaIBC-1.

V. Miriagou, L. Tzouvelekis, N. Legakis, 2003, FEMS microbiology letters.

In-vitro activity of ciprofloxacin against clinical isolates of mycobacteria resistant to antimycobacterial drugs.

N. Legakis, E. Marinis, 1985, The Journal of antimicrobial chemotherapy.

Diversity of aminoglycoside resistance inEnterobacter cloacae in Greece

T. Pitt, M. Nikolopoulou, A. Tsakris, 1992, European Journal of Clinical Microbiology and Infectious Diseases.

A New Selective and Differentiative Medium for the Isolation of Bacteroides fragilis

N. Legakis, E. Bezirtzoglou, A. Papastathopoulou, 1998 .

Epidemiology of multiresistant Enterococcus avium isolates in a Greek tertiary care hospital.

A. Vatopoulos, V. Kalapothaki, N. Legakis, 2002, International journal of antimicrobial agents.

Serotypes of Pseudomonas aeruginosa in clinical specimens in relation to antibiotic susceptibility

N. Legakis, M. Papapetropoulou, J. Papavassiliou, 1982, Journal of clinical microbiology.

Prevalent mechanisms of resistance among common enterobacterial isolates in Greek hospitals.

A. Maniatis, L. Tzouvelekis, N. Legakis, 1995, Microbial drug resistance.

High prevalence of stably derepressed class-I beta-lactamase expression in multiresistant clinical isolates of Enterobacter cloacae from Greek hospitals.

A. Mentis, A. Vatopoulos, A. Tsakris, 1992, Journal of medical microbiology.

Diversity among high-level aminoglycoside-resistant enterococci.

A. Vatopoulos, V. Kalapothaki, N. Legakis, 2000, The Journal of antimicrobial chemotherapy.

Clinical microbiological case: facial inflammation in a child with a subnormal serum concentration of IgG2. Authors' reply

N. Legakis, D. Kafetzis, G. Stamos, 2002 .

Clinical microbiological case: facial inflammation in a child with a subnormal serum concentration of IgG2.

N. Legakis, D. Kafetzis, G. Stamos, 2002, Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases.

In vitro comparative assessment of beta-lactamase inhibitors and their penicillin combinations against selected enterobacteria.

M. Gazouli, L. Tzouvelekis, N. Legakis, 1997, International journal of antimicrobial agents.

Spread of a Salmonella typhimurium Clone Resistant to Expanded-Spectrum Cephalosporins in Three European Countries

M. Gazouli, S. Sidorenko, L. Tzouvelekis, 1999, Journal of Clinical Microbiology.

Discrepancies and Interpretation Problems in Susceptibility Testing of VIM-1-Producing Klebsiella pneumoniae Isolates

V. Miriagou, G. Petrikkos, G. Daikos, 2005, Journal of Clinical Microbiology.

Multicentre survey of the in-vitro activity of seven antimicrobial agents, including ertapenem, against recently isolated Gram-negative anaerobic bacteria in Greece.

N. Legakis, J. Papaparaskevas, A. Avlamis, 2005, Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases.

Epidemiology of community-acquiredPseudomonas aeruginosa infections in children

N. Legakis, E. Lebessi, I. Paraskaki, 1996, European Journal of Clinical Microbiology and Infectious Diseases.

Selective medium for growth of Proteus

N. Legakis, M. Xilinas, J. Papavassiliou, 1975, Journal of clinical microbiology.

Discordance of meropenem versus imipenem activity against Acinetobacter baumannii.

A. Maniatis, S. Pournaras, A. Tsakris, 2006, International journal of antimicrobial agents.

On the incidence of antibiotic resistance among aerobic gram-negative rods isolated in Greek hospitals.

A. Tsakris, A. Vatopoulos, L. Tzouvelekis, 1993, The Journal of hospital infection.

CTX-M-3 β-Lactamase-Producing Escherichia coli from Greece

V. Miriagou, L. Tzouvelekis, N. Legakis, 2002 .

Effect of the pH and osmolality of urine on the antibacterial activity of gentamicin.

N. Legakis, M. Papapetropoulou, J. Papavassiliou, 1983, The Journal of antimicrobial chemotherapy.

Pasteurella multocida septicemia and meningitis in an infant.

N. Legakis, G. Kouppari, A. Zaphiropoulou, 1999, Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases.

Outer membrane alterations in multiresistant mutants of Pseudomonas aeruginosa selected by ciprofloxacin

L. Tzouvelekis, N. Legakis, H. Kotsifaki, 1989, Antimicrobial Agents and Chemotherapy.

Printed in U.SA

N. Legakis, 2022 .

Detection of Kaposi's sarcoma herpesvirus DNA sequences in pericardial fluid in a patient with multicentric Castleman's disease.

N. Legakis, E. Konstantinou, P. Matsiota-Bernard, 2002, Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases.

Phagocytosis and antimicrobicidal activity of polymorphonuclear leucocytes against gentamicin-sensitive and resistant strains of Pseudomonas aeruginosa.

N. Legakis, H. Bassaris, P. Lianou, 1983, The Journal of infection.

Klebsiella pneumoniae infections in Greek hospitals. Dissemination of plasmids encoding an SHV-5 type beta-lactamase.

T. Pitt, A. Vatopoulos, L. Tzouvelekis, 1995, The Journal of hospital infection.

Increased adherence to human epithelial cells of resistant Pseudomonas aeruginosa strains.

N. Legakis, H. Bassaris, G. Daikos, 1980, The Journal of infection.

Enhanced chemotaxis to gentamicin-resistant strains of Pseudomonas aeruginosa.

N. Legakis, H. Bassaris, A. Dontas, 1980, The Journal of infectious diseases.

Cross-resistance of clinical isolates of Pseudomonas aeruginosa to five aminoglycosides.

N. Legakis, J. Papavassiliou, J. Tselentis, 1979, The Journal of antimicrobial chemotherapy.

Surgical adjuvant therapy of rectal carcinoma: a controlled evaluation of leucovorin, 5-fluorouracil and radiation therapy with or without interferon-alpha2b.

C. Dardoufas, G. Androulakis, G. Peros, 2003, Annals of oncology : official journal of the European Society for Medical Oncology.

Comparative evaluation of the inhibitory activities of the novel penicillanic acid sulfone Ro 48-1220 against beta-lactamases that belong to groups 1, 2b, and 2be

M. Gazouli, L. Tzouvelekis, N. Legakis, 1997, Antimicrobial agents and chemotherapy.

Mupirocin resistance in Staphylococcus aureus from Greek hospitals.

N. Maniatis, L. Tzouvelekis, N. Legakis, 2001, International journal of antimicrobial agents.

CTX-M-type β-lactamases: an emerging group of extended-spectrum enzymes

L. Tzouvelekis, N. Legakis, E. Tzelepi, 2000 .

CTX-M-type beta-lactamases: an emerging group of extended-spectrum enzymes.

L. Tzouvelekis, N. Legakis, E. Tzelepi, 2000, International journal of antimicrobial agents.

Frequency and predictors of colonization of the respiratory tract by VIM-2-producing Pseudomonas aeruginosa in patients of a newly established intensive care unit.

M. Falagas, A. Tsakris, N. Legakis, 2006, Journal of medical microbiology.

Abundance of Colistin-Resistant, OXA-23- and ArmA-Producing Acinetobacter baumannii Belonging to International Clone 2 in Greece

H. Goossens, A. van Belkum, G. Rossolini, 2020, Frontiers in Microbiology.

In vitro activity of cefepime/zidebactam (WCK 5222) against recent Gram-negative isolates collected from high resistance settings of Greek hospitals.

R. Shrivastava, N. Legakis, S. Palwe, 2021, Diagnostic microbiology and infectious disease.

Keywords emm typing, erythromycin, invasive dis- eases, PFGE, Streptococcus pyogenes

N. Legakis, P. Tassios, J. Papaparaskevas, 2008 .

HTLV‐I and ‐II in southwestern Greece

A. Tsakris, Nicholas E Spanakis, N. Legakis, 2003, Transfusion.

IN RELATION TO RESISTANCE TO GENTAMICIN

B. Shearer, N. Legakis, V., 2008 .

Outer surface changes of Pseudomonas aeruginosa in relation to resistance to gentamicin and carbenicillin.

B. Shearer, N. Legakis, T. Katsorchis, 1985, Journal of medical microbiology.

Prevalence of infection by HTLV-I/II among pregnant women and high-risk groups in the Peloponnese peninsula, Greece

A. Tsakris, A. Markogiannakis, Nicholas E Spanakis, 2006, International journal of STD & AIDS.

Extended-Spectrum β-Lactamase-Producing Klebsiellapneumoniae in a Neonatal Intensive Care Unit in the High-Prevalence Area of Athens, Greece

L. Tzouvelekis, N. Legakis, P. Tassios, 2002, Journal of Clinical Microbiology.

Sporadic Emergence of Klebsiella pneumoniae Strains Resistant to Cefepime and Cefpirome in Greek Hospitals

M. Gazouli, L. Tzouvelekis, N. Legakis, 1998, Journal of Clinical Microbiology.

Resistance to beta-lactams among blood isolates of Salmonella spp. in European hospitals: results from the SENTRY Antimicrobial Surveillance Program 1997-98.

R. Jones, A. Fluit, L. Tzouvelekis, 2003, Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases.

CONCISE COMMUNICATION Resistance to b-lactams among blood isolates of Salmonella spp. in European hospitals: results from the SENTRY Antimicrobial Surveillance Program 1997–98

R. Jones, A. Fluit, N. Legakis, 2003 .

GES-13, a (cid:1) -Lactamase Variant Possessing Lys-104 and Asn-170 in Pseudomonas aeruginosa (cid:1)

V. Miriagou, S. Kotsakis, L. Tzouvelekis, 2010 .

Aspartic acid for asparagine substitution at position 276 reduces susceptibility to mechanism-based inhibitors in SHV-1 and SHV-5 beta-lactamases.

L. Tzouvelekis, N. Legakis, E. Tzelepi, 1999, The Journal of antimicrobial chemotherapy.

Performance of Methods for Detection of Extended-Spectrum β-Lactamases Applied to Clinical Enterobacterial Strains Producing IBC-Type β-Lactamases

L. Tzouvelekis, N. Legakis, G. Stamos, 2003, Journal of Clinical Microbiology.

Amoxycillin/clavulanate resistance as related to β-lactamase content in Escherichia coli strains from community-acquired urinary tract infections in Greece

A. Maniatis, Y. Tselentis, L. Tzouvelekis, 1998 .

Emergence of Serratia liquefaciens and Klebsiella oxytoca with metallo-beta-lactamase-encoding IncW plasmids: further spread of the blaVIM-1-carrying integron In-e541.

V. Miriagou, E. Piperaki, L. Tzouvelekis, 2008, International journal of antimicrobial agents.

In vitro Activity of Loracarbef against TEM Extended-Spectrum β-Lactamase-Producing Escherichia coli Strains andIts Interaction with the Enzymes

L. Tzouvelekis, N. Legakis, E. Prinarakis, 1998, Chemotherapy.

In vitro activity of cefpirome against selected clinical enterobacterial isolates with β-lactamase-mediated resistance

A. Mentis, L. Tzouvelekis, N. Legakis, 1995, Infection.

Comparison of penile skin swab with intra-urethral swab and first void urine for polymerase chain reaction-based diagnosis of Chlamydia trachomatis urethritis in male patients.

D. Houhoula, A. Katsambas, A. Tsakris, 2008, Sexually transmitted diseases.

Thin-layer chromatographic technique for rapid detection of bacterial phospholipases

N. Legakis, J. Papavassiliou, 1975, Journal of clinical microbiology.

The direct immunofluorescence in the presumptive identification of Bacteroides species.

N. Legakis, M. Nakou, J. Papavassiliou, 1982, Zentralblatt fur Bakteriologie, Mikrobiologie und Hygiene. 1. Abt. Originale A, Medizinische Mikrobiologie, Infektionskrankheiten und Parasitologie = International journal of microbiology and hygiene. A, Medical microbiology, infectious....

Ruling Out Bacillus anthracis

D. Houhoula, N. Legakis, L. Zerva, 2004, Emerging infectious diseases.

Frequency and epidemiologic associations of different types of vaginitis in symptomatic women in Greece

N. Legakis, M. Papapetropoulou, J. Detorakis, 1986, European Journal of Clinical Microbiology.

Abnormal vaginal flora in symptomatic non-pregnant and pregnant women in a Greek hospital: a prospective study

M. Falagas, N. Legakis, G. Tansarli, 2017, European Journal of Clinical Microbiology and Infectious Diseases.

Pseudomonas aeruginosa folliculitis due to non-O:11 serogroups: acquisition through use of contaminated synthetic sponges.

N. Maniatis, N. Legakis, E. Tsiftsakis, 1995, Clinical infectious diseases : an official publication of the Infectious Diseases Society of America.

Lipid composition of Escherichia coli in relation to resistance to penicillin.

N. Legakis, J. Papavassiliou, J. Leonardopoulos, 1978, Canadian journal of microbiology.

Activity of cefiderocol (S-649266) against carbapenem-resistant Gram-negative bacteria collected from inpatients in Greek hospitals

M. Falagas, N. Legakis, K. Vardakas, 2017, The Journal of antimicrobial chemotherapy.

The effect of ionizing irradiation on the lipid biosynthesis by thymus and liver.

N. Legakis, G. Levis, J. Mantzos, 1968, Radiation research.

Conversion of glucose to lipids by normal and leukemic leukocytes.

N. Legakis, G. Levis, C. Miras, 1967, Cancer research.

Enhanced in-vitro activity of liposome-trapped penicillin-G against Pseudomonas aeruginosa.

A. Vatopoulos, L. Tzouvelekis, N. Legakis, 1990, Journal of chemotherapy.

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

V. Miriagou, S. Kotsakis, L. Tzouvelekis, 2010, Antimicrobial Agents and Chemotherapy.

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

V. Miriagou, J. Casals, L. Tzouvelekis, 2009, Journal of Clinical Microbiology.

Interaction betweenClostridium difficile and polymorphonuclear leucocytes from the elderly and post-operative cancer patients: phagocytosis and bactericidal function

N. Legakis, H. Bassaris, P. Lianou, 2005, Medical Microbiology and Immunology.

Reduced susceptibility to vancomycin of nosocomial isolates of methicillin-resistant Staphylococcus aureus.

A. Vatopoulos, M. Kantzanou, N. Legakis, 1999, The Journal of antimicrobial chemotherapy.

Serotypes and antimicrobial susceptibilities of 1033 pneumococci isolated from children in Greece during 2001-2004.

L. Tzouvelekis, N. Legakis, D. Kafetzis, 2006, Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases.

Serotype, biotype and genomic DNA XbaI restriction fragment analysis of Yersinia enterocolitica, isolated from infected beta-thalassemic and nonthalassemic children in Greece.

N. Legakis, E. Trikka-Graphakos, S. Chatzipanagiotou, 2000, Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases.

Predominance of two M-types among erythromycin-resistant group A Streptococci from Greek children.

A. Efstratiou, N. Legakis, P. Tassios, 2003, Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases.

Antibacterial activity of HR-756, cefoxitin and cefuroxine against multiply antibiotic-resistant strains of Enterobacteriaceae and Pseudomonas aeruginosa.

C. Papadatos, N. Legakis, D. Kafetzis, 1980, Chemotherapy.

Brief reports Detrimental effect of the combination of R164S with G238S in TEM-1 -lactamase on the extended-spectrum activity conferred by each single mutation

L. Tzouvelekis, N. Legakis, E. Tzelepi, 2000 .

Properties of Mutant SHV-5 β-Lactamases Constructed by Substitution of Isoleucine or Valine for Methionine at Position 69

M. Gazouli, V. Miriagou, L. Tzouvelekis, 1998, Antimicrobial Agents and Chemotherapy.

Detrimental effect of the combination of R164S with G238S in TEM-1 beta-lactamase on the extended-spectrum activity conferred by each single mutation.

L S Tzouvelekis, E Tzelepi, P Giakkoupi, 2000, The Journal of antimicrobial chemotherapy.

Interaction of β-lactam antibiotics against Grain-negative bacteria

N. Legakis, M. Papapetropoulos, A. Tsorvas, 1981 .

Trimethoprim-sulphamethoxazole synergy against Gram-negative bacilli.

N. Legakis, A. Perogambros, 1984, Journal of Hospital Infection.

First report of Cryptococcus laurentii meningitis and a fatal case of Cryptococcus albidus cryptococcaemia in AIDS patients.

A. Velegraki, G. Georgakopoulos, N. Legakis, 1998, Medical mycology.

Prevalence of a plasmid-mediated type II dihydrofolate reductase gene among trimethoprim-resistant urinary pathogens in Greek hospitals.

T. Pitt, A. Tsakris, A. Johnson, 1992, Journal of Antimicrobial Chemotherapy.

Relationship of resistance phenotype to the R-pyocin susceptibility pattern in clinical isolates of Pseudomonas aeruginosa.

N. Legakis, N. Koukoubanis, K. Petrocheilou-Malliara, 1987, Chemioterapia : international journal of the Mediterranean Society of Chemotherapy.

Differences in the epidemiology between paediatric and adult invasive Streptococcus pyogenes infections

N. Legakis, P. Tassios, J. Papaparaskevas, 2013, Epidemiology and Infection.

Gradual increase in the minimum inhibitory concentration of penicillin among both susceptible and resistant Streptococcus pneumoniae isolates from Greek children during 1995-1997.

A. Maniatis, N. Legakis, P. Tassios, 1999, International journal of antimicrobial agents.

Identification of Malassezia species from patient skin scales by PCR-RFLP.

A. Velegraki, A. Katsambas, N. Legakis, 2002, Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases.

Changing pattern of Pseudomonas aeruginosa resistance phenotype in a cancer hospital.

N. Legakis, M. Dimakopoulou, J. Papavassiliou, 1987, Chemioterapia : international journal of the Mediterranean Society of Chemotherapy.

Sparfloxacin for the treatment of community-acquired pneumonia: a pooled data analysis of two studies.

W. Wijnands, H. Lode, S. Segev, 1996, The Journal of antimicrobial chemotherapy.

Treatment of community-acquired pneumonia: a randomized comparison of sparfloxacin, amoxycillin-clavulanic acid and erythromycin.

H. Lode, S. Segev, J. Hosie, 1995, The European respiratory journal.

Differentiation of Serratia marcescens and Serratia liquefaciens by tests for lipase and phospholipase production.

N. Legakis, M. Xilinas, J. Papavassiliou, 1978, Journal of medical microbiology.