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Laurent Gutmann

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Patrick Grohs; Laurent Gutmann; Guillaume Kac; B Pineau; Guy Meyer
Readmission of known MRSA carriers and MRSA colonization pressure in hospital.
Patrick Grohs; Sophie Grondin; Arnaud Firon; Isabelle Podglajen; Claire Poyart; Patrick Trieu-Cuot; Emmanuelle Varon; Laurent Gutmann
Molecular basis for different levels of tet(M) expression in Streptococcus pneumoniae clinical isolates.
Vincent Dubée; lionel dubost; Mélanie Ethève-Quelquejeu; Laurent Gutmann; Jean-Emmanuel Hugonnet; Jean-Luc Mainardi; Arul Marie; Sébastien Triboulet; Michel Arthur
Inactivation of Mycobacterium tuberculosis l,d-transpeptidase LdtMt₁ by carbapenems and cephalosporins.

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All Publications

2013: Patrick Grohs; Laurent Gutmann; Guillaume Kac; B Pineau; Guy Meyer
Readmission of known MRSA carriers and MRSA colonization pressure in hospital.
Epidemiology and infection 2013;141(6):1181-6.
2012: Patrick Grohs; Sophie Grondin; Arnaud Firon; Isabelle Podglajen; Claire Poyart; Patrick Trieu-Cuot; Emmanuelle Varon; Laurent Gutmann
Molecular basis for different levels of tet(M) expression in Streptococcus pneumoniae clinical isolates.
Antimicrobial agents and chemotherapy 2012;56(10):5040-5.
2012: Vincent Dubée; lionel dubost; Mélanie Ethève-Quelquejeu; Laurent Gutmann; Jean-Emmanuel Hugonnet; Jean-Luc Mainardi; Arul Marie; Sébastien Triboulet; Michel Arthur
Inactivation of Mycobacterium tuberculosis l,d-transpeptidase LdtMt₁ by carbapenems and cephalosporins.
Antimicrobial agents and chemotherapy 2012;56(8):4189-95.
2012: Vincent Dubée; Mélanie Ethève-Quelquejeu; Hélène Fief; Laurent Gutmann; Jean-Luc Mainardi; Louis B Rice; Matthieu Sollogoub; Sébastien Triboulet; Michel Arthur; Jean-Emmanuel Hugonnet
Kinetic analysis of Enterococcus faecium L,D-transpeptidase inactivation by carbapenems.
Antimicrobial agents and chemotherapy 2012;56(6):3409-12.
2011: Patrick Grohs; Laurent Gutmann; A Lefort; B Fantin; M Wolff; Jean-Luc Mainardi
Differences in daptomycin and vancomycin ex vivo behaviour can lead to false interpretation of negative blood cultures.
Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases 2011;17(8):1264-7.
2011: Patrick Grohs; Sophie Grondin; Laurent Gutmann; Laura Henry; Claire Janoir; Sylvie Simon; Gaëlle Bonnet; Emmanuelle Varon
Accuracy of MIC determination for Streptococcus pneumoniae using the Sirscan2000automatic MIC determination system.
Diagnostic microbiology and infectious disease 2011;70(3):399-403.
2011: Sébastien Triboulet; Carole Veckerlé; Jean-Luc Mainardi; Angèle Nguekam-Moumi; Louis B Rice; Michel Arthur; Vincent Dubée; Laurent Gutmann; Jean-Emmanuel Hugonnet
Inactivation kinetics of a new target of beta-lactam antibiotics.
The Journal of biological chemistry 2011;286(26):22777-84.
2011: Etienne Carbonnelle; Cécile Mesquita; Emmanuelle Bille; Nesrine Day; Brunhilde Dauphin; Jean-Luc Beretti; Agnès Ferroni; Laurent Gutmann; Xavier Nassif
MALDI-TOF mass spectrometry tools for bacterial identification in clinical microbiology laboratory.
Clinical biochemistry 2011;44(1):104-9.
2010: M Matta; S Kernéis; N Day; M Lescat; A Buu Hoi; Emmanuelle Varon; Laurent Gutmann; Jean-Luc Mainardi
Do clinicians consider the results of the BinaxNOW Streptococcus pneumoniae urinary antigen test when adapting antibiotic regimens for pneumonia patients?
Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases 2010;16(9):1389-93.
2009: Marie Lavollay; Michel Arthur; Martine Fourgeaud; Lionel Dubost; Arul Marie; Philippe Riegel; Laurent Gutmann; Jean-Luc Mainardi
The beta-lactam-sensitive D,D-carboxypeptidase activity of Pbp4 controls the L,D and D,D transpeptidation pathways in Corynebacterium jeikeium.
Molecular microbiology 2009;74(3):650-61.
2007: Jean-Luc Mainardi; Jean-Emmanuel Hugonnet; Filippo Rusconi; Martine Fourgeaud; Lionel Dubost; Angèle Nguekam Moumi; Vanessa Delfosse; Claudine MAYER; Laurent Gutmann; Louis B Rice; Michel Arthur
Unexpected inhibition of peptidoglycan LD-transpeptidase from Enterococcus faecium by the beta-lactam imipenem.
The Journal of biological chemistry 2007;282(42):30414-22.
2007: Mathieu Matta; Delphine Wermert; Isabelle Podglajen; Olivier Sanchez; Annie Buu-Hoï; Laurent Gutmann; Guy Meyer; Jean-Luc Mainardi
Molecular diagnosis of Kingella kingae pericarditis by amplification and sequencing of the 16S rRNA gene.
Journal of clinical microbiology 2007;45(9):3133-4.
2007: Patrick Grohs; Jean-Luc Mainardi; Isabelle Podglajen; Xavier Hanras; C Eckert; Annie Buu-Hoï; Emmanuelle Varon; Laurent Gutmann
Relevance of routine use of the anaerobic blood culture bottle.
Journal of clinical microbiology 2007;45(8):2711-5.
2007: Sophie Magnet; Samuel Bellais; Lionel Dubost; Martine Fourgeaud; Jean-Luc Mainardi; Sébastien Petit-Frère; Arul Marie; Dominique Mengin-Lecreulx; Michel Arthur; Laurent Gutmann
Identification of the L,D-transpeptidases responsible for attachment of the Braun lipoprotein to Escherichia coli peptidoglycan.
Journal of bacteriology 2007;189(10):3927-31.
2006: Julie Cremniter; Jean-Luc Mainardi; Nathalie Josseaume; Jean-Charles Quincampoix; Lionel Dubost; Jean-Emmanuel Hugonnet; Arul Marie; Laurent Gutmann; Louis B Rice; Michel Arthur
Novel mechanism of resistance to glycopeptide antibiotics in Enterococcus faecium.
The Journal of biological chemistry 2006;281(43):32254-62.
2006: Sabrina Biarrotte-Sorin; Jean-Emmanuel Hugonnet; Vanessa Delfosse; Jean-Luc Mainardi; Laurent Gutmann; Michel Arthur; Claudine MAYER
Crystal structure of a novel beta-lactam-insensitive peptidoglycan transpeptidase.
Journal of molecular biology 2006;359(3):533-8.
2006: Samuel Bellais; Michel Arthur; Lionel Dubost; Jean-Emmanuel Hugonnet; Laurent Gutmann; Jean Van Heijenoort; Raymond Legrand; Jean-Paul Brouard; Louis Rice; Jean-Luc Mainardi
Aslfm, the D-aspartate ligase responsible for the addition of D-aspartic acid onto the peptidoglycan precursor of Enterococcus faecium.
The Journal of biological chemistry 2006;281(17):11586-94.
2006: Emmanuelle Varon; Serge Houssaye; Sophie Grondin; Laurent Gutmann
Nonmolecular test for detection of low-level resistance to fluoroquinolones in Streptococcus pneumoniae.
Antimicrobial agents and chemotherapy 2006;50(2):572-9.
2005: Jean-Luc Mainardi; Martine Fourgeaud; Jean-Emmanuel Hugonnet; Lionel Dubost; Jean-Paul Brouard; Jamal Ouazzani; Louis B Rice; Laurent Gutmann; Michel Arthur
A novel peptidoglycan cross-linking enzyme for a beta-lactam-resistant transpeptidation pathway.
The Journal of biological chemistry 2005;280(46):38146-52.
2005: Philippe Dupont; Alexandra Aubry; Emmanuelle Cambau; Laurent Gutmann
Contribution of the ATP binding site of ParE to susceptibility to novobiocin and quinolones in Streptococcus pneumoniae.
Journal of bacteriology 2005;187(4):1536-40.
2005: Jerome LeGoff; Emmanuel Guérot; Angélique Ndjoyi-Mbiguino; Mathieu Matta; Ali Si-Mohamed; Laurent Gutmann; Jean-Yves Fagon; Laurent Bélec
High prevalence of respiratory viral infections in patients hospitalized in an intensive care unit for acute respiratory infections as detected by nucleic acid-based assays.
Journal of clinical microbiology 2005;43(1):455-7.
2004: Guillaume Kac; Isabelle Podglajen; Sabine Vaupré; Nathalie Colardelle; Annie Buu-Hof; Laurent Gutmann
Molecular epidemiology of extended-spectrum beta-lactamase-producing Enterobacteriaceae isolated from environmental and clinical specimens in a cardiac surgery intensive care unit.
Infection control and hospital epidemiology : the official journal of the Society of Hospital Epidemiologists of America 2004;25(10):852-5.
2004: Louis B Rice; Samuel Bellais; Lenore L Carias; Rebecca Hutton-Thomas; Robert A Bonomo; Patrick Caspers; Malcolm G P Page; Laurent Gutmann
Impact of specific pbp5 mutations on expression of beta-lactam resistance in Enterococcus faecium.
Antimicrobial agents and chemotherapy 2004;48(8):3028-32.
2004: Patrick Grohs; Isabelle Podglajen; Laurent Gutmann
Activities of different fluoroquinolones against Bacillus anthracis mutants selected in vitro and harboring topoisomerase mutations.
Antimicrobial agents and chemotherapy 2004;48(8):3024-7.
2004: Véronique David; Bülent Bozdogan; Jean-Luc Mainardi; Raymond Legrand; Laurent Gutmann; Roland Leclercq
Mechanism of intrinsic resistance to vancomycin in Clostridium innocuum NCIB 10674.
Journal of bacteriology 2004;186(11):3415-22.
2004: Ana Arbeloa; Heidi Segal; Jean-Emmanuel Hugonnet; Nathalie Josseaume; Lionel Dubost; Jean-Paul Brouard; Laurent Gutmann; Dominique Mengin-Lecreulx; Michel Arthur
Role of class A penicillin-binding proteins in PBP5-mediated beta-lactam resistance in Enterococcus faecalis.
Journal of bacteriology 2004;186(5):1221-8.
2003: Muriel Cornet; Hassan Mallat; Dominique Somme; Emmanuel Guérot; Guillaume Kac; Jean-Luc Mainardi; P Fornes; Laurent Gutmann; Véronique Lavarde
Fulminant invasive pulmonary aspergillosis in immunocompetent patients--a two-case report.
Clinical microbiology and infection : the official publication of the European Society of Clinical Microbiology and Infectious Diseases 2003;9(12):1224-7.
2003: Patrick Grohs; Serge Houssaye; Agnès Aubert; Laurent Gutmann; Emmanuelle Varon
In vitro activities of garenoxacin (BMS-284756) against Streptococcus pneumoniae, viridans group streptococci, and Enterococcus faecalis compared to those of six other quinolones.
Antimicrobial agents and chemotherapy 2003;47(11):3542-7.
2003: Farid Sifaoui; Valérie Lamour; Emmanuelle Varon; Dino Moras; Laurent Gutmann
ATP-bound conformation of topoisomerase IV: a possible target for quinolones in Streptococcus pneumoniae.
Journal of bacteriology 2003;185(20):6137-46.
2003: Laurent Bélec; Jerome LeGoff; Ali Si-Mohamed; Francis Bloch; François-Xavier Mbopi-Keou; Pierre Becquart; Mathieu Matta; Thierry Prazuck; Jean Pierre Petite; Laurent Gutmann; Christopher Payan
Mucosal humoral immune response to hepatitis C virus E1/E2 surface glycoproteins and HCV shedding in saliva and cervicovaginal fluids from chronically HCV-infected patients.
Journal of hepatology 2003;38(6):833-42.
2003: Patrick Grohs; Marie-Dominique Kitzis; Laurent Gutmann
In vitro bactericidal activities of linezolid in combination with vancomycin, gentamicin, ciprofloxacin, fusidic acid, and rifampin against Staphylococcus aureus.
Antimicrobial agents and chemotherapy 2003;47(1):418-20.
2002: Jean-Luc Mainardi; Véronique Morel; Martine Fourgeaud; Julie Cremniter; Didier Blanot; Raymond Legrand; Claude Frehel; Michel Arthur; Jean Van Heijenoort; Laurent Gutmann
Balance between two transpeptidation mechanisms determines the expression of beta-lactam resistance in Enterococcus faecium.
The Journal of biological chemistry 2002;277(39):35801-7.
2002: Serge Houssaye; Laurent Gutmann; Emmanuelle Varon
Topoisomerase mutations associated with in vitro selection of resistance to moxifloxacin in Streptococcus pneumoniae.
Antimicrobial agents and chemotherapy 2002;46(8):2712-5.
2001: Farid Sifaoui; M Arthur; L Rice; Laurent Gutmann
Role of penicillin-binding protein 5 in expression of ampicillin resistance and peptidoglycan structure in Enterococcus faecium.
Antimicrobial agents and chemotherapy 2001;45(9):2594-7.
2001: Ahmed Bouhss; Nathalie Josseaume; D Allanic; Muriel Crouvoisier; Laurent Gutmann; Jean-Luc Mainardi; Dominique Mengin-Lecreulx; Jean Van Heijenoort; Michel Arthur
Identification of the UDP-MurNAc-pentapeptide:L-alanine ligase for synthesis of branched peptidoglycan precursors in Enterococcus faecalis.
Journal of bacteriology 2001;183(17):5122-7.
2001: Louis B Rice; Lenore L Carias; Rebecca Hutton-Thomas; Farid Sifaoui; Laurent Gutmann; Susan Rudin
Penicillin-binding protein 5 and expression of ampicillin resistance in Enterococcus faecium.
Antimicrobial agents and chemotherapy 2001;45(5):1480-6.
2001: C Janoir; Emmanuelle Varon; Marie-Dominique Kitzis; Laurent Gutmann
New mutation in parE in a pneumococcal in vitro mutant resistant to fluoroquinolones.
Antimicrobial agents and chemotherapy 2001;45(3):952-5.
2000: Patrick Grohs; Laurent Gutmann; Raymond Legrand; Bernard SCHOOT; Jean-Luc Mainardi
Vancomycin resistance is associated with serine-containing peptidoglycan in Enterococcus gallinarum.
Journal of bacteriology 2000;182(21):6228-32.
2000: F Guerin; Annie Buu-Hoï; Jean-Luc Mainardi; Guillaume Kac; N Colardelle; Sabine Vaupré; Laurent Gutmann; Isabelle Podglajen
Outbreak of methicillin-resistant Staphylococcus aureus with reduced susceptibility to glycopeptides in a Parisian hospital.
Journal of clinical microbiology 2000;38(8):2985-8.
2000: F Guerin; Emmanuelle Varon; A B Hoï; Laurent Gutmann; Isabelle Podglajen
Fluoroquinolone resistance associated with target mutations and active efflux in oropharyngeal colonizing isolates of viridans group streptococci.
Antimicrobial agents and chemotherapy 2000;44(8):2197-200.
2000: Ali Si-Mohamed; Michel D Kazatchkine; Isabelle Heard; C Goujon; Thierry Prazuck; Guy Aymard; G Cessot; Y H Kuo; M C Bernard; Bertrand Diquet; Jean-Elie Malkin; Laurent Gutmann; Laurent Bélec
Selection of drug-resistant variants in the female genital tract of human immunodeficiency virus type 1-infected women receiving antiretroviral therapy.
The Journal of infectious diseases 2000;182(1):112-22.
2000: Jean-Luc Mainardi; Raymond Legrand; Michel Arthur; Bernard SCHOOT; Jean Van Heijenoort; Laurent Gutmann
Novel mechanism of beta-lactam resistance due to bypass of DD-transpeptidation in Enterococcus faecium.
The Journal of biological chemistry 2000;275(22):16490-6.
1999: C Janoir; Isabelle Podglajen; Marie-Dominique Kitzis; Claire Poyart; Laurent Gutmann
In vitro exchange of fluoroquinolone resistance determinants between Streptococcus pneumoniae and viridans streptococci and genomic organization of the parE-parC region in S. mitis.
The Journal of infectious diseases 1999;180(2):555-8.
1999: Emmanuelle Varon; C Janoir; Marie-Dominique Kitzis; Laurent Gutmann
ParC and GyrA may be interchangeable initial targets of some fluoroquinolones in Streptococcus pneumoniae.
Antimicrobial agents and chemotherapy 1999;43(2):302-6.
1998: Jean-Luc Mainardi; D Billot-Klein; A Coutrot; Raymond Legrand; Bernard SCHOOT; Laurent Gutmann
Resistance to cefotaxime and peptidoglycan composition in Enterococcus faecalis are influenced by exogenous sodium chloride.
Microbiology (Reading, England) 1998;144(Pt 10)():2679-85.
1998: Ali Si-Mohamed; Michel D Kazatchkine; Christophe Piketty; S Cotigny; Jacques Gilquin; Laurence Weiss; Mathieu Matta; Laurent Gutmann; Laurent Belec
The sequential occurrence of pol 215 and pol 41 zidovudine resistance mutations is associated in an additive fashion with low CD4 cell counts and high plasma and cellular HIV viral load.
Antiviral research 1998;39(1):47-53.
1998: Tania Rybkine; Jean-Luc Mainardi; Wladimir Sougakoff; Ekkehard Collatz; Laurent Gutmann
Penicillin-binding protein 5 sequence alterations in clinical isolates of Enterococcus faecium with different levels of beta-lactam resistance.
The Journal of infectious diseases 1998;178(1):159-63.
1998: Laurent Bélec; Ali Si-Mohamed; Michaela C Müller-Trutwin; Jacques Gilquin; Laurent Gutmann; M Safar; Françoise Barré-Sinoussi; Michel D Kazatchkine
Genetically related human immunodeficiency virus type 1 in three adults of a family with no identified risk factor for intrafamilial transmission.
Journal of virology 1998;72(7):5831-9.
1998: Regine Hakenbeck; A König; I Kern; M van der Linden; Wolfgang Keck; D Billot-Klein; Raymond Legrand; Bernard SCHOOT; Laurent Gutmann
Acquisition of five high-Mr penicillin-binding protein variants during transfer of high-level beta-lactam resistance from Streptococcus mitis to Streptococcus pneumoniae.
Journal of bacteriology 1998;180(7):1831-40.
1998: Farid Sifaoui; Emmanuelle Varon; Marie-Dominique Kitzis; Laurent Gutmann
In vitro activity of sanfetrinem and affinity for the penicillin-binding proteins of Streptococcus pneumoniae.
Antimicrobial agents and chemotherapy 1998;42(1):173-5.
1997: Jean-Luc Mainardi; P Mugnier; A Coutrot; Annie Buu-Hoï; Ekkehard Collatz; Laurent Gutmann
Carbapenem resistance in a clinical isolate of Citrobacter freundii.
Antimicrobial agents and chemotherapy 1997;41(11):2352-4.
1997: D Billot-Klein; Raymond Legrand; Bernard SCHOOT; Jean Van Heijenoort; Laurent Gutmann
Peptidoglycan structure of Lactobacillus casei, a species highly resistant to glycopeptide antibiotics.
Journal of bacteriology 1997;179(19):6208-12.
1997: Valérie Zeller; C Janoir; Marie-Dominique Kitzis; Laurent Gutmann; Nicole Moreau
Active efflux as a mechanism of resistance to ciprofloxacin in Streptococcus pneumoniae.
Antimicrobial agents and chemotherapy 1997;41(9):1973-8.
1997: D Billot-Klein; David M Shlaes; D Bryant; D Bell; Raymond Legrand; Laurent Gutmann; Jean Van Heijenoort
Presence of UDP-N-acetylmuramyl-hexapeptides and -heptapeptides in enterococci and staphylococci after treatment with ramoplanin, tunicamycin, or vancomycin.
Journal of bacteriology 1997;179(15):4684-8.
1997: Farid Sifaoui; Laurent Gutmann
Vancomycin dependence in a vanA-producing Enterococcus avium strain with a nonsense mutation in the natural D-Ala-D-Ala ligase gene.
Antimicrobial agents and chemotherapy 1997;41(6):1409.
1997: L Mouthon; Jean-Luc Mainardi; Laurent Gutmann
Treatment of infections caused by highly resistant enterococci.
International journal of antimicrobial agents 1997;8(4):233-8.
1997: Q C Truong; J C Nguyen Van; David M Shlaes; Laurent Gutmann; Nicole Moreau
A novel, double mutation in DNA gyrase A of Escherichia coli conferring resistance to quinolone antibiotics.
Antimicrobial agents and chemotherapy 1997;41(1):85-90.
1996: C Janoir; V Zeller; Marie-Dominique Kitzis; Nicole Moreau; Laurent Gutmann
High-level fluoroquinolone resistance in Streptococcus pneumoniae requires mutations in parC and gyrA.
Antimicrobial agents and chemotherapy 1996;40(12):2760-4.
1996: E H Lee; Ekkehard Collatz; Isabelle Podglajen; Laurent Gutmann
A rob-like gene of Enterobacter cloacae affecting porin synthesis and susceptibility to multiple antibiotics.
Antimicrobial agents and chemotherapy 1996;40(9):2029-33.
1996: D Billot-Klein; Laurent Gutmann; D Bryant; D Bell; Jean Van Heijenoort; J Grewal; D M Shlaes
Peptidoglycan synthesis and structure in Staphylococcus haemolyticus expressing increasing levels of resistance to glycopeptide antibiotics.
Journal of bacteriology 1996;178(15):4696-703.
1996: S Bazile-Pham-Khac; Q C Truong; J P Lafont; Laurent Gutmann; X Y Zhou; M Osman; Nicole Moreau
Resistance to fluoroquinolones in Escherichia coli isolated from poultry.
Antimicrobial agents and chemotherapy 1996;40(6):1504-7.
1996: D Billot-Klein; D Shlaes; D Bryant; D Bell; Jean Van Heijenoort; Laurent Gutmann
Peptidoglycan structure of Enterococcus faecium expressing vancomycin resistance of the VanB type.
The Biochemical journal 1996;313 ( Pt 3)():711-5.
1996: Laurent Gutmann; S Al-Obeid; D Billot-Klein; E Ebnet; W Fischer
Penicillin tolerance and modification of lipoteichoic acid associated with expression of vancomycin resistance in VanB-type Enterococcus faecium D366.
Antimicrobial agents and chemotherapy 1996;40(1):257-9.
1995: A Rosato; J Pierre; D Billot-Klein; A Buu-Hoi; Laurent Gutmann
Inducible and constitutive expression of resistance to glycopeptides and vancomycin dependence in glycopeptide-resistant Enterococcus avium.
Antimicrobial agents and chemotherapy 1995;39(4):830-3.
1994: D Billot-Klein; Didier Blanot; Laurent Gutmann; Jean Van Heijenoort
Association constants for the binding of vancomycin and teicoplanin to N-acetyl-D-alanyl-D-alanine and N-acetyl-D-alanyl-D-serine.
The Biochemical journal 1994;304 ( Pt 3)():1021-2.
1994: Jean-Luc Mainardi; X Y Zhou; F Goldstein; J Mohler; Robert Farinotti; Laurent Gutmann; Claude Carbon
Activity of isepamicin and selection of permeability mutants to beta-lactams during aminoglycoside therapy of experimental endocarditis due to Klebsiella pneumoniae CF104 producing an aminoglycoside acetyltransferase 6' modifying enzyme and a TEM-3 beta-lactamase.
The Journal of infectious diseases 1994;169(6):1318-24.
1994: X Y Zhou; F Bordon; D Sirot; M D Kitzis; Laurent Gutmann
Emergence of clinical isolates of Escherichia coli producing TEM-1 derivatives or an OXA-1 beta-lactamase conferring resistance to beta-lactamase inhibitors.
Antimicrobial agents and chemotherapy 1994;38(5):1085-9.
1994: D Billot-Klein; Laurent Gutmann; S Sablé; Eric Guittet; Jean Van Heijenoort
Modification of peptidoglycan precursors is a common feature of the low-level vancomycin-resistant VANB-type Enterococcus D366 and of the naturally glycopeptide-resistant species Lactobacillus casei, Pediococcus pentosaceus, Leuconostoc mesenteroides, and Enterococcus gallinarum.
Journal of bacteriology 1994;176(8):2398-405.
1994: Laurent Gutmann; S al-Obeid; D Billot-Klein; M L Guerrier; Ekkehard Collatz
Synergy and resistance to synergy between beta-lactam antibiotics and glycopeptides against glycopeptide-resistant strains of Enterococcus faecium.
Antimicrobial agents and chemotherapy 1994;38(4):824-9.
1993: Jean-Luc Mainardi; O Lortholary; A Buu-Hoï; N Desplaces; F Goldstein; Laurent Gutmann; J F Acar
Native valve endocarditis caused by Staphylococcus capitis.
European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology 1993;12(10):789-91.
1993: Fred W Goldstein; Y Péan; A Rosato; J Gertner; Laurent Gutmann
Characterization of ceftriaxone-resistant Enterobacteriaceae: a multicentre study in 26 French hospitals. Vigil'Roc Study Group.
The Journal of antimicrobial chemotherapy 1993;32(4):595-603.
1993: E Cambau; F Bordon; Ekkehard Collatz; Laurent Gutmann
Novel gyrA point mutation in a strain of Escherichia coli resistant to fluoroquinolones but not to nalidixic acid.
Antimicrobial agents and chemotherapy 1993;37(6):1247-52.
1993: X Y Zhou; M D Kitzis; Laurent Gutmann
Role of cephalosporinase in carbapenem resistance of clinical isolates of Pseudomonas aeruginosa.
Antimicrobial agents and chemotherapy 1993;37(6):1387-9.
1993: X Y Zhou; M D Kitzis; J F Acar; Laurent Gutmann
Activity of the beta-lactamase inhibitor BRL 42715 against cephalosporinases produced by Enterobacteriaceae.
The Journal of antimicrobial chemotherapy 1993;31(4):473-80.
1992: E H Lee; Ekkehard Collatz; J Trias; Laurent Gutmann
Diffusion of beta-lactam antibiotics into proteoliposomes reconstituted with outer membranes of isogenic imipenem-susceptible and -resistant strains of Enterobacter cloacae.
Journal of general microbiology 1992;138(11):2347-51.
1992: D Billot-Klein; Laurent Gutmann; Ekkehard Collatz; Jean Van Heijenoort
Analysis of peptidoglycan precursors in vancomycin-resistant enterococci.
Antimicrobial agents and chemotherapy 1992;36(7):1487-90.
1992: S al-Obeid; D Billot-Klein; Jean Van Heijenoort; Ekkehard Collatz; Laurent Gutmann
Replacement of the essential penicillin-binding protein 5 by high-molecular mass PBPs may explain vancomycin-beta-lactam synergy in low-level vancomycin-resistant Enterococcus faecium D366.
FEMS microbiology letters 1992;70(1):79-84.
1992: Isabelle Podglajen; J Breuil; F Bordon; Laurent Gutmann; Ekkehard Collatz
A silent carbapenemase gene in strains of Bacteroides fragilis can be expressed after a one-step mutation.
FEMS microbiology letters 1992;70(1):21-9.
1992: Laurent Gutmann; D Billot-Klein; S al-Obeid; Ingo Klare; S Francoual; Ekkehard Collatz; Jean Van Heijenoort
Inducible carboxypeptidase activity in vancomycin-resistant enterococci.
Antimicrobial agents and chemotherapy 1992;36(1):77-80.
1991: S Vincent; B Glauner; Laurent Gutmann
Lytic effect of two fluoroquinolones, ofloxacin and pefloxacin, on Escherichia coli W7 and its consequences on peptidoglycan composition.
Antimicrobial agents and chemotherapy 1991;35(7):1381-5.
1991: E H Lee; M H Nicolas; M D Kitzis; G Pialoux; Ekkehard Collatz; Laurent Gutmann
Association of two resistance mechanisms in a clinical isolate of Enterobacter cloacae with high-level resistance to imipenem.
Antimicrobial agents and chemotherapy 1991;35(6):1093-8.
1991: N Moniot-Ville; J Guibert; N Moreau; J F Acar; Ekkehard Collatz; Laurent Gutmann
Mechanisms of quinolone resistance in a clinical isolate of Escherichia coli highly resistant to fluoroquinolones but susceptible to nalidixic acid.
Antimicrobial agents and chemotherapy 1991;35(3):519-23.
1990: D Billot-Klein; Laurent Gutmann; Ekkehard Collatz
Nucleotide sequence of the SHV-5 beta-lactamase gene of a Klebsiella pneumoniae plasmid.
Antimicrobial agents and chemotherapy 1990;34(12):2439-41.
1990: S al-Obeid; Laurent Gutmann; R Williamson
Modification of penicillin-binding proteins of penicillin-resistant mutants of different species of enterococci.
The Journal of antimicrobial chemotherapy 1990;26(5):613-8.
1990: P C Appelbaum; A Philippon; M R Jacobs; S K Spangler; Laurent Gutmann
Characterization of beta-lactamases from non-Bacteroides fragilis group Bacteroides spp. belonging to seven species and their role in beta-lactam resistance.
Antimicrobial agents and chemotherapy 1990;34(11):2169-76.
1990: S al-Obeid; Laurent Gutmann; R Williamson
Correlation of penicillin-induced lysis of Enterococcus faecium with saturation of essential penicillin-binding proteins and release of lipoteichoic acid.
Antimicrobial agents and chemotherapy 1990;34(10):1901-7.
1990: Ekkehard Collatz; R Labia; Laurent Gutmann
Molecular evolution of ubiquitous beta-lactamases towards extended-spectrum enzymes active against newer beta-lactam antibiotics.
Molecular microbiology 1990;4(10):1615-20.
1990: M D Kitzis; N Liassine; B Ferré; Laurent Gutmann; J F Acar; F Goldstein
In vitro activities of 15 oral beta-lactams against Klebsiella pneumoniae harboring new extended-spectrum beta-lactamases.
Antimicrobial agents and chemotherapy 1990;34(9):1783-6.
1990: J Pierre; R Williamson; M Bornet; Laurent Gutmann
Presence of an additional penicillin-binding protein in methicillin-resistant Staphylococcus epidermidis, Staphylococcus haemolyticus, Staphylococcus hominis, and Staphylococcus simulans with a low affinity for methicillin, cephalothin, and cefamandole.
Antimicrobial agents and chemotherapy 1990;34(9):1691-4.
1990: J Pierre; A Boisivon; Laurent Gutmann
Alteration of PBP 3 entails resistance to imipenem in Listeria monocytogenes.
Antimicrobial agents and chemotherapy 1990;34(9):1695-8.
1990: S al-Obeid; Laurent Gutmann; David M Shlaes; R Williamson; Ekkehard Collatz
Comparison of vancomycin-inducible proteins from four strains of Enterococci.
FEMS microbiology letters 1990;58(1):101-5.
1990: J Pierre; Laurent Gutmann; M Bornet; E Bergogne-Berezin; R Williamson
Identification of coagulase-negative staphylococci by electrophoretic profile of total proteins and analysis of penicillin-binding proteins.
Journal of clinical microbiology 1990;28(3):443-6.
1990: S al-Obeid; Ekkehard Collatz; Laurent Gutmann
Mechanism of resistance to vancomycin in Enterococcus faecium D366 and Enterococcus faecalis A256.
Antimicrobial agents and chemotherapy 1990;34(2):252-6.
1989: M D Kitzis; B Ferré; A Coutrot; J F Acar; Laurent Gutmann
In vitro activity of combinations of beta-lactam antibiotics with beta-lactamase inhibitors against cephalosporinase-producing bacteria.
European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology 1989;8(9):783-8.
1989: F Nélet; Laurent Gutmann; M D Kitzis; J F Acar
Tigemonam activity against clinical isolates of Enterobacteriaceae and Enterobacteriaceae with known mechanisms of resistance to beta-lactam antibiotics.
The Journal of antimicrobial chemotherapy 1989;24(2):173-81.
1989: Laurent Gutmann; F Goldstein; R Williamson; D Billot-Klein; J F Acar; Ekkehard Collatz
Outer membrane alteration and resistance to antimicrobial agents.
Journal of chemotherapy (Florence, Italy) 1989;1(4 Suppl):257-8.
1989: Ekkehard Collatz; G Tran Van Nhieu; D Billot-Klein; R Williamson; Laurent Gutmann
Substitution of serine for arginine in position 162 of TEM-type beta-lactamases extends the substrate profile of mutant enzymes, TEM-7 and TEM-101, to ceftazidime and aztreonam.
Gene 1989;78(2):349-54.
1989: J F Acar; M D Kitzis; Laurent Gutmann
The incidence of beta-lactamase-producing pathogens.
APMIS. Supplementum 1989;5():2-8.
1988: P Dang; Laurent Gutmann; C Quentin; R Williamson; Ekkehard Collatz
Some properties of Serratia marcescens, Salmonella paratyphi A, and Enterobacter cloacae with non-enzyme-dependent multiple resistance to beta-lactam antibiotics, aminoglycosides, and quinolones.
Reviews of infectious diseases 1988;10(4):899-904.
1988: Laurent Gutmann; M D Kitzis; D Billot-Klein; F Goldstein; G Tran Van Nhieu; T Lu; Jean Carlet; Ekkehard Collatz; R Williamson
Plasmid-mediated beta-lactamase (TEM-7) involved in resistance to ceftazidime and aztreonam.
Reviews of infectious diseases 1988;10(4):860-6.
1988: Laurent Gutmann; D Billot-Klein; R Williamson; Fred W Goldstein; J Mounier; J F Acar; Ekkehard Collatz
Mutation of Salmonella paratyphi A conferring cross-resistance to several groups of antibiotics by decreased permeability and loss of invasiveness.
Antimicrobial agents and chemotherapy 1988;32(2):195-201.
1988: M D Kitzis; D Billot-Klein; Fred W Goldstein; R Williamson; G Tran Van Nhieu; Jean Carlet; J F Acar; Laurent Gutmann
Dissemination of the novel plasmid-mediated beta-lactamase CTX-1, which confers resistance to broad-spectrum cephalosporins, and its inhibition by beta-lactamase inhibitors.
Antimicrobial agents and chemotherapy 1988;32(1):9-14.