A Leclercq

Summary

Affiliation: Institut Pasteur
Country: France

Publications

  1. pmc Polyphasic characterization and genetic relatedness of low-virulence and virulent Listeria monocytogenes isolates
    Sylvie M Roche
    INRA, UR 1282 Infectiologie Animale et Santé Publique, Agents Transmissibles et Infectiologie, F 37380, Nouzilly and IFR, 136, France
    BMC Microbiol 12:304. 2012
  2. ncbi request reprint Fatal Yersinia enterocolitica biotype 4 serovar O:3 sepsis after red blood cell transfusion
    Alexandre Leclercq
    From the Pasteur Institute, National Reference Laboratory and WHO Collaborating Center for Yersinia, Paris, France
    Transfusion 45:814-8. 2005
  3. ncbi request reprint 3 IS-RFLP: a powerful tool for geographical clustering of global isolates of Yersinia pestis
    A J L Leclercq
    Yersinia Research Unit, National Reference Laboratory and WHO Collaborative Center for Yersinia, Institut Pasteur, Paris, France
    Adv Exp Med Biol 603:322-6. 2007
  4. ncbi request reprint Atypical colonial morphology and low recoveries of Listeria monocytogenes strains on Oxford, PALCAM, Rapid'L.mono and ALOA solid media
    A Leclercq
    Unité de Microbiologie MBLA, Universite Catholique de Louvain, Place Croix du Sud 2, Box 12, B 1348 Louvain la Neuve, Belgium
    J Microbiol Methods 57:251-8. 2004
  5. doi request reprint Listeria rocourtiae sp. nov
    Alexandre Leclercq
    Groupe Microorganismes et Barrières de l Hôte, French National Reference Center for Listeria, Paris, France
    Int J Syst Evol Microbiol 60:2210-4. 2010
  6. doi request reprint Characterization of the novel Listeria monocytogenes PCR serogrouping profile IVb-v1
    Alexandre Leclercq
    Institut Pasteur, WHO Collaborating Centre and French National Reference Centre for Listeria, Microbes and Host Barriers Group, Paris, France
    Int J Food Microbiol 147:74-7. 2011
  7. pmc High homogeneity of the Yersinia pestis fatty acid composition
    A Leclercq
    Microbiology Unit, Faculty of Agricultural Sciences, Universite Catholique de Louvain, Louvain la Neuve, Belgium
    J Clin Microbiol 38:1545-51. 2000
  8. ncbi request reprint The high-pathogenicity island of Yersinia pseudotuberculosis can be inserted into any of the three chromosomal asn tRNA genes
    C Buchrieser
    Unité de bactériologie moléculaire et médicale, Laboratoire des Yersinia, Institut Pasteur, Paris, France
    Mol Microbiol 30:965-78. 1998
  9. doi request reprint [Listeria and listeriosis: from farm to fork]
    A Le Monnier
    Centre national de référence des Listeria et centre collaborateur de l Organisation mondiale de la santé pour la listériose d origine alimentaire, Institut Pasteur, 25, rue du Docteur Roux, 75724 Paris Cedex 15, France
    Pathol Biol (Paris) 57:17-22. 2009
  10. pmc The 102-kilobase pgm locus of Yersinia pestis: sequence analysis and comparison of selected regions among different Yersinia pestis and Yersinia pseudotuberculosis strains
    C Buchrieser
    Laboratoire de Génomique des Microorganismes Pathogènes, Institut Pasteur, 75724 Paris Cedex 15, France
    Infect Immun 67:4851-61. 1999

Collaborators

Detail Information

Publications26

  1. pmc Polyphasic characterization and genetic relatedness of low-virulence and virulent Listeria monocytogenes isolates
    Sylvie M Roche
    INRA, UR 1282 Infectiologie Animale et Santé Publique, Agents Transmissibles et Infectiologie, F 37380, Nouzilly and IFR, 136, France
    BMC Microbiol 12:304. 2012
    ....
  2. ncbi request reprint Fatal Yersinia enterocolitica biotype 4 serovar O:3 sepsis after red blood cell transfusion
    Alexandre Leclercq
    From the Pasteur Institute, National Reference Laboratory and WHO Collaborating Center for Yersinia, Paris, France
    Transfusion 45:814-8. 2005
    ..Although posttransfusion bacterial sepsis is rare, this complication is associated with a high mortality rate...
  3. ncbi request reprint 3 IS-RFLP: a powerful tool for geographical clustering of global isolates of Yersinia pestis
    A J L Leclercq
    Yersinia Research Unit, National Reference Laboratory and WHO Collaborative Center for Yersinia, Institut Pasteur, Paris, France
    Adv Exp Med Biol 603:322-6. 2007
    ..pestis isolates according to their geographical origin, and therefore that this method may be valuable for investigating the origin of new or re-emerging plague foci or for addressing forensic issues...
  4. ncbi request reprint Atypical colonial morphology and low recoveries of Listeria monocytogenes strains on Oxford, PALCAM, Rapid'L.mono and ALOA solid media
    A Leclercq
    Unité de Microbiologie MBLA, Universite Catholique de Louvain, Place Croix du Sud 2, Box 12, B 1348 Louvain la Neuve, Belgium
    J Microbiol Methods 57:251-8. 2004
    ..This is a cost/benefit calculation that should be done in the context of recent listeriosis risk assessments...
  5. doi request reprint Listeria rocourtiae sp. nov
    Alexandre Leclercq
    Groupe Microorganismes et Barrières de l Hôte, French National Reference Center for Listeria, Paris, France
    Int J Syst Evol Microbiol 60:2210-4. 2010
    ..nov. is proposed for the novel species. The type strain is CIP 109804(T) (=DSM 22097(T) =Allerberger 700284/02(T)). The type strain is avirulent as assessed by cell culture assays and inoculation of mice...
  6. doi request reprint Characterization of the novel Listeria monocytogenes PCR serogrouping profile IVb-v1
    Alexandre Leclercq
    Institut Pasteur, WHO Collaborating Centre and French National Reference Centre for Listeria, Microbes and Host Barriers Group, Paris, France
    Int J Food Microbiol 147:74-7. 2011
    ..We have updated the WHOCCL serogroup-related PCR typing scheme to include this new profile...
  7. pmc High homogeneity of the Yersinia pestis fatty acid composition
    A Leclercq
    Microbiology Unit, Faculty of Agricultural Sciences, Universite Catholique de Louvain, Louvain la Neuve, Belgium
    J Clin Microbiol 38:1545-51. 2000
    ..89). Therefore, our results indicate that the fatty acid composition of Y. pestis is highly homogeneous and very close to that of Y. pseudotuberculosis...
  8. ncbi request reprint The high-pathogenicity island of Yersinia pseudotuberculosis can be inserted into any of the three chromosomal asn tRNA genes
    C Buchrieser
    Unité de bactériologie moléculaire et médicale, Laboratoire des Yersinia, Institut Pasteur, Paris, France
    Mol Microbiol 30:965-78. 1998
    ....
  9. doi request reprint [Listeria and listeriosis: from farm to fork]
    A Le Monnier
    Centre national de référence des Listeria et centre collaborateur de l Organisation mondiale de la santé pour la listériose d origine alimentaire, Institut Pasteur, 25, rue du Docteur Roux, 75724 Paris Cedex 15, France
    Pathol Biol (Paris) 57:17-22. 2009
    ....
  10. pmc The 102-kilobase pgm locus of Yersinia pestis: sequence analysis and comparison of selected regions among different Yersinia pestis and Yersinia pseudotuberculosis strains
    C Buchrieser
    Laboratoire de Génomique des Microorganismes Pathogènes, Institut Pasteur, 75724 Paris Cedex 15, France
    Infect Immun 67:4851-61. 1999
    ..Furthermore, sequence comparisons among 29 Yersinia strains suggest that Y. pestis is a recently emerged pathogen that is probably entering the initial phase of reductive evolution...
  11. ncbi request reprint The Yersinia high-pathogenicity island
    E Carniel
    Laboratoire des Yersinia, Institut Pasteur, Paris, France
    Int Microbiol 2:161-7. 1999
    ..A unique characteristic of the HPI is its wide distribution in various enterobacteria. Although first identified in Yersinia spp., it has subsequently been detected in other genera such as E. coli, Klebsiella and Citrobacter...
  12. pmc Characterization of a large chromosomal "high-pathogenicity island" in biotype 1B Yersinia enterocolitica
    E Carniel
    Unité de bactériologie moléculaire et médicale, Laboratoire des Yersinia, Institut Pasteur, Paris, France
    J Bacteriol 178:6743-51. 1996
    ..enterocolitica strains of biotype 1B indicates that most of the island is conserved, apart from 15 kb at the left-hand end which is variable, especially in the region where three repeated sequences are clustered...
  13. ncbi request reprint The Yersinia high-pathogenicity island: an iron-uptake island
    E Carniel
    Laboratoire des Yersinia, Unité des bactériologie moléculaire et médicale, Institut Pasteur, 28, rue du Dr Roux, 75724 Cedex 15, Paris, France
    Microbes Infect 3:561-9. 2001
    ..Other types of iron-uptake systems are also carried by different pathogenicity islands in enterobacteria...
  14. pmc High-molecular-weight protein 2 of Yersinia enterocolitica is homologous to AngR of Vibrio anguillarum and belongs to a family of proteins involved in nonribosomal peptide synthesis
    I Guilvout
    Unité de bactériologie moléculaire et médicale, Institut Pasteur, Paris, France
    J Bacteriol 175:5488-504. 1993
    ..This finding suggests that HMWP2 may participate in the nonribosomal synthesis of small biologically active peptides...
  15. pmc Antimicrobial resistance of Listeria monocytogenes strains isolated from humans in France
    A Morvan
    Institut Pasteur, Centre National de Référence de la Résistance aux Antibiotiques, Paris, France
    Antimicrob Agents Chemother 54:2728-31. 2010
    ....
  16. pmc Particular biochemical profiles for enterohemorrhagic Escherichia coli O157:H7 isolates on the ID 32E system
    A Leclercq
    Faculty of Agricultural Sciences, Microbiology Unit, Place Croix du Sud, Catholic University of Louvain, B 1348 Louvain la Neuve, Belgium
    J Clin Microbiol 39:1161-4. 2001
    ..The results showed atypical biochemical reactions but accurate identification at the species level and no unique biochemical profile numbers for E. coli O157, although these numbers were distinct from those of other serotypes...
  17. ncbi request reprint Plasmids and pathogenicity islands of Yersinia
    E Carniel
    Laboratoire des Yersinia, Unité des bactériologie moléculaire et médicale, Institut Pasteur, 28, rue du Dr Roux, 75724 Paris, France
    Curr Top Microbiol Immunol 264:89-108. 2002
  18. pmc Characterization of atypical isolates of Yersinia intermedia and definition of two new biotypes
    Liliane Martin
    Institut Pasteur, Paris, France
    J Clin Microbiol 47:2377-80. 2009
    ..intermedia species. We thus propose that Brenner's biotyping scheme be updated by adding two new biotypes: 9 (for variant 1) and 10 (for variant 2) to the species Y. intermedia...
  19. ncbi request reprint The highly similar TMP kinases of Yersinia pestis and Escherichia coli differ markedly in their AZTMP phosphorylating activity
    V Chenal-Francisque
    Laboratoire des Yersinia, Institut Pasteur, Paris, France
    Eur J Biochem 265:112-9. 1999
    ..coli enzyme suggest that segments lying outside the main regions involved in nucleotide binding and catalysis are responsible for the different rates of AZTMP phosphorylation...
  20. pmc Transferable plasmid-mediated resistance to streptomycin in a clinical isolate of Yersinia pestis
    A Guiyoule
    Laboratoire des Yersinia, Institut Pasteur, 28 rue du Dr Roux, 75724 Paris, France
    Emerg Infect Dis 7:43-8. 2001
    ..Emergence of resistance to streptomycin in Y. pestis represents a critical public health problem since this antibiotic is used as the first-line treatment against plague in many countries...
  21. pmc Efficient tracing of global isolates of Yersinia pestis by restriction fragment length polymorphism analysis using three insertion sequences as probes
    Gabriela Torrea
    Yersinia Research Unit, National Reference Laboratory and WHO Collaborating Center for Yersinia, Institut Pasteur, 75724 Paris Cedex 15, France
    J Clin Microbiol 44:2084-92. 2006
    ..Finally, this technique could be useful for the tracing of a Y. pestis isolate that has been used as a biological terrorism threat...
  22. pmc Human listeriosis caused by Listeria ivanovii
    Christelle Guillet
    Universite Paris Descartes, Paris, France
    Emerg Infect Dis 16:136-8. 2010
    ..We report L. ivanovii-associated gastroenteritis and bacteremia in a man. This isolate was indistinguishable from prototypic ruminant strains. L. ivanovii is thus an enteric opportunistic human pathogen...
  23. pmc Silencing and reactivation of urease in Yersinia pestis is determined by one G residue at a specific position in the ureD gene
    F Sebbane
    Equipe Inserm E9919 Université JE2225, Département de Pathogenèse des Maladies Infectieuses et Parasitaires, Institut de Biologie de Lille, 59021 Lille, France
    Infect Immun 69:170-6. 2001
    ..Altogether our results demonstrate that variation of one extra G residue in ureD determines the ureolytic activity of Y. pestis but does not affect its virulence for mice or its ability to multiply and disseminate...
  24. ncbi request reprint Local hopping of IS3 elements into the A+T-rich part of the high-pathogenicity island in Yersinia enterocolitica 1B, O:8
    A Rakin
    Max von Pettenkofer Institut fur Hygiene und Medizinische Mikrobiologie, Pettenkofer Str 9a, 80336, Munchen, Germany
    FEMS Microbiol Lett 182:225-9. 2000
    ..These insertion sequences may be responsible for the imprecise deletions of the Yen HPI in strain WA-314...
  25. pmc Insights into the evolution of Yersinia pestis through whole-genome comparison with Yersinia pseudotuberculosis
    P S G Chain
    Biology and Biotechnology Research Program, Lawrence Livermore National Laboratory, Livermore, CA 94550, USA
    Proc Natl Acad Sci U S A 101:13826-31. 2004
    ..pestis. These results provide a sobering example of how a highly virulent epidemic clone can suddenly emerge from a less virulent, closely related progenitor...
  26. pmc Identification and characterization of the hemophore-dependent heme acquisition system of Yersinia pestis
    M S Rossi
    , 75724 Paris Cedex 15, France
    Infect Immun 69:6707-17. 2001
    ..This report constitutes the first attempt to investigate the contribution of the hemophore-dependent heme acquisition system in bacterial pathogenicity...