Narisara Chantratita

Summary

Affiliation: Mahidol University
Country: Thailand

Publications

  1. pmc Genomic acquisition of a capsular polysaccharide virulence cluster by non-pathogenic Burkholderia isolates
    Bernice Meng Qi Sim
    Genome Institute of Singapore, 60 Biopolis Street, 138672 Singapore
    Genome Biol 11:R89. 2010
  2. pmc Loop-mediated isothermal amplification method targeting the TTS1 gene cluster for detection of Burkholderia pseudomallei and diagnosis of melioidosis
    Narisara Chantratita
    Mahidol Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, 420 6 Rajvithi Road, Bangkok 10400, Thailand
    J Clin Microbiol 46:568-73. 2008
  3. pmc Accuracy of enzyme-linked immunosorbent assay using crude and purified antigens for serodiagnosis of melioidosis
    Narisara Chantratita
    Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
    Clin Vaccine Immunol 14:110-3. 2007
  4. ncbi request reprint Lipopolysaccharide heterogeneity among Burkholderia pseudomallei from different geographic and clinical origins
    Narisara Anuntagool
    Faculty of Tropical Medicine, and Department of Microbiology, Faculty of Science, Mahidol University, Bangkok, Thailand
    Am J Trop Med Hyg 74:348-52. 2006
  5. ncbi request reprint Prospective clinical evaluation of the accuracy of 16S rRNA real-time PCR assay for the diagnosis of melioidosis
    Narisara Chantratita
    Mahidol Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
    Am J Trop Med Hyg 77:814-7. 2007
  6. pmc A simple scoring system to differentiate between relapse and re-infection in patients with recurrent melioidosis
    Direk Limmathurotsakul
    Mahidol Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
    PLoS Negl Trop Dis 2:e327. 2008
  7. pmc Proteomic analysis of colony morphology variants of Burkholderia pseudomallei defines a role for the arginine deiminase system in bacterial survival
    Narisara Chantratita
    Department of Microbiology and Immunology, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
    J Proteomics 75:1031-42. 2012
  8. pmc Survey of antimicrobial resistance in clinical Burkholderia pseudomallei isolates over two decades in Northeast Thailand
    Vanaporn Wuthiekanun
    Mahidol Oxford Tropical Medicine Research Unit, Department of Microbiology and Immunology, Mahidol University, Bangkok, Thailand
    Antimicrob Agents Chemother 55:5388-91. 2011
  9. pmc Genetic diversity and microevolution of Burkholderia pseudomallei in the environment
    Narisara Chantratita
    Mahidol Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
    PLoS Negl Trop Dis 2:e182. 2008
  10. pmc Simultaneous infection with more than one strain of Burkholderia pseudomallei is uncommon in human melioidosis
    Direk Limmathurotsakul
    Mahidol Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
    J Clin Microbiol 45:3830-2. 2007

Collaborators

Detail Information

Publications32

  1. pmc Genomic acquisition of a capsular polysaccharide virulence cluster by non-pathogenic Burkholderia isolates
    Bernice Meng Qi Sim
    Genome Institute of Singapore, 60 Biopolis Street, 138672 Singapore
    Genome Biol 11:R89. 2010
    ..To study B. thailandensis genomic variation, we profiled 50 isolates using a pan-genome microarray comprising genomic elements from 28 Burkholderia strains and species...
  2. pmc Loop-mediated isothermal amplification method targeting the TTS1 gene cluster for detection of Burkholderia pseudomallei and diagnosis of melioidosis
    Narisara Chantratita
    Mahidol Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, 420 6 Rajvithi Road, Bangkok 10400, Thailand
    J Clin Microbiol 46:568-73. 2008
    ..The PCR and LAMP assays evaluated here are not sufficiently sensitive to replace culture in our clinical setting...
  3. pmc Accuracy of enzyme-linked immunosorbent assay using crude and purified antigens for serodiagnosis of melioidosis
    Narisara Chantratita
    Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
    Clin Vaccine Immunol 14:110-3. 2007
    ..pseudomallei antigen (sensitivity, 81%; specificity, 70%), an improvement over the indirect hemagglutination assay (sensitivity, 73%; specificity, 64%)...
  4. ncbi request reprint Lipopolysaccharide heterogeneity among Burkholderia pseudomallei from different geographic and clinical origins
    Narisara Anuntagool
    Faculty of Tropical Medicine, and Department of Microbiology, Faculty of Science, Mahidol University, Bangkok, Thailand
    Am J Trop Med Hyg 74:348-52. 2006
    ..These isolates were more often associated with relapse than with primary infection...
  5. ncbi request reprint Prospective clinical evaluation of the accuracy of 16S rRNA real-time PCR assay for the diagnosis of melioidosis
    Narisara Chantratita
    Mahidol Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
    Am J Trop Med Hyg 77:814-7. 2007
    ..4 CFU/ml (0.2-13.5 CFU/ml); this may explain the low sensitivity of PCR for this specimen. The PCR assay described here is not sufficiently sensitive to replace culture in our clinical setting...
  6. pmc A simple scoring system to differentiate between relapse and re-infection in patients with recurrent melioidosis
    Direk Limmathurotsakul
    Mahidol Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
    PLoS Negl Trop Dis 2:e327. 2008
    ..Distinguishing between the two is important but requires bacterial genotyping. The aim of this study was to develop a simple scoring system to distinguish re-infection from relapse...
  7. pmc Proteomic analysis of colony morphology variants of Burkholderia pseudomallei defines a role for the arginine deiminase system in bacterial survival
    Narisara Chantratita
    Department of Microbiology and Immunology, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
    J Proteomics 75:1031-42. 2012
    ..1. These data provide novel insights into proteomic alterations that occur during the complex process of morphotype switching, and lend support to the idea that this is associated with a fitness advantage in vivo...
  8. pmc Survey of antimicrobial resistance in clinical Burkholderia pseudomallei isolates over two decades in Northeast Thailand
    Vanaporn Wuthiekanun
    Mahidol Oxford Tropical Medicine Research Unit, Department of Microbiology and Immunology, Mahidol University, Bangkok, Thailand
    Antimicrob Agents Chemother 55:5388-91. 2011
    ..Resistance to carbapenem drugs was not detected. These findings support the current prescribing recommendations for melioidosis...
  9. pmc Genetic diversity and microevolution of Burkholderia pseudomallei in the environment
    Narisara Chantratita
    Mahidol Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
    PLoS Negl Trop Dis 2:e182. 2008
    ..The soil dwelling Gram-negative pathogen Burkholderia pseudomallei is the cause of melioidosis. The diversity and population structure of this organism in the environment is poorly defined...
  10. pmc Simultaneous infection with more than one strain of Burkholderia pseudomallei is uncommon in human melioidosis
    Direk Limmathurotsakul
    Mahidol Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
    J Clin Microbiol 45:3830-2. 2007
    ..Genotyping of 2,058 bacterial colonies isolated from 215 samples taken from 133 patients demonstrated that mixed infection is uncommon (2/133 cases [1.5%; 95% confidence interval, 0.2 to 5.3%])...
  11. pmc Monoclonal antibody-based immunofluorescence microscopy for the rapid identification of Burkholderia pseudomallei in clinical specimens
    Sarunporn Tandhavanant
    Department of Microbiology and Immunology, Mahidol University, Bangkok, Thailand
    Am J Trop Med Hyg 89:165-8. 2013
    ..The diagnostic sensitivity and specificity of the Mab-IFA was comparable to the Pab-IFA (48.4% versus 45.3% for sensitivity, and 99.8% versus 98.8% for specificity). We have incorporated the Mab-IFA into our routine practice...
  12. pmc Biological relevance of colony morphology and phenotypic switching by Burkholderia pseudomallei
    Narisara Chantratita
    Faculty of Tropical Medicine, Mahidol University, 420 6 Rajvithi Road, Bangkok 10400, Thailand
    J Bacteriol 189:807-17. 2007
    ..These findings have major implications for therapeutics and vaccine development...
  13. pmc Effect of colony morphology variation of Burkholderia pseudomallei on intracellular survival and resistance to antimicrobial environments in human macrophages in vitro
    Sarunporn Tandhavanant
    Department of Microbiology and Immunology, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
    BMC Microbiol 10:303. 2010
    ..Isogenic colony morphology types II and III were generated from 5 parental type I B. pseudomallei isolates using nutritional limitation. Survival of types II and III were compared with type I for all assays...
  14. pmc Enzyme-linked immunosorbent assay for the diagnosis of melioidosis: better than we thought
    Direk Limmathurotsakul
    Department of Tropical Hygiene, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
    Clin Infect Dis 52:1024-8. 2011
    ..The new cutoff was unbiased towards misclassification caused by an imperfect gold standard and resulted in an increase in both sensitivity (from 66.4% to 80.2%) and specificity (82.1% and 95.0%)...
  15. pmc Prevalence and sequence diversity of a factor required for actin-based motility in natural populations of Burkholderia species
    Chayada Sitthidet
    Department of Immunology, Faculty of Medicine, Siriraj Hospital, Mahidol University, 2 Pran Nok Road, Bangkoknoi, Bangkok 10700, Thailand
    J Clin Microbiol 46:2418-22. 2008
    ..A geographically restricted subset of B. pseudomallei isolates harbored a B. mallei-like bimA allele (12.1%), confounding a differential diagnostic test based on amplification of species-specific bimA regions...
  16. pmc Recurrent melioidosis in patients in northeast Thailand is frequently due to reinfection rather than relapse
    Bina Maharjan
    Faculty of Tropical Medicine, Mahidol University, 420 6 Rajvithi Road, Bangkok 10400, Thailand
    J Clin Microbiol 43:6032-4. 2005
    ..This finding has important implications for the clinical management of melioidosis patients and for antibiotic treatment studies that use recurrent disease as a marker for treatment failure...
  17. pmc Burkholderia pseudomallei is spatially distributed in soil in northeast Thailand
    Direk Limmathurotsakul
    Department of Tropical Hygiene, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
    PLoS Negl Trop Dis 4:e694. 2010
    ..The aim of this study was to evaluate spatial distribution of B. pseudomallei in soil and consider the implications of this for soil sampling strategies...
  18. pmc Diversity of Xenorhabdus and Photorhabdus spp. and their symbiotic entomopathogenic nematodes from Thailand
    Aunchalee Thanwisai
    Department of Microbiology and Immunology, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
    PLoS ONE 7:e43835. 2012
    ..australis. H. indica was the major EPN host for Photorhabdus. This study reveals the genetic diversity of Xenorhabdus and Photorhabdus spp. and describes new associations between EPNs and their bacterial symbionts in Thailand...
  19. pmc A single multilocus sequence typing (MLST) scheme for seven pathogenic Leptospira species
    Siriphan Boonsilp
    Mahidol Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
    PLoS Negl Trop Dis 7:e1954. 2013
    ..interrogans and L. kirschneri. Our aim was to broaden the utility of this scheme to incorporate a total of seven pathogenic species...
  20. pmc Survival of Burkholderia pseudomallei in distilled water for 16 years
    Apinya Pumpuang
    Department of Microbiology and Immunology, Faculty of Tropical Medicine, Mahidol University, 420 6 Rajvithi Road, Bangkok 10400, Thailand
    Trans R Soc Trop Med Hyg 105:598-600. 2011
    ..Pulsed-field gel electrophoresis analysis of AvrII DNA restriction fragments revealed six different but related banding patterns, which may represent genomic rearrangement...
  21. pmc Antimicrobial resistance to ceftazidime involving loss of penicillin-binding protein 3 in Burkholderia pseudomallei
    Narisara Chantratita
    Department of Microbiology and Immunology, Faculty of Tropical Medicine, Mahidol University, Bangkok 10400, Thailand
    Proc Natl Acad Sci U S A 108:17165-70. 2011
    ..The mechanism described here represents an explanation for ceftazidime treatment failure, and may be a frequent but undetected resistance event...
  22. pmc Defining the true sensitivity of culture for the diagnosis of melioidosis using Bayesian latent class models
    Direk Limmathurotsakul
    Department of Tropical Hygiene, Mahidol University, Bangkok, Thailand
    PLoS ONE 5:e12485. 2010
    ....
  23. ncbi request reprint Pulsed-field gel electrophoresis as a discriminatory typing technique for the biothreat agent burkholderia mallei
    Narisara Chantratita
    Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
    Am J Trop Med Hyg 74:345-7. 2006
    ..We demonstrated good resolution by PFGE together with clustering of some geographically related isolates, and confirmed previous observations that B. mallei is clonal as defined by MLST...
  24. pmc Emergence of community-associated methicillin-resistant Staphylococcus aureus carriage in children in Cambodia
    Emma K Nickerson
    Mahidol Oxford Tropical Medicine Research Unit, and Department of Microbiology and Immunology, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
    Am J Trop Med Hyg 84:313-7. 2011
    ..The study findings have important implications for healthcare in a setting where diagnostic microbiology and access to antimicrobial drugs with efficacy against MRSA are limited...
  25. pmc Burkholderia pseudomallei Is Genetically Diverse in Agricultural Land in Northeast Thailand
    Vanaporn Wuthiekanun
    Mahidol Oxford Tropical Medicine Research Unit, Faculty of Tropical Medicine, Mahidol University, Bangkok, Thailand
    PLoS Negl Trop Dis 3:e496. 2009
    ..pseudomallei exists despite the effects of flooding and the physical and chemical processes associated with farming. These findings form an important baseline for future studies of environmental B. pseudomallei...
  26. ncbi request reprint Antigenic relatedness between Burkholderia pseudomallei and Burkholderia mallei
    Narisara Anuntagool
    Laboratory of Immunology, Chulabhorn Research Institute, Bangkok, Thailand
    Microbiol Immunol 46:143-50. 2002
    ..e., the presence or absence of exopolysaccharide and the types of lipopolysaccharide. The heterogeneity of the LPS from these two closely related organisms is most likely related to the differences in its O-polysaccharide side chain...
  27. ncbi request reprint Accuracy of commercial systems for identification of Burkholderia pseudomallei versus Burkholderia cepacia
    Pattarachai Kiratisin
    Department of Microbiology, Faculty of Medicine Siriraj Hospital, Mahidol University, Bangkok 10700, Thailand
    Diagn Microbiol Infect Dis 59:277-81. 2007
    ..pseudomallei and B. cepacia are discussed. Our study emphasized that laboratories should carefully interpret the identification of B. pseudomallei and B. cepacia when using commercial systems...
  28. ncbi request reprint Short report: a rapid method for the differentiation of Burkholderia pseudomallei and Burkholderia thailandensis
    Vanaporn Wuthiekanun
    Faculty of Tropical Medicine and Faculty of Science, Mahidol University, Bangkok, Thailand
    Am J Trop Med Hyg 66:759-61. 2002
    ..It is particularly useful for the identification of the organisms in environmental specimens, which may contain both of these Burkholderia species...
  29. ncbi request reprint Evaluating Burkholderia pseudomallei Bip proteins as vaccines and Bip antibodies as detection agents
    Chris Druar
    Cangene Corporation, Mississauga, ON, Canada
    FEMS Immunol Med Microbiol 52:78-87. 2008
    ..However, these ELISAs had low diagnostic accuracy in endemic regions, possibly due to previous patient exposure to B. pseudomallei...
  30. pmc Toll-like receptor 2 impairs host defense in gram-negative sepsis caused by Burkholderia pseudomallei (Melioidosis)
    W Joost Wiersinga
    Center for Infection and Immunity Amsterdam, Academic Medical Center, Amsterdam, The Netherlands
    PLoS Med 4:e248. 2007
    ..Melioidosis is a severe infection caused by the gram-negative bacterium, Burkholderia pseudomallei, that is endemic in Southeast Asia. We aimed to characterize the expression and function of TLRs in septic melioidosis...
  31. ncbi request reprint Immune responses of selected phagotopes from monoclonal antibodies of Burkholderia pseudomallei
    Narisorn Na-ngam
    Department of Veterinary Medicine, Faculty of Veterinary Medicine, Khon Kaen University, Khon Kaen, Thailand
    Southeast Asian J Trop Med Public Health 39:443-51. 2008
    ..The study demonstrates the feasibility of identifying mimotopes through screening of phage-displayed random peptide libraries with B. pseudomallei MAbs...
  32. pmc Rapid detection of the pandemic methicillin-resistant Staphylococcus aureus clone ST 239, a dominant strain in Asian hospitals
    Edward J Feil
    Department of Biology and Biochemistry, University of Bath, Claverton Down, Bath BA2 7AY, United Kingdom
    J Clin Microbiol 46:1520-2. 2008
    ..Results based on previously uncharacterized isolates from a hospital in northeast Thailand support the view that at least 90% of HA-MRSA isolates in mainland Asia correspond to ST 239 or close relatives...