Sarah Alexander

Summary

Affiliation: Health Protection Agency
Country: UK

Publications

  1. ncbi request reprint Is new variant Chlamydia trachomatis present in England and Wales?
    S Alexander
    Sexually Transmitted Bacteria Reference Laboratory, Health Protection Agency, Centre for Infections, 61 Colindale Ave, London NW9 5HT, UK
    Sex Transm Infect 84:29-31. 2008
  2. doi request reprint A comparison of two methods for the diagnosis of lymphogranuloma venereum
    Sarah Alexander
    Sexually Transmitted Bacteria Reference Laboratory, Health Protection Agency, Centre for Infections, 61 Colindale Ave, London NW9 5HT, UK
    J Med Microbiol 57:962-5. 2008
  3. doi request reprint Self-taken pharyngeal and rectal swabs are appropriate for the detection of Chlamydia trachomatis and Neisseria gonorrhoeae in asymptomatic men who have sex with men
    S Alexander
    Sexually Transmitted Bacteria Reference Laboratory, Health Protection Agency, 61 Colindale Avenue, London NW95HT, UK
    Sex Transm Infect 84:488-92. 2008
  4. pmc Confirming the Chlamydia trachomatis status of referred rectal specimens
    Sarah Alexander
    Sexually Transmitted Bacteria Reference Laboratory, Health Protection Agency, Centre for Infections, Colindale Avenue, London NW9 5HT, UK
    Sex Transm Infect 83:327-9. 2007
  5. doi request reprint Still no evidence of new variant Chlamydia trachomatis in England and Wales
    Sarah Alexander
    Sexually Transmitted Bacteria Reference Laboratory, Health Protection Agency, Centre for Infections, London, NW9 5HT, UK
    Sex Health 8:74-5. 2011
  6. doi request reprint Evaluation of strategies for confirming Neisseria gonorrhoeae nucleic acid amplification tests
    Sarah Alexander
    Sexually Transmitted Bacteria Reference Laboratory, Health Protection Agency, London NW9 5HT, UK
    J Med Microbiol 60:909-12. 2011
  7. pmc The prevalence of proline iminopeptidase negative Neisseria gonorrhoeae throughout England and Wales
    S Alexander
    Sexually Transmitted Bacteria Reference Laboratory, Health Protection Agency, Centre for Infections, Colindale Avenue, London NW9 5HT, UK
    Sex Transm Infect 82:280-2. 2006
  8. ncbi request reprint Evaluation of commercial kits for the identification of Neisseria gonorrhoeae
    Sarah Alexander
    Sexually Transmitted Bacteria Reference Laboratory, Health Protection Agency, Centre for Infections, Colindale Avenue, London NW9 5HT, UK
    J Med Microbiol 54:827-31. 2005
  9. doi request reprint Lymphogranuloma venereum in the UK in 2003
    Linda Greene
    Jefferiss Wing Centre for Sexual Health, Health Protection Agency Centre for Infections, London, UK
    Int J STD AIDS 19:139-40. 2008
  10. doi request reprint Emergence of a Neisseria gonorrhoeae clone showing decreased susceptibility to cefixime in England and Wales
    Stephanie A Chisholm
    Sexually Transmitted Bacteria Reference Laboratory, Health Protection Agency, 61 Colindale Avenue, London NW9 5EQ, UK
    J Antimicrob Chemother 66:2509-12. 2011

Collaborators

Detail Information

Publications22

  1. ncbi request reprint Is new variant Chlamydia trachomatis present in England and Wales?
    S Alexander
    Sexually Transmitted Bacteria Reference Laboratory, Health Protection Agency, Centre for Infections, 61 Colindale Ave, London NW9 5HT, UK
    Sex Transm Infect 84:29-31. 2008
    ..Consequently, these platforms generate false negative results when presented with this strain...
  2. doi request reprint A comparison of two methods for the diagnosis of lymphogranuloma venereum
    Sarah Alexander
    Sexually Transmitted Bacteria Reference Laboratory, Health Protection Agency, Centre for Infections, 61 Colindale Ave, London NW9 5HT, UK
    J Med Microbiol 57:962-5. 2008
    ..In conclusion, the two methods for the detection of LGV from clinical samples were found not only to have a high concordance (94.7 %) but also to be complementary, and could be used in an integrated way to aid LGV detection...
  3. doi request reprint Self-taken pharyngeal and rectal swabs are appropriate for the detection of Chlamydia trachomatis and Neisseria gonorrhoeae in asymptomatic men who have sex with men
    S Alexander
    Sexually Transmitted Bacteria Reference Laboratory, Health Protection Agency, 61 Colindale Avenue, London NW95HT, UK
    Sex Transm Infect 84:488-92. 2008
    ..The performance of self-taken specimens for the detection of Chlamydia trachomatis (CT) and Neisseria gonorrhoeae (GC) from both pharyngeal and rectal sites in asymptomatic MSM was assessed...
  4. pmc Confirming the Chlamydia trachomatis status of referred rectal specimens
    Sarah Alexander
    Sexually Transmitted Bacteria Reference Laboratory, Health Protection Agency, Centre for Infections, Colindale Avenue, London NW9 5HT, UK
    Sex Transm Infect 83:327-9. 2007
    ..To assess the reliability of different laboratory methods for the detection of Chlamydia trachomatis in rectal specimens..
  5. doi request reprint Still no evidence of new variant Chlamydia trachomatis in England and Wales
    Sarah Alexander
    Sexually Transmitted Bacteria Reference Laboratory, Health Protection Agency, Centre for Infections, London, NW9 5HT, UK
    Sex Health 8:74-5. 2011
    ..New variant Chlamydia trachomatis (nvCT) remains an important public health concern and in 2008 four cases of nvCT were reported in Scotland. The present study set out to determine whether nvCT was present in England and Wales...
  6. doi request reprint Evaluation of strategies for confirming Neisseria gonorrhoeae nucleic acid amplification tests
    Sarah Alexander
    Sexually Transmitted Bacteria Reference Laboratory, Health Protection Agency, London NW9 5HT, UK
    J Med Microbiol 60:909-12. 2011
    ....
  7. pmc The prevalence of proline iminopeptidase negative Neisseria gonorrhoeae throughout England and Wales
    S Alexander
    Sexually Transmitted Bacteria Reference Laboratory, Health Protection Agency, Centre for Infections, Colindale Avenue, London NW9 5HT, UK
    Sex Transm Infect 82:280-2. 2006
    ..This study aimed to determine the frequency of Pip negative gonococci in England and Wales...
  8. ncbi request reprint Evaluation of commercial kits for the identification of Neisseria gonorrhoeae
    Sarah Alexander
    Sexually Transmitted Bacteria Reference Laboratory, Health Protection Agency, Centre for Infections, Colindale Avenue, London NW9 5HT, UK
    J Med Microbiol 54:827-31. 2005
    ..This further reinforces the recommendation that any dubious biochemical result should be confirmed with an immunological test...
  9. doi request reprint Lymphogranuloma venereum in the UK in 2003
    Linda Greene
    Jefferiss Wing Centre for Sexual Health, Health Protection Agency Centre for Infections, London, UK
    Int J STD AIDS 19:139-40. 2008
    ....
  10. doi request reprint Emergence of a Neisseria gonorrhoeae clone showing decreased susceptibility to cefixime in England and Wales
    Stephanie A Chisholm
    Sexually Transmitted Bacteria Reference Laboratory, Health Protection Agency, 61 Colindale Avenue, London NW9 5EQ, UK
    J Antimicrob Chemother 66:2509-12. 2011
    ..This study characterizes gonococcal isolates with decreased cefixime susceptibility from England and Wales...
  11. pmc Update on lymphogranuloma venereum in the United Kingdom
    Heather Jebbari
    Health Protection Agency, Centre for Infections, London, UK
    Sex Transm Infect 83:324-6. 2007
    ..This report updates the UK epidemiology of lymphogranuloma venereum (LGV) to the end of April 2007...
  12. pmc env Gene typing of human immunodeficiency virus type 1 strains on electronic microarrays
    N A Saunders
    Genomics Proteomics Bioinformatics Unit, Centre for Infections, HPA Colindale, 61 Colindale Ave, London NW9 5HT, UK
    J Clin Microbiol 43:1910-6. 2005
    ..Overall, the NanoChip assay gave results comparable to those for HMA and sequencing and provides a convenient and cost-effective means by which to subtype HIV-1...
  13. doi request reprint Chlamydia trachomatis screening in young women
    Paula Baraitser
    English National Chlamydia Screening Programme, Health Protection Agency, Department Epidemiology and Public Health, UCL, Torrington Place, London, UK
    Curr Opin Obstet Gynecol 23:315-20. 2011
    ..As the number of chlamydia screening programmes implemented worldwide increases, we summarize current understanding of the epidemiology, natural history, and management of chlamydia, focusing on screening in young women...
  14. doi request reprint Antimicrobial resistance in Neisseria gonorrhoeae in the UK: surveillance and management
    Catherine A Ison
    Sexually Transmitted Bacteria Reference Laboratory, Health Protection Agency, 61 Colindale Avenue, London, UK
    Expert Rev Anti Infect Ther 9:867-76. 2011
    ..Innovative and collaborative approaches will be essential to maintain gonorrhea as a treatable infection...
  15. ncbi request reprint Initial results of enhanced surveillance for lymphogranuloma venereum (LGV) in England
    Neil MacDonald
    HIV and Sexually Transmitted Infections Department, Health Protection Agency, Centre for Infections, London, England
    Euro Surveill 10:E050127.5. 2005
  16. pmc New point of care Chlamydia Rapid Test--bridging the gap between diagnosis and treatment: performance evaluation study
    Lourdes Mahilum-Tapay
    Diagnostics for the Real World Europe Ltd, Cambridge Science Park, Cambridge CB4 0WG
    BMJ 335:1190-4. 2007
    ..To evaluate the performance of a new Chlamydia Rapid Test with vaginal swab specimens as a potential tool for chlamydia diagnosis and screening...
  17. pmc Development of real-time PCR assays for genotyping of Chlamydia trachomatis
    Hamid Jalal
    Clinical Microbiology and Public Health Laboratory, Box 236, Addenbrooke s Hospital, Hills Road, Cambridge CB2 2QW, United Kingdom
    J Clin Microbiol 45:2649-53. 2007
    ..This is the first successful demonstration of the use of real-time PCR for the genotype-specific typing of C. trachomatis strains that cause sexually transmitted diseases...
  18. pmc Chlamydia trachomatis variant not detected by plasmid based nucleic acid amplification tests: molecular characterisation and failure of single dose azithromycin
    Jose Paolo V Magbanua
    Department of Haematology, University of Cambridge, EABC Site, Long Road, Cambridge CB2 2PT, UK
    Sex Transm Infect 83:339-43. 2007
    ..To characterise a Chlamydia trachomatis variant strain from a patient with non-gonococcal urethritis (NGU) whose first void urine (FVU) displayed discrepant Ctrachomatis test results and describe the clinical response to treatment...
  19. ncbi request reprint Lymphogranuloma venereum in the United kingdom
    Helen Ward
    HIV and STI Section, Imperial College London, London, W2 1PG, United Kingdom
    Clin Infect Dis 44:26-32. 2007
    ..We report on, to our knowledge, the largest case series of LGV to date, with detailed epidemiological and clinical characteristics of the epidemic in the United Kingdom...
  20. ncbi request reprint The molecular diagnosis of lymphogranuloma venereum: evaluation of a real-time multiplex polymerase chain reaction test using rectal and urethral specimens
    Cheng Yen Chen
    Division of STD Prevention, National Center for HIV, STD, and TB Prevention, Centers for Disease Control and Prevention, Atlanta, Georgia 30333, USA
    Sex Transm Dis 34:451-5. 2007
    ....
  21. ncbi request reprint Lymphogranuloma venereum in Australia
    Ian Simms
    Sex Health 3:131-3. 2006
    ....
  22. ncbi request reprint Activity of ertapenem against Neisseria gonorrhoeae
    David M Livermore
    J Antimicrob Chemother 54:280-1. 2004