Search Results - (Author, Cooperation:D. Narayanan)

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  1. 1
    D. Narayanan ; M. Turk ; R. Feldmann ; T. Robitaille ; P. Hopkins ; R. Thompson ; C. Hayward ; D. Ball ; C. A. Faucher-Giguere ; D. Keres
    Nature Publishing Group (NPG)
    Published 2015
    Staff View
    Publication Date:
    2015-09-25
    Publisher:
    Nature Publishing Group (NPG)
    Print ISSN:
    0028-0836
    Electronic ISSN:
    1476-4687
    Topics:
    Biology
    Chemistry and Pharmacology
    Medicine
    Natural Sciences in General
    Physics
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  2. 2
    D. Narayanan ; C. Carilli
    Nature Publishing Group (NPG)
    Published 2013
    Staff View
    Publication Date:
    2013-04-20
    Publisher:
    Nature Publishing Group (NPG)
    Print ISSN:
    0028-0836
    Electronic ISSN:
    1476-4687
    Topics:
    Biology
    Chemistry and Pharmacology
    Medicine
    Natural Sciences in General
    Physics
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  3. 3
    Canaria, C. A., Lisa Yeom, M., Capala, J., Narayanan, D.
    The Society of Nuclear Medicine (SNM)
    Published 2018
    Staff View
    Publication Date:
    2018-06-02
    Publisher:
    The Society of Nuclear Medicine (SNM)
    Print ISSN:
    0022-3123
    Topics:
    Medicine
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  4. 4
    Staff View
    Publication Date:
    2018-08-01
    Publisher:
    National Academy of Sciences
    Print ISSN:
    0027-8424
    Electronic ISSN:
    1091-6490
    Topics:
    Biology
    Medicine
    Natural Sciences in General
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  5. 5
    Staff View
    Publication Date:
    2018-09-07
    Publisher:
    American Association for the Advancement of Science (AAAS)
    Print ISSN:
    0036-8075
    Electronic ISSN:
    1095-9203
    Topics:
    Biology
    Chemistry and Pharmacology
    Geosciences
    Computer Science
    Medicine
    Natural Sciences in General
    Physics
    Keywords:
    Astronomy
    Published by:
    Latest Papers from Table of Contents or Articles in Press
  6. 6
    Narayanan, D. ; Hamlet, S. ; Cullinan, M. ; Davies, R. ; Ellwood, R. ; Bird, P. ; Seymour, G. J.

    Oxford, UK : Munksgaard International Publishers
    Published 2005
    Staff View
    ISSN:
    1600-0765
    Source:
    Blackwell Publishing Journal Backfiles 1879-2005
    Topics:
    Medicine
    Notes:
    Background:  The fact that Tannerella forsythia, an important periopathogen, is difficult to cultivate from mixed infections has impeded precise estimates of its distribution within a given population. In order to discern T. forsythia alone from the mixed infection of plaque, the use of sensitive 16S ribosomal RNA based polymerase chain reaction (PCR) detection is necessary.Objectives:  The aim of the present study was to determine the distribution of T. forsythia in an adult and in an adolescent population.Material and methods:  Subgingival plaque samples were obtained from 498 Australian adults and from 228 adolescent subjects from Manchester, UK. Tannerella forsythia was detected using PCR and confirmed by restriction analysis. Semi-quantitation of the organisms was carried out using two specific primers of differing sensitivities.Results:  In the adolescent population, 25% were found to carry T. forsythia, albeit in relatively low numbers. In the adult population, a total of 37.8% and 11% were found to carry the organism with primer 2 and primer 1, respectively, suggesting that around 27% had between 103 and 107 organisms. Although there was an apparent increased proportion of T. forsythia positive subjects in those aged ≥ 50 years, this was not statistical significant. However, T. forsythia positive male smokers showed increased disease severity compared with T. forsythia negative subjects.Conclusion:  This study has shown that at least 25% of the adolescent population carry low numbers of T. forsythia, whereas at least 37% of adults carry the organism, with some 11% having relatively high numbers. The relationship between T. forsythia and disease progression in these populations, however, remains to be determined.
    Type of Medium:
    Electronic Resource
    URL:
    Articles: DFG German National Licenses