Autoantibodies to poly(ADP-ribose) polymerase in centenarians: a reappraisal of Grabar's hypothesis. (Articolo in rivista)

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Label
  • Autoantibodies to poly(ADP-ribose) polymerase in centenarians: a reappraisal of Grabar's hypothesis. (Articolo in rivista) (literal)
Anno
  • 2009-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1159/000213652 (literal)
Alternative label
  • Lisa A, Monti D, Franceschi C, Scovassi AI (2009)
    Autoantibodies to poly(ADP-ribose) polymerase in centenarians: a reappraisal of Grabar's hypothesis.
    in Gerontology (Basel)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Lisa A, Monti D, Franceschi C, Scovassi AI (literal)
Pagina inizio
  • 427 (literal)
Pagina fine
  • 429 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://content.karger.com/produktedb/produkte.asp?DOI=10.1159/000213652 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 55 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 4 (literal)
Note
  • Scopus (literal)
  • PubMe (literal)
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Istituto di Genetica Molecolare CNR, Pavia, dipartimento di Oncologia e Patologia Sperimentale, Universita di Firenze, Firenze, e Dipartimento di Patologia Sperimentale, Universita di Bologna, Bologna, Italia (literal)
Titolo
  • Autoantibodies to poly(ADP-ribose) polymerase in centenarians: a reappraisal of Grabar's hypothesis. (literal)
Abstract
  • Background: Centenarians display a characteristic auto- antibody profile, this being the absence of organ-specific autoantibodies and an increase in non-organ-specific auto- antibodies without any full-blown autoimmune disease. Objective: Antibodies directed to the nuclear protein poly(ADP-ribose) polymerase (PARP) were frequently found in the sera of patients affected by autoimmune diseases. This study aims at investigating the presence of circulating auto- antibodies directed against PARP-1 in normal subjects, and searching for a possible correlation between level of circulat- ing autoantibodies and age. Methods: The presence of anti- bodies to PARP was monitored by ELISA according to a previ- ously developed protocol. Data were analysed by parametric statistics (unpaired t test, :2 test). Results: Our study per- formed on 33 centenarians and 66 subjects of age ranging from 12 to 80 years shows that circulating autoantibodies to the nuclear enzyme PARP, previously described in autoim- mune diseases, are present in the sera of normal healthy people and increase with age. Conclusions: Taking into ac- count the role of PARP-1 in DNA damage and apoptosis, the data are compatible with Grabar’s hypothesis, which pro- posed several decades ago that ‘autoreactive antibodies represent a physiological system for disposing the products of metabolism and catabolism’, thereby helping to attain longevity. (literal)
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