A Polysaccharide from Tomato (Lycopersicon esculentum) Peels Affects NF-kB Activation in LPS-Stimulated J774 Macrophages. (Articolo in rivista)

Type
Label
  • A Polysaccharide from Tomato (Lycopersicon esculentum) Peels Affects NF-kB Activation in LPS-Stimulated J774 Macrophages. (Articolo in rivista) (literal)
Anno
  • 2007-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1021/np070168z (literal)
Alternative label
  • De Stefano D.; Tommonaro G.; Simeon V.; Poli A.; Nicolaus B.; Carnuccio R. (2007)
    A Polysaccharide from Tomato (Lycopersicon esculentum) Peels Affects NF-kB Activation in LPS-Stimulated J774 Macrophages.
    in Journal of natural products (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • De Stefano D.; Tommonaro G.; Simeon V.; Poli A.; Nicolaus B.; Carnuccio R. (literal)
Pagina inizio
  • 1636 (literal)
Pagina fine
  • 1639 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 70 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 10 (literal)
Note
  • Scopu (literal)
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Dipartimento di Farmacologia Sperimentale, Facoltà di Scienze Biotecnologiche, UniVersità degli Studi di Napoli \"Federico II\", Via D.Montesano, 49, 80131 Napoli, Italy Istituto di Chimica Biomolecolare (ICB)-CNR, Via Campi Flegrei, 34-80078 Pozzuoli (NA), Italy (literal)
Titolo
  • A Polysaccharide from Tomato (Lycopersicon esculentum) Peels Affects NF-kB Activation in LPS-Stimulated J774 Macrophages. (literal)
Abstract
  • We investigated the effect of PS (1) on nitrite and reactive oxygen species (ROS) production in J774 macrophages stimulated with bacterial lipopolysaccharide (LPS) for 24 h. PS (1) inhibited in a concentration-dependent manner nitrite and ROS production as well as inducible nitric oxide synthase (iNOS) protein expression induced by LPS. Incubation of cells with PS (1) determined a significant decrease of nuclear factor-?B (NF-?B)/DNA binding activity which was correlated with a marked reduction of iNOS mRNA levels. These results show that PS (1) inhibits NF-?B activation and iNOS gene expression by preventing the reactive species production and suggest a role for this compound in controlling oxidative stress and/or inflammation. (literal)
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