Hydroxytyrosol lipophilic analogues: enzymatic syntesis, radical scavering activity and DNA oxidative damage protection. (Articolo in rivista)

Type
Label
  • Hydroxytyrosol lipophilic analogues: enzymatic syntesis, radical scavering activity and DNA oxidative damage protection. (Articolo in rivista) (literal)
Anno
  • 2007-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1016/j.bioorg.2006.09.003 (literal)
Alternative label
  • Grasso S.; Siracusa L.; Spatafora C.; Renis M.; Tringali C.. (2007)
    Hydroxytyrosol lipophilic analogues: enzymatic syntesis, radical scavering activity and DNA oxidative damage protection.
    in Bioorganic chemistry (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Grasso S.; Siracusa L.; Spatafora C.; Renis M.; Tringali C.. (literal)
Pagina inizio
  • 137 (literal)
Pagina fine
  • 152 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://www.sciencedirect.com/science/article/pii/S0045206806000794 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 35 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 16 (literal)
Note
  • PubMe (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Dipartimento di Chimica Biologica, Chimica Medica e Biologia Molecolare, Università di Catania, Viale A. Doria 6, IT-95125 Catania, Italy Dipartimento di Scienze Chimiche, Università di Catania, Viale A. Doria 6, IT-95125 Catania, Italy (literal)
Titolo
  • Hydroxytyrosol lipophilic analogues: enzymatic syntesis, radical scavering activity and DNA oxidative damage protection. (literal)
Abstract
  • The olive oil phenol hydroxytyrosol (3), as well its metabolite homovanillic alcohol (4), were subjected to chemoselective lipase-catalysed acylations, affording with good yield 10 derivatives (5-14) bearing C2, C3, C4, C10 and C18 acyl chains at C-1. Hydroxytyrosol (3) and its lipophilic derivatives showed very good DPPH radical scavenging activity. Compounds 3, 4 and their lipophilic analogues 5-14 were subjected to the atypical Comet test on whole blood cells: 3 and its analogues 5 and 6, with little hydrophobic character (log P ? 1.20), showed a good protective effect against H2O2 induced oxidative DNA damage. The homovanillic alcohol 4 and its analogues 10-14 resulted scarcely effective both as radical scavengers and antioxidant agents. (literal)
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