Trail is a key target in S-phase slowing-dependent apoptosis induced by interferon-beta in cervical carcinoma cells. (Articolo in rivista)

Type
Label
  • Trail is a key target in S-phase slowing-dependent apoptosis induced by interferon-beta in cervical carcinoma cells. (Articolo in rivista) (literal)
Anno
  • 2005-01-01T00:00:00+01:00 (literal)
Alternative label
  • Serena Vannucchi; Maria vincenza Chiantore; Gianna Fiorucci; Zulema Antonia Percario; Stefano Leone; Elisabetta Affabris; Giovanna Romeo. (2005)
    Trail is a key target in S-phase slowing-dependent apoptosis induced by interferon-beta in cervical carcinoma cells.
    in Oncogene (Basingstoke)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Serena Vannucchi; Maria vincenza Chiantore; Gianna Fiorucci; Zulema Antonia Percario; Stefano Leone; Elisabetta Affabris; Giovanna Romeo. (literal)
Pagina inizio
  • 2536 (literal)
Pagina fine
  • 2546 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 24 (literal)
Rivista
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • S.V., M.V.C., Istituto Superiore di Sanità; Z.A.P., S.L., E.A. Università Roma Tre (literal)
Titolo
  • Trail is a key target in S-phase slowing-dependent apoptosis induced by interferon-beta in cervical carcinoma cells. (literal)
Abstract
  • Interferon (IFN)-beta induces S-phase slowing and apoptosis in human papilloma virus (HPV)-positive cervical carcinoma cell line ME-180. Here, we show that apoptosis is a consequence of the S-phase lengthening imposed by IFN-beta, demonstrating the functional correlation between S-phase alteration and apoptosis induction. In ME-180 cells, where p53 function is inhibited by HPV E6 oncoprotein, IFN-beta effects on cell cycle and apoptosis occur independently of p53. The apoptosis due to IFN-beta is mediated by the tumor necrosis factor-related apoptosis-inducing ligand (TRAIL) in a manner dependent on the S-phase deregulation. IFN-beta appears to increase TRAIL expression both directly at the mRNA level and indirectly by augmenting surface protein levels as a consequence of the induced S-phase cell accumulation. Moreover, the alteration of the S-phase due to IFN-beta promotes TRAIL-dependent apoptosis by potentiating cell sensitivity to TRAIL, possibly through induction of a proapoptotic NF-kappaB activity and TRAIL-R2 receptor expression. Interestingly, IFN-beta-induced TRAIL-dependent apoptotic events strongly differ in the requirement of caspase activity. These results show that IFN-beta may induce an apoptotic response by deregulating cell cycle. Understanding the linkage between these mechanisms appears to be of primary importance in the search for new IFN-based therapeutic strategies to circumvent cancer disease or improve clinical outcome. (literal)
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