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ER-stress activation in human hepatocellular cancer cells: an alternative death pathway induced by the pan-deacetylase inhibitor panobinostat

P Di Fazio, R Montalbano, K Quint, S Gahr, T Wissniowski, M Ocker · Zeitschrift für Gastroenterologie · 2010 · Heft 01

Dokument
1168051
CareLit-ID
Jahr
2010
Publikation
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Metadaten
DOI
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Bibliografische Angaben

Zeitschrift
Zeitschrift für Gastroenterologie
Autor:innen
P Di Fazio, R Montalbano, K Quint, S Gahr, T Wissniowski, M Ocker
Ausgabe
Heft 01 / 2010
Seiten
–
Erschienen: 2010-01-12 00:00:00
ISSN
0044-2771

Zusammenfassung

Background: We previously showed that panobinostat, a novel pan-deacetylase inhibitor, has a potent apoptotic activity in vitro and induces growth delay of HCC xenografts in nude mice. Panobinostat is able to induce cell death in HepG2 (p53wt) and in Hep3B (p53null) cell lines that is not dependent on canonical apoptotic pathways. Here we analyse the effect on ER-stress by panobinostat treatment. Methods: HepG2 and Hep3B cells were cultured under standard conditions and treated for 48h with 0.1µM panobinostat. Sub-G1 events were quantified by flow cytometry after propidium iodide staining and verified by immunof…

Schlagworte

ER stress HDAC apoptosis liver cancer After Caspase 12 Acetylation Zeitschrift für Gastroenterologie