A dual role for Hdac1: oncosuppressor in tumorigenesis, oncogene in tumor maintenance

Author:

Santoro Fabio1,Botrugno Oronza A.1,Dal Zuffo Roberto1,Pallavicini Isabella1,Matthews Geoffrey M.2,Cluse Leonie2,Barozzi Iros1,Senese Silvia1,Fornasari Lorenzo1,Moretti Simona1,Altucci Lucia3,Pelicci Pier Giuseppe14,Chiocca Susanna1,Johnstone Ricky W.25,Minucci Saverio16

Affiliation:

1. Department of Experimental Oncology at the IFOM-IEO Campus, European Institute of Oncology, Milan, Italy;

2. Gene Regulation Laboratory, Cancer Therapeutics Program, Peter MacCallum Cancer Institute, St. Andrews Place, Victoria, Australia;

3. Dipartimento di Patologia Generale, Seconda Universita‘ degli Studi di Napoli, Napoli, Italy;

4. Dipartimento di Medicina, Chirurgia e Odontoiatria, University of Milan, Milan, Italy;

5. The Sir Peter MacCallum Department of Oncology, University of Melbourne, Victoria, Australia; and

6. Department of Biosciences, University of Milan, Milan, Italy

Abstract

Key Points Hdac1 and, to a lesser extent, Hdac2 behave as oncosuppressors during tumor initiation, but they work as oncogenes in tumor maintenance. Class I HDAC inhibitors (VPA) accelerate tumorigenesis in murine models of leukemia, which suggests caution in their clinical use.

Publisher

American Society of Hematology

Subject

Cell Biology,Hematology,Immunology,Biochemistry

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