Comprehensive analysis of PTEN status in Sézary syndrome

Author:

Cristofoletti Cristina1,Picchio Maria Cristina1,Lazzeri Cristina12,Tocco Valeria1,Pagani Elena1,Bresin Antonella1,Mancini Barbara1,Passarelli Francesca1,Facchiano Antonio1,Scala Enrico1,Lombardo Giuseppe Alfonso1,Cantonetti Maria3,Caprini Elisabetta1,Russo Giandomenico1,Narducci Maria Grazia1

Affiliation:

1. Istituto Dermopatico dell’Immacolata–Istituto di Ricovero e Cura a Carattere Scientifico, Rome, Italy;

2. Department of Clinical Immunology, Sapienza University of Rome, Rome, Italy; and

3. Department of Hematology, University of Tor Vergata, Rome, Italy

Abstract

Key Points PTEN is downregulated in Sézary syndrome by different mechanisms, mostly by gene deletions and microRNAs. PTEN deficiency activates AKT in skin resident but not circulating Sezary cells.

Publisher

American Society of Hematology

Subject

Cell Biology,Hematology,Immunology,Biochemistry

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