CD49d prevails over the novel recurrent mutations as independent prognosticator of overall survival in chronic lymphocytic leukemia

M. Dal Bo, P. Bulian, R. Bomben, A. Zucchetto, Francesca Maria Rossi, Federico Pozzo, Erika Tissino, Dania Benedetti, Tamara Bittolo, P. Nanni, I. Cattarossi, E. Zaina, H. Chivilò, M. Degan, F. Zaja, G. Pozzato, A. Chiarenza, F. Di Raimondo, M. I. Del Principe, G. Del PoetaD. Rossi, G. Gaidano, V. Gattei

Research output: Contribution to journalArticlepeer-review

Abstract

CD49d, the alpha-chain of the integrin heterodimer α4β1, was identified among the strongest predictors of overall survival (OS) in chronic lymphocytic leukemia (CLL), along with IGHV mutational status and deletion of the 17p chromosome involving TP53. In addition to TP53, the clinical relevance of NOTCH1, SF3B1 and BIRC3 gene mutations has been recently emphasized. By analyzing a cohort of 778 unselected CLL patients, we assessed the clinical relevance of CD49d as an OS predictor in subgroups defined by mutation/deletion of the TP53, NOTCH1, SF3B1 and BIRC3 genes. In this context, CD49d emerged as an independent predictor of OS in multivariate Cox analysis (Hazard ratio =1.88, P

Original languageEnglish
Pages (from-to)2011
Number of pages2018
JournalLeukemia
DOIs
Publication statusPublished - May 20 2016

ASJC Scopus subject areas

  • Hematology
  • Cancer Research
  • Anesthesiology and Pain Medicine

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