FISH analysis reveals frequent co-occurrence of 4q24/TET2 and 5q and/or 7q deletions.

Abstract

We investigated TET2 deletion in 418 patients with hematological malignancies. Overall interphase FISH detected complete or partial TET2 monoallelic deletion (TET2(del)) in 20/418 cases (4.7%). TET2(del) was very rare in lymphoid malignancies (1/242 cases; 0.4%). Among 19 positive myeloid malignancies TET2(del) was associated with a 4q24 karyotypic abnormality in 18 cases. In AML, TET2(del) occurred in CD34-positive hematopoietic precursors and preceded established genomic abnormalities, such as 5q- and -7/7q-, which were the most frequent associated changes (Fisher's exact test P=0.000).


Tutti gli autori

  • STORLAZZI C.T.

Titolo volume/Rivista

Non Disponibile


Anno di pubblicazione

2011

ISSN

0145-2126

ISBN

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Numero di citazioni Wos

2

Ultimo Aggiornamento Citazioni

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Numero di citazioni Scopus

4

Ultimo Aggiornamento Citazioni

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Settori ERC

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Codici ASJC

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