Literature DB >> 19959229

Increased trisomy 12 frequency and a biased IgVH 3-21 gene usage characterize small lymphocytic lymphoma.

Agnès Daudignon1, Stéphanie Poulain, Pierre Morel, Dominique Penther, Françoise Parmentier, Brigitte Bouchindhomme, José Fernandes, Patrick Duthilleul, Christian Bastard.   

Abstract

Small lymphocytic lymphoma (SLL) and chronic lymphocytic leukemia (CLL) are considered as similar entity by the WHO classification. We assessed the distribution of the four prognostic cytogenetic markers (deletion 11q23, 13q14, 17p13 and trisomy 12) and VH mutational status in 32 SLL and 119 CLL. Trisomy 12 was most frequent (36% vs 13%, p=0.014) and 13q14 deletion was less frequent (9% vs 44%, p=0.001) in SLL in comparison with CLL. An over representation of VH3-21 gene usage was found in SLL (17% vs 1%, p=0.011). In conclusion, SLL show specific genetic markers that distinguish them from classical CLL. Copyright (c) 2009 Elsevier Ltd. All rights reserved.

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Year:  2009        PMID: 19959229     DOI: 10.1016/j.leukres.2009.11.003

Source DB:  PubMed          Journal:  Leuk Res        ISSN: 0145-2126            Impact factor:   3.156


  4 in total

1.  Cold agglutinin-associated B-cell lymphoproliferative disease shows highly recurrent gains of chromosome 3 and 12 or 18.

Authors:  Agnieszka Małecka; Jan Delabie; Ingunn Østlie; Anne Tierens; Ulla Randen; Sigbjørn Berentsen; Geir E Tjønnfjord; Gunhild Trøen
Journal:  Blood Adv       Date:  2020-03-24

2.  Second cancers and Richter transformation are the leading causes of death in patients with trisomy 12 chronic lymphocytic leukemia.

Authors:  Paolo Strati; Lynne V Abruzzo; William G Wierda; Susan O'Brien; Alessandra Ferrajoli; Michael J Keating
Journal:  Clin Lymphoma Myeloma Leuk       Date:  2015-02-11

3.  Altered BCR and CD40 signalling are associated with clinical outcome in small lymphocytic lymphoma/chronic lymphocytic leukaemia and marginal zone lymphoma patients.

Authors:  Egil S Blix; Jonathan M Irish; Anne Husebekk; Jan Delabie; Anne M Tierens; June H Myklebust; Arne Kolstad
Journal:  Br J Haematol       Date:  2012-10-09       Impact factor: 6.998

Review 4.  Morphological, immunophenotypic, and genetic features of chronic lymphocytic leukemia with trisomy 12: a comprehensive review.

Authors:  Francesco Autore; Paolo Strati; Luca Laurenti; Alessandra Ferrajoli
Journal:  Haematologica       Date:  2018-05-10       Impact factor: 9.941

  4 in total

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