Metzeler, K.H. ; Dufour, A. ; Benthaus, T. ; Hummel, M. ; Sauerland, M.C. ; Heinecke, A. ; Berdel, W.E. ; Büchner, T. ; Wörmann, B. ; Mansmann, U. ; Braess, J. ; Spiekermann, K. ; Hiddemann, W. ; Buske, C. ; Bohlander, S.K.
ERG expression is an independent prognostic factor and allows refined risk stratification in cytogenetically normal acute myeloid leukemia: A comprehensive analysis of ERG, MN1, and BAALC transcript levels using oligonucleotide microarrays.
J. Clin. Oncol. 27, 5031-5038 (2009)
Purpose: Recently, several novel molecular prognostic markers were identified in cytogenetically normal acute myeloid leukemia (CN-AML). In addition to the well-known influence of FLT3, NPM1, and CEBPA mutations, high transcript levels of the ERG, BAALC, and MN1 genes have been associated with inferior outcomes, but the relative importance of these risk markers remains to be defined. - Patients and Methods: We analyzed ERG, BAALC, and MN1 expression levels in a cohort of 210 patients with CN-AML who received intensive chemotherapy. Expression levels of ERG, BAALC, and MN1 were determined in bone marrow samples by using oligonucleotide microarrays. - Results: High transcript levels of ERG, BAALC, and MN1 were predictors for inferior overall survival (OS) and a lower rate of complete remissions (CRs). There were significant positive correlations between the expression levels of all three genes. ERG expression levels predicted OS in elderly patients (ie, age 60 years or older) with CN-AML (P = .006) as well as in younger patients (P = .013). In multivariate analyses, high ERG expression was independently associated with a lower CR rate (P = .013), shorter event-free survival (P = .008), and shorter OS (P = .005). Patients who had low ERG levels and absent FLT3 internal tandem duplication (ITD) had a 5-year OS of 44%, and patients who had high ERG expression and FLT3 ITD had a 5-year OS of only 5%. - Conclusion: We analyzed a comprehensive set of molecular risk factors in a large, homogeneous CN-AML patient cohort. In this study, high ERG expression levels emerged as a strong negative prognostic factor and provided prognostic information in addition to established molecular markers.
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Publikationstyp
Artikel: Journalartikel
Dokumenttyp
Wissenschaftlicher Artikel
Typ der Hochschulschrift
Herausgeber
Schlagwörter
internal tandem duplications; high-dose cytarabine; ets-related gene; group-b; normal karyotype; prolonged maintenance; favorable prognosis; microrna expression; prostate-cancer; cebpa mutations
Keywords plus
Sprache
englisch
Veröffentlichungsjahr
2009
Prepublished im Jahr
HGF-Berichtsjahr
0
ISSN (print) / ISBN
0732-183X
e-ISSN
1527-7755
ISBN
Bandtitel
Konferenztitel
Konferzenzdatum
Konferenzort
Konferenzband
Quellenangaben
Band: 27,
Heft: 30,
Seiten: 5031-5038
Artikelnummer: ,
Supplement: ,
Reihe
Verlag
American Society of Clinical Oncology
Verlagsort
Alexandria, USA
Tag d. mündl. Prüfung
0000-00-00
Betreuer
Gutachter
Prüfer
Topic
Hochschule
Hochschulort
Fakultät
Veröffentlichungsdatum
0000-00-00
Anmeldedatum
0000-00-00
Anmelder/Inhaber
weitere Inhaber
Anmeldeland
Priorität
Begutachtungsstatus
Peer reviewed
POF Topic(s)
30504 - Mechanisms of Genetic and Environmental Influences on Health and Disease
Forschungsfeld(er)
Immune Response and Infection
PSP-Element(e)
G-521000-001
Förderungen
Copyright
Erfassungsdatum
2009-12-31