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Rearrangement of the N- myc oncogene in acute leukemias: A case report
Ist Teil von
Leukemia research, 1993-08, Vol.17 (8), p.721-723
Ort / Verlag
Oxford: Elsevier Ltd
Erscheinungsjahr
1993
Quelle
Elsevier Journal Backfiles on ScienceDirect (DFG Nationallizenzen)
Beschreibungen/Notizen
Rearrangements of the
N-myc oncogene have not been described in the literature. The authors present a case of ANLL with the
N-myc gene rearranged out of 16 ANLLs and 11 ALLs. While the proportion of the blast cells in the case reported was 85%, the rearranged gene gave a hybridization band which was less intense than that of the germline band, making it probable that this gene rearrangement is present in a leukemia subclone. The
c-myc oncogene as well as
Ig and
TcR genes were in germline configurations.
The presence of the rearranged
N-myc in the reported case could imply an alternative mechanism of mutation of this oncogene in the pathogenesis of hematological malignancies.