A comparative study of molecular mutations in 381 patients with myelodysplastic syndrome and in 4130 patients with acute myeloid leukemia.

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A comparative study of molecular mutations in 381 patients with myelodysplastic syndrome and in 4130 patients with acute myeloid leukemia. / Bacher, Ulrike; Haferlach, Torsten; Kern, Wolfgang; Haferlach, Claudia; Schnittger, Susanne.

in: HAEMATOLOGICA, Jahrgang 92, Nr. 6, 6, 2007, S. 744-752.

Publikationen: SCORING: Beitrag in Fachzeitschrift/ZeitungSCORING: ZeitschriftenaufsatzForschungBegutachtung

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@article{e93c0a7dd98540c2b27528d3df38a0d3,
title = "A comparative study of molecular mutations in 381 patients with myelodysplastic syndrome and in 4130 patients with acute myeloid leukemia.",
abstract = "BACKGROUND AND OBJECTIVES: The precise relationship between myelodysplastic syndrome (MDS) and acute myeloid leukemia (AML) is unclear and the role of molecular mutations in leukemic transformation in MDS is controversial. The aim of this study was to clarify the relationship between AML and MDS by comparing the frequency of molecular mutations in the two conditions. DESIGN AND METHODS: We compared the frequency of FLT3-length mutations (FLT3-LM), FLT3-TKD, MLL-partial tandem duplications (MLL-PTD), NRAS, and KITD816 in 381 patients with MDS refractory anemia with excess blasts [RAEB] n=49; with ringed sideroblasts [RARS] n=310; chronic monomyelocytic leukemia [CMML] n=22) and in 4130 patients with AML (de novo: n=3139; secondary AML [s-AML] following MDS: n=397; therapy-related [t-AML]: n=233; relapsed: n=361). RESULTS: All mutations were more frequent in s-AML than in MDS and all but the FLT3-TKD were more frequent in RAEB than in RA/RARS. The higher incidences in s-AML were significant for FLT3-TKD (p=0.032), MLL-PTD (p=0.034), and FLT3-LM (RA/RARS: 0/45; RAEB: 8/293; 2.7%; s-AML: 45/389; 11.6%; p",
author = "Ulrike Bacher and Torsten Haferlach and Wolfgang Kern and Claudia Haferlach and Susanne Schnittger",
year = "2007",
doi = "10.3324/haematol.10869",
language = "Deutsch",
volume = "92",
pages = "744--752",
journal = "HAEMATOLOGICA",
issn = "0390-6078",
publisher = "Ferrata Storti Foundation",
number = "6",

}

RIS

TY - JOUR

T1 - A comparative study of molecular mutations in 381 patients with myelodysplastic syndrome and in 4130 patients with acute myeloid leukemia.

AU - Bacher, Ulrike

AU - Haferlach, Torsten

AU - Kern, Wolfgang

AU - Haferlach, Claudia

AU - Schnittger, Susanne

PY - 2007

Y1 - 2007

N2 - BACKGROUND AND OBJECTIVES: The precise relationship between myelodysplastic syndrome (MDS) and acute myeloid leukemia (AML) is unclear and the role of molecular mutations in leukemic transformation in MDS is controversial. The aim of this study was to clarify the relationship between AML and MDS by comparing the frequency of molecular mutations in the two conditions. DESIGN AND METHODS: We compared the frequency of FLT3-length mutations (FLT3-LM), FLT3-TKD, MLL-partial tandem duplications (MLL-PTD), NRAS, and KITD816 in 381 patients with MDS refractory anemia with excess blasts [RAEB] n=49; with ringed sideroblasts [RARS] n=310; chronic monomyelocytic leukemia [CMML] n=22) and in 4130 patients with AML (de novo: n=3139; secondary AML [s-AML] following MDS: n=397; therapy-related [t-AML]: n=233; relapsed: n=361). RESULTS: All mutations were more frequent in s-AML than in MDS and all but the FLT3-TKD were more frequent in RAEB than in RA/RARS. The higher incidences in s-AML were significant for FLT3-TKD (p=0.032), MLL-PTD (p=0.034), and FLT3-LM (RA/RARS: 0/45; RAEB: 8/293; 2.7%; s-AML: 45/389; 11.6%; p

AB - BACKGROUND AND OBJECTIVES: The precise relationship between myelodysplastic syndrome (MDS) and acute myeloid leukemia (AML) is unclear and the role of molecular mutations in leukemic transformation in MDS is controversial. The aim of this study was to clarify the relationship between AML and MDS by comparing the frequency of molecular mutations in the two conditions. DESIGN AND METHODS: We compared the frequency of FLT3-length mutations (FLT3-LM), FLT3-TKD, MLL-partial tandem duplications (MLL-PTD), NRAS, and KITD816 in 381 patients with MDS refractory anemia with excess blasts [RAEB] n=49; with ringed sideroblasts [RARS] n=310; chronic monomyelocytic leukemia [CMML] n=22) and in 4130 patients with AML (de novo: n=3139; secondary AML [s-AML] following MDS: n=397; therapy-related [t-AML]: n=233; relapsed: n=361). RESULTS: All mutations were more frequent in s-AML than in MDS and all but the FLT3-TKD were more frequent in RAEB than in RA/RARS. The higher incidences in s-AML were significant for FLT3-TKD (p=0.032), MLL-PTD (p=0.034), and FLT3-LM (RA/RARS: 0/45; RAEB: 8/293; 2.7%; s-AML: 45/389; 11.6%; p

U2 - 10.3324/haematol.10869

DO - 10.3324/haematol.10869

M3 - SCORING: Zeitschriftenaufsatz

VL - 92

SP - 744

EP - 752

JO - HAEMATOLOGICA

JF - HAEMATOLOGICA

SN - 0390-6078

IS - 6

M1 - 6

ER -