NOTCH1 is involved in the pathogenesis of T-acute lymphoblastic leukemia (T-ALL) carrying the very rare translocation t(7;9)(q34;q34.3). We analyzed the expression of genes belonging to NOTCH pathway, in acute leukemia primary samples and lymphoblastoid cell lines. NOTCH1 pathway activation represents a common feature of T-ALL when compared to acute myelogenous leukemia (AML) and B-cell precursor acute lymphoblastic leukemia. The contemporary expression of NOTCH1 and its ligands on cell surface contributes to high levels of pathway activity. AML primary samples show high levels of JAGGED1 expression despite the low NOTCH1 pathway activation, consistent with an autonomous JAGGED1 signaling in myeloid leukemogenesis. (C) 2004 Elsevier Ireland Ltd. All rights reserved.
机构:NYU, Med Ctr, Kaplan Comprehens Canc Ctr, Dept Pathol, New York, NY 10016 USA
Choi, JW
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Pampeno, C
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机构:NYU, Med Ctr, Kaplan Comprehens Canc Ctr, Dept Pathol, New York, NY 10016 USA
Pampeno, C
;
Vukmanovic, S
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机构:NYU, Med Ctr, Kaplan Comprehens Canc Ctr, Dept Pathol, New York, NY 10016 USA
Vukmanovic, S
;
Meruelo, D
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机构:
NYU, Med Ctr, Kaplan Comprehens Canc Ctr, Dept Pathol, New York, NY 10016 USANYU, Med Ctr, Kaplan Comprehens Canc Ctr, Dept Pathol, New York, NY 10016 USA
机构:NYU, Med Ctr, Kaplan Comprehens Canc Ctr, Dept Pathol, New York, NY 10016 USA
Choi, JW
;
Pampeno, C
论文数: 0引用数: 0
h-index: 0
机构:NYU, Med Ctr, Kaplan Comprehens Canc Ctr, Dept Pathol, New York, NY 10016 USA
Pampeno, C
;
Vukmanovic, S
论文数: 0引用数: 0
h-index: 0
机构:NYU, Med Ctr, Kaplan Comprehens Canc Ctr, Dept Pathol, New York, NY 10016 USA
Vukmanovic, S
;
Meruelo, D
论文数: 0引用数: 0
h-index: 0
机构:
NYU, Med Ctr, Kaplan Comprehens Canc Ctr, Dept Pathol, New York, NY 10016 USANYU, Med Ctr, Kaplan Comprehens Canc Ctr, Dept Pathol, New York, NY 10016 USA