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A dominant-negative mutant of C/EBPα, associated with
acute myeloid leukemias, inhibits differentiation of myeloid
and erythroid progenitors of man but not mouse
by Maike Schwieger, Jürgen Löhler, Meike Fischer, Uwe Herwig, Daniel G. Tenen,
and Carol Stocking
Blood
Volume 103(7):2744-2752
April 1, 2004
©2004 by American Society of Hematology
Mut10 C/EBPα expresses enhanced levels of a 30-kDa protein.
Maike Schwieger et al. Blood 2004;103:2744-2752
©2004 by American Society of Hematology
G-CSF stimulates the formation of CFU-G colonies in mut10-transduced BM cells but not in BM
in which Cebpa has been excised.
Maike Schwieger et al. Blood 2004;103:2744-2752
©2004 by American Society of Hematology
FMEV/mut10-infected cells still contain a high percentage of granulopoiesis after 14 days in
culture.
Maike Schwieger et al. Blood 2004;103:2744-2752
©2004 by American Society of Hematology
Mut10-expression alters the kinetics but does not block the differentiation of murine BM cells.
Maike Schwieger et al. Blood 2004;103:2744-2752
©2004 by American Society of Hematology
Transduction of mut10 into human CD34+ CB cells abrogates myeloid differentiation.
Maike Schwieger et al. Blood 2004;103:2744-2752
©2004 by American Society of Hematology
Impaired differentiation of human CD34+ progenitors expressing mut10 C/EBPα documented by
flow cytometric profiles.
Maike Schwieger et al. Blood 2004;103:2744-2752
©2004 by American Society of Hematology
Immunocytochemical demonstration of lineage-specific cell marker expression of infected
cultures.
Maike Schwieger et al. Blood 2004;103:2744-2752
©2004 by American Society of Hematology
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