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Updated: Jun 19, 2026

Pre-clinical Evaluation of Tyrosine Kinase Inhibitors for Treatment of Acute Leukemia
Published on: September 18, 2013
[Current clinical trials using new targeted therapies for myeloid leukemia and the research trends]
1Division of Gene Regulation, Institute for Advanced Medical Research, Keio University School of Medicine.
Abstract:
Great progress on insight into genetic aberrations of myeloid leukemia via gene expression profiling has led to better understanding of the pathobiology of this heterogeneous disorder. It enabled the development of specific treatment modalities targeted to underlying oncogenic abnormalities, with well established examples of all-trans retinoic acid for the treatment of acute promyelocytic leukemia and imatinib for chronic myeloid leukemia. However, these strategies have not been completely developed yet in that most of brand new targeted therapies have been somewhat far from achieving cure of leukemia and that many problems with regards to drug resistance and recurrence from minimal residual disease remain to be solved. On the other hand, concept of cancer(leukemic) stem cell and its niche has been shedding new light on oncological field these days. This review summarizes the current clinical trials using new targeted therapies and research trends on myeloid leukemia.
Insights
Gene expression profiling advances myeloid leukemia understanding and targeted treatments. However, challenges like drug resistance and minimal residual disease persist, prompting research into cancer stem cells.
Area of Science:
- Hematology
- Oncology
- Molecular Biology
Background:
- Genetic aberrations in myeloid leukemia are increasingly understood through gene expression profiling.
- Targeted therapies like all-trans retinoic acid and imatinib have shown success but are not curative.
- Drug resistance and minimal residual disease remain significant challenges in myeloid leukemia treatment.
Purpose of the Study:
- To review current clinical trials of novel targeted therapies for myeloid leukemia.
- To summarize emerging research trends, including the role of cancer stem cells, in myeloid leukemia.
Main Methods:
- Review of current clinical trials.
- Analysis of recent research trends in myeloid leukemia.
Main Results:
- Targeted therapies have improved outcomes but have not achieved cures.
- Cancer stem cell concepts offer new insights into leukemia pathobiology.
Conclusions:
- Despite progress, achieving a cure for myeloid leukemia remains challenging due to resistance and recurrence.
- Further research into novel targeted therapies and cancer stem cells is crucial for advancing treatment.
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