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Targeting CLL-1 for acute myeloid leukemia therapy
Hongbing Ma1, Iyer Swaminathan Padmanabhan2, Simrit Parmar3
1Hematology Department, West China Hospital, Sichuan University, Chengdu, China.
Journal of Hematology & Oncology
|April 25, 2019
Summary
Despite advances, acute myeloid leukemia (AML) treatment remains challenging. Research highlights CLL-1 as a promising target for novel immunotherapies due to its specific expression on AML cells.
Area of Science:
- Hematology
- Immunology
- Oncology
Background:
- Acute myeloid leukemia (AML) treatment outcomes, particularly for adults, remain poor despite decades of research.
- Emerging immunotherapies for AML target specific cell surface markers like CD33, CD123, and CLL-1.
Purpose of the Study:
- To review the expression of CLL-1 in normal cells versus AML.
- To evaluate the diagnostic and follow-up value of CLL-1.
- To provide an overview of CLL-1-targeting immunotherapies, including antibody and chimeric antigen receptor T cell therapy.
Main Methods:
- Literature review of studies on CLL-1 expression and targeting in AML.
- Analysis of data regarding CLL-1's role in AML diagnosis and patient monitoring.
- Examination of therapeutic strategies utilizing CLL-1 as a target.
Main Results:
- CLL-1 is highly expressed on AML cells but absent in normal hematopoietic stem cells, making it an attractive therapeutic target.
- Evidence supports CLL-1's utility in AML diagnosis and disease follow-up.
- Antibody-based and CAR T-cell therapies targeting CLL-1 show potential for AML treatment.
Conclusions:
- CLL-1 represents a highly specific and valuable target for the immunotherapy of acute myeloid leukemia.
- Targeting CLL-1 offers a promising avenue for improving treatment outcomes in AML patients.
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