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Inhibition of ALK signaling for cancer therapy
Yael P Mossé1, Andrew Wood, John M Maris
1Division of Oncology and Center for Childhood Cancer Research, Children's Hospital of Philadelphia, Philadelphia, Pennsylvania 19104-4318, USA.
Abstract:
Paradigm shifting advances in cancer can occur after discovering the key oncogenic drivers of the malignant process, understanding their detailed molecular mechanisms, and exploiting this transdisciplinary knowledge therapeutically. A variety of human malignancies have anaplastic lymphoma kinase (ALK) translocations, amplifications, or oncogenic mutations, including anaplastic large cell lymphoma, inflammatory myofibroblastic tumors, non-small cell lung cancer, and neuroblastoma. This finding has focused intense interest in inhibiting ALK signaling as an effective molecular therapy against diseases with ALK-driven pathways. Recent progress in the elucidation of the major canonical signaling pathways postulated to be activated by NPM-ALK signaling has provided insight into which pathways may present a rational therapeutic approach. The identification of the downstream effector pathways controlled by ALK should pave the way for the rational design of ALK-inhibition therapies for the treatment of a subset of human cancers that harbor ALK aberrations.
Insights
Discovering anaplastic lymphoma kinase (ALK) as a key cancer driver enables targeted therapies. Understanding ALK
Area of Science:
- Oncology
- Molecular Biology
- Cancer Genetics
Background:
- Anaplastic lymphoma kinase (ALK) alterations (translocations, amplifications, mutations) are implicated in various human cancers.
- These include anaplastic large cell lymphoma, inflammatory myofibroblastic tumors, non-small cell lung cancer, and neuroblastoma.
- Targeting ALK signaling represents a promising molecular therapy strategy for ALK-driven malignancies.
Purpose of the Study:
- To investigate the role of anaplastic lymphoma kinase (ALK) in cancer development.
- To elucidate the molecular mechanisms underlying ALK-driven oncogenesis.
- To identify therapeutic strategies targeting ALK signaling pathways.
Main Methods:
- Review of current literature on ALK in human malignancies.
- Analysis of signaling pathways activated by ALK.
- Identification of downstream effector pathways controlled by ALK.
Main Results:
- ALK alterations are key oncogenic drivers in several human cancers.
- Canonical signaling pathways activated by NPM-ALK have been elucidated.
- Downstream effector pathways regulated by ALK have been identified.
Conclusions:
- Targeting ALK signaling is a rational therapeutic approach for cancers with ALK aberrations.
- Understanding ALK's molecular mechanisms facilitates the design of ALK-inhibition therapies.
- This transdisciplinary knowledge supports the development of novel cancer treatments.
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