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The Multifaceted Roles of Lamins in Lung Cancer and DNA Damage Response
Janina Janetzko1, Sebastian Oeck1, Alexander Schramm1
1Department of Medical Oncology, West German Cancer Center, University Hospital Essen, University of Duisburg-Essen, 45147 Essen, Germany.
Cancers
|December 9, 2023
Summary
Lamins, proteins maintaining nuclear structure, play key roles in cancer development and metastasis. Understanding lamin functions in lung cancer and DNA damage response is crucial for targeted therapies.
Area of Science:
- Cell Biology
- Cancer Biology
- Molecular Biology
Background:
- Lamins are nuclear proteins essential for nuclear structure and function.
- Emerging evidence links lamin functions to cancer development, aggressiveness, and metastasis.
- Adaptive changes in lamin subtype composition impact cancer cell properties.
Purpose of the Study:
- To provide a comprehensive overview of lamin roles in lung cancer.
- To explore the connection between lamins and DNA damage response in cancer therapies.
- To clarify conflicting reports on lamin functions in various cancer types.
Main Methods:
- Literature review and synthesis of existing research on lamins and cancer.
- Analysis of studies focusing on lamin subtype composition and cancer progression.
- Examination of research on lamin involvement in DNA damage response pathways.
Main Results:
- Lamin functions extend beyond nuclear integrity, influencing cancer cell stiffness, mobility, and epithelial-to-mesenchymal transition (EMT).
- Cancer cells may exploit lamin-mediated regulation of chromatin accessibility, cell cycle, and DNA damage response.
- Lamin alterations are implicated in lung cancer development and aggressiveness.
Conclusions:
- Lamins are critical regulators of key cancer processes, including metastasis and response to therapy.
- Further understanding of lamin functions can reconcile conflicting findings and guide therapeutic strategies in lung cancer.
- Targeting lamin functions presents a potential avenue for novel cancer treatments.
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