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The Mutational Landscape of Angiosarcoma: Challenges and Opportunities to Design Management Strategies
Swaroop Kumar Pandey1, Shubhang Arya1, Anuja Mishra1
1Department of Biotechnology, Institute of Applied Science & Humanities, GLA University, Mathura - 281406, U.P., India.
Current Molecular Medicine
|June 2, 2026
Summary
Angiosarcoma is a rare cancer. Understanding its complex molecular pathways and microenvironment is key to developing targeted therapies and improving patient survival rates.
Area of Science:
- Oncology
- Molecular Biology
- Cancer Research
Background:
- Angiosarcoma is a rare, aggressive endothelial malignancy with poor prognosis.
- Limited research hinders understanding of its molecular drivers and effective treatments.
- Current therapies like anti-angiogenic inhibitors show modest efficacy, indicating complex pathogenesis.
Purpose of the Study:
- To synthesize the current understanding of angiosarcoma's molecular landscape and crosstalk.
- To highlight key mechanisms driving tumor growth and progression.
- To explore emerging combination therapies and precision medicine approaches.
Main Methods:
- Review of existing literature on angiosarcoma molecular mechanisms.
- Analysis of genepathway interactions, endothelial-specific dysregulation, and microenvironmental factors.
- Evaluation of clinical trial data for anti-angiogenic inhibitors and emerging combination strategies.
Main Results:
- Key mechanisms include MYC amplification, TP53/PIK3CA alterations, VE-cadherin disruption, and endothelial-to-mesenchymal transition.
- The tumor microenvironment (TGF-β, IL-10, VEGF) contributes to immunosuppression and progression.
- Distinct angiosarcoma subtypes are driven by environmental exposures with specific mutational profiles.
- Combination therapies (VEGF + endoglin inhibitors, chemo + anti-PD-L1, multi-TKI + ICI) show promise.
Conclusions:
- Angiosarcoma pathogenesis is driven by complex, multi-pathway interactions.
- Precision medicine integrating molecular stratification and combination therapies is crucial.
- Further research is needed to overcome therapeutic resistance and improve outcomes for this lethal cancer.
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