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Updated: Jul 3, 2026
Preparation Of Neovascular Tissues from Human Glioma Tissues for Quantitative Proteomics Analysis of Tumor Angiogenesis
Published on: March 20, 2026
Antiangiogenics and radiotherapy
Aoife M Shannon1, Kaye J Williams
1University of Manchester, Department of Pharmacy, Manchester M13 9PT, UK.
Abstract:
Antiangiogenic therapies are one of the fore-runners of the new generation of anticancer drugs aimed at tumour-specific molecular targets. Up until the beginning of this century, the general opinion was that targeted agents should show antitumour activity when used as single agents. However, it has now become clear that much greater improvements in therapeutic activity may be achieved by combining the novel agents with conventional cytotoxic therapies already in use in the clinic. Radiotherapy is currently used to treat half of all cancer patients at some stage in their therapy, although the development of radioresistance is an ongoing problem. It is therefore reasonable to expect that any novel molecularly-targeted agent which reaches the clinic will be used in combination with radiotherapy. The rationale for combining antiangiogenics in particular with radiotherapy exists, as radiotherapy has been shown to kill proliferating endothelial cells, suggesting that inhibiting angiogenesis may sensitise endothelial cells to the effects of radiation. Furthermore, targeting the vasculature may paradoxically increase oxygenation within tumours, thereby enhancing radiotherapy efficacy. In this review we present an update on the use of antiangiogenic methods in combination with radiotherapy.
Insights
Combining antiangiogenic therapies with radiotherapy shows promise for cancer treatment. This approach may enhance treatment efficacy by targeting tumor vasculature and overcoming radioresistance.
Area of Science:
- Oncology
- Molecular Biology
- Radiation Oncology
Background:
- Antiangiogenic therapies represent a new class of anticancer drugs targeting specific molecular pathways.
- Conventional cytotoxic therapies and radiotherapy are standard cancer treatments.
- Tumor resistance to radiotherapy is a significant clinical challenge.
Purpose of the Study:
- To review the rationale and current status of combining antiangiogenic therapies with radiotherapy.
- To explore the potential benefits of this combination strategy in cancer treatment.
Main Methods:
- Review of existing literature on antiangiogenic therapies and radiotherapy.
- Analysis of preclinical and clinical studies investigating combination treatments.
- Discussion of the biological mechanisms underlying the combination effects.
Main Results:
- Combining novel antiangiogenic agents with conventional therapies can improve therapeutic activity.
- Radiotherapy kills proliferating endothelial cells, suggesting a synergistic effect with antiangiogenics.
- Targeting tumor vasculature may paradoxically improve tumor oxygenation, enhancing radiotherapy efficacy.
Conclusions:
- The combination of antiangiogenic therapies and radiotherapy is a promising strategy for improving cancer treatment outcomes.
- Further research and clinical trials are warranted to optimize this combination approach.
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