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Updated: Apr 19, 2026

Preparation Of Neovascular Tissues from Human Glioma Tissues for Quantitative Proteomics Analysis of Tumor Angiogenesis
Published on: March 20, 2026
Anti-angiogenic therapies for advanced esophago-gastric cancer
Elisa Fontana1, Francesco Sclafani1, David Cunningham1
1Department of Medicine, The Royal Marsden NHS Foundation Trust, London and Surrey, United Kingdom.
Abstract:
Neo-vascularization is a vital process for tumor growth and development which involves the interaction between tumor cells and stromal endothelial cells through several growth factors and membranous receptors which ultimately activate pro-angiogenic intracellular signaling pathways. Inhibition of angiogenesis has become a standard treatment option for several tumor types including colorectal cancer, glioblastoma and ovarian cancer. In gastric cancer, the therapeutic role of anti-angiogenic agents is more controversial. Bevacizumab and ramucirumab, two monoclonal antibodies, which target vascular endothelial growth factor-A and vascular endothelial growth factor receptor-2, respectively, have been demonstrated antitumor activity in patients with tumors of the stomach or esophagogastric junction. However, especially for bevacizumab, this antitumor activity has not consistently translated into a survival advantage over standard treatment in randomized trials. In this article, we provide an overview of the role of angiogenesis in gastric cancer and discuss the results of clinical trials that investigated safety and effectiveness of antiangiogenic therapies in this disease. A review of the literature has been done using PubMed, ClinicalTrials.gov website and the ASCO Annual Meeting Library.
Insights
Anti-angiogenic therapies show antitumor activity in gastric cancer, but survival benefits remain controversial. Further research is needed to clarify their role in treating this disease.
Area of Science:
- Oncology
- Molecular Biology
- Cancer Research
Background:
- Neo-vascularization is crucial for tumor growth, involving complex cellular interactions and signaling pathways.
- Inhibition of angiogenesis is an established treatment for various cancers, but its efficacy in gastric cancer is debated.
Purpose of the Study:
- To review the role of angiogenesis in gastric cancer.
- To discuss the safety and effectiveness of anti-angiogenic therapies in clinical trials for gastric cancer.
Main Methods:
- Literature review using PubMed, ClinicalTrials.gov, and ASCO Annual Meeting Library.
- Analysis of clinical trial data on anti-angiogenic agents in gastric cancer.
Main Results:
- Bevacizumab and ramucirumab demonstrate antitumor activity in gastric and esophagogastric junction tumors.
- Consistent survival advantages over standard treatment have not been observed for all agents, notably bevacizumab.
Conclusions:
- The therapeutic role of anti-angiogenic agents in gastric cancer requires further investigation.
- While showing promise, the clinical benefit of these therapies needs to be established through rigorous trials.
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