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Author Spotlight: Investigating Angiogenesis and Vessel Permeability Through a Modified Matrix Gel Plug Assay
Published on: June 30, 2023
Emerging enzymatic targets controlling angiogenesis in cancer: preclinical evidence and potential clinical
Biagio Ricciuti1, Jennifer Foglietta2, Rita Chiari2
1Department of Medical Oncology, University of Perugia, Santa Maria della Misericordia Hospital, Azienda Ospedaliera di Perugia, Via Dottori, 1, 06156, Perugia, Italy. biagio.ricciuti@gmail.com.
Abstract:
Angiogenesis has always been considered as a fundamental therapeutic target for inhibiting tumor growth and metastasis. To date, anti-angiogenic treatments that have been approved are principally based on either administration of monoclonal antibodies targeting the vascular endothelial growth factor/vascular endothelial growth factor receptor axis or multikinase inhibitors. However, a growing body of evidence is pointing out the role of different classes of enzymes involved in tumor-driven angiogenesis, whose inhibition in preclinical models has already shown encouraging results. This review provides an overview on the current knowledge of potential enzymatic targets involved in tumor-driven angiogenesis and the potential clinical applications deriving from their modulation. Metalloproteinase and nitric oxide synthase inhibitors have been found to be, respectively, inefficacious or unsuitable for clinical applications. Conversely, early clinical studies evaluating the inhibition of heparanase, nicotinamide adenine dinucleotide phosphate (NADPH) oxidase, lysyl oxidase (LOX) and angiotensin-converting enzyme (ACE) have shown promising results. Therefore, preliminary evidence indicates that heparanase, NADPH oxidase, LOX and ACE might represent potential targets for anticancer therapy.
Insights
New enzyme targets show promise for inhibiting tumor growth and metastasis. Inhibiting heparanase, NADPH oxidase, lysyl oxidase (LOX), and angiotensin-converting enzyme (ACE) offers potential new anticancer therapies.
Area of Science:
- Oncology
- Biochemistry
- Pharmacology
Background:
- Angiogenesis is a key target for cancer therapy, with current treatments focusing on VEGF/VEGFR pathways.
- Approved anti-angiogenic therapies include monoclonal antibodies and multikinase inhibitors.
- Emerging evidence highlights the role of specific enzymes in tumor-driven angiogenesis.
Purpose of the Study:
- To review current knowledge on enzymatic targets in tumor-driven angiogenesis.
- To explore the potential clinical applications of modulating these enzymatic targets.
- To identify promising novel therapeutic strategies for cancer treatment.
Main Methods:
- Literature review of preclinical and clinical studies.
- Analysis of enzymatic pathways involved in angiogenesis.
- Evaluation of the efficacy and suitability of enzyme inhibitors for clinical application.
Main Results:
- Metalloproteinase and nitric oxide synthase inhibitors have shown limited clinical success.
- Early clinical studies of heparanase, nicotinamide adenine dinucleotide phosphate (NADPH) oxidase, lysyl oxidase (LOX), and angiotensin-converting enzyme (ACE) inhibitors show promising results.
- These enzymes represent potential targets for novel anticancer therapies.
Conclusions:
- Heparanase, NADPH oxidase, LOX, and ACE are identified as promising enzymatic targets for anticancer therapy.
- Modulation of these enzymes could lead to more effective anti-angiogenic treatments.
- Further clinical investigation is warranted to validate these findings.
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