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Updated: Jan 28, 2026
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[DPEPhosbcpCu]PF6: A General and Broadly Applicable Copper-Based Photoredox Catalyst
Published on: May 21, 2019
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Possible Applications of Azurin, a Copper-Containing Protein, in Cancer Treatment: Prospects and Challenges
Ekaterina E Karmanova1, Ruslan G Goncharov1, Dmitriy E Burmistrov2
1Federal Research Center Pushchino Scientific Center for Biological Research of the Russian Academy of Sciences, Institute of Cell Biophysics RAS, Institutskaya Str. 3, Pushchino, Moscow Region, 142290, Russia.
Current Drug Targets
|January 27, 2026
Summary
Azurin, a bacterial protein, shows promise as a targeted cancer therapy with low toxicity. Its peptide derivative, p28, enhances efficacy and integrates with advanced delivery systems for improved cancer treatment.
Area of Science:
- Oncology
- Biotechnology
- Molecular Biology
Background:
- Conventional cancer treatments face challenges like systemic toxicity, poor selectivity, and drug resistance.
- Bacterial proteins, specifically azurin, offer a promising alternative with inherent tumor selectivity, low immunogenicity, and multifaceted action.
- This review focuses on recent advancements in azurin-based anticancer strategies.
Purpose of the Study:
- To review recent progress in azurin-based anticancer strategies.
- To highlight mechanisms of action, structural modifications, and integration with other therapeutic systems.
- To evaluate the potential of azurin and its derivatives as novel cancer therapeutics.
Main Methods:
- Literature search on Google Scholar and PubMed using keywords "azurin, cancer" for articles published between 2023 and 2024.
- Analysis of studies detailing azurin's mechanism of action, structural modifications, and delivery systems.
- Review of preclinical and clinical trial data regarding efficacy and toxicity.
Main Results:
- Azurin and its derivative p28 selectively target cancer cells by stabilizing p53, inducing apoptosis, and arresting the cell cycle.
- Structural features of azurin allow interaction with multiple targets; p28 improves cellular uptake and sensitizes tumors to chemotherapy.
- Advanced delivery platforms (engineered bacteria, chimeric peptides, nanocarriers) enhance tumor targeting and therapeutic outcomes, with demonstrated low toxicity and efficacy in preclinical models and clinical trials against solid tumors and gliomas.
Conclusions:
- Azurin is a versatile anticancer agent with advantages over conventional therapies, enhanced by innovative delivery systems for improved precision and reduced toxicity.
- Further optimization, large-scale clinical validation, and long-term safety studies are necessary.
- Azurin and its derivatives represent a promising platform for cancer therapy, offering tumor specificity, low toxicity, and synergistic potential with various treatment modalities, especially when integrated with advanced delivery and genetic systems.
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