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Testing Targeted Therapies in Cancer using Structural DNA Alteration Analysis and Patient-Derived Xenografts
Published on: July 25, 2020
Cancer/testis antigens as molecular drug targets using network pharmacology
Anuj Kumar1, Drista Sharma2, M L Aggarwal3
1Shriram Institute for Industrial Research, 19, University Road Delhi, Delhi, 110 007, India. anuj.ahar@gmail.com.
Abstract:
Present chemotherapeutic drugs have limited efficacy and severe side effects. Considering the complexity of cancer, an effective strategy is necessary to discover multiple new drug targets. Cancer/testis antigens are vital for cancer cell progression. We have performed a computational network analysis of cancer/testis antigens and assessed these antigens as drug targets. During this analysis, protein interaction network of 700 human CT antigens was investigated. CT antigen network consisted of eight independent components. Four major hubs and two minor hubs were identified that play nodal role in the flow of information across the largest network. We have predicted 30 potential drug targets by analysing several topological parameters such as betweenness centrality, cluster coefficient and probable protein complexes. Structural and functional roles of potential drug targets have also been anatomized. Analysis of the CT antigen network enables us to pinpoint a set of candidate proteins that if targeted could be detrimental for cancerous cell without affecting any normal cell. The list of putative proteins is a starting point for experimental validation and may help further in the discovery of new anticancer drug targets.
Insights
Computational network analysis identified 30 potential anticancer drug targets from cancer/testis antigens. These targets could selectively harm cancer cells, offering a promising avenue for new cancer therapies.
Area of Science:
- Oncology
- Bioinformatics
- Computational Biology
Background:
- Current chemotherapies exhibit limited efficacy and significant side effects.
- Discovering novel drug targets is crucial for effective cancer treatment strategies.
- Cancer/testis antigens play a critical role in cancer cell progression.
Purpose of the Study:
- To perform a computational network analysis of cancer/testis antigens (CT antigens).
- To identify and assess CT antigens as potential drug targets for cancer therapy.
- To predict novel protein targets that are essential for cancer cell survival.
Main Methods:
- Investigated the protein interaction network of 700 human CT antigens.
- Analyzed network topology using parameters like betweenness centrality and cluster coefficient.
- Identified key hub proteins and predicted potential drug targets based on network analysis.
Main Results:
- The CT antigen network comprised eight independent components.
- Identified four major and two minor hub proteins critical for information flow.
- Predicted 30 potential drug targets with significant roles in cancer progression.
Conclusions:
- The identified CT antigen network analysis provides a list of candidate proteins for targeted cancer therapy.
- These potential targets are predicted to be detrimental to cancer cells while sparing normal cells.
- The findings serve as a foundation for experimental validation and the discovery of new anticancer drugs.
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