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Updated: May 16, 2026

Testing Targeted Therapies in Cancer using Structural DNA Alteration Analysis and Patient-Derived Xenografts
Published on: July 25, 2020
Cancer testis antigens: A new paradigm for cancer therapy
Anil Suri1, Shikha Saini, Abhilasha Sinha
1Cancer Microarray; Genes and Proteins Laboratory; National Institute of Immunology; New Delhi, India.
Abstract:
Cancer immunotherapy is a promising field with limited success, also due to lack of tumor-specific targets. In our attempt of exploring novel biomarkers and immunotherapeutic targets against cancer, we have discovered a novel cancer testis antigen, SPAG9, in cancers of different histological origin and demonstrated its potential role in oncogenesis.
Insights
Researchers discovered SPAG9, a novel cancer-testis antigen, as a potential new target for cancer immunotherapy. This finding could improve treatments by identifying specific tumor markers for various cancer types.
Area of Science:
- Oncology
- Immunology
- Molecular Biology
Background:
- Cancer immunotherapy shows promise but is limited by the lack of tumor-specific targets.
- Identifying novel biomarkers is crucial for advancing cancer treatment strategies.
Purpose of the Study:
- To explore novel biomarkers and immunotherapeutic targets against cancer.
- To investigate the role of SPAG9 as a potential cancer-testis antigen and oncogenic factor.
Main Methods:
- Exploration of novel biomarkers.
- Identification and characterization of SPAG9.
- Assessment of SPAG9's role in oncogenesis across different cancer types.
Main Results:
- Discovery of a novel cancer-testis antigen, SPAG9.
- SPAG9 was identified in cancers of diverse histological origins.
- Demonstrated the potential role of SPAG9 in the process of oncogenesis.
Conclusions:
- SPAG9 represents a novel cancer-testis antigen with potential as a tumor-specific target.
- The discovery of SPAG9 opens new avenues for cancer immunotherapy development.
- SPAG9 may play a significant role in the oncogenesis of various cancers.
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