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Updated: Jul 5, 2025

Analysis of Human T Cell Activity in an Allogeneic Co-Culture Setting of Pre-Treated Tumor Cells
Published on: March 7, 2025
TP53 to mediate immune escape in tumor microenvironment: an overview of the research progress
Kai-Li Zhu1, Fei Su1,2, Jing-Ru Yang1,2
1The First Clinical Medical College of Lanzhou University, Lanzhou, 730000, Gansu, People's Republic of China.
Abstract:
Increasing evidence suggests that key cancer-causing driver genes continue to exert a sustained influence on the tumor microenvironment (TME), highlighting the importance of immunotherapeutic targeting of gene mutations in governing tumor progression. TP53 is a prominent tumor suppressor that encodes the p53 protein, which controls the initiation and progression of different tumor types. Wild-type p53 maintains cell homeostasis and genomic instability through complex pathways, and mutant p53 (Mut p53) promotes tumor occurrence and development by regulating the TME. To date, it has been wildly considered that TP53 is able to mediate tumor immune escape. Herein, we summarized the relationship between TP53 gene and tumors, discussed the mechanism of Mut p53 mediated tumor immune escape, and summarized the progress of applying p53 protein in immunotherapy. This study will provide a basic basis for further exploration of therapeutic strategies targeting p53 protein.
Insights
The TP53 gene, encoding the p53 protein, plays a crucial role in cancer development and immune escape. Understanding mutant p53
Area of Science:
- Oncology
- Immunology
- Genetics
Background:
- The TP53 gene is a critical tumor suppressor, with its protein product, p53, regulating cell homeostasis and genomic stability.
- Mutant p53 (Mut p53) actively promotes tumor development by influencing the tumor microenvironment (TME).
- TP53 mutations are increasingly recognized for their role in mediating tumor immune escape.
Purpose of the Study:
- To review the multifaceted relationship between the TP53 gene and various tumor types.
- To elucidate the mechanisms by which Mut p53 drives tumor immune escape.
- To summarize current advancements in p53-targeted cancer immunotherapy.
Main Methods:
- Literature review and synthesis of existing research on TP53 gene function in cancer.
- Analysis of molecular pathways linking mutant p53 to the tumor microenvironment.
- Compilation of data on immunotherapeutic strategies targeting p53.
Main Results:
- TP53 mutations are implicated in promoting tumor initiation, progression, and immune evasion.
- Mutant p53 actively remodels the TME to facilitate tumor growth and suppress anti-tumor immunity.
- Emerging immunotherapies aim to restore p53 function or target p53-driven pathways.
Conclusions:
- The TP53 gene and its mutant forms are central to cancer progression and immune escape.
- Targeting mutant p53 offers a promising avenue for novel cancer immunotherapies.
- Further research into p53-based therapeutic strategies is warranted.
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