VISTA: bridging gaps in cancer immunotherapy
Aida Khademolhosseini1, Mina Roshan Zamir1, Ali Moazzeni2
1Shiraz Institute for Cancer ResearchSchool of Medicine, Shiraz University of Medical Sciences, Shiraz, Iran.
Discover Oncology
|February 10, 2026
Summary
V-domain immunoglobulin suppressor of T cell activation (VISTA) is a key immune checkpoint in the tumor microenvironment. Understanding VISTA
Area of Science:
- Immunology
- Oncology
- Cancer Research
Background:
- The tumor microenvironment (TME) involves complex interactions between immune cells, stromal components, and tumor cells.
- Immune checkpoint molecules, such as CTLA-4, PD-1, and PD-L1, are crucial regulators of anti-tumor immunity and are targets for cancer therapy.
- V-domain immunoglobulin suppressor of T cell activation (VISTA) is a negative immune regulator expressed on various immune cells, influencing T cell function and cancer prognosis.
Purpose of the Study:
- To review the structure, ligands, and role of VISTA within the TME.
- To discuss VISTA expression on immune cells and its prognostic significance in cancer.
- To explore VISTA's involvement in cancer immunotherapy, tumor resistance, and current clinical trials.
Main Methods:
- Literature review of VISTA's function and expression in cancer.
- Analysis of VISTA's role in immune regulation within the TME.
- Examination of VISTA's impact on cancer prognosis and therapeutic strategies.
Main Results:
- VISTA is a significant immune checkpoint molecule expressed on immune cells within the TME.
- VISTA plays a critical role in modulating T cell responses and has prognostic implications in various cancers.
- Targeting VISTA holds promise for enhancing cancer immunotherapy and overcoming tumor resistance.
Conclusions:
- VISTA is a crucial regulator of immune responses in the tumor microenvironment.
- Understanding VISTA's function is essential for developing novel cancer immunotherapies.
- Further research into VISTA is warranted to explore its therapeutic potential and clinical applications.
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