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Updated: May 23, 2026

Advances in Human Induced Pluripotent Stem Cell-Derived Chimeric Antigen Receptor-Expressing Natural Killer Cells
Published on: February 14, 2025
Targeting natural killer cells and natural killer T cells in cancer
Eric Vivier1, Sophie Ugolini, Didier Blaise
1Centre d'Immunologie de Marseille-Luminy, Université d'Aix-Marseille, Marseille, France. vivier@ciml.univ-mrs.fr
Abstract:
Natural killer (NK) cells and natural killer T (NKT) cells are subsets of lymphocytes that share some phenotypical and functional similarities. Both cell types can rapidly respond to the presence of tumour cells and participate in antitumour immune responses. This has prompted interest in the development of innovative cancer therapies that are based on the manipulation of NK and NKT cells. Recent studies have highlighted how the immune reactivity of NK and NKT cells is shaped by the environment in which they develop. The rational use of these cells in cancer immunotherapies awaits a better understanding of their effector functions, migratory patterns and survival properties in humans.
Insights
Natural killer (NK) and natural killer T (NKT) cells show promise for cancer immunotherapy due to their rapid anti-tumour responses. Further research into their functions and behaviour is crucial for developing effective cell-based cancer treatments.
Area of Science:
- Immunology
- Cancer Biology
- Cell Therapy
Background:
- Natural killer (NK) cells and natural killer T (NKT) cells are lymphocytes with shared similarities.
- Both NK and NKT cells exhibit rapid responses to tumour cells, contributing to anti-tumour immunity.
- Their potential in cancer immunotherapy has spurred research into manipulating these cells.
Purpose of the Study:
- To explore the potential of NK and NKT cells in innovative cancer therapies.
- To understand how the developmental environment influences NK and NKT cell reactivity.
- To identify key factors for the rational application of these cells in human cancer immunotherapy.
Main Methods:
- Review of recent studies on NK and NKT cell biology.
- Analysis of factors influencing immune cell development and function.
- Investigation of effector functions, migration, and survival properties.
Main Results:
- NK and NKT cells possess inherent anti-tumour capabilities.
- The microenvironment significantly shapes the immune reactivity of NK and NKT cells.
- Understanding their specific functions and behaviours is critical for therapeutic development.
Conclusions:
- NK and NKT cells represent promising candidates for cancer immunotherapy.
- Further elucidation of their effector functions, migration, and survival is necessary.
- Optimizing the use of NK and NKT cells requires a deeper understanding of their in vivo behaviour.
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