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Updated: Jul 15, 2026
08:40
Preparation of Tumor Antigen-loaded Mature Dendritic Cells for Immunotherapy
Published on: August 1, 2013
Aging and the dendritic cell system: implications for cancer
Michael R Shurin1, Galina V Shurin, Gurkamal S Chatta
1University of Pittsburgh Cancer Institute, Department of Pathology, University of Pittsburgh Medical Center, Pittsburgh, PA, USA. shurinmr@upmc.edu
Critical Reviews in Oncology/Hematology
|April 21, 2007
Summary
Aging impairs immune responses, potentially due to dendritic cell (DC) dysfunction. This review examines DC alterations in aging and their link to reduced antitumor immunity in the elderly.
Area of Science:
- Immunology
- Gerontology
- Oncology
Background:
- Immune system responsiveness declines with age and in cancer.
- Aging affects immune cell development and function, impacting T and B cell responses.
- Dendritic cells (DCs) are crucial for immune regulation, antigen presentation, and cytokine production.
Purpose of the Study:
- To review quantitative and qualitative changes in dendritic cells (DCs) during aging.
- To investigate the role of the dendritic cell system in age-related decline of antitumor immunity.
- To reconcile conflicting findings on DC function in the elderly.
Main Methods:
- Review of human and experimental animal data on dendritic cells (DCs) in aging.
- Analysis of molecular and cell biology advances in dendritic cell (DC) populations.
- Synthesis of existing literature on DC alterations and their functional consequences.
Main Results:
- Studies on dendritic cells (DCs) in the elderly yield conflicting results regarding their function.
- Dendritic cells (DCs) are hypothesized to be directly involved in age-related changes in antitumor immunity.
- Alterations in dendritic cells (DCs) may contribute to the increased cancer incidence in older individuals.
Conclusions:
- Dendritic cell (DC) dysfunction is a plausible factor in diminished immune surveillance against tumors in aging.
- Further research is needed to clarify the precise role of dendritic cells (DCs) in age-related cancer susceptibility.
- Understanding dendritic cell (DC) aging is critical for developing effective cancer immunotherapies for the elderly.
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