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Updated: Nov 18, 2025

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MDSCs, ageing and inflammageing.

Graham Pawelec1, Emilie Picard2, Valquiria Bueno3

  • 1Department of Immunology, University of Tübingen, Tübingen, Germany; Health Sciences North Research Institute, Sudbury, Ontario, Canada.

Cellular Immunology
|February 7, 2021
PubMed
Summary
This summary is machine-generated.

Distinguishing age-related immune changes from pathology is difficult, especially for myeloid-derived suppressor cells (MDSCs). Research in humans must consider both aging and disease contexts for MDSCs.

Keywords:
Age-associated diseasesHealthy ageingImmunosenescenceInflammageingMyeloid-derived suppressor cells

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Area of Science:

  • Immunology
  • Gerontology
  • Cell Biology

Background:

  • Distinguishing age-related immune system changes from pathology is challenging.
  • Older adults exhibit altered hematopoiesis with a myelopoietic bias.
  • "Inflammageing" in older adults, worsened by disease, promotes MDSC induction.

Purpose of the Study:

  • To provide an overview of the current literature on myeloid-derived suppressor cells (MDSCs) and aging in humans.
  • To highlight the complexities in studying MDSCs in the context of aging and disease.

Main Methods:

  • Literature review of studies on MDSCs and aging in humans.
  • Analysis of hematopoiesis and inflammageing in older adults.

Main Results:

  • Hematopoiesis in older adults shows a bias towards myelopoiesis.
  • Inflammageing exacerbates disease and contributes to MDSC induction.
  • MDSC investigation in humans is intrinsically linked to aging and disease states.

Conclusions:

  • Studying MDSCs in humans requires considering both aging and disease.
  • Age-related immune changes and pathology are intertwined, particularly concerning MDSCs.
  • Further research is needed to elucidate the specific roles of MDSCs in human aging and disease progression.