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Related Concept Videos

Peripheral Artery Disease I: Introduction01:30

Peripheral Artery Disease I: Introduction

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Peripheral artery disease (PAD) predominantly results from atherosclerosis, which involves the accumulation of fatty deposits, or plaques, within the walls of arteries. This causes them to narrow and harden, significantly reducing blood flow. PAD predominantly affects the legs, particularly the arteries supplying the thighs and calves. In rare cases, it may involve other arteries, including those in the arms.Etiology of PAD:The principal cause of PAD is atherosclerosis, which results from fatty...
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The Peripheral Nervous System (PNS) is a crucial component of the body's neural network, extending beyond the central nervous system (CNS) to bridge the gap between the CNS and the external environment. It encompasses nerves, ganglia, and sensory receptors.
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Nervous tissue is a vital component of the human body's communication system, enabling us to perceive and respond to stimuli. However, like all other tissues, it is vulnerable to disorders and diseases that can significantly impact our neurological functioning.
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In the CNS, neurogenesis, the birth of new neurons from stem cells, is limited to the hippocampus in adults. In other regions of the brain and spinal cord, neurogenesis is almost non-existent due to inhibitory influences from neuroglia, especially oligodendrocytes, and the absence of growth-stimulating cues. The myelin produced by oligodendrocytes in the CNS inhibits neuronal regeneration. Furthermore, astrocytes proliferate rapidly after neuronal damage, forming scar tissue that physically...
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Related Experiment Video

Updated: Dec 26, 2025

Improved 3D Hydrogel Cultures of Primary Glial Cells for In Vitro Modelling of Neuroinflammation
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Peripheral inflammation in neurodegeneration.

Ulrike Träger1, Sarah J Tabrizi

  • 1Department of Neurodegenerative Disease, UCL Institute of Neurology, Queen Square, London, WC1N 3BG, UK.

Journal of Molecular Medicine (Berlin, Germany)
|April 3, 2013
PubMed
Summary

Peripheral inflammation significantly impacts neurodegenerative diseases, influencing progression and brain pathology. Blood immune cells offer accessible biomarkers and models for studying central nervous system immune responses.

Area of Science:

  • Neuroscience
  • Immunology

Background:

  • Neuroinflammation is a key feature of neurodegenerative diseases.
  • Immune dysfunction outside the central nervous system (CNS) is increasingly recognized in these conditions.

Purpose of the Study:

  • To highlight the role of peripheral inflammation in neurodegenerative disease progression.
  • To emphasize the potential of peripheral immune cells as biomarkers and models for CNS immune cells.

Main Methods:

  • Review of current literature on neuroinflammation and peripheral immune responses in neurodegeneration.

Main Results:

  • Peripheral inflammation modulates disease progression and neuropathology.
  • Peripheral immune cells and markers are accessible for study.

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Isolation of Cortical Microglia with Preserved Immunophenotype and Functionality From Murine Neonates
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Related Experiment Videos

Last Updated: Dec 26, 2025

Improved 3D Hydrogel Cultures of Primary Glial Cells for In Vitro Modelling of Neuroinflammation
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Improved 3D Hydrogel Cultures of Primary Glial Cells for In Vitro Modelling of Neuroinflammation

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Bioluminescence Imaging of Neuroinflammation in Transgenic Mice After Peripheral Inoculation of Alpha-Synuclein Fibrils
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Conclusions:

  • Peripheral inflammation is a targetable aspect of neurodegenerative diseases.
  • Blood immune cells serve as valuable biomarkers and models for CNS immune cells.