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Autoimmune Disorders

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Autoimmune diseases are a group of disorders in which the body's immune system mistakenly attacks its own cells, tissues, and organs. This results from an overactive immune response against substances and tissues normally present in the body. Let's delve into the concept and mechanism of autoimmune diseases from an immune system point of view, explore different causes and examples of such diseases, and discuss potential solutions.
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Related Experiment Video

Updated: Apr 17, 2026

Author Spotlight: Advancements in Nanoparticle Technology for Drug Delivery and Immunotherapy

Author Spotlight: Advancements in Nanoparticle Technology for Drug Delivery and Immunotherapy

Published on: November 10, 2023

Nanoparticle-based autoimmune disease therapy.

Pau Serra¹, Pere Santamaria²

¹Institut D'Investigacions Biomediques August Pi i Sunyer, Barcelona 08036, Spain.

Clinical Immunology (Orlando, Fla.)

|February 24, 2015

Summary

This summary is machine-generated.

Nanotechnology offers novel strategies to enhance regulatory T-cells (Tregs) for treating autoimmune diseases. These approaches aim to restore immune balance by expanding specific Tregs or suppressing harmful immune responses.

Keywords:

Autoimmunity Immunotherapy Nanomaterials Nanotechnology Nanovaccines Regulatory T-cells

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Whole-animal Imaging and Flow Cytometric Techniques for Analysis of Antigen-specific CD8+ T Cell Responses after Nanoparticle Vaccination

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Published on: April 29, 2015

Area of Science:

Immunology and Nanomedicine

Background:

Autoimmune diseases involve pathogenic inflammation and impaired immune homeostasis, often linked to reduced regulatory T-cell (Treg) numbers or function.
Current Treg-based therapies for autoimmunity face challenges including lack of specificity and instability of expanded Treg cells.

Purpose of the Study:

To review nanotechnology-based strategies for promoting immune tolerance in autoimmune conditions.
To explore how nanotechnology can overcome limitations of current Treg-based immunotherapies.

Main Methods:

Review of existing literature on nanotechnology applications in immunotherapy for autoimmunity.
Analysis of mechanisms including antigen-presenting cell suppression, antigen-specific T-cell deletion, and Treg expansion.

Main Results:

Nanotechnology enables diverse approaches to modulate immune responses for treating autoimmunity.
Strategies focus on enhancing Treg function and specificity, and controlling inflammatory pathways.

Conclusions:

Nanotechnology-based approaches hold significant promise for developing effective and specific immunotherapies for autoimmune diseases.
These strategies aim to restore immune tolerance by precisely targeting immune cells and pathways involved in autoimmunity.