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Skin Diseases and Disorders

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Skin is the first line of defense and encounters a variety of microbes. Some pathogenic strains are often the cause of a broad range of infections of the skin and other body systems. These conditions can affect people of all ages and may have different causes, including genetic factors, infections, autoimmune reactions, environmental factors, and lifestyle choices.
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Updated: Jul 3, 2026

Granulocyte-dependent Autoantibody-induced Skin Blistering

Granulocyte-dependent Autoantibody-induced Skin Blistering

Published on: October 12, 2012

Complement and cutaneous autoimmune blistering diseases.

Elizabeth Lessey¹, Ning Li, Luis Diaz

¹Department of Dermatology, University of North Carolina, Chapel Hill, NC 27599, USA.

Immunologic Research

|July 22, 2008

Summary

Autoimmune blistering diseases involve autoantibodies attacking skin proteins, leading to blisters. The complement system plays a key role in blister formation, offering new therapeutic targets for these skin disorders.

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Area of Science:

Immunodermatology
Complement system biology
Autoimmune diseases

Background:

Cutaneous autoimmune blistering diseases cause skin injury and fluid buildup.
Autoantibodies targeting skin antigens initiate organ-specific damage.
Pemphigus and pemphigoid are characterized by autoantibodies against adhesion molecules.

Purpose of the Study:

To review the role of the complement system in skin blister formation.
To explore the contribution of different complement pathways to disease pathology.
To identify potential therapeutic strategies targeting the complement system.

Main Methods:

Literature review of current knowledge on complement activation in blistering diseases.
Analysis of pathogenic complement cascades and their contribution to blister formation.
Synthesis of findings on complement component detection in lesional skin and blister fluids.

Main Results:

Complement activation is a common feature in cutaneous blistering diseases.
Specific complement components are detectable in affected skin and blister fluids.
Understanding complement pathways provides insights into disease mechanisms.

Conclusions:

The complement system is integral to the pathogenesis of autoimmune blistering diseases.
Characterizing complement activation pathways can reveal disease pathology.
Targeting the complement system may lead to improved therapeutic strategies for potentially fatal skin disorders.