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Updated: May 24, 2026

Granulocyte-dependent Autoantibody-induced Skin Blistering
Published on: October 12, 2012
Urban legends: pemphigus vulgaris
N Cirillo1, E Cozzani, M Carrozzo
1Department of Oral and Dental Sciences, University of Bristol, Bristol, UK. n.cirillo@bristol.ac.uk
Pemphigus vulgaris (PV) involves complex autoantibody targets and keratinocyte damage via apoptolysis. While potentially life-threatening, new treatments like rituximab (RTX) show promise, though further research is needed.
Area of Science:
- Dermatology
- Immunology
- Autoimmune Diseases
Background:
- Pemphigus vulgaris (PV) is the most common pemphigus subtype.
- Its pathogenesis and treatment present ongoing challenges.
- Key controversial aspects require clarification for improved patient outcomes.
Purpose of the Study:
- To investigate five controversial topics in Pemphigus vulgaris.
- Clarify target antigens, pathophysiology, and mechanisms of acantholysis.
- Evaluate the current lethality and role of rituximab in PV treatment.
Main Methods:
- Extensive literature searches were conducted.
- Analysis focused on five specific controversial areas within PV research.
- Synthesis of findings to address debated aspects of the disease.
Main Results:
- PV involves diverse autoantibody targets beyond desmogleins, acting synergistically.
- Apoptolysis characterizes autoantibody-induced keratinocyte damage in PV.
- PV remains life-threatening due to treatment side effects; rituximab shows promise for recalcitrant cases.
Conclusions:
- PV pathogenesis is multifactorial, involving various autoantigens and apoptolysis.
- Rituximab (RTX) is a promising therapeutic option for severe PV.
- Further research, including randomized controlled trials, is needed to optimize RTX use and understand long-term effects.
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