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Adhesion molecule mapping in normal human skin.

U Konter1, I Kellner, E Klein

  • 1Department of Dermatology, University of Kiel, Federal Republic of Germany.

Archives of Dermatological Research
|January 1, 1989
PubMed
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This study maps adhesion molecule expression in normal human skin, revealing consistent patterns in skin cells and the immune infiltrate. It also shows intercellular adhesion molecule-1 is not essential for lymphocyte skin migration.

Area of Science:

  • Cellular and Molecular Biology
  • Dermatology
  • Immunology

Background:

  • Adhesion molecules mediate crucial cell-cell and cell-matrix interactions.
  • Their roles in tissue homeostasis, migration, and differentiation are increasingly recognized.
  • Understanding their expression in normal skin is vital for disease research.

Purpose of the Study:

  • To analyze the expression patterns of integrin and immunoglobulin superfamily adhesion molecules in normal human skin.
  • To investigate the distribution of these molecules in various cutaneous cell types and the skin's mononuclear infiltrate.
  • To re-evaluate the role of intercellular adhesion molecule-1 in lymphocyte epidermotropism.

Main Methods:

  • Immunohistochemical analysis of normal human skin.

Related Experiment Videos

  • Detection of various adhesion molecules, including integrins and immunoglobulin superfamily members.
  • Examination of expression in keratinocytes, fibroblasts, endothelial cells, and immune cells.

    • Main Results:

    • Adhesion molecule expression shows a constant distribution across different skin cell systems.
    • The skin's natural mononuclear infiltrate expresses adhesion molecules facilitating migration and residence.
    • Intercellular adhesion molecule-1 expression is not a prerequisite for lymphocyte epidermotropism.

    Conclusions:

    • Established a baseline for adhesion molecule expression in healthy human skin.
    • Provided evidence for the functional capacity of the skin's immune cell infiltrate.
    • Challenged the established role of intercellular adhesion molecule-1 in lymphocyte skin homing, suggesting alternative mechanisms.