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Spatial and Functional Roles of Syndecans in Skin Wound Healing
Eunhye Park1, Han-Gyeol Kim1, Yowon Un1
1Department of Life Sciences, Ewha Womans University, 52, Ewhayeodae-Gil, Seodaemoon-Gu, Seoul 03760, Republic of Korea.
International Journal of Molecular Sciences
|November 13, 2025
Summary
Syndecans (SDCs) are key regulators in skin wound healing, coordinating cell activities and tissue repair. Understanding their spatial roles offers new avenues for regenerative medicine.
Area of Science:
- Biochemistry and Molecular Biology
- Dermatology
- Regenerative Medicine
Background:
- Wound healing is a dynamic biological process involving distinct phases: hemostasis, inflammation, proliferation, and remodeling.
- Syndecans (SDCs), transmembrane heparan sulfate proteoglycans, act as crucial co-receptors, mediating cell signaling and extracellular matrix interactions.
- SDC-1 and SDC-4 are identified as pivotal regulators in skin wound repair, influencing cellular behaviors and tissue regeneration.
Purpose of the Study:
- To review the spatial regulation of syndecans during skin wound healing.
- To elucidate the roles of SDCs in epidermal and dermal repair processes.
- To highlight SDC involvement in modulating intracellular signaling pathways and the wound microenvironment.
Main Methods:
- Literature review focusing on syndecan expression and function in skin wound healing models.
- Analysis of studies detailing the spatial and temporal expression patterns of SDCs in various cell types within the wound context.
- Synthesis of current knowledge on SDC-mediated signaling and their impact on extracellular matrix remodeling.
Main Results:
- SDCs exhibit specific spatial and temporal expression patterns across epithelial cells, fibroblasts, and immune cells during wound healing.
- SDC-1 and SDC-4 play critical roles in coordinating cell adhesion, migration, proliferation, and angiogenesis essential for tissue repair.
- The spatial distribution of SDCs influences intracellular signaling cascades and the composition of the wound microenvironment, impacting regenerative outcomes.
Conclusions:
- Syndecans are central regulators of skin wound healing, orchestrating complex cellular and molecular events.
- Targeting syndecan function presents a promising strategy for advancing regenerative medicine approaches for skin repair.
- Further research into the spatial dynamics of SDCs can unlock novel therapeutic interventions for wound management.
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