Wound Healing Mechanisms and Management Strategies
Summary
Wound healing is a dynamic, multi-phase process that restores tissue integrity after injury. It unfolds in overlapping stages: haemostasis, inflammation, proliferation and remodelling. Haemostasis is initiated by vascular constriction and platelet aggregation to limit blood loss. In the inflammatory phase, neutrophils and macrophages clear debris and orchestrate cytokine-driven signalling. The proliferative phase sees fibroblast-mediated extracellular matrix deposition, angiogenesis to re-establish perfusion and reepithelialization by keratinocyte migration. Finally, in remodelling, collagen is reorganised and tensile strength is gradually restored, often leaving scar tissue of lesser mechanical resilience than uninjured skin.
Management strategies range from traditional dressings and debridement to advanced biomaterials and molecular therapies. Modern approaches include bioadhesive and auxetic patches that conform to tissue mechanics while delivering cells or growth factors. Small-molecule modulators target signalling pathways such as Wnt/β-catenin to enhance angiogenesis in diabetic ulcers. Tissue-engineered scaffolds, hydrogels and extracellular vesicle carriers support cell survival and controlled release of therapeutics. A holistic strategy integrates infection control, moisture balance and mechanical support to optimise healing across diverse patient populations.
Research from Nature Portfolio
Novel bioadhesive patches have been engineered to bond instantly to wet tissues with adhesion strengths surpassing clinical fibrin glues. These ultra-elastic, void-filling materials employ anisotropic and auxetic designs to accommodate organ motion and deliver regenerative cues. Coating patches with stem-cell-derived extracellular vesicles has demonstrated robust in vivo wound closure without foreign-body reactions or the need for removal. Complementary research on cutaneous stem cell populations has revealed distinct molecular signatures governing proliferation, migration and differentiation during epidermal repair. Lineage tracing highlights how quiescent stem cells activate to replenish depleted progenitors, elucidating targets for enhancing regenerative capacity in chronic wounds. Investigations into transcriptional regulators have identified FOXM1 as a pivotal driver of immune cell recruitment; its inhibition in diabetic models impairs neutrophil and macrophage influx, underscoring the importance of finely tuned inflammatory responses for successful healing.
Wound Healing Mechanisms and Management Strategies publication trend
The graph below shows the total number of articles in wound healing mechanisms and management strategies across all publications each year (not limited to Nature Index journals).
Technical terms
Haemostasis: The immediate response to vascular injury involving clot formation to prevent blood loss.
Angiogenesis: The growth of new blood vessels from pre-existing vasculature to restore perfusion in healing tissue.
Reepithelialization: The migration and proliferation of keratinocytes across a wound bed to re-establish the epidermal barrier.
Auxetic: A material property characterised by lateral expansion under tensile stress, enabling conformability to dynamic tissues.
Bioadhesive patch: A polymer-based device designed to adhere to biological surfaces and deliver cells, factors or drugs directly to a wound.
Wnt/β-catenin signalling: A molecular pathway that regulates cell proliferation, differentiation and angiogenesis during tissue repair.
References
- Instantly adhesive and ultra-elastic patches for dynamic organ and wound repair. Nature Communications (2024).
- Defining stem cell dynamics and migration during wound healing in mouse skin epidermis. Nature Communications (2017).
- Deregulated immune cell recruitment orchestrated by FOXM1 impairs human diabetic wound healing. Nature Communications (2020).
- Inhibiting the cytosolic function of CXXC5 accelerates diabetic wound healing by enhancing angiogenesis and skin repair. Experimental & Molecular Medicine (2023).
- Targeting Grancalcin Accelerates Wound Healing by Improving Angiogenesis in Diabetes. Advanced Science (2024).
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