Wound Healing Overview

Principles

Definition

Wound healing is a fundamental biological process and a major research area investigating the complex cellular and molecular mechanisms by which damaged tissues restore structural and functional integrity through overlapping phases of inflammation, proliferation, and remodeling. This field is critical for understanding tissue repair, regeneration, and developing strategies for therapeutic intervention.

Ontological type

Core Mechanisms

Healing Phases

Therapeutic Strategies

Key developments

Key Figures

Mechanical-ECM Foundations era

Erkki Ruoslahti [1] is associated with University of California, San Diego [3] and California Institute of Technology [4] in the Mechanical-ECM Foundations era. His key contribution, Binding of soluble form of fibroblast surface protein, fibronectin, to collagen [7], demonstrated how ECM components interact and laid groundwork for assays linking matrix composition to tensile strength in wound healing. Thomas A. Mustoe [2] is associated with Harvard University [5] and Washington University in St. Louis [6], and authored Accelerated Healing of Incisional Wounds in Rats Induced by Transforming Growth Factor-β [8]. Mustoe [2] further showed that Transforming Growth Factor-β–driven repair accelerates healing, establishing growth-factor–mediated remodeling as a central theme in this era.

Signaling Driven Regeneration era

Edward E. Tredget [1] is a leading wound-healing researcher associated with the University of Chicago [3] and McMaster University [4] during the Signaling Driven Regeneration era (1990–2009). His key contribution, shown in Mesenchymal Stem Cells Enhance Wound Healing Through Differentiation and Angiogenesis [7], is that mesenchymal stem cells differentiate and promote angiogenesis, offering a cell-based mechanism to coordinate angiogenesis and matrix remodeling that underpins signaling-driven regeneration. Paul G. Scott [2] is a prominent figure whose work intersects with the University of Manchester [5] and the University of Alberta [6] during this era. In the same 2007 paper Mesenchymal Stem Cells Enhance Wound Healing Through Differentiation and Angiogenesis [7], Scott's contributions helped demonstrate MSC-driven differentiation and angiogenesis as central to wound repair, reinforcing the era's emphasis on paracrine signaling, growth factors, and matrix remodeling.

Immunomodulatory Biomaterials era

Baolin Guo [1] is associated with Air Force Medical University [3] and Chinese Academy of Medical Sciences & Peking Union Medical College [4] during the Immunomodulatory Biomaterials era. His contributions include antibacterial anti-oxidant electroactive injectable hydrogel as self-healing wound dressing with hemostasis and adhesiveness [7], antibacterial adhesive injectable hydrogels with rapid self-healing, extensibility and compressibility as wound dressing for joints skin wound healing [8], and Adhesive Hemostatic Conducting Injectable Composite Hydrogels with Sustained Drug Release and Photothermal Antibacterial Activity to Promote Full‐Thickness Skin Regeneration During Wound Healing [9], illustrating how multifunctional, responsive dressings can modulate inflammation and promote tissue regeneration in this era. X. Peter [2] is associated with Johns Hopkins University [5] and Universität Hamburg [6] during this era. His contributions include co-developing the antibacterial anti-oxidant electroactive hydrogel [7], antibacterial adhesive injectable hydrogels [8], and Adhesive Hemostatic Conducting Injectable Composite Hydrogels with Sustained Drug Release and Photothermal Antibacterial Activity to Promote Full‐Thickness Skin Regeneration During Wound Healing [9], highlighting how conductive, antimicrobial, and immunomodulatory features supported inflammation resolution and regenerative remodeling in wound healing.