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Related Concept Videos

Clinical Applications of Epidermal Stem Cells01:19

Clinical Applications of Epidermal Stem Cells

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Epidermal stem cells (EpiSCs) are mainly located at the basal layer of the epidermis. These cells repair minor injuries of the skin and replace dead skin cells. However, EpiSCs’ cannot heal severe wounds such as major burns or those from diabetes or hereditary disorders. In such cases, culturing the epidermal stem cells from the patient is possible and has yielded successful treatment options, such as laboratory-grown skin grafts. These grafts are synthesized using a patient’s own...
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Phases of Wound Repair01:28

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Following injury, the integrity of the injured tissues must be reestablished. For example, in skin tissue, wound repair involves coordination among resident skin cells, blood mononuclear cells, extracellular matrix, growth factors, and cytokines to complete the healing cascade.
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Burn injuries occur when the skin and underlying tissues are damaged due to exposure to heat, electricity, chemicals, radiation, or friction. They can vary in severity, from minor superficial burns to severe deep burns that can be life-threatening.
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Overview of Regeneration and Repair01:19

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Regeneration and repair processes are critical in healing damages caused by injury, disease, and aging. In regeneration, the damaged tissue is entirely replaced with new growth that restores the original architecture and function. In contrast, tissue repair usually results in a fixed tissue architecture involving scar formation. Scars generally do not reestablish tissue function and may also exhibit structural abnormalities at the injury site.
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Updated: Feb 28, 2026

Creation and Transplantation of an Adipose-derived Stem Cell ASC Sheet in a Diabetic Wound-healing Model
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Local ADSC Delivery Methods Accelerate Healing of Large Unburned Full-Thickness Skin Defects by Promoting an Optimal

Semra Gürünlüoğlu1, Basri Satılmış2, Mehmet Gül3

  • 1Department of Pathology, Faculty of Medicine, Inonu University, Malatya 44280, Turkey.

Biomolecules
|February 27, 2026
PubMed
Summary
This summary is machine-generated.

Adipose-derived stem cells (ADSCs) show promise in accelerating wound healing. Local ADSC application improved the wound microenvironment and led to complete closure in a large skin defect model.

Keywords:
acellular dermal matrixadipose-derived stem cellsfull-thickness skin defectwound healingwound microenvironment

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Area of Science:

  • Regenerative Medicine
  • Tissue Engineering
  • Wound Healing Research

Background:

  • Developing effective treatments for large skin defects is crucial.
  • Adipose-derived stem cells (ADSCs) possess high self-renewal and differentiation capabilities.
  • Investigating ADSC delivery methods for wound healing is an active area of research.

Purpose of the Study:

  • To establish and utilize an experimental model for large, full-thickness skin defects.
  • To evaluate the impact of ADSCs on wound healing and the wound microenvironment.
  • To compare two distinct local ADSC application methods.

Main Methods:

  • Created a large full-thickness skin defect model (approx. 30% TBSA) in rats.
  • Groups included: ADSC injection, ADSC-seeded acellular dermal matrix (ADM), ADM alone, saline injection, and untreated control.
  • Assessed wound healing and microenvironment parameters macroscopically, microscopically, and quantitatively.

Main Results:

  • ADSC-treated groups exhibited the most favorable healing outcomes.
  • Improved wound microenvironment observed from day 14 in ADSC groups.
  • Complete wound closure achieved by day 32 only in the subdermal ADSC injection group.

Conclusions:

  • Local application of ADSCs can accelerate wound healing.
  • ADSCs favorably modulate the wound microenvironment.
  • Subdermal ADSC injection demonstrated efficacy in a large skin defect model.