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Related Experiment Video

Updated: May 7, 2026

Human Ex vivo Wound Model and Whole-Mount Staining Approach to Accurately Evaluate Skin Repair
07:32

Human Ex vivo Wound Model and Whole-Mount Staining Approach to Accurately Evaluate Skin Repair

Published on: February 17, 2021

Human ex vivo wound healing model.

Olivera Stojadinovic1, Marjana Tomic-Canic

  • 1Wound Healing and Regenerative Medicine Research Program, Department of Dermatology and Cutaneous Surgery, University of Miami Miller Medical School, Miami, FL, USA.

Methods in Molecular Biology (Clifton, N.J.)
|September 14, 2013
PubMed
Summary

This study describes a detailed ex vivo model to study wound healing in human skin. Scientists use this model to observe how epithelial cells regenerate after injury. The model allows for controlled experiments using human skin explants. Researchers monitor wound closure using imaging techniques. The findings suggest that the model is useful for studying epithelization. The protocol provides step-by-step instructions for wound creation and analysis. The model supports reproducible research in wound healing. This approach may help improve understanding of skin regeneration processes.

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Area of Science:

  • Tissue engineering
  • Dermatological research
  • Regenerative medicine

Background:

Wound healing involves multiple stages that aim to restore tissue integrity after injury. Scientists have developed several models to study this process, including in vivo and in vitro systems. However, these models may not fully capture the complexity of human skin dynamics. No prior work had resolved how ex vivo models could bridge this gap. The ex vivo approach allows for controlled manipulation of human tissue samples. This gap motivated researchers to refine methods for epithelization studies. Prior research has shown that human skin models can provide insights into barrier restoration. Yet, the role of ex vivo models in epithelization remains underexplored. This uncertainty drove the development of a more detailed ex vivo protocol.

Purpose Of The Study:

The aim of this research is to describe a detailed ex vivo wound healing model for human skin. Scientists need a reliable method to study epithelization in a controlled setting. This model allows researchers to assess wound closure in a more physiologically relevant context. The specific problem is the lack of standardized protocols for ex vivo wound healing. This uncertainty limits reproducibility and comparability across studies. The motivation is to provide step-by-step guidance for researchers. This approach could enhance understanding of wound healing dynamics. The researchers propose that this model improves the accuracy of epithelization studies.

Keywords:
ex vivo wound healinghuman skin modelepithelization processwound healing research

Frequently Asked Questions

The main outcome is the successful observation of epithelization in human skin explants over several days.

The ex vivo model uses human skin explants in a controlled environment, avoiding the complexities of whole-body physiology.

Time-lapse imaging allows researchers to track wound closure and epithelial cell migration over time.

Histological analysis confirms the presence of epithelial cells at the wound edge and supports wound closure observations.

Wound closure is assessed using time-lapse imaging and histological techniques to monitor epithelial regeneration.

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Related Experiment Videos

Last Updated: May 7, 2026

Human Ex vivo Wound Model and Whole-Mount Staining Approach to Accurately Evaluate Skin Repair
07:32

Human Ex vivo Wound Model and Whole-Mount Staining Approach to Accurately Evaluate Skin Repair

Published on: February 17, 2021

Murine Excisional Wound Healing Model and Histological Morphometric Wound Analysis
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Murine Excisional Wound Healing Model and Histological Morphometric Wound Analysis

Published on: August 21, 2020

Generation of a Three-dimensional Full Thickness Skin Equivalent and Automated Wounding
08:35

Generation of a Three-dimensional Full Thickness Skin Equivalent and Automated Wounding

Published on: February 26, 2015

Main Methods:

The study outlines a protocol for creating wounds in human skin explants. The method involves preparing skin samples and inducing wounds in a controlled manner. Researchers then monitor epithelization using histological and imaging techniques. The ex vivo model is maintained in a specialized culture system. The protocol includes steps for wound creation, sample preparation, and data collection. The model allows for the assessment of epithelial cell migration and proliferation. The researchers use time-lapse imaging to track wound closure dynamics. This approach enables detailed observation of the healing process in human skin.

Main Results:

The ex vivo model successfully recapitulates epithelization in human skin. The wound closure process was observed over several days using time-lapse imaging. Histological analysis confirmed the presence of epithelial cells at the wound edge. The model allows for the evaluation of epithelial migration and re-epithelialization. The researchers observed consistent wound closure patterns across multiple samples. The protocol enables reproducible wound healing studies in a controlled environment. The model supports the investigation of factors influencing epithelization. These findings suggest that the ex vivo model is suitable for wound healing research.

Conclusions:

The researchers propose that this ex vivo model is a valuable tool for studying wound healing. The model provides a controlled system for observing epithelization in human skin. The findings suggest that the protocol enhances reproducibility in wound healing studies. The researchers propose that this model improves the accuracy of epithelization assessments. The model supports the investigation of factors influencing wound closure. The study suggests that the ex vivo approach is suitable for future research. The researchers propose that this model can be used to test interventions in wound healing. The model may help advance understanding of epithelial regeneration processes.

The model provides a reproducible system for studying epithelization in human skin, enhancing the accuracy of wound healing studies.