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Clinical Applications of Epidermal Stem Cells

Clinical Applications of Epidermal Stem Cells

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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Related Experiment Video

Updated: Jul 25, 2025

Tissue Characterization after a New Disaggregation Method for Skin Micro-Grafts Generation

Tissue Characterization after a New Disaggregation Method for Skin Micro-Grafts Generation

Published on: March 4, 2016

Autologous Skin Grafts, versus Tissue-engineered Skin Constructs: A Systematic Review and Meta-analysis.

Sara Kianian¹, Kelley Zhao¹, Jasleen Kaur²

¹From the Renaissance School of Medicine at Stony Brook University, Stony Brook, N.Y.

Plastic and Reconstructive Surgery. Global Open

|June 30, 2023

Summary

Autologous skin grafts are limited, but acellular and cellular tissue-engineered skin constructs show comparable outcomes. Further research is needed to confirm their clinical applicability and efficacy in wound healing.

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Last Updated: Jul 25, 2025

Tissue Characterization after a New Disaggregation Method for Skin Micro-Grafts Generation

Tissue Characterization after a New Disaggregation Method for Skin Micro-Grafts Generation

Published on: March 4, 2016

A Murine Model of a Burn Wound Reconstructed with an Allogeneic Skin Graft

A Murine Model of a Burn Wound Reconstructed with an Allogeneic Skin Graft

Published on: August 8, 2020

Generation of Self-assembled Vascularized Human Skin Equivalents

Generation of Self-assembled Vascularized Human Skin Equivalents

Published on: February 12, 2021

Area of Science:

Regenerative Medicine
Biomaterials Science
Wound Healing Research

Background:

Autologous skin grafts are the standard for wound reconstruction but face availability limitations.
Tissue-engineered skin constructs, including acellular and cellular types, offer potential solutions.
This study systematically reviews and compares these constructs against traditional grafts.

Purpose of the Study:

To compare the outcomes of acellular and cellular tissue-engineered skin constructs with autologous skin grafts.
To evaluate graft incorporation, failure rates, and wound healing.
To assess the clinical applicability and efficacy of tissue-engineered skin constructs.

Main Methods:

A systematic review and meta-analysis adhering to PRISMA guidelines.
Searched MEDLINE, Embase, Web of Science, and Cochrane databases.
Included 66 articles with 4076 patients, excluding non-English or non-full-text articles, case reports, reviews, and in vitro/in vivo studies.

Main Results:

No significant differences in graft failure rates or reepithelialization were found between split-thickness skin grafts alone and those co-grafted with acellular tissue-engineered constructs.
Similar Vancouver Scar Scale scores were observed for both groups.
Preliminary findings suggest cellular tissue-engineered constructs show promise, with no statistically significant differences in reepithelialization or failure rates compared to split-thickness skin grafts.

Conclusions:

This review indicates comparable functional and wound healing outcomes between split-thickness skin grafts and acellular tissue-engineered skin constructs.
Cellular tissue-engineered constructs show promising preliminary results.
Heterogeneity in study data limits clinical applicability, necessitating further Level 1 evidence for safety and efficacy determination.