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Updated: Jun 16, 2026

Engineering a Bilayered Hydrogel to Control ASC Differentiation

Engineering a Bilayered Hydrogel to Control ASC Differentiation

Published on: May 25, 2012

A physiologically active polysaccharide hydrogel promotes wound healing.

Yi Luo¹, Huajia Diao, Suhua Xia

¹State Key Laboratory of Pharmaceutical Biotechnology, School of Life Sciences, Nanjing University, Nanjing 210093, China.

Journal of Biomedical Materials Research. Part A

|February 4, 2010

Summary

A new Bletilla striata polysaccharide (BSP) hydrogel effectively promotes wound healing by reducing inflammation and accelerating skin closure in mice. This natural polysaccharide shows potential for advanced wound dressing applications.

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Last Updated: Jun 16, 2026

Engineering a Bilayered Hydrogel to Control ASC Differentiation

Engineering a Bilayered Hydrogel to Control ASC Differentiation

Published on: May 25, 2012

Area of Science:

Biomaterials Science
Tissue Engineering
Regenerative Medicine

Background:

Wound dressings are crucial for protecting injuries from infection and dehydration.
Natural polysaccharides offer biocompatible and low-toxicity alternatives for wound healing applications.

Purpose of the Study:

To develop and evaluate a novel hydrogel derived from Bletilla striata polysaccharide (BSP) for cutaneous wound healing.
To assess the efficacy of BSP hydrogel in promoting in vivo wound closure and modulating the inflammatory response.

Main Methods:

Preparation of BSP hydrogel using oxidation and crosslinking methods.
Evaluation of hydrogel properties, including swelling ability and water vapor transmission rate.
Assessment of in vivo wound healing in a full-thickness trauma mouse model.

Main Results:

BSP hydrogel demonstrated favorable swelling and water vapor transmission properties.
Significant acceleration of wound closure was observed in the BSP hydrogel group compared to controls.
Reduced inflammatory cell infiltration and lower levels of tumor necrosis factor alpha (TNF-alpha) were noted.
Elevated epidermal growth factor (EGF) secretion was observed in the BSP-treated group.

Conclusions:

BSP hydrogel effectively controls inflammatory responses and accelerates wound healing.
The developed BSP hydrogel shows significant potential for application as an advanced wound dressing.