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Asian Pac J Trop Med. 2017 Jan;10(1):52-56. doi: 10.1016/j.apjtm.2016.10.005. Epub 2016 Nov 09.

Adipose tissue-derived stem cells ameliorates dermal fibrosis in a mouse model of scleroderma.

Asian Pacific journal of tropical medicine

Wei Chen, Zhi-Kuan Xia, Man-Hui Zhang, Gui-Chun Ding, Xiao-Yan Zhang, Zheng-Xu Wang, Rong-Ya Yang

Affiliations

  1. Department of Dermatology, Chinese People's Liberation Army General Hospital, Beijing, China; Department of Dermatology, Zhu Ri He Base Hospital of Beijing Military Command, Inner Mongolia, China; Department of Dermatology, Department of Ultrasound, General Hospital of Beijing Military Command, Beijing, China.
  2. Department of Dermatology, Department of Ultrasound, General Hospital of Beijing Military Command, Beijing, China.
  3. Department of Dermatology, Department of Ultrasound, General Hospital of Beijing Military Command, Beijing, China. Electronic address: [email protected].

PMID: 28107865 DOI: 10.1016/j.apjtm.2016.10.005

Abstract

OBJECTIVE: To investigate the therapeutic potential of adipose-derived stem cells (ADSCs) for limited cutaneous scleroderma (LS) in mouse models.

METHODS: ADSCs were isolated from pathogen-free female C57BL/6 mice and LS was induced in wild type (WT) C57BL/6 mice via daily injection of bleomycin (0.1 mL × 300 μg/mL) for 4 weeks; then the ADSCs were subcutaneously injected into the dorsal area in the model treatment group, and 100 μL of phosphate-buffered saline (PBS) solution was injected into the same site in the model control group. Green fluorescent protein (GFP) was used to track the cells using an in vivo imaging system on days 7, 14, 21, and 28 after transplantation. All mice were sacrificed and histologic analyses were performed after 4 weeks, and the skin thickness, collagen deposition and the total content of hydroxyproline were evaluated. Additionally, immunohistochemistry were performed to compare the tissue expression and distribution of TGF-β1 and VEGF between the ADSCs treatment group and the treatment control group.

RESULTS: WT C57BL/6 LS mouse model were successfully established and GFP in vivo fluorescence imaging showed that the translated ADSCs survived at the local for at least 4 weeks. Compared with the control group, the ADSCs treatment group significantly attenuated bleomycin-induced dermal fibrosis, reduced the skin thickness and the total content of hydroxyproline (P < 0.05). The ADSCs treatment group displayed significantly lower levels of TGF-β1 and higher levels of VEGF than the control group (P < 0.05).

CONCLUSIONS: ADSCs may provide a feasible and practical treatment for autoimmune diseases such as LS and ameliorate dermal fibrosis.

Copyright © 2017 Hainan Medical University. Production and hosting by Elsevier B.V. All rights reserved.

Keywords: Adipose-derived stem cells; Limited cutaneous scleroderma; Mouse model; TGF-β1; VEGF

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