基底膜对异种脱细胞真皮基质移植免疫排斥反应的影响 |
| |
引用本文: | 肖强,张盈帆,潘银根,章建林,孙美庆,刘安堂,张文俊,江华.基底膜对异种脱细胞真皮基质移植免疫排斥反应的影响[J].组织工程与重建外科,2008,4(5):267-270. |
| |
作者姓名: | 肖强 张盈帆 潘银根 章建林 孙美庆 刘安堂 张文俊 江华 |
| |
作者单位: | 第二军医大学附属长征医院整形外科,上海市200433 |
| |
摘 要: | 目的比较去基底膜与保留完整基底膜的异种脱细胞真皮基质(Xeno-ADM)移植免疫学方面的差异。方法建立SD大鼠皮下脱细胞真皮基质(ADM)移植模型,120只SD大鼠随机分为4组:去基底膜组、基底膜组、自体组、空白对照组。分别将带基底膜和去基底膜的Xeno-ADM植入大鼠背部皮下,自体组分别将大鼠自体真皮基质植入大鼠背部皮下,空白对照组不植入任何材料。于术后2-32周进行组织学观察,并采用Elisa和实时定量PCR方法,检测ADM移植后血清中TNFα、IFNγ、IL-6和IgG表达水平的动态变化。结果移植早期(〈16周)基底膜组移植物炎性反应程度较去基底膜组强烈,IgG表达水平在ADM移植2周时最高,而TNFα、IFNγ、1L-6表达水平在ADM移植后8周最高,上述所有指标在移植后16周时趋向稳定,接近对照组。但3个实验组的TNFα、IFNγ、IL-6和IgG表达水平高低依次为:基底膜组〉去基底膜组〉自体组。结论移植早期(〈16周),去基底膜的Xeno-ADM移植优于带基底膜的Xeno-ADM移植。基底膜成分是Xeno-ADM移植早期引发宿主免疫反应增强的一个因素。
|
关 键 词: | 基底膜 异种脱细胞真皮基质 移植 免疫排斥反应 |
Influence of Basement Membrane for Immunologic Rejecting Reaction of Xenogeneic Acellular Dermal Matrix Grafting Rejection |
| |
Authors: | XIAO Qiang ZHANG Yingfan PAN Yingen ZHANG Jianlin SUN Meiqing LIU Antang ZHANG Wenjun JIANG Hua |
| |
Institution: | XIAO Qiang ZHANG Yingfan PAN Yingen ZHANG Jianlin SUN Meiqing LIU Antang ZHANG Wenjun JIANG Hua.Department of Plastic Surgery,Changzheng Hospital,Second Military Medical University,Shanghai 200003,China.Corresponding author:JIANG Hua. |
| |
Abstract: | Objective To investigate the difference of immunologic reaction between with and without basement membrane xenogeneic acellular dermal matrix(Xeno-ADM) grafting.Methods The Sprague-Dawley rat was used as a model for subcutaneous implantation over a 32 week period.Experiment is divided into four groups:1.Xeno-ADM group with integrity of the basement membrane;2.Xeno-ADM group with removing of the basement membrane;3.Autologous group;4. The control group.Histological dynamic changes of ADM were observed 2-32 w... |
| |
Keywords: | Basement membrane Xenogeniec Acellular Dermal Matrix Graft Rejection |
本文献已被 CNKI 维普 万方数据 等数据库收录! |