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纸质出版:2008
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李红卫,万立华,马智华,李万军,何锐.大鼠皮肤实验性枪弹伤后MMP-1和MMP-3的表达研究[J].陆军军医大学学报(原第三军医大学学报),2008,30(13):1291-1292.
LI Hong-wei,WAN Li-hua,MA Zhi-hua,LI Wan-jun,HE Rui.Expressions of MMP-1 and MMP-3 following time after gunshot injury[J].J Amry Med Univ (J Third Mil Med Univ),2008,30(13):1291-1292.
目的 探讨枪弹伤后大鼠皮肤MMP-1和MMP-3随时间变化的表达情况
为枪弹伤后的损伤时间判断提供依据。 方法 建立大鼠对照组和实验组模型。对照组断颈处死后直接取材;实验组分别于枪弹伤后0、1、3、6、12、18、24、48、72 h取材(n=3)。取材后用Northern blot法对MMP-1和MMP-3的mRNA进行半定量检测。 结果 MMP-1和MMP-3在枪弹伤后即刻其表达就有增加,以后表达继续升高,一直呈上升趋势(P0.01
P0.05);而阴性对照组几乎没有表达。 结论 枪弹伤后大鼠皮肤MMP-1和MMP-3表达增加的规律性,对枪弹伤后损伤时间的推断有一定的价值。
Objective To study the expressions of MMP-1 and MMP-3 following time after gunshot injury. Methods Thirty healthy Wistar mice were divided into 2 group randomly: the control group and the experimental group. The whole thickness skin of right hind limb injured by gunshot was obtained
immediately after sacrifice in the control groups and at 0
1
3
6
12
18
24
48
72 h after gunshot injury in the experimental group . The amount of MMP-1 and MMP-3 mRNA was detected by Northern blot. Results The expressions of MMP-1 and MMP-3 in experimental group increased immediately after gunshot injury
kept rising at constant rate. However
no changes of expression was found in the control group. Conclusion Gunshot leads to the increased expression of MMP-1 and MMP-3
and its regularity can help to deduce the damage time of gunshot injury.
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