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  • 嗅球成鞘細(xì)胞在坐骨神經(jīng)損傷后功能恢復(fù)中的作用

    【摘 要】目的探討嗅球成鞘細(xì)胞(OECs)在坐骨神經(jīng)損傷后促進(jìn)神經(jīng)功能恢復(fù)中的作用。方法SD大鼠30只隨機(jī)分成對(duì)照生理鹽水(SAL)組和實(shí)驗(yàn)(OECs)組,采用硅膠管套接大鼠切斷的坐骨神經(jīng),硅膠管內(nèi)對(duì)照組給予SAL,實(shí)驗(yàn)組給予培養(yǎng)成活的新生大鼠OECs懸液,分別于術(shù)后30或90天,應(yīng)用電生理檢測(cè)、HRP逆行示蹤法及軸突圖像分析檢測(cè)損傷的神經(jīng)在電傳導(dǎo)軸漿運(yùn)輸、髓鞘再生等方面的恢復(fù)情況。 結(jié)果 術(shù)后30和90天,OECs組與SAL組比較:①OECs組損傷側(cè)下肢復(fù)合肌肉動(dòng)作電位(CMAP)的潛伏期(lat)分別縮短了0160ms和0156ms;神經(jīng)傳導(dǎo)速度分別加快了6.42mös和5.36mös;波幅分別增加了3.92mv和5.84mv;②OECs組損傷側(cè)脊髓前角HRP陽(yáng)性細(xì)胞率分別增加了11.63%和25.01%;③OECs組坐骨神經(jīng)纖維數(shù)目分別增加了1047個(gè)ömm2和1422個(gè)ömm2;神經(jīng)髓鞘厚度分別增加了0.43Lm和0.63Lm。 結(jié)論 嗅球成鞘細(xì)胞對(duì)周?chē)窠?jīng)損傷后的神經(jīng)功能恢復(fù)有積極的促進(jìn)作用。【關(guān)鍵詞】  周?chē)窠?jīng)  損傷  嗅球成鞘細(xì)胞  功能恢復(fù)

    標(biāo)簽: 中的作用

    上傳時(shí)間: 2013-11-07

    上傳用戶(hù):ifree2016

  • Introduction to GPS ToolKit Pro 1.0 GPS ToolKit Pro is an ActiveX object that makes it easy to add

    Introduction to GPS ToolKit Pro 1.0 GPS ToolKit Pro is an ActiveX object that makes it easy to add GPS support to any Visual Basic, Visual C++, Delphi, Excel, or scripting project that supports ActiveX controls. GPS data (including lat/lon, speed, course, altitude, and dozens of other datasets) can be accessed through GPS ToolKit s properties, and GPS ToolKit s multithreaded event-based architecture notifies your application when data has been updated, saving you from having to write messy polling routines.

    標(biāo)簽: ToolKit Introduction GPS Pro

    上傳時(shí)間: 2015-04-28

    上傳用戶(hù):zhuoying119

  • Generate a great circle "trajectory" from [lat1,lon1] to [lat2, lon2]. % Resulting points will be s

    Generate a great circle "trajectory" from [lat1,lon1] to [lat2, lon2]. % Resulting points will be seperated by approximately delta_ft feet. % By default, delta_ft = 100 feet. All lat/lon inputs & outputs are in % degrees.

    標(biāo)簽: trajectory Resulting lat Generate

    上傳時(shí)間: 2014-01-01

    上傳用戶(hù):璇珠官人

  • STM32F0中Guard Time的設(shè)置

    客戶(hù)使用STM32F091的USART工作于smartcard模式用于7816通訊,發(fā)現(xiàn)不正常。本篇lat的內(nèi)容簡(jiǎn)介了STM32F0中關(guān)于USART中Smartcard模式的Guard Time的設(shè)置。

    標(biāo)簽: stm32

    上傳時(shí)間: 2022-02-22

    上傳用戶(hù):d1997wayne

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