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神经炎症在中枢神经系统中的扩散以小胶质细胞激活 [ 5 ] WANG D,ZHENG Y J,XIE J J,et al. Andrographolide
为基础,小胶质细胞可在神经损伤后立即被激活,来促 inhibits the activation of spinal microglia and ameliorates
进促炎因子IL-1β、IL-6和TNF-α大量释放,从而增强中 mechanical allodynia[J]. Metab Brain Dis,2024,39(1):
枢敏感性并诱发疼痛超敏反应,加剧 NP 。因此,抑制 115-127.
[11]
[ 6 ] 孙跃先,王九妹,崔新刚,等 . 穿心莲内酯调节 HMGB1/
小胶质细胞活化以及促炎因子的释放为治疗NP提供了
RAGE 信号通路对糖尿病周围神经病变大鼠坐骨神经
新的思路。NP 可以触发 SP、PGE2等疼痛介质的释放,
功能损伤的影响[J]. 中国药房,2024,35(5):572-577.
其中SP是一种神经递质,能通过促进谷氨酸释放,从而
SUN Y X,WANG J M,CUI X G,et al. Impacts of an‐
参与疼痛传递;PGE2是一种重要的脂质介质,由环氧合
drographolide on sciatic nerve function damage in dia‐
酶产生,可通过促进脊髓背角的突触传递来促进炎症性 betic peripheral neuropathy rats by regulating HMGB1/
[12]
疼痛敏化 。本研究结果显示,与模型组比较,穿心莲 RAGE signaling pathway[J]. China Pharm,2024,35(5):
内酯各剂量组大鼠的 MWT、TWL 均显著升高,炎症因 572-577.
子IL-6、TNF-α 和疼痛介质PGE2、SP 水平以及小胶质细 [ 7 ] FAN W,LIU C,CHEN D C,et al. Ozone alleviates MSU-
胞活化标志物 Iba-1 mRNA 及蛋白表达量均显著降低。 induced acute gout pain via upregulating AMPK/GAS6/
这提示,穿心莲内酯可能通过抑制炎症反应来缓解NP。 MerTK/SOCS3 signaling pathway[J]. J Transl Med,2023,
另外,本研究设置了阿魏酸钠组作为阳性对照,结果显 21(1):890.
示,高剂量穿心莲内酯缓解 NP 的作用与阿魏酸钠基本 [ 8 ] QIAN C,FAN Y X,ZONG L J,et al. Opening KATP chan‐
相同。 nels induces inflammatory tolerance and prevents chronic
pain[J]. Brain Behav Immun,2023,107:76-86.
已有研究发现,Gas6 可在体外抑制促炎细胞因子
[ 9 ] KOGO Y,KOEBIS M,KOBAYASHI Y,et al. Analgesic
(TNF、IL-6 和 IL-1β)的释放,激活 Gas6/Axl 信号轴,抑
effect of safinamide mesylate in a rat model of neuro‐
制机械性异常性疼痛,并诱导炎症耐受以缓解神经炎症
pathic pain[J]. Behav Brain Res,2023,452:114555.
[8]
和术后疼痛 。Gas6 通过调节 Axl/Rac1 信号传导,促进
[10] 王士珍,张晓蕾,丁苏彭,等. 小檗碱对神经病理性疼痛
小胶质细胞胞吐作用和防止炎症反应来减轻神经损 大鼠疼痛行为及IRAK1/TRAF6信号通路介导的神经炎
[13]
伤 。Gas6、Axl 信号转导缺失会导致神经损伤小鼠促 症的影响[J]. 中国病理生理杂志,2022,38(9):1561-
炎因子水平显著升高,并加重神经损伤小鼠运动缺 1568.
[14]
陷 。本研究结果显示,与模型组比较,穿心莲内酯各 WANG S Z,ZHANG X L,DING S P,et al. Effects of ber‐
剂量组和阿魏酸钠组大鼠脊髓组织中 Gas6、Axl mRNA berine on pain behavior and neuroinflammation mediated
及蛋白表达量均显著升高。这提示,穿心莲内酯可能通 by IRAK1/TRAF6 signaling pathway in neuropathic pain
过激活Gas6/Axl信号轴来抑制炎症反应,从而发挥缓解 rats[J]. Chin J Pathophysiol,2022,38(9):1561-1568.
NP的作用。 [11] CRISTIANO C,GIORGIO C,COCCHIARO P,et al.
综上所述,穿心莲内酯可能通过激活Gas6/Axl信号 Inhibition of C5aR1 as a promising approach to treat taxane-
induced neuropathy[J]. Cytokine,2023,171:156370.
轴来抑制炎症反应,从而发挥缓解 NP 的作用。后续本
[12] FENG L M,CHEN Y Y,XU D Q,et al. An integrated
研究将进一步使用 Gas6/Axl 信号轴相关激活剂或抑制
strategy for discovering effective components of Shaoyao
剂深入验证穿心莲内酯的相关作用机制。
Gancao decoction for treating neuropathic pain by the
参考文献 combination of partial least-squares regression and multi-
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relieves post-operative wound pain but affects local angio‐ (收稿日期:2024-04-03 修回日期:2024-06-12)
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· 2492 · China Pharmacy 2024 Vol. 35 No. 20 中国药房 2024年第35卷第20期

