SVN:循环内皮微囊泡及其携带的miR-125a-5p可以作为缺血性中风的潜在生物标志物

2023-06-02 MedSci原创 MedSci原创 发表于上海

循环EMVs和EMV-miR-125a-5p与IS的发生、进展、亚型和严重程度密切相关

内皮细胞微泡(EMVs)与内皮细胞(ECs)的状态密切相关。来自我国广东医科的学者早期的研究表明,EMVs可以通过转移其携带的miR-125a-5p在ECs中发挥保护作用。然而,循环的EMV及其携带的miR-125a-5p是否可以作为缺血性中风(IS)的生物标志物仍是未知数。

为此,在本研究中,研究人员招募了72名IS受试者,60名具有高卒中风险的受试者和56名年龄匹配的对照,检测了循环的EMV及其携带的miR-125a-5p(EMV-miR-125a-5p)水平。随后使用微RNA(miR)阵列研究了3名IS患者和3名匹配的健康对照组的血浆EMVs样本中miRs的表达变化。利用短暂性大脑中动脉闭塞(tMCAO)建立IS小鼠模型。

结果显示,IS患者的EMVs水平明显升高,在急性期水平最高,并与颈动脉斑块、颈动脉内膜厚度(IMT)、美国国立卫生研究院卒中量表(NIHSS)和梗死体积呈正相关。相反,观察到EMV-miR-125a-5p水平在IS中明显降低,在急性期水平最低,并与颈动脉斑块、IMT、NIHSS评分、梗塞体积负相关。EMVs和EMV-miR-125a-5p水平与大动脉粥样硬化亚组密切相关。重要的是,EMVs和EMV-miR-125a-5p水平可以作为独立的风险因素,ROC曲线对IS的曲线下面积(AUC)分别达到0.720和0.832,在它们结合后上升到0.881。在IS小鼠模型中,与对照组相比,对照组EMVs或n-EMVs给药可以减少IS小鼠的梗死体积和神经功能缺损评分,同时增加IS小鼠的脑血流量,而IS EMVs或氧和葡萄糖剥夺(OGD)-EMVs给药会加重tMCAO诱发的缺血损伤。此外,我们观察到OGD EMVmiR-125a-5p可以部分改善IS后OGD EMVs引起的脑损伤。

总是,这些发现表明,循环EMVs和EMV-miR-125a-5p与IS的发生、进展、亚型和严重程度密切相关,它们可以作为IS的创新生物标志物和治疗目标,特别是当它们结合在一起时。

 

参考文献:

Ma X, Liao X, Liu J, et al. Circulating endothelial microvesicles and their carried miR-125a-5p: potential biomarkers for ischaemic stroke. Stroke and Vascular Neurology 2023;8:doi: 10.1136/svn-2021-001476

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  1. [GetPortalCommentsPageByObjectIdResponse(id=2140591, encodeId=bdf721405918e, content=好文章,谢谢分享。, beContent=null, objectType=article, channel=null, level=null, likeNumber=122, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://thirdwx.qlogo.cn/mmopen/vi_32/Q0j4TwGTfTJlfgys76DEiaNtbYo2re3ibjrUPTRibEXRyFwAB4aAGiave842S0FQDf0wAoaH226NiaSoPPDzhndsf1g/132, createdBy=88b489038, createdName=yangchou, createdTime=Sat Jun 03 08:30:46 CST 2023, time=2023-06-03, status=1, ipAttribution=浙江省), GetPortalCommentsPageByObjectIdResponse(id=2140580, encodeId=7cf621405801b, content=内皮细胞微泡(EMVs)与内皮细胞(ECs)的状态密切相关, beContent=null, objectType=article, channel=null, level=null, likeNumber=103, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=2d3d3015017, createdName=jshbyywk2008, createdTime=Sat Jun 03 06:13:09 CST 2023, time=2023-06-03, status=1, ipAttribution=河北省), GetPortalCommentsPageByObjectIdResponse(id=2140577, encodeId=ab0c21405e7f5, content=<a href='/topic/show?id=3b2112532d8' target=_blank style='color:#2F92EE;'>#Nat#</a>循环EMVs和EMV-miR-125a-5p与IS的发生、进展、亚型和严重程度密切相关,它们可以作为IS的创新生物标志物和治疗目标,特别是当它们结合在一起时。, beContent=null, objectType=article, channel=null, level=null, likeNumber=141, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=12532, encryptionId=3b2112532d8, topicName=Nat)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ac884056742, createdName=梅照东, createdTime=Sat Jun 03 05:12:10 CST 2023, time=2023-06-03, status=1, ipAttribution=山东省), GetPortalCommentsPageByObjectIdResponse(id=2140576, encodeId=bd8f21405e6f9, content=循环EMVs和EMV-miR-125a-5p与IS的发生、进展、亚型和严重程度密切相关,它们可以作为IS的创新生物标志物和治疗目标,特别是当它们结合在一起时。, beContent=null, objectType=article, channel=null, level=null, likeNumber=103, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ac884056742, createdName=梅照东, createdTime=Sat Jun 03 05:11:57 CST 2023, time=2023-06-03, status=1, ipAttribution=山东省), GetPortalCommentsPageByObjectIdResponse(id=2140539, encodeId=20c2214053935, content=认真学习了, beContent=null, objectType=article, channel=null, level=null, likeNumber=103, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo6EF3hKja8nER8RMzxQdria9eCYFhgLTLsDOeqnvIYdeLDz5eP6EnicLuE5gibiawgno4zUA0jAR7Nbtp2llQ9fs3Mk/0, createdBy=278f1986883, createdName=医鸣惊人, createdTime=Fri Jun 02 21:49:06 CST 2023, time=2023-06-02, status=1, ipAttribution=山西省)]
    2023-06-03 yangchou 来自浙江省

    好文章,谢谢分享。

    0

  2. [GetPortalCommentsPageByObjectIdResponse(id=2140591, encodeId=bdf721405918e, content=好文章,谢谢分享。, beContent=null, objectType=article, channel=null, level=null, likeNumber=122, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://thirdwx.qlogo.cn/mmopen/vi_32/Q0j4TwGTfTJlfgys76DEiaNtbYo2re3ibjrUPTRibEXRyFwAB4aAGiave842S0FQDf0wAoaH226NiaSoPPDzhndsf1g/132, createdBy=88b489038, createdName=yangchou, createdTime=Sat Jun 03 08:30:46 CST 2023, time=2023-06-03, status=1, ipAttribution=浙江省), GetPortalCommentsPageByObjectIdResponse(id=2140580, encodeId=7cf621405801b, content=内皮细胞微泡(EMVs)与内皮细胞(ECs)的状态密切相关, beContent=null, objectType=article, channel=null, level=null, likeNumber=103, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=2d3d3015017, createdName=jshbyywk2008, createdTime=Sat Jun 03 06:13:09 CST 2023, time=2023-06-03, status=1, ipAttribution=河北省), GetPortalCommentsPageByObjectIdResponse(id=2140577, encodeId=ab0c21405e7f5, content=<a href='/topic/show?id=3b2112532d8' target=_blank style='color:#2F92EE;'>#Nat#</a>循环EMVs和EMV-miR-125a-5p与IS的发生、进展、亚型和严重程度密切相关,它们可以作为IS的创新生物标志物和治疗目标,特别是当它们结合在一起时。, beContent=null, objectType=article, channel=null, level=null, likeNumber=141, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=12532, encryptionId=3b2112532d8, topicName=Nat)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ac884056742, createdName=梅照东, createdTime=Sat Jun 03 05:12:10 CST 2023, time=2023-06-03, status=1, ipAttribution=山东省), GetPortalCommentsPageByObjectIdResponse(id=2140576, encodeId=bd8f21405e6f9, content=循环EMVs和EMV-miR-125a-5p与IS的发生、进展、亚型和严重程度密切相关,它们可以作为IS的创新生物标志物和治疗目标,特别是当它们结合在一起时。, beContent=null, objectType=article, channel=null, level=null, likeNumber=103, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ac884056742, createdName=梅照东, createdTime=Sat Jun 03 05:11:57 CST 2023, time=2023-06-03, status=1, ipAttribution=山东省), GetPortalCommentsPageByObjectIdResponse(id=2140539, encodeId=20c2214053935, content=认真学习了, beContent=null, objectType=article, channel=null, level=null, likeNumber=103, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo6EF3hKja8nER8RMzxQdria9eCYFhgLTLsDOeqnvIYdeLDz5eP6EnicLuE5gibiawgno4zUA0jAR7Nbtp2llQ9fs3Mk/0, createdBy=278f1986883, createdName=医鸣惊人, createdTime=Fri Jun 02 21:49:06 CST 2023, time=2023-06-02, status=1, ipAttribution=山西省)]
    2023-06-03 jshbyywk2008 来自河北省

    内皮细胞微泡(EMVs)与内皮细胞(ECs)的状态密切相关

    0

  3. [GetPortalCommentsPageByObjectIdResponse(id=2140591, encodeId=bdf721405918e, content=好文章,谢谢分享。, beContent=null, objectType=article, channel=null, level=null, likeNumber=122, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://thirdwx.qlogo.cn/mmopen/vi_32/Q0j4TwGTfTJlfgys76DEiaNtbYo2re3ibjrUPTRibEXRyFwAB4aAGiave842S0FQDf0wAoaH226NiaSoPPDzhndsf1g/132, createdBy=88b489038, createdName=yangchou, createdTime=Sat Jun 03 08:30:46 CST 2023, time=2023-06-03, status=1, ipAttribution=浙江省), GetPortalCommentsPageByObjectIdResponse(id=2140580, encodeId=7cf621405801b, content=内皮细胞微泡(EMVs)与内皮细胞(ECs)的状态密切相关, beContent=null, objectType=article, channel=null, level=null, likeNumber=103, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=2d3d3015017, createdName=jshbyywk2008, createdTime=Sat Jun 03 06:13:09 CST 2023, time=2023-06-03, status=1, ipAttribution=河北省), GetPortalCommentsPageByObjectIdResponse(id=2140577, encodeId=ab0c21405e7f5, content=<a href='/topic/show?id=3b2112532d8' target=_blank style='color:#2F92EE;'>#Nat#</a>循环EMVs和EMV-miR-125a-5p与IS的发生、进展、亚型和严重程度密切相关,它们可以作为IS的创新生物标志物和治疗目标,特别是当它们结合在一起时。, beContent=null, objectType=article, channel=null, level=null, likeNumber=141, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=12532, encryptionId=3b2112532d8, topicName=Nat)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ac884056742, createdName=梅照东, createdTime=Sat Jun 03 05:12:10 CST 2023, time=2023-06-03, status=1, ipAttribution=山东省), GetPortalCommentsPageByObjectIdResponse(id=2140576, encodeId=bd8f21405e6f9, content=循环EMVs和EMV-miR-125a-5p与IS的发生、进展、亚型和严重程度密切相关,它们可以作为IS的创新生物标志物和治疗目标,特别是当它们结合在一起时。, beContent=null, objectType=article, channel=null, level=null, likeNumber=103, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ac884056742, createdName=梅照东, createdTime=Sat Jun 03 05:11:57 CST 2023, time=2023-06-03, status=1, ipAttribution=山东省), GetPortalCommentsPageByObjectIdResponse(id=2140539, encodeId=20c2214053935, content=认真学习了, beContent=null, objectType=article, channel=null, level=null, likeNumber=103, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo6EF3hKja8nER8RMzxQdria9eCYFhgLTLsDOeqnvIYdeLDz5eP6EnicLuE5gibiawgno4zUA0jAR7Nbtp2llQ9fs3Mk/0, createdBy=278f1986883, createdName=医鸣惊人, createdTime=Fri Jun 02 21:49:06 CST 2023, time=2023-06-02, status=1, ipAttribution=山西省)]
    2023-06-03 梅照东 来自山东省

    #Nat#循环EMVs和EMV-miR-125a-5p与IS的发生、进展、亚型和严重程度密切相关,它们可以作为IS的创新生物标志物和治疗目标,特别是当它们结合在一起时。

    0

  4. [GetPortalCommentsPageByObjectIdResponse(id=2140591, encodeId=bdf721405918e, content=好文章,谢谢分享。, beContent=null, objectType=article, channel=null, level=null, likeNumber=122, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://thirdwx.qlogo.cn/mmopen/vi_32/Q0j4TwGTfTJlfgys76DEiaNtbYo2re3ibjrUPTRibEXRyFwAB4aAGiave842S0FQDf0wAoaH226NiaSoPPDzhndsf1g/132, createdBy=88b489038, createdName=yangchou, createdTime=Sat Jun 03 08:30:46 CST 2023, time=2023-06-03, status=1, ipAttribution=浙江省), GetPortalCommentsPageByObjectIdResponse(id=2140580, encodeId=7cf621405801b, content=内皮细胞微泡(EMVs)与内皮细胞(ECs)的状态密切相关, beContent=null, objectType=article, channel=null, level=null, likeNumber=103, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=2d3d3015017, createdName=jshbyywk2008, createdTime=Sat Jun 03 06:13:09 CST 2023, time=2023-06-03, status=1, ipAttribution=河北省), GetPortalCommentsPageByObjectIdResponse(id=2140577, encodeId=ab0c21405e7f5, content=<a href='/topic/show?id=3b2112532d8' target=_blank style='color:#2F92EE;'>#Nat#</a>循环EMVs和EMV-miR-125a-5p与IS的发生、进展、亚型和严重程度密切相关,它们可以作为IS的创新生物标志物和治疗目标,特别是当它们结合在一起时。, beContent=null, objectType=article, channel=null, level=null, likeNumber=141, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=12532, encryptionId=3b2112532d8, topicName=Nat)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ac884056742, createdName=梅照东, createdTime=Sat Jun 03 05:12:10 CST 2023, time=2023-06-03, status=1, ipAttribution=山东省), GetPortalCommentsPageByObjectIdResponse(id=2140576, encodeId=bd8f21405e6f9, content=循环EMVs和EMV-miR-125a-5p与IS的发生、进展、亚型和严重程度密切相关,它们可以作为IS的创新生物标志物和治疗目标,特别是当它们结合在一起时。, beContent=null, objectType=article, channel=null, level=null, likeNumber=103, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ac884056742, createdName=梅照东, createdTime=Sat Jun 03 05:11:57 CST 2023, time=2023-06-03, status=1, ipAttribution=山东省), GetPortalCommentsPageByObjectIdResponse(id=2140539, encodeId=20c2214053935, content=认真学习了, beContent=null, objectType=article, channel=null, level=null, likeNumber=103, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo6EF3hKja8nER8RMzxQdria9eCYFhgLTLsDOeqnvIYdeLDz5eP6EnicLuE5gibiawgno4zUA0jAR7Nbtp2llQ9fs3Mk/0, createdBy=278f1986883, createdName=医鸣惊人, createdTime=Fri Jun 02 21:49:06 CST 2023, time=2023-06-02, status=1, ipAttribution=山西省)]
    2023-06-03 梅照东 来自山东省

    循环EMVs和EMV-miR-125a-5p与IS的发生、进展、亚型和严重程度密切相关,它们可以作为IS的创新生物标志物和治疗目标,特别是当它们结合在一起时。

    0

  5. [GetPortalCommentsPageByObjectIdResponse(id=2140591, encodeId=bdf721405918e, content=好文章,谢谢分享。, beContent=null, objectType=article, channel=null, level=null, likeNumber=122, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://thirdwx.qlogo.cn/mmopen/vi_32/Q0j4TwGTfTJlfgys76DEiaNtbYo2re3ibjrUPTRibEXRyFwAB4aAGiave842S0FQDf0wAoaH226NiaSoPPDzhndsf1g/132, createdBy=88b489038, createdName=yangchou, createdTime=Sat Jun 03 08:30:46 CST 2023, time=2023-06-03, status=1, ipAttribution=浙江省), GetPortalCommentsPageByObjectIdResponse(id=2140580, encodeId=7cf621405801b, content=内皮细胞微泡(EMVs)与内皮细胞(ECs)的状态密切相关, beContent=null, objectType=article, channel=null, level=null, likeNumber=103, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=2d3d3015017, createdName=jshbyywk2008, createdTime=Sat Jun 03 06:13:09 CST 2023, time=2023-06-03, status=1, ipAttribution=河北省), GetPortalCommentsPageByObjectIdResponse(id=2140577, encodeId=ab0c21405e7f5, content=<a href='/topic/show?id=3b2112532d8' target=_blank style='color:#2F92EE;'>#Nat#</a>循环EMVs和EMV-miR-125a-5p与IS的发生、进展、亚型和严重程度密切相关,它们可以作为IS的创新生物标志物和治疗目标,特别是当它们结合在一起时。, beContent=null, objectType=article, channel=null, level=null, likeNumber=141, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=12532, encryptionId=3b2112532d8, topicName=Nat)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ac884056742, createdName=梅照东, createdTime=Sat Jun 03 05:12:10 CST 2023, time=2023-06-03, status=1, ipAttribution=山东省), GetPortalCommentsPageByObjectIdResponse(id=2140576, encodeId=bd8f21405e6f9, content=循环EMVs和EMV-miR-125a-5p与IS的发生、进展、亚型和严重程度密切相关,它们可以作为IS的创新生物标志物和治疗目标,特别是当它们结合在一起时。, beContent=null, objectType=article, channel=null, level=null, likeNumber=103, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=ac884056742, createdName=梅照东, createdTime=Sat Jun 03 05:11:57 CST 2023, time=2023-06-03, status=1, ipAttribution=山东省), GetPortalCommentsPageByObjectIdResponse(id=2140539, encodeId=20c2214053935, content=认真学习了, beContent=null, objectType=article, channel=null, level=null, likeNumber=103, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://wx.qlogo.cn/mmopen/NUyjXTCJjo6EF3hKja8nER8RMzxQdria9eCYFhgLTLsDOeqnvIYdeLDz5eP6EnicLuE5gibiawgno4zUA0jAR7Nbtp2llQ9fs3Mk/0, createdBy=278f1986883, createdName=医鸣惊人, createdTime=Fri Jun 02 21:49:06 CST 2023, time=2023-06-02, status=1, ipAttribution=山西省)]
    2023-06-02 医鸣惊人 来自山西省

    认真学习了

    0

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卒中仍然是导致残疾和死亡的主要原因。尽管进行溶栓和接受血管重建治疗的时间十分宝贵,但仅部分卒中患者符合该治疗条件。此外,部分接受溶栓治疗的患者即使接受及时治疗,预后也没有改善。抗血小板药广泛用于治疗和

拓展阅读

我国科学家发现人诱导的多能干细胞来源的神经干细胞外泌体通过PI3K/AKT/MCP-1轴激活星形胶质细胞,改善脑出血后血脑屏障功能

hiPSC-NSC-Exos 在 ICH 后强烈激活星形胶质细胞中的 PI3K/AKT 通路,减少 MCP-1 分泌并最终改善 BBB 完整性和功能。

GUT:中山大学鞠怀强/徐瑞华/张琳提出了一种以血清外泌体ncRNA特征增强胃癌的早期诊断的液体活检方法

该研究进行了一项通过机器学习构建外泌体非编码RNA特征用于胃癌患者无创早期检测的多队列研究。

Pharmaceuticals:小檗碱介导外泌体调节脂质代谢途径促进RA-FLS细胞凋亡

本研究探索从细胞外泌体的角度探讨小檗碱通过介导外泌体内容物治疗类风湿性关节炎的作用机制。

肿瘤源性外泌体:PD-1/PD-L1耐药的关键因素

了解这些外泌体蛋白对多种免疫细胞的免疫抑制作用,将有助于指导我们如何促进免疫治疗和指导治疗决策,克服目前免疫检查点抑制剂的耐药性。

四川大学华西医院解慧琪团队《Biomaterials》:尿源性干细胞外泌体复合细胞外基质水凝胶加速糖尿病创面愈合

本研究通过低氧预处理尿源性干细胞外泌体,负载于水凝胶中促进糖尿病创面愈合,分析机制并为外泌体治疗提供参考,通讯作者为解慧琪研究员。

川大化工学院邓怡/华西医院王春晖教授:外泌体修饰材料通过减少靶点热能及ROS传递距离提高抗菌和抗肿瘤效果

四川大学团队设计外泌体修饰生物异质结材料,具抗菌抗肿瘤作用。外泌体增强材料抗肿瘤效应,机制为减少热及 ROS 传导距离,为解决细菌肿瘤耐药提供新思路。