RLF-100(aviptadil)可快速抑制新型冠状病毒的复制!

2020-08-03 Allan MedSci原创

独立研究人员报告说,RLF-100(aviptadil)可阻断新型冠状病毒在人肺细胞和单核细胞中的复制。

RLF-100(aviptadil)是一种合成的人类血管活性肠多肽(VIP),已获得FDA快速通道指定。制药公司NeuroRx和Relief今日宣布,RLF-100(aviptadil)能够显著降低危重COVID-19患者因呼吸衰竭造成的死亡率。同时,独立研究人员报告说,RLF-100(aviptadil)可阻断新型冠状病毒在人肺细胞和单核细胞中的复制。

血管活性肠多肽(VIP)由Sami Said博士于1970年首次发现。尽管最早在肠道中被发现,但现在已知VIP会在整个人体中产生,并且主要集中在肺部。超过100个同行评审的研究显示,VIP在呼吸窘迫、急性肺损伤和炎症的动物模型中具有有效的抗炎/抗细胞因子活性。最重要的是,体内70%的VIP结合到肺泡II型细胞中,而肺泡II型细胞中对于氧气向人体的传播至关重要。

与COVID-19相关的死亡主要由呼吸衰竭引起。已知肺泡II型细胞具有高水平的血管紧张素转换酶2(ACE2)受体,ACE2可作为SARS-CoV-2进入细胞的途径。这些II型肺泡细胞在其细胞表面也具有高浓度的VIP受体,因此VIP预计能够特异性地保护这些细胞免受病毒侵袭。

 

原始出处:

https://www.firstwordpharma.com/node/1745588?tsid=4

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    2021-07-01 chendoc254
  2. [GetPortalCommentsPageByObjectIdResponse(id=1746695, encodeId=fee51e4669535, content=<a href='/topic/show?id=fd271844257' target=_blank style='color:#2F92EE;'>#VIP#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=33, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=18442, encryptionId=fd271844257, topicName=VIP)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=933235833639, createdName=chendoc254, createdTime=Thu Jul 01 09:26:53 CST 2021, time=2021-07-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=807267, encodeId=7c2480e26734, content=学习了!!!, beContent=null, objectType=article, channel=null, level=null, likeNumber=104, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://thirdwx.qlogo.cn/mmopen/vi_32/cfAga8yZoHHNOgtibg56PeF5IjxMDN3QGUhwaA0ajtYCK820LWm9ichhvK8qGR4UicdwXjaQaI0C2micrVtPVLR2Pg/132, createdBy=4d272008116, createdName=1e1e2f4dm85(暂无匿称), createdTime=Mon Aug 10 14:13:47 CST 2020, time=2020-08-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=806064, encodeId=44368060642e, content=学习了,感谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=98, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20200803/d669a8255ef042b4b50cb4b323fac1e4/3da0f519fc71432ca9a2f4c05279c082.jpg, createdBy=a8312408082, createdName=chenny, createdTime=Tue Aug 04 09:49:09 CST 2020, time=2020-08-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=805929, encodeId=f47a805929d0, content=希望能快一些, beContent=null, objectType=article, channel=null, level=null, likeNumber=88, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20200803/19a741c8050a4b7e811de3fccab37b3a/15da59a31dad4c739764e7daf8e29fd2.jpg, createdBy=66495408553, createdName=ms6000000209096427, createdTime=Mon Aug 03 15:38:09 CST 2020, time=2020-08-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=805902, encodeId=a5a7805902e7, content=<a href='/topic/show?id=46ce580e865' target=_blank style='color:#2F92EE;'>#新冠肺炎#</a>是不是真有用还需要临床研究。, beContent=null, objectType=article, channel=null, level=null, likeNumber=102, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=58078, encryptionId=46ce580e865, topicName=新冠肺炎)], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20220519/c2ab253484ee4527a2d4e9589a4821ac/45de9bf494a54becb2ea4369c9d11e85.jpg, createdBy=7a3710, createdName=lovetcm, createdTime=Mon Aug 03 13:26:32 CST 2020, time=2020-08-03, status=1, ipAttribution=)]
    2020-08-10 1e1e2f4dm85(暂无匿称)

    学习了!!!

    0

  3. [GetPortalCommentsPageByObjectIdResponse(id=1746695, encodeId=fee51e4669535, content=<a href='/topic/show?id=fd271844257' target=_blank style='color:#2F92EE;'>#VIP#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=33, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=18442, encryptionId=fd271844257, topicName=VIP)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=933235833639, createdName=chendoc254, createdTime=Thu Jul 01 09:26:53 CST 2021, time=2021-07-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=807267, encodeId=7c2480e26734, content=学习了!!!, beContent=null, objectType=article, channel=null, level=null, likeNumber=104, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://thirdwx.qlogo.cn/mmopen/vi_32/cfAga8yZoHHNOgtibg56PeF5IjxMDN3QGUhwaA0ajtYCK820LWm9ichhvK8qGR4UicdwXjaQaI0C2micrVtPVLR2Pg/132, createdBy=4d272008116, createdName=1e1e2f4dm85(暂无匿称), createdTime=Mon Aug 10 14:13:47 CST 2020, time=2020-08-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=806064, encodeId=44368060642e, content=学习了,感谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=98, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20200803/d669a8255ef042b4b50cb4b323fac1e4/3da0f519fc71432ca9a2f4c05279c082.jpg, createdBy=a8312408082, createdName=chenny, createdTime=Tue Aug 04 09:49:09 CST 2020, time=2020-08-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=805929, encodeId=f47a805929d0, content=希望能快一些, beContent=null, objectType=article, channel=null, level=null, likeNumber=88, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20200803/19a741c8050a4b7e811de3fccab37b3a/15da59a31dad4c739764e7daf8e29fd2.jpg, createdBy=66495408553, createdName=ms6000000209096427, createdTime=Mon Aug 03 15:38:09 CST 2020, time=2020-08-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=805902, encodeId=a5a7805902e7, content=<a href='/topic/show?id=46ce580e865' target=_blank style='color:#2F92EE;'>#新冠肺炎#</a>是不是真有用还需要临床研究。, beContent=null, objectType=article, channel=null, level=null, likeNumber=102, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=58078, encryptionId=46ce580e865, topicName=新冠肺炎)], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20220519/c2ab253484ee4527a2d4e9589a4821ac/45de9bf494a54becb2ea4369c9d11e85.jpg, createdBy=7a3710, createdName=lovetcm, createdTime=Mon Aug 03 13:26:32 CST 2020, time=2020-08-03, status=1, ipAttribution=)]
    2020-08-04 chenny

    学习了,感谢分享

    0

  4. [GetPortalCommentsPageByObjectIdResponse(id=1746695, encodeId=fee51e4669535, content=<a href='/topic/show?id=fd271844257' target=_blank style='color:#2F92EE;'>#VIP#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=33, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=18442, encryptionId=fd271844257, topicName=VIP)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=933235833639, createdName=chendoc254, createdTime=Thu Jul 01 09:26:53 CST 2021, time=2021-07-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=807267, encodeId=7c2480e26734, content=学习了!!!, beContent=null, objectType=article, channel=null, level=null, likeNumber=104, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://thirdwx.qlogo.cn/mmopen/vi_32/cfAga8yZoHHNOgtibg56PeF5IjxMDN3QGUhwaA0ajtYCK820LWm9ichhvK8qGR4UicdwXjaQaI0C2micrVtPVLR2Pg/132, createdBy=4d272008116, createdName=1e1e2f4dm85(暂无匿称), createdTime=Mon Aug 10 14:13:47 CST 2020, time=2020-08-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=806064, encodeId=44368060642e, content=学习了,感谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=98, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20200803/d669a8255ef042b4b50cb4b323fac1e4/3da0f519fc71432ca9a2f4c05279c082.jpg, createdBy=a8312408082, createdName=chenny, createdTime=Tue Aug 04 09:49:09 CST 2020, time=2020-08-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=805929, encodeId=f47a805929d0, content=希望能快一些, beContent=null, objectType=article, channel=null, level=null, likeNumber=88, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20200803/19a741c8050a4b7e811de3fccab37b3a/15da59a31dad4c739764e7daf8e29fd2.jpg, createdBy=66495408553, createdName=ms6000000209096427, createdTime=Mon Aug 03 15:38:09 CST 2020, time=2020-08-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=805902, encodeId=a5a7805902e7, content=<a href='/topic/show?id=46ce580e865' target=_blank style='color:#2F92EE;'>#新冠肺炎#</a>是不是真有用还需要临床研究。, beContent=null, objectType=article, channel=null, level=null, likeNumber=102, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=58078, encryptionId=46ce580e865, topicName=新冠肺炎)], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20220519/c2ab253484ee4527a2d4e9589a4821ac/45de9bf494a54becb2ea4369c9d11e85.jpg, createdBy=7a3710, createdName=lovetcm, createdTime=Mon Aug 03 13:26:32 CST 2020, time=2020-08-03, status=1, ipAttribution=)]
    2020-08-03 ms6000000209096427

    希望能快一些

    0

  5. [GetPortalCommentsPageByObjectIdResponse(id=1746695, encodeId=fee51e4669535, content=<a href='/topic/show?id=fd271844257' target=_blank style='color:#2F92EE;'>#VIP#</a>, beContent=null, objectType=article, channel=null, level=null, likeNumber=33, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=18442, encryptionId=fd271844257, topicName=VIP)], attachment=null, authenticateStatus=null, createdAvatar=null, createdBy=933235833639, createdName=chendoc254, createdTime=Thu Jul 01 09:26:53 CST 2021, time=2021-07-01, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=807267, encodeId=7c2480e26734, content=学习了!!!, beContent=null, objectType=article, channel=null, level=null, likeNumber=104, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=http://thirdwx.qlogo.cn/mmopen/vi_32/cfAga8yZoHHNOgtibg56PeF5IjxMDN3QGUhwaA0ajtYCK820LWm9ichhvK8qGR4UicdwXjaQaI0C2micrVtPVLR2Pg/132, createdBy=4d272008116, createdName=1e1e2f4dm85(暂无匿称), createdTime=Mon Aug 10 14:13:47 CST 2020, time=2020-08-10, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=806064, encodeId=44368060642e, content=学习了,感谢分享, beContent=null, objectType=article, channel=null, level=null, likeNumber=98, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20200803/d669a8255ef042b4b50cb4b323fac1e4/3da0f519fc71432ca9a2f4c05279c082.jpg, createdBy=a8312408082, createdName=chenny, createdTime=Tue Aug 04 09:49:09 CST 2020, time=2020-08-04, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=805929, encodeId=f47a805929d0, content=希望能快一些, beContent=null, objectType=article, channel=null, level=null, likeNumber=88, replyNumber=0, topicName=null, topicId=null, topicList=[], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20200803/19a741c8050a4b7e811de3fccab37b3a/15da59a31dad4c739764e7daf8e29fd2.jpg, createdBy=66495408553, createdName=ms6000000209096427, createdTime=Mon Aug 03 15:38:09 CST 2020, time=2020-08-03, status=1, ipAttribution=), GetPortalCommentsPageByObjectIdResponse(id=805902, encodeId=a5a7805902e7, content=<a href='/topic/show?id=46ce580e865' target=_blank style='color:#2F92EE;'>#新冠肺炎#</a>是不是真有用还需要临床研究。, beContent=null, objectType=article, channel=null, level=null, likeNumber=102, replyNumber=0, topicName=null, topicId=null, topicList=[TopicDto(id=58078, encryptionId=46ce580e865, topicName=新冠肺炎)], attachment=null, authenticateStatus=null, createdAvatar=https://img.medsci.cn/20220519/c2ab253484ee4527a2d4e9589a4821ac/45de9bf494a54becb2ea4369c9d11e85.jpg, createdBy=7a3710, createdName=lovetcm, createdTime=Mon Aug 03 13:26:32 CST 2020, time=2020-08-03, status=1, ipAttribution=)]
    2020-08-03 lovetcm

    #新冠肺炎#是不是真有用还需要临床研究。

    0

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PLoS One:用抗刺突蛋白测定新型冠状病毒抗体水平:在免疫功能低下的患者中,是否存在一个特定的保护阈值?

对新冠肺炎病毒的保护被认为取决于针对该病毒的特异性抗体的存在,以及免疫系统其他成分如T细胞的功能。

《预防新型冠状病毒感染公众佩戴口罩指引(2023年4月版)》印发(附解读)

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