2018年3月,前俄羅斯間謀Sergei Skripai及其女兒在英國被人下毒,毒藥被證實為蘇聯在冷戰時期所研發的神經毒素Novichok。1050Please respect copyright.PENANAdHFeA4tGNh
1050Please respect copyright.PENANAqIjWMSFI5E
2020年8月20日,一名極力反對普京的社會領袖Alexei Navalny,亦遭受到同類型的毒素傷害,表面證據暫時相信為被人在茶裡下毒。1050Please respect copyright.PENANA3Wfoq5gzN0
1050Please respect copyright.PENANAGnmJbW32ZJ
本篇深入淺出,將會簡述神經系統的運作,以及神經毒素Novichok的機制。1050Please respect copyright.PENANA1sTC15RhgU
1050Please respect copyright.PENANA3Bjgaed60e1050Please respect copyright.PENANAFiBhGyR4Sq
1050Please respect copyright.PENANAGR8gwARn73
(圖1)神經線負責傳遞信息,為身體內的橋樑。橋樑並不是緊密相扣著的,一條神經線質另一條神經線互相均有著一道空隙。1050Please respect copyright.PENANA6qvqfOPCUd
1050Please respect copyright.PENANAY1po4iA9gH
1050Please respect copyright.PENANAsbE5MdzPTj1050Please respect copyright.PENANAQNWx3LFKz2
1050Please respect copyright.PENANAa2Wmq1rvlD
(圖2)訊息在神經線中主要是以電流的方式傳遞。1050Please respect copyright.PENANAz3BLvW2PfP
1050Please respect copyright.PENANAHCqqavENh6
電流來到神經線A的末端後,便會觸發ACh釋出,使ACh來到神經線之間的空隙。1050Please respect copyright.PENANAKnfS4tjVPv
1050Please respect copyright.PENANAEsRwzaHSqZ
ACh與另一神經線的Receptor結合後,便會觸發新一道的電流產生,使訊息一直能傳遞到終點。1050Please respect copyright.PENANA7oEbuS3ytL
1050Please respect copyright.PENANA4FTPovyFer
1050Please respect copyright.PENANAxvCIW3IpeB1050Please respect copyright.PENANAOnynl1muCz
1050Please respect copyright.PENANAL7Xx46GBt8
(圖3)神經線空隙的AChE負責分解ACh,以免電流長期持續產生。1050Please respect copyright.PENANAVJUbdsC78v
1050Please respect copyright.PENANA3AYAx7R2jx
而俄國最愛的神經毒素Novichok則會與AChE合併及抑制AChE的功能,導致ACh不會被分解,使ACh無了期與神經線的Receptor結合,長期產生神經線電流的傳播,導致患者出現抽搐、癲癇等症狀,沒能適時治療的話更會導致死亡。1050Please respect copyright.PENANAQOqIfxeTdB
1050Please respect copyright.PENANAN9YFJf7rkX
解毒劑暫時有幾種,Atropine能阻截ACh與Receptor合併,Pralidoxime能夠促使Novichok無法與AChE結合。1050Please respect copyright.PENANACH8KYn9LL0
1050Please respect copyright.PENANAmwhZowjUDd
這些解毒劑雖然可以使患者康復起來,但患者的認知及肌肉功大有可能會有收到永久性的損害。1050Please respect copyright.PENANAetDmTnyWzA
1050Please respect copyright.PENANArm2IpxvVzz
如果想我快啲出文的話,請入去Penana網站科普專欄–薯不揀單俾一個like以及Bookmark,這對我非常之重要。1050Please respect copyright.PENANAlZrtEbPtDN
1050Please respect copyright.PENANAdEWiXkjlD5
Link: https://www.penana.com/story/66244/%E7%A7%91%E6%99%AE%E5%B0%88%E6%AC%84-%E8%96%AF%E4%B8%8D%E6%8F%80%E5%96%AE/toc1050Please respect copyright.PENANATqmttbJ6qf
1050Please respect copyright.PENANAVmteCiNUok
同時亦可以在Penana網站裡按「買一嚿/半嚿薯仔」,以課金的方式推動我繼續搜羅資料寫文,多謝。1050Please respect copyright.PENANAaLFrAGxQxq
1050Please respect copyright.PENANAaKvgJZxfgA
Link:1050Please respect copyright.PENANAnwawTQJTFj
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio1050Please respect copyright.PENANAAVjnxIkp0E
1050Please respect copyright.PENANAM3mLkfYijw
1050Please respect copyright.PENANAYe0EzPvldE
有興趣接收科普資訊的話,歡迎follow IG: potatopigtongue。1050Please respect copyright.PENANAC91SYqBHSm