癌細胞有各種手段逃避我們身體免疫系統的追捕,其中之一的手段就是在表面上表達名為PDL1的蛋白質。467Please respect copyright.PENANAZIrKtxRIhl
467Please respect copyright.PENANAFDX0GcKvdj
467Please respect copyright.PENANAq8NUyMSlNq
免疫系統細胞表面的PD1蛋白質與PDL1確認的話,便不會追殺癌細胞,任由惡勢力增長。467Please respect copyright.PENANAwKp4b8chnD
467Please respect copyright.PENANA907buElP7T
467Please respect copyright.PENANA9DN5I4UhzD
(圖2)用抗體阻擋PD1,導致免疫系統細胞不再受癌細胞蒙騙,繼而懂得消滅癌細胞,就是免疫治療的精髓所在。467Please respect copyright.PENANADw34DO4JgP
467Please respect copyright.PENANAQHKR0MxFPZ
467Please respect copyright.PENANAhFzCjNuhBv
只不過,若癌細胞沒有表達PDL1蛋白質的話,此方法便不奏效。467Please respect copyright.PENANA4Mh0jIcu5m
467Please respect copyright.PENANA6OGc4viqQi
而且就算癌細胞真的是有表達PDL1蛋白質,此方法對某一些病人亦不太見效。467Please respect copyright.PENANAkqyApgwuB8
467Please respect copyright.PENANADY6mlNPrsO
免疫治療延伸閱讀:https://www.penana.com/article/471125467Please respect copyright.PENANA0xbifxAecH
467Please respect copyright.PENANAKjUF0rghdI
(圖3)有研究發現,腸道的細菌群組能夠影響免疫治療的效果。467Please respect copyright.PENANAXHWGCAlPZW
467Please respect copyright.PENANAI5mXea7EVi
467Please respect copyright.PENANAYSlM6nmRIm
因此,有臨床研究嘗試將對免疫治療有效的病人的腸道細菌,以手術及口服糞便藥丸的方法移植到對免疫治療無效的病人腸道,試驗能否增強免疫治療的效用。467Please respect copyright.PENANAlUakOGSQm5
467Please respect copyright.PENANA88HnUbhoT5
(圖4)利用糞便移植手段,原先對免疫治療無效的病人亦出現顯著的效果。467Please respect copyright.PENANAmweH6I8Fjj
467Please respect copyright.PENANA2ksb7hmTMR
467Please respect copyright.PENANAO2jHi7Om6r
是次研究共有五名試驗者,有三名出現了正面效果。其中一名病患在半個月後,身上的皮膚癌更是完全消失。467Please respect copyright.PENANAdAJHAHnHIw
467Please respect copyright.PENANAZ1HxSrtI1l
467Please respect copyright.PENANAhlKAEQfFFM
467Please respect copyright.PENANAHYVVkicZ52
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。467Please respect copyright.PENANAqkZfOq2Kad
467Please respect copyright.PENANA9jE1p8UmtS
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/toc467Please respect copyright.PENANAkZJUi19fLo
467Please respect copyright.PENANA97vE1BsTch
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。467Please respect copyright.PENANAmWzNfhm9VY
467Please respect copyright.PENANADcwxq9CSsY
Link:467Please respect copyright.PENANAFC7VokGzyD
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio467Please respect copyright.PENANAegqNzJlm1I
467Please respect copyright.PENANAGtVdBxNbPd
467Please respect copyright.PENANAmbAQN3nbYV
基於WhatsApp/Facebook等問題,IG將不會再作更新,只會寄居本土LIHKG及Penana。467Please respect copyright.PENANAJfgvc4bkZM
467Please respect copyright.PENANAmVQQxhnn9E
Ref1:https://science.sciencemag.org/content/early/2020/12/09/science.abb5920467Please respect copyright.PENANAkjmVQbbqLJ
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科普專欄–薯不揀單
Author:
薯仔聞茱莉
ISSUE #136
三十秒科學–你敢唔敢食?
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