要通過癌症藥物臨床研究,其中的一道標準就是藥物有高度效率殺滅癌細胞。518Please respect copyright.PENANAupF1qUNacN518Please respect copyright.PENANAoKyaX0BWe1
518Please respect copyright.PENANAkF9f2UCHBH
追求高效率無可厚非,但以這個例子中,101個病人中,只有1人見效,是否真的代表要放棄這藥呢?518Please respect copyright.PENANAG3dVIFYfda
518Please respect copyright.PENANAGHAXV2t0Ao
(圖2)在一次Phase2臨床研究中,Everolimus藥物未能在大部份病人中見得到成效,唯獨在一名病人中出現奇效。518Please respect copyright.PENANAG4pV6crdS5518Please respect copyright.PENANALz8BgTdNHo
518Please respect copyright.PENANAbcT6vlCJh7
圖中紅箭嘴所指的位置為腫瘤所在地。用藥6個月後,腫瘤完全消失,情況一直持續至2年半有多。518Please respect copyright.PENANAmShokcYJEm
518Please respect copyright.PENANAZudyIAsbHp
這個情況下,又是否應該放棄這藥物,就這樣以奇蹟二字來解釋此事作罷呢?518Please respect copyright.PENANAqUFXpA1BJN
518Please respect copyright.PENANAB90ptWAE70
(圖3)有科學家死心不惜(Ref1),致力研究那名病人為何會對此藥作出如此正面的效果。518Please respect copyright.PENANALkCltRuYwy518Please respect copyright.PENANAKDmdyHeclK
518Please respect copyright.PENANAbgZgjkTmHH
最後確認原因是那名病人同時在兩道基因NF2及TSC1出現變異,引致該藥物的機制更能有效針對癌細胞。518Please respect copyright.PENANAS2F5NCSLMi
518Please respect copyright.PENANAcEigd7sQK5
那場臨床研究主要是針對膀胱癌病人,而膀胱癌同時會出現這兩種基因變異的機率非常之低,因此研究結果非常參差。518Please respect copyright.PENANAwQbPV7qfv4
518Please respect copyright.PENANAaJ3QBII837
但是,倘若將來有其他癌症病人同時擁有這兩道基因變異呢?518Please respect copyright.PENANAODrzy5tsq6
如果此藥物能有效應付出現這兩道變異基因的癌症,那麼藥物是否還是值得推出市場呢?518Please respect copyright.PENANAaEVNRDtZjD
518Please respect copyright.PENANA97J95AbiA4
無論如何,此藥最後在2012及2018年被FDA認可,可用作醫療與TSC基因變異有關的症狀。518Please respect copyright.PENANAEQvfIqr1sI
那份科學家死心不惜的研究是否有作出相關功勞,並沒有真接證據可顯示得到。518Please respect copyright.PENANAbZN0s8Kkxo
518Please respect copyright.PENANACUvhL1B0h2
但這份研究明顯地帶出了一道訊息,就算新藥沒能對大部份的病人見效,亦是值得擺放努力剖析為何會對小部份人見效,分分中可能會有意外的收獲,增進開放藥物的新方向。518Please respect copyright.PENANADh20tLN82H
518Please respect copyright.PENANA0ELGB0Q3bf
518Please respect copyright.PENANAXopfUReD4f
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。518Please respect copyright.PENANA4M7nlfhHka
518Please respect copyright.PENANA7BdlDQK3oN
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/toc518Please respect copyright.PENANA7AxuPxQ18L
518Please respect copyright.PENANArwHWUoj1gH
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。518Please respect copyright.PENANAPBeuqxY8m6
518Please respect copyright.PENANAtamNxbeWQ8
Link:518Please respect copyright.PENANAhhfd1IXos3
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio518Please respect copyright.PENANAu1So4cDEve
518Please respect copyright.PENANAcjzHh6Edo1
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。518Please respect copyright.PENANA94zlkMHHaa
518Please respect copyright.PENANAQWJssAILQM
https://www.instagram.com/potatopigtongue/518Please respect copyright.PENANAb8XeM29S48
518Please respect copyright.PENANApvZVe9mJkJ
518Please respect copyright.PENANAlCqaVfINrX
Ref1:https://pubmed.ncbi.nlm.nih.gov/22923433/
00
ns216.73.216.45da2