真菌感染(Fungi Infection)約引致全球每年約二百萬人的死亡,而現今對抗真菌(Fungi)的藥物類別主要共分為三大類別。561Please respect copyright.PENANAQ9gdWhlcGh561Please respect copyright.PENANAuGlXIBxKz5
561Please respect copyright.PENANATVMzCckPkS
(圖2)三大類別的藥物機制雖有不同,但最終目的均是透過破壞真菌的外層結構來抑制其生長。561Please respect copyright.PENANAvArM7GDf0B561Please respect copyright.PENANAGpovIevW0h
561Please respect copyright.PENANA7iKCYtk52H
1.Azole561Please respect copyright.PENANAnBUbW5QAjC
抑制構成細胞膜的Ergosterol產生561Please respect copyright.PENANAfjTDsisuUX
2. Polyene561Please respect copyright.PENANAi7NNQv3Wy8
消耗細胞膜的Ergosterol561Please respect copyright.PENANAfCrEMBxgoD
3. Echinocandins561Please respect copyright.PENANAMZSxr9Sknb
抑制構成細胞外層的糖分組織產生561Please respect copyright.PENANAC2bs34EzKc
561Please respect copyright.PENANAJqwB0eN9p0
561Please respect copyright.PENANAFQMhG4F660
(圖3)然而,現今出現了某一類別的Candida auris,上述三款的藥物均對它無法作出顯著功效。561Please respect copyright.PENANACuMubmw2Fp561Please respect copyright.PENANAanuNmfGeWp
561Please respect copyright.PENANAwDF1PcE9UH
它能夠透過血液循環系統走進全身各部位,引發感染。561Please respect copyright.PENANAx9cPG1Mdll
561Please respect copyright.PENANAWXvR9cfAxu
就在2018年,英國急症室病人出現大規模Candida auris的感染,後來證實為共用探熱針所致(Ref1)。561Please respect copyright.PENANAd3sXhPzy8g
561Please respect copyright.PENANAJRLXoTyZeJ
(圖4)有科學家近日發表文章(Ref2),在居住在深海生物的微生物中分離出命名為Turbinmicin的天然物質。561Please respect copyright.PENANAWqzSnjz2EB561Please respect copyright.PENANAQPh3CpN8NF
561Please respect copyright.PENANAKizoaDT4L3
Turbinmicin能有效抑制不同真菌品種,包括Candida auris。561Please respect copyright.PENANARzKSyGSQwa
561Please respect copyright.PENANAvL2a7TsCHz
它的機制乃為影響內部的蛋白質運輸,與現今三類抑制外圍結構的機制不同,可能因而能夠擊殺得到抵擋現今三大類藥物的Candida auris。561Please respect copyright.PENANAzrj9knY8X4
561Please respect copyright.PENANA3aKXr3WRzL
它並不會對人體的紅血球造成傷害,高劑量的使用亦沒有對老鼠做成影響,同時亦能治理Candida auris在老鼠體內所引發的感染。561Please respect copyright.PENANAYo8Rfc7Yjf
561Please respect copyright.PENANA4R2jIqwmKW
但會否引起副作用或其他問題,還需要進一步的研究確實後,才能開啟人類試驗。561Please respect copyright.PENANAPM2uo3EG5d
561Please respect copyright.PENANAwviOIoX2AM
561Please respect copyright.PENANApKmYuYbv9n
深海一直是未被深入發掘的領域,這一次找到對抗耐藥真菌曙光,日後可能會繼續有意想不到的驚喜。561Please respect copyright.PENANAN4w5j5AWFE
561Please respect copyright.PENANAXH6MiqGIUr
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。561Please respect copyright.PENANADy2DfXLs7c
561Please respect copyright.PENANAb1jDBruW6F
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/toc561Please respect copyright.PENANAkzhbXOCbbJ
561Please respect copyright.PENANA5ootdGRIFT
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。561Please respect copyright.PENANA9BBsTOGiUt
561Please respect copyright.PENANAOonmBUcaXK
Link:561Please respect copyright.PENANAMqSG7SS2f4
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio561Please respect copyright.PENANAYhu5bUkANX
561Please respect copyright.PENANApCKCjtabkv
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。561Please respect copyright.PENANAWOUGF0x5Yc
561Please respect copyright.PENANAhoAc8DXuFi
https://www.instagram.com/potatopigtongue/561Please respect copyright.PENANAfXNabqQg9E
561Please respect copyright.PENANAAKYWems1Ej
Ref1:https://www.nejm.org/doi/full/10.1056/NEJMc1900112561Please respect copyright.PENANAV8DOkzhV5K
Ref2:https://science.sciencemag.org/content/370/6519/974561Please respect copyright.PENANACuSjZzTwmO