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。634Please respect copyright.PENANAmrftnNGp5Q634Please respect copyright.PENANAxn0hFKr6OH
634Please respect copyright.PENANA3uJRn8P5UO
(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。634Please respect copyright.PENANAYqDfPa0lsA634Please respect copyright.PENANA2x293xQNsd
634Please respect copyright.PENANABp6dy2BQRj
1.Azole634Please respect copyright.PENANAJtYcdTPXOw
抑制構成細胞膜的Ergosterol產生634Please respect copyright.PENANAAv9BNIAmmj
2. Polyene634Please respect copyright.PENANAQ5VThZv3p6
消耗細胞膜的Ergosterol634Please respect copyright.PENANAUOAMMEbV79
3. Echinocandins634Please respect copyright.PENANA9pGSd89XMX
抑制構成細胞外層的糖分組織產生634Please respect copyright.PENANADNPlbgr5gI
634Please respect copyright.PENANAF2hAFfylAD
634Please respect copyright.PENANAi08ulKPzGY
(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。634Please respect copyright.PENANASYX02thbd8634Please respect copyright.PENANA4luKNuompE
634Please respect copyright.PENANA9TldBVG9r7
它能夠透過血液循環系統走進全身各部位,引發感染。634Please respect copyright.PENANAO8FMniMwpu
634Please respect copyright.PENANA8OFGxQGyAT
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)。634Please respect copyright.PENANAzuLABJT3C0
634Please respect copyright.PENANAQEQPCfRP9L
(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。634Please respect copyright.PENANASKtnSHgJzE634Please respect copyright.PENANAooaeXQKByo
634Please respect copyright.PENANAUs9aVVzHKk
Turbinmicin能有效抑制不同真菌品種,包括Candida auris。634Please respect copyright.PENANA8Px9lkTALJ
634Please respect copyright.PENANAON28GMokPN
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。634Please respect copyright.PENANAuQ5tyiLNQV
634Please respect copyright.PENANAG3E2GtmqtA
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。634Please respect copyright.PENANArmZQRgu61g
634Please respect copyright.PENANAPQruErktVi
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。634Please respect copyright.PENANA7P82okNq8h
634Please respect copyright.PENANAD4QL0v8XYH
634Please respect copyright.PENANAnQe38hWuOg
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。634Please respect copyright.PENANAzWe85aUl6d
634Please respect copyright.PENANAsdUenEZwbY
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。634Please respect copyright.PENANAhT0Y2mlv0g
634Please respect copyright.PENANAGqucw070sj
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/toc634Please respect copyright.PENANALTJc2GOk7t
634Please respect copyright.PENANAGzuhrLKVvJ
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。634Please respect copyright.PENANAM5C9IId15P
634Please respect copyright.PENANAN8bdqkwwdi
Link:634Please respect copyright.PENANAON9YW1AcEJ
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio634Please respect copyright.PENANAfmvzjMXzsT
634Please respect copyright.PENANAnhgXXZ3ByK
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。634Please respect copyright.PENANAL9egWtE9ye
634Please respect copyright.PENANAYHVh2w9j6q
https://www.instagram.com/potatopigtongue/634Please respect copyright.PENANAJ4GE58oMpK
634Please respect copyright.PENANAUWA2JdJrzZ
Ref1:https://www.nejm.org/doi/full/10.1056/NEJMc1900112634Please respect copyright.PENANAiRVKf8ELL1
Ref2:https://science.sciencemag.org/content/370/6519/974634Please respect copyright.PENANAk38RvmbTYl