大部份的人體細胞均會藏有油脂。當細胞需要能源的時候,油脂可以在粒線體裡頭分解成為能源。701Please respect copyright.PENANAtaB4DY5kNK701Please respect copyright.PENANAQOhlldXaVz
701Please respect copyright.PENANAPWKY7u3W3N
(圖2)有科學家發現(Ref1),當有細菌入侵細胞的時候,細胞的油脂數量會增加,但相應的體積亦會有所縮小。701Please respect copyright.PENANAujXOZBC5tH701Please respect copyright.PENANA9oZqWIA1m6
701Please respect copyright.PENANAJWP27RO3kS
701Please respect copyright.PENANA04cpx5NA5H
(圖3)油脂除了能量儲存功用外,亦提供了各種蛋白質聚集的地方。701Please respect copyright.PENANA46Ed3nspbo
譬如說,PLN5就是一種引領油脂抵達粒線體的蛋白質。701Please respect copyright.PENANA9bfSL4ztQs701Please respect copyright.PENANA6rZgxMsrTz
701Please respect copyright.PENANA1LKsR93up4
科學家在文中指出,當有細菌入侵細胞的時候,油脂上的PLN5蛋白質就會減少,取而代之會有各種與免疫系統有關的蛋白質黏附在油脂上,並傾向與細菌接觸。701Please respect copyright.PENANAg5D38mJcK4
701Please respect copyright.PENANAlSlVg2jSlW
箇中油脂上其中一種名為Cathelicidin的蛋白質便有著破壞部份細菌的外壁功效。701Please respect copyright.PENANAvcaiPHzqBQ
701Please respect copyright.PENANA5AfgJhlfsW
701Please respect copyright.PENANAlawzPJ4EXw
(圖4)隨著油脂用作對付細菌的關係,油脂再也無瑕抵達粒線體作分解能源之用。因此在對抗入侵者期間,細胞亦會因而傾向轉用葡萄糖作為能量來源。701Please respect copyright.PENANAtci2I49S5c701Please respect copyright.PENANAJjeouU2sCw
701Please respect copyright.PENANA1pWPcD0Pkv
之於如何善用這種知識來研發對抗感染的療法,那將會是科學家們日後的命題。701Please respect copyright.PENANAbTSIBfUmtw
701Please respect copyright.PENANA2BJLnIce37
701Please respect copyright.PENANA983e446lTK
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。701Please respect copyright.PENANAk0pxJ3ww2N
701Please respect copyright.PENANAfWxLuLD6hy
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/toc701Please respect copyright.PENANAbGwXxjn8A2
701Please respect copyright.PENANALYufrrKuLJ
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。701Please respect copyright.PENANA6lqR6SDHZu
701Please respect copyright.PENANACJiMOh5sUe
Link:701Please respect copyright.PENANAUGLbovG8ID
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio701Please respect copyright.PENANAUoHFa0Cn11
701Please respect copyright.PENANAiULIPGwnjI
701Please respect copyright.PENANA9jcCT07UpN
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。701Please respect copyright.PENANAxySefIEdiq
701Please respect copyright.PENANAZz44Q40B3i
Ref1:https://science.sciencemag.org/content/370/6514/eaay8085701Please respect copyright.PENANAIF2oeuvbWO