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。680Please respect copyright.PENANALZ4fYAmI8h680Please respect copyright.PENANAlrkfxkhYDn
680Please respect copyright.PENANAsCMhbUrH9c
(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。680Please respect copyright.PENANASe5tkhMszl680Please respect copyright.PENANAq8bp0URoWu
680Please respect copyright.PENANAhbsKTq9G64
680Please respect copyright.PENANAzzNZhxQUkS
(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。680Please respect copyright.PENANAYyq6LDjL6b
譬如說,PLN5就是一種引領油脂抵達粒線體的蛋白質。680Please respect copyright.PENANA1eNb8kQumK680Please respect copyright.PENANATTjcCbtFJw
680Please respect copyright.PENANAyw95Dy0zVY
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。680Please respect copyright.PENANAh6YXOjB8tv
680Please respect copyright.PENANAzccRaVAFrV
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。680Please respect copyright.PENANA6iwPsiOSZr
680Please respect copyright.PENANAqu5HTEJAov
680Please respect copyright.PENANAWe0yZVofxQ
(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。680Please respect copyright.PENANASJIORY1jL6680Please respect copyright.PENANAUdkR7nn01G
680Please respect copyright.PENANA1ajHm8s11p
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。680Please respect copyright.PENANAmMP9JxKg7k
680Please respect copyright.PENANA56vTbcClOp
680Please respect copyright.PENANAucnikKEoF0
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。680Please respect copyright.PENANAB5Bn8oUGjG
680Please respect copyright.PENANAwCsFk9CfVj
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/toc680Please respect copyright.PENANAseKgsjC9oh
680Please respect copyright.PENANALwdWnUCGFK
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。680Please respect copyright.PENANAJr8ihmBejg
680Please respect copyright.PENANA35hjtxSku0
Link:680Please respect copyright.PENANAWQCzFTkZ5Y
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio680Please respect copyright.PENANANfAVaEsNqL
680Please respect copyright.PENANASjsW1NBjHO
680Please respect copyright.PENANAqsbZrsb3G5
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。680Please respect copyright.PENANAFst1hQMXZ4
680Please respect copyright.PENANA7nGMwQsSxK
Ref1:https://science.sciencemag.org/content/370/6514/eaay8085680Please respect copyright.PENANAoSF5hZSB4q