當攝取碳水化合物或蛋白質過量於日常所需的時候,兩者均可被細胞作為製作脂肪的材料。797Please respect copyright.PENANAvBu9hQ4V5T797Please respect copyright.PENANAs8rw0Y4hWA
797Please respect copyright.PENANA0IRGLCJX6e
(圖2)無論是碳水化合物抑或是蛋白質,在新陳代謝的作用底下均有機會轉變為Citrate,而Citrate正是製作脂肪的重要原料,最終可用作成為能源用途、建構細胞膜的材料、荷爾蒙、以及肚腩油脂細胞內的油脂粒。797Please respect copyright.PENANAjPu263Be7r797Please respect copyright.PENANABdC8K8wPCK
797Please respect copyright.PENANA4EkytPUWLc
(圖3)從碳水化合物或是蛋白質所得來的Citrate,起初是位於粒線體(Mitochondria)內的,而粒線體則有蛋白質負責將Citrate送到細胞質(Cytoplasm)去。797Please respect copyright.PENANASiFXv3dmFT797Please respect copyright.PENANA7VITmJ9Sl1
797Please respect copyright.PENANA5VY0H29SB1
797Please respect copyright.PENANATZ4UCT3JwB
位於粒線體(Mitochondria)的Citrate只會用在製作細胞能量用途上。797Please respect copyright.PENANA7j87ksnhBR
797Please respect copyright.PENANAnPMw70mI1e
而處於細胞質(Cytoplasm)的Citrate則通通用在建構細胞膜的材料、荷爾蒙、以及肚腩油脂細胞內的油脂粒。797Please respect copyright.PENANASNBx82kvBI
797Please respect copyright.PENANA8CmjYYNL2I
原因相信是因為製作能量的酶素均位於粒線體內,而製作脂肪的各種酶素則處於細胞質內。797Please respect copyright.PENANAI1EItwQYBW
將各種用途的酶素分別放在細胞不同的位置,因而達致分工合作、避免把工作混淆的效果,可見細胞背後其實是多麼的心思熟慮。797Please respect copyright.PENANAuCBiIMqvoA
797Please respect copyright.PENANAsZl5jISfTk
細胞質及粒線體雖然同在一顆細胞內,地理上同在一域,但粒線體內有著自己的一套基因,「血統」上始終是親疏有別,情形就如國內科興疫苗的注射條件為限於59歲以下及沒有長期疾病的人士,而香港則不設限制,讓各年長人士盡情注射,承受風險。797Please respect copyright.PENANAUI7b2JEHcW
797Please respect copyright.PENANAbCS6eCgHRa
無論如何,國內及香港兩地互相合作,最終必能得出科興疫苗對年長人士的成效及會否出現不理想副作用的數據。797Please respect copyright.PENANA4Ll4B74GOK
797Please respect copyright.PENANAnONVAPfzC6
797Please respect copyright.PENANARtGdvtzuUM
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。797Please respect copyright.PENANAQ978uQIBFr
797Please respect copyright.PENANAoNrD4wCxAG
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/toc797Please respect copyright.PENANAMGZM7rLHjI
797Please respect copyright.PENANALGGQnojYOk
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。797Please respect copyright.PENANAMJ740Td84b
797Please respect copyright.PENANAJGE2GUyWWu
Link:797Please respect copyright.PENANAdX1bP8Oukm
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio797Please respect copyright.PENANAyWPcG6x8nS
797Please respect copyright.PENANAWXtXcvCPZ4
797Please respect copyright.PENANA7iKV5O15Cs
除非Facebook及IG重開侵侵的account,否則我的IG將不會再作更新,只會寄居本土LIHKG及Penana。
0
0