油並無法容易溶於水裡,因此當脂肪從我們身體的血液循環系統時,便需要依靠蛋白質的輔助,合體成為脂蛋白(Lipoprotein),才能方便於血液中流動行走。891Please respect copyright.PENANAtW2R75es5H891Please respect copyright.PENANA9PUmZ8vSfY
891Please respect copyright.PENANAg47RJHUy43
(圖2)根據密度及體積,脂蛋白可分成為不同種類。891Please respect copyright.PENANAu2PAz8GwBA891Please respect copyright.PENANAiFDEod4mEC
891Please respect copyright.PENANAoIVwEkvO1N
Low Density Lipoprotein(LDL)主要負責從肝臟把油脂傳送到各器官,而血液LDL含量長期高企的話,患上心臟病或中風的機會亦會高企,因此經常被冠稱為壞膽固醇。891Please respect copyright.PENANAyy5Rh16VpT
891Please respect copyright.PENANAn1qs8Ab8wX
而當細胞尤其是肝臟細胞內的膽固醇過多的話,便會以High Density Lipoprotein(HDL)的形式排出細胞外。891Please respect copyright.PENANAmPedHPYZpt
細胞內含有過多膽固醇的話便會觸發細胞進行死亡的機制,基於HDL能把它們帶出細胞外,避免壞事發生,因此亦被稱之為好膽固醇。891Please respect copyright.PENANAFpraCw32Px
891Please respect copyright.PENANAsTsi1Or3ft
891Please respect copyright.PENANAwSHcQlzDRH
(圖3)細胞可從外間直接攝取膽固醇,又或者是從其他原料自行製作膽固醇。891Please respect copyright.PENANAEF2Fg99zEE891Please respect copyright.PENANAjEWXoLepKh
891Please respect copyright.PENANAtOewe7XbvG
降膽固醇藥Statin能夠抑制其中一隻參與製作膽固醇過程的酶素,導致膽固醇的製作無法順利完成。891Please respect copyright.PENANAryBHToYrJo
891Please respect copyright.PENANA9MHGLf0Tkn
而細胞在藥物的誤導下,以為是自己因為吸收不足夠的LDL,所以無法製作膽固醇,因此便會增大吸收外間LDL的能力,得出的結果就是把血液裡的壞膽固醇含量大幅度下降。891Please respect copyright.PENANAdy8JGYLQ9G
891Please respect copyright.PENANAkKarSEnNdK
能降低血液LDL含量固然是一件好事,畢竟血液LDL含量與心臟病中風等疾病有著密切的關聯。891Please respect copyright.PENANA0YqI591y9h
但亦有一些統計數據指出服用Statin會增加患癌風險,其機制現時尚未能搞得清楚。891Please respect copyright.PENANAEp9jXpZm4O
891Please respect copyright.PENANAPx6V7bNKRK
Statin藥物所抑制的製作膽固醇的機制,箇中亦包含其他有用的有機物及代謝物製作。891Please respect copyright.PENANA5ZhOpybKeo
干涉到那些有機物的製作會否促成癌症生長,還需要大量的研究作出探討。891Please respect copyright.PENANATEguC4utbJ
891Please respect copyright.PENANAmDOSQqWwIW
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。891Please respect copyright.PENANAihmHv3iIqd
891Please respect copyright.PENANAMDeoMUqIbW
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/toc891Please respect copyright.PENANA2fj7O2eApT
891Please respect copyright.PENANA94oTmmUGUN
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。891Please respect copyright.PENANA5cTNB1ktR0
891Please respect copyright.PENANA5lpdQ60ChY
Link:891Please respect copyright.PENANARys17UVQmT
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio891Please respect copyright.PENANAI8PKuCj1dD
891Please respect copyright.PENANA5JemdqWw9N
891Please respect copyright.PENANAp6mZrmebfY
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。891Please respect copyright.PENANAAufRSA9gJ9
891Please respect copyright.PENANA9jF553EJeR
Ref1:https://pubmed.ncbi.nlm.nih.gov/8561503/891Please respect copyright.PENANApgPSV1ZtGw
Ref2:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7225778/891Please respect copyright.PENANAz317t7jMrj