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。629Please respect copyright.PENANABDQSBlP957629Please respect copyright.PENANAPU47WTGz5K
629Please respect copyright.PENANA6asA8VYWAl
(圖2)根據密度及體積,脂蛋白可分成為不同種類。629Please respect copyright.PENANA72srZMCYbW629Please respect copyright.PENANALnxotXXXJT
629Please respect copyright.PENANAB2kl4DxcAQ
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。629Please respect copyright.PENANAB9SdwKANJw
629Please respect copyright.PENANAxE5cheFnc9
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。629Please respect copyright.PENANAouYLlDwdk9
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。629Please respect copyright.PENANAWVe34GBAGs
629Please respect copyright.PENANAVDa0cEaXZo
629Please respect copyright.PENANAmynuB8DL1z
(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。629Please respect copyright.PENANAVKa5yj5t0A629Please respect copyright.PENANAJBGqrgmY6M
629Please respect copyright.PENANAB9zAB1pV4H
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。629Please respect copyright.PENANAvkZiOJU76Z
629Please respect copyright.PENANAnE2GcPoKbo
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。629Please respect copyright.PENANATEYzxBvbNk
629Please respect copyright.PENANAJd2nLT9mRp
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。629Please respect copyright.PENANAOKLEe7AB0j
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。629Please respect copyright.PENANA9A8UcU49IB
629Please respect copyright.PENANAc6YzDn4tvm
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。629Please respect copyright.PENANA6FK8rgo0FH
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。629Please respect copyright.PENANArFAiUjrxQw
629Please respect copyright.PENANAE8SxEt8Mei
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。629Please respect copyright.PENANAbLGGH3I13s
629Please respect copyright.PENANAIx4HcSUqpN
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/toc629Please respect copyright.PENANAbrkgxxEanl
629Please respect copyright.PENANAJWoeYiT6jD
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。629Please respect copyright.PENANAe51JiPLWyk
629Please respect copyright.PENANAiS0g5goKYG
Link:629Please respect copyright.PENANAlT6rtQc0z9
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio629Please respect copyright.PENANA9vo5BGDyxX
629Please respect copyright.PENANAu6bQJbwSs5
629Please respect copyright.PENANANvXZrVXzBM
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。629Please respect copyright.PENANA1IXQBtMTZu
629Please respect copyright.PENANAcZpXdCU7c7
Ref1:https://pubmed.ncbi.nlm.nih.gov/8561503/629Please respect copyright.PENANAVKJsv5c0lI
Ref2:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7225778/629Please respect copyright.PENANALWBuXWIHps
arrow_back
科普專欄–薯不揀單
more_vert
-
info_outline 資料
-
toc 目錄
-
share 分享
-
format_color_text 介面設置
-
exposure_plus_1 推薦
-
打賞
-
report_problem 檢舉
-
account_circle 登入
X
科普專欄–薯不揀單
作者:
薯仔聞茱莉
![薯仔聞茱莉](https://static2.penana.com/fit-in/24x24/images/users/large/10/56/10560680635a34d605a71d62.38826921-27349.jpeg)
篇 #165
三十秒科學–降膽固醇藥
喜歡 1
閱讀 625
書籤 148
campaign
催更 0
打賞
![](https://static2.penana.com/img/social/facebook.png)
按此加載下一章
X
每次催更後,作者都會收到通知!
smartphone100 → 催更
×
寫下你喜歡這個故事的地方
×
對此喜歡的人