減低食慾從而減少進食,某程度上亦可看成為對抗肥胖或癡肥的其中一道方法。827Please respect copyright.PENANANqC83rf8sy
827Please respect copyright.PENANAS5FXdpJw88
827Please respect copyright.PENANAy59vxIoPyI
一直亦有不少研究試圖探討荷爾蒙與食慾的關係,827Please respect copyright.PENANAP5F1stHd9l
其中之一的目標就是設計出一款能壓抑食慾的藥物,輔助癡肥或糖尿病人的治療。827Please respect copyright.PENANA3ci13ODs7J
827Please respect copyright.PENANA0zY9sji7Kv
827Please respect copyright.PENANAexl6kkxmYD
(圖2)我們的食慾由下丘腦(Hypothalamus)所控制。827Please respect copyright.PENANAHQR4gIyTrQ
827Please respect copyright.PENANAINxHBp37lb
827Please respect copyright.PENANABwOvT35sPR
以非常簡化的角度來說,在飽肚狀態下,含有MC4R蛋白質的神經細胞便會受到刺激,我們的食慾亦會隨之受到壓抑。827Please respect copyright.PENANALa9bsR0oVk
827Please respect copyright.PENANAWcXLO1isdk
相反,在飢餓狀態下,含有MC4R蛋白質的神經細胞便會受到壓抑,我們的食慾亦會隨之而來。827Please respect copyright.PENANAYEbztsdV1j
827Please respect copyright.PENANAoN0Iln7qy7
老鼠缺乏MC4R蛋白質的話,體重亦會明顯上升。827Please respect copyright.PENANACcXH501W4y
而MC4R的蛋白質因基因變異而導致部份功能的喪失,亦能在不少癡肥人士身上記錄得到。827Please respect copyright.PENANAe7w6qrdFnV
827Please respect copyright.PENANAZGQIZ0UqwM
827Please respect copyright.PENANAHqIb6cEhwY
(圖3)刺激MC4R,便能減低食慾,減低食慾,便能減低進食量,有助對抗癡肥。827Please respect copyright.PENANAhdLmoic7FI
827Please respect copyright.PENANAfHnOPqJIyl
827Please respect copyright.PENANAXwjzrunqHU
第一代刺激MC4R的藥物基於其附帶的血壓上升副作用,不得不終止研究及停止發展。827Please respect copyright.PENANAPsGA60XmyC
827Please respect copyright.PENANA2IByRoqQ6G
而好消息的是,最近(2020年11月)FDA批准了新一代刺激MC4R的藥物Setmelanotide,並沒有血壓上升的副作用,在符合對應的條件下可用作體重管理之用。827Please respect copyright.PENANADD8h0qw4WW
827Please respect copyright.PENANAUn3RfCCnZ2
827Please respect copyright.PENANAuQ8xPAo5WR
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。827Please respect copyright.PENANA1By57hhXYL
827Please respect copyright.PENANA1tvJVOCoDq
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/toc827Please respect copyright.PENANAZx51T7xpyP
827Please respect copyright.PENANAtDUmvIbjvM
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。827Please respect copyright.PENANAl4ve2r9tqu
827Please respect copyright.PENANAwhEXEHt247
Link:827Please respect copyright.PENANAsEwGssH5gD
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio827Please respect copyright.PENANA4udp0f3k7f
827Please respect copyright.PENANAiOMcMbTr1v
827Please respect copyright.PENANAHVRq4jO0ss
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。827Please respect copyright.PENANA0xsBnpPvdv
827Please respect copyright.PENANAksjL6LQbk7
Ref1:https://pubmed.ncbi.nlm.nih.gov/33137293/827Please respect copyright.PENANAyzRyTp7pTm
Ref2:https://www.sciencedirect.com/science/article/pii/S2212877821000466827Please respect copyright.PENANAJEsxxaHq0V
Ref3:https://pubmed.ncbi.nlm.nih.gov/9019399/827Please respect copyright.PENANAtfAEe2tLEe
Ref4:https://pubmed.ncbi.nlm.nih.gov/12646665/827Please respect copyright.PENANAS2Q1saaHmc
Ref5:https://pubmed.ncbi.nlm.nih.gov/18454148/827Please respect copyright.PENANA2890GZP1aa
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科普專欄–薯不揀單
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科普專欄–薯不揀單
Author:
薯仔聞茱莉
ISSUE #232
三十秒科學–利用藥物抑制食慾以作對抗癡肥
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