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。1115Please respect copyright.PENANAc1tO7DCqt51115Please respect copyright.PENANANMvfCz6f6U
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一直亦有不少研究試圖探討荷爾蒙與食慾的關係,1115Please respect copyright.PENANAiZ0Q1v55WY
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。1115Please respect copyright.PENANATZGfgpKang
1115Please respect copyright.PENANAh5s7Xwkcib
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(圖2)我們的食慾由下丘腦(Hypothalamus)所控制。1115Please respect copyright.PENANAa2BekOGyT51115Please respect copyright.PENANASMqTDiMvQh
1115Please respect copyright.PENANAPICd9k6BiV
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。1115Please respect copyright.PENANAyxjF3mVB7Z
1115Please respect copyright.PENANAyJJCdZd62S
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。1115Please respect copyright.PENANAZgZHSbq6Kn
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老鼠缺乏MC4R蛋白質的話,體重亦會明顯上升。1115Please respect copyright.PENANAaDRsHoTknj
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。1115Please respect copyright.PENANAieQuUaVHmQ
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(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。1115Please respect copyright.PENANAnlM4p9myMR1115Please respect copyright.PENANAdJhJpfzXsx
1115Please respect copyright.PENANAz7Q08Zrc8Z
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。1115Please respect copyright.PENANAWEgpAgRZma
1115Please respect copyright.PENANAyag8rQ7LHL
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。1115Please respect copyright.PENANArelkIhUMEw
1115Please respect copyright.PENANAlnOROemway
1115Please respect copyright.PENANABvgCPFpQAO
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。1115Please respect copyright.PENANA7DbCss15DB
1115Please respect copyright.PENANAJwAVopre2Q
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/toc1115Please respect copyright.PENANAgItiKHsaze
1115Please respect copyright.PENANAXKEkeDS4Ev
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。1115Please respect copyright.PENANAQwtf4Vk1Wm
1115Please respect copyright.PENANAAqvVecyDBP
Link:1115Please respect copyright.PENANAu7AdAlR99q
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio1115Please respect copyright.PENANAVuRq6DkFSg
1115Please respect copyright.PENANAuc7QAorGkP
1115Please respect copyright.PENANAh5bkC4fJt3
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。1115Please respect copyright.PENANAMshssXf9Ph
1115Please respect copyright.PENANA0yAu49eJNx
Ref1:https://pubmed.ncbi.nlm.nih.gov/33137293/1115Please respect copyright.PENANALJv8HoFohQ
Ref2:https://www.sciencedirect.com/science/article/pii/S22128778210004661115Please respect copyright.PENANA2IQzrSMip9
Ref3:https://pubmed.ncbi.nlm.nih.gov/9019399/1115Please respect copyright.PENANAhWA6fjZgpq
Ref4:https://pubmed.ncbi.nlm.nih.gov/12646665/1115Please respect copyright.PENANA2QjclxGfCs
Ref5:https://pubmed.ncbi.nlm.nih.gov/18454148/1115Please respect copyright.PENANAp0oRpqfHwI
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科普專欄–薯不揀單
作者:
薯仔聞茱莉

篇 #232
三十秒科學–利用藥物抑制食慾以作對抗癡肥
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