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。816Please respect copyright.PENANA3U69wMnBfM
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816Please respect copyright.PENANAd6R6j1hTwG
一直亦有不少研究試圖探討荷爾蒙與食慾的關係,816Please respect copyright.PENANAHWxViVZc91
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。816Please respect copyright.PENANAcsOWwD3Nzz
816Please respect copyright.PENANAn1hvyAt8Th
816Please respect copyright.PENANAoYRPccQwZf
(圖2)我們的食慾由下丘腦(Hypothalamus)所控制。816Please respect copyright.PENANAUha25okhog
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816Please respect copyright.PENANAZGfnV6gEG7
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。816Please respect copyright.PENANAeviMGludBj
816Please respect copyright.PENANAgRA1h2NeLg
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。816Please respect copyright.PENANAU84pM2U9DJ
816Please respect copyright.PENANA2yHiA1qinq
老鼠缺乏MC4R蛋白質的話,體重亦會明顯上升。816Please respect copyright.PENANAFnNfY2qjpB
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。816Please respect copyright.PENANAiOBXae0aRv
816Please respect copyright.PENANAS80kVx0iva
816Please respect copyright.PENANApw7STEkO8j
(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。816Please respect copyright.PENANA43oC3hVvbj
816Please respect copyright.PENANARNGhzEIZwI
816Please respect copyright.PENANAhrDdapPoO0
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。816Please respect copyright.PENANAiF7OvuyJ8g
816Please respect copyright.PENANAKYYwtG3KSn
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。816Please respect copyright.PENANAHIyHbJcUVu
816Please respect copyright.PENANAorx1iXLi76
816Please respect copyright.PENANAM7Gux9U7X5
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。816Please respect copyright.PENANAAdPnx8zUJ1
816Please respect copyright.PENANAuclLwNAfQJ
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/toc816Please respect copyright.PENANA8oV6ggIaHO
816Please respect copyright.PENANAwTQzWEnGPJ
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。816Please respect copyright.PENANAvqgvEw8Vtq
816Please respect copyright.PENANA5dIgYtJa55
Link:816Please respect copyright.PENANA6HgpHe6aNO
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio816Please respect copyright.PENANAhWTGzxXu6Y
816Please respect copyright.PENANATVes9BnfMg
816Please respect copyright.PENANAVwBGjh8y9P
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。816Please respect copyright.PENANAehOljU60Rb
816Please respect copyright.PENANAo51tOtie5K
Ref1:https://pubmed.ncbi.nlm.nih.gov/33137293/816Please respect copyright.PENANAc4ln32acJd
Ref2:https://www.sciencedirect.com/science/article/pii/S2212877821000466816Please respect copyright.PENANACMFl1aLsPj
Ref3:https://pubmed.ncbi.nlm.nih.gov/9019399/816Please respect copyright.PENANAcRIyFBLoO2
Ref4:https://pubmed.ncbi.nlm.nih.gov/12646665/816Please respect copyright.PENANAQxdfuVhjyA
Ref5:https://pubmed.ncbi.nlm.nih.gov/18454148/816Please respect copyright.PENANAlkJ6gRYmha
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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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