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。831Please respect copyright.PENANAypTx99r6LU
831Please respect copyright.PENANAWXcfA6EakL
831Please respect copyright.PENANACLUrFyHyOO
一直亦有不少研究試圖探討荷爾蒙與食慾的關係,831Please respect copyright.PENANAyWjz1lmM5D
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。831Please respect copyright.PENANAQD0Z0vIuQk
831Please respect copyright.PENANArHY4cU3h9D
831Please respect copyright.PENANAoHRpi9WoQO
(圖2)我們的食慾由下丘腦(Hypothalamus)所控制。831Please respect copyright.PENANA2Ov5k1lK9I
831Please respect copyright.PENANAZ0G4vRfJFX
831Please respect copyright.PENANA4xQ11PNTBC
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。831Please respect copyright.PENANAvx9f5HQSAD
831Please respect copyright.PENANAOUZYFhmnKg
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。831Please respect copyright.PENANAEn5JMLUUuu
831Please respect copyright.PENANA4TGJi9sGZV
老鼠缺乏MC4R蛋白質的話,體重亦會明顯上升。831Please respect copyright.PENANA7rXmiv2Anc
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。831Please respect copyright.PENANADxO47MuTqB
831Please respect copyright.PENANARyw20aU1Bv
831Please respect copyright.PENANAKO30LYOCrK
(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。831Please respect copyright.PENANAu5if7fRbtq
831Please respect copyright.PENANAMyHlhiWv3V
831Please respect copyright.PENANAJkjkya86W3
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。831Please respect copyright.PENANAQub3qlQZYs
831Please respect copyright.PENANArmR6Y7VRdC
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。831Please respect copyright.PENANAFKsgn2z5HM
831Please respect copyright.PENANAtPkSjgh8UF
831Please respect copyright.PENANAcpz4OvIHQh
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。831Please respect copyright.PENANAnuvNEcW9JU
831Please respect copyright.PENANADfHfwsKZ3s
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/toc831Please respect copyright.PENANA8Y7k8IUzk5
831Please respect copyright.PENANAP0CZY4uMOw
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。831Please respect copyright.PENANAW4Dx2uhqXi
831Please respect copyright.PENANAZDmmNR5YiX
Link:831Please respect copyright.PENANAfzkMnRFHG0
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio831Please respect copyright.PENANA59z5A6Sd9e
831Please respect copyright.PENANAaHGJbBAHmR
831Please respect copyright.PENANAWWrnZY9qVX
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。831Please respect copyright.PENANAXMNGXI2L0V
831Please respect copyright.PENANAblOx8UAOGT
Ref1:https://pubmed.ncbi.nlm.nih.gov/33137293/831Please respect copyright.PENANACfBkDK7AIM
Ref2:https://www.sciencedirect.com/science/article/pii/S2212877821000466831Please respect copyright.PENANA9xl85havm8
Ref3:https://pubmed.ncbi.nlm.nih.gov/9019399/831Please respect copyright.PENANAc3b6xTHrdJ
Ref4:https://pubmed.ncbi.nlm.nih.gov/12646665/831Please respect copyright.PENANA3yj3AocUSG
Ref5:https://pubmed.ncbi.nlm.nih.gov/18454148/831Please respect copyright.PENANAqYE1ehKK6B
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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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