要理解為何癌症會導致肌肉萎縮,其中的一道辦法就是對比萎縮肌肉與正常肌肉有甚麼分別,再以推敲其相關的機制。616Please respect copyright.PENANAwh7DgPV34B
616Please respect copyright.PENANAYa2W8Zlq2v
616Please respect copyright.PENANAZAr0IL8Dg3
(圖2)研究發現,患癌老鼠的萎縮肌肉中,其名為ZIP14的蛋白質含量特別高企,且在患癌的老鼠但其肌肉並沒有萎縮的情況下, ZIP14的蛋白質含量並沒有顯著提升。616Please respect copyright.PENANA5zYFDiLR8M
616Please respect copyright.PENANACV9imh5L2o
616Please respect copyright.PENANAa6GB1Nz6vM
(圖3)ZIP14蛋白質的主要作用是把鋅 (Zinc)輸送到細胞裡頭。616Please respect copyright.PENANAQHogGmZJZ1
616Please respect copyright.PENANAUphT9RoQWo
616Please respect copyright.PENANAIKT0toV5Iu
科學家量度因癌症而導致萎縮的肌肉,發現肌肉的鋅 (Zinc)含量的確是比正常肌肉的為多,與其ZIP14蛋白質含量不謀而合。616Please respect copyright.PENANATROqKJQpZp
616Please respect copyright.PENANAPXKky1bqL7
616Please respect copyright.PENANAFgMOVjErce
(圖4)利用基因工程移除ZIP14蛋白質的話,可以見得到患癌老鼠的肌肉細胞橫切面並沒有顯著的減少。616Please respect copyright.PENANAfINkWeLaPY
616Please respect copyright.PENANAgmb4YnC9y3
616Please respect copyright.PENANAAckTCQbb4y
再作一系列的實驗後,科學家推斷當癌細胞所釋出的TGFa/b物質到達肌肉位置後,便會引起肌肉ZIP14蛋白質含量上升,因而引起肌肉萎縮。616Please respect copyright.PENANAPY7a5rJhe3
616Please respect copyright.PENANA7zIJlLvOxs
科學家們現正研究如何針對ZIP14蛋白質來抑制癌症所引致的肌肉萎縮,結果適目而待。616Please respect copyright.PENANA9sjhrwur3C
616Please respect copyright.PENANANuqIhe9efk
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。616Please respect copyright.PENANAPy6E0PnrOA
616Please respect copyright.PENANAjz5pY5IA6X
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/toc616Please respect copyright.PENANAeH6DUhliiv
616Please respect copyright.PENANAuY1s5MkN9U
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。616Please respect copyright.PENANASK8NhPL9Pt
616Please respect copyright.PENANAyDgMidchAl
Link:616Please respect copyright.PENANARsm3FdoR5h
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio616Please respect copyright.PENANABIDXdr1mBa
616Please respect copyright.PENANAST5ZI2XSCa
616Please respect copyright.PENANACopd07pR2Y
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。616Please respect copyright.PENANAvSBLyEybWA
616Please respect copyright.PENANAxpBCCdVaPX
Ref1:https://pubmed.ncbi.nlm.nih.gov/29875463/616Please respect copyright.PENANAgtdTdFOUQv