上集link: 三十秒科學–被切除90%還有能力回復正常形狀及功能的器官396Please respect copyright.PENANArlLetTYwq3
https://lih.kg/2433238396Please respect copyright.PENANAQ407vJXies
396Please respect copyright.PENANAOQwp5e5CGf
396Please respect copyright.PENANA1eMjmSf98m
撇除皮膚的話,肝臟是我們身體最大的器官。396Please respect copyright.PENANAMyW2PtMOKR
除再生能力強大之外,肝臟的另外一個特點就是會與我們的體型成正比關係。396Please respect copyright.PENANAovrMCZBv6r
396Please respect copyright.PENANABtfgnCzKxo
(圖2)肝臟細胞根據其所在位置,共可分為三個區域(Zone)。396Please respect copyright.PENANAFjsPJ4DEte
396Please respect copyright.PENANA58FkZyvqQN
396Please respect copyright.PENANAEXM0vcY6Gb
三個區域的肝臟細胞在新陳代謝及基因表達上均有顯著的分別。396Please respect copyright.PENANAc9DXRxlc4T
譬如說Zone1細胞所獲得的氧氣量比Zone3的為高,Zone1細胞製糖的能力比Zone3的為強。396Please respect copyright.PENANAhrABSzj3LY
396Please respect copyright.PENANAnE5DCncZ9a
(圖3)在正常情況下,Zone1的肝臟細胞會一直在減少,並由Zone2的細胞繁殖補回所失去的數量,而Zone3的細胞數量則相對上不會有太大變化。396Please respect copyright.PENANA60aAFNVwlq
396Please respect copyright.PENANATLxrwbi8TV
396Please respect copyright.PENANA7jVPPon4Gj
(圖4)當Zone3區域細胞受損的話,Zone1及2區域細胞便會一起繁殖,填補所失去的細胞。396Please respect copyright.PENANAooIBmeChUZ
反之,當Zone1區域細胞受損的話,Zone2及3區域細胞便會一起繁殖,對其作出填補。396Please respect copyright.PENANAhnUG7NwDXQ
396Please respect copyright.PENANAPZ0pfw6AK9
396Please respect copyright.PENANAQQhbQAAESQ
若果Zone1、2、3細胞一起受損的話,根據老鼠實驗指出(Ref2),開頭時份將會由Zone1的細胞主導繁殖,數量到達一定程度後,Zone2區域的細胞便會出手幫忙,而Zone3區域細胞在整個回復的過程中所參與的比例則全程偏低。396Please respect copyright.PENANAahh7FUpHq9
396Please respect copyright.PENANAVQHP8gnQTz
396Please respect copyright.PENANAqQA0NKHa8z
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。396Please respect copyright.PENANAMRA0grY5o3
396Please respect copyright.PENANAoPGZoahgYY
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/toc396Please respect copyright.PENANAoAfg6rE9Bi
396Please respect copyright.PENANAdAf5jK9feg
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。396Please respect copyright.PENANAT0tsMvLn39
396Please respect copyright.PENANAe99dfk3Hkv
Link:396Please respect copyright.PENANAh7HxS7gSV8
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio396Please respect copyright.PENANAbbUA14D4MH
396Please respect copyright.PENANA8iaOYAoJHG
396Please respect copyright.PENANA2kXhfpsFtO
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。396Please respect copyright.PENANAcyaVGRzDHd
396Please respect copyright.PENANA6QQcYljidh
Ref1:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6387900/396Please respect copyright.PENANApriy5ocqOc
Ref2:https://science.sciencemag.org/content/371/6532/eabc4346396Please respect copyright.PENANAEzt1D7479w
Ref3:https://pubmed.ncbi.nlm.nih.gov/18600221/396Please respect copyright.PENANAcp4EwOCHnX
Ref4:https://www.ncbi.nlm.nih.gov/books/NBK421/396Please respect copyright.PENANAxeh564B5ly
Ref5:https://science.sciencemag.org/content/371/6532/887396Please respect copyright.PENANAAay4qA5pyv