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692Please respect copyright.PENANAYDMbY94EWr
https://lih.kg/2433238692Please respect copyright.PENANADAtUbOadoW692Please respect copyright.PENANAvn0DSB0WHq
692Please respect copyright.PENANAjQEppePtpG
撇除皮膚的話,肝臟是我們身體最大的器官。692Please respect copyright.PENANA4aQzF1E9EK
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。692Please respect copyright.PENANAN5MNJB0hZr
692Please respect copyright.PENANAzLw7IIwZKk
(圖2)肝臟細胞根據其所在位置,共可分為三個區域(Zone)。692Please respect copyright.PENANAI1tjjPmPPZ692Please respect copyright.PENANAVV7YuXEX7x
692Please respect copyright.PENANAgatLbWiei6
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。692Please respect copyright.PENANA6bNW7QKaix
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。692Please respect copyright.PENANAnem2QneSi9
692Please respect copyright.PENANAOmHk2Z4l9E
(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。692Please respect copyright.PENANA6EQdRrttZl692Please respect copyright.PENANAvUFIcODHEb
692Please respect copyright.PENANAboQES4dh59
(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。692Please respect copyright.PENANA21NJMp9jSp
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。692Please respect copyright.PENANAr69u4wDRYj692Please respect copyright.PENANAcY8TKfeBjn
692Please respect copyright.PENANAkXz9EZmYgf
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。692Please respect copyright.PENANAzcWq3e7iOk
692Please respect copyright.PENANABwnimZ1usN
692Please respect copyright.PENANADLMcbaf0hb
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。692Please respect copyright.PENANAALZ7EzgMEe
692Please respect copyright.PENANAAcDkImZj5e
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/toc692Please respect copyright.PENANA3YPf4mQQrn
692Please respect copyright.PENANApUxH3zbp1l
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。692Please respect copyright.PENANApQEHZU3hGa
692Please respect copyright.PENANAgU3k3uy0kX
Link:692Please respect copyright.PENANABwMbfHkaZ6
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio692Please respect copyright.PENANA72Roc9mNjJ
692Please respect copyright.PENANAKxpiAsprAh
692Please respect copyright.PENANABsYoPnstTh
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。692Please respect copyright.PENANAqMb5qa4hpa
692Please respect copyright.PENANAy0AMPShyqV
Ref1:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6387900/692Please respect copyright.PENANAK0f0GD7ghr
Ref2:https://science.sciencemag.org/content/371/6532/eabc4346692Please respect copyright.PENANAR2m7GIZf2i
Ref3:https://pubmed.ncbi.nlm.nih.gov/18600221/692Please respect copyright.PENANAbadOcmjp8f
Ref4:https://www.ncbi.nlm.nih.gov/books/NBK421/692Please respect copyright.PENANACwaHe84dA9
Ref5:https://science.sciencemag.org/content/371/6532/887692Please respect copyright.PENANAkITkGg7d07
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科普專欄–薯不揀單
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薯仔聞茱莉

篇 #172
三十秒科學–肝臟細胞共可分為三個區域
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