世間建築各具特色,而事實上,我們身體的細胞亦有著自己的一套「建築構念」。317Please respect copyright.PENANAl7UlHjOKh9
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(圖2)正常的乳房細胞在體外培植的時候,當繁殖數量去到一定程度時便會停止生長,並建構出與體內相似的腺胞結構(acini)。317Please respect copyright.PENANA3B9UH2yBWW
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而乳房癌細胞在體外培植的時候,則會無止境地生長,結構雜亂無章,不會展現出腺胞結構形狀。317Please respect copyright.PENANAUHpVfhgC9Y
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(圖3)癌細胞不依正常預設方式生長的話,除了不斷增大,更會開拓出轉移到其他器官的可能。317Please respect copyright.PENANAuOnCPt5hAq
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當p53蛋白質發生變異的時候,乳房細胞呈現正常腺胞結構的比例會因而減少。317Please respect copyright.PENANAU6fdBQlAeI
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事實上,癌細胞出現p53蛋白質特定位置的變異後,在老鼠身上出現轉移的機率亦會大增。317Please respect copyright.PENANAEsZbZSQ5Hq
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上集講及了癌細胞缺氧會引致p53蛋白質發生變異,而這道研究亦佐證了其異變為癌細胞帶來的好處。317Please respect copyright.PENANAy6eIHMgQvY
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上集:317Please respect copyright.PENANAjXI5QeYfhR
分半鐘科學–缺氧對癌細胞的好處317Please respect copyright.PENANA0LiKHKw9zD
- 分享自 LIHKG 討論區317Please respect copyright.PENANA5gea2TaDeo
https://lih.kg/2420256317Please respect copyright.PENANAGOAmyfaJtN
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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。317Please respect copyright.PENANATjUW9FR3iY
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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/toc317Please respect copyright.PENANAoYpgDlAJQz
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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。317Please respect copyright.PENANAk8UdCcvIR2
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Link:317Please respect copyright.PENANAwy8H7akvbo
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio317Please respect copyright.PENANAsXalmeKSrN
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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。317Please respect copyright.PENANAXWxMXzS2mJ
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Ref1:https://pubmed.ncbi.nlm.nih.gov/12492495/317Please respect copyright.PENANAulxJAsaT4i
Ref2:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3511889/317Please respect copyright.PENANAPjitNdlruL