科普專欄–薯不揀單 - 三十秒科學–誰可笑到最後

人無事，才可以開世界的香檳，以及笑到最後。452Please respect copyright.ＰＥＮＡＮＡPTd7Bjw04S
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但身體的細胞又可唔可以與我們笑到最後呢?452Please respect copyright.ＰＥＮＡＮＡ6fc7TCQiTS
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（圖2）一個70kg重的人，平均有30兆人體細胞，人體細胞合起上來的重量約佔46kg。452Please respect copyright.ＰＥＮＡＮＡibLoNVU3Tp
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（圖3）較為短命的細胞分別為腸道表皮的細胞及兩款免疫系統細胞(Monocytes, neutrophils)，只有2-5日的壽命。452Please respect copyright.ＰＥＮＡＮＡE4U0k5Fcq1
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紅血球就平均有110日壽命，而脂肪細胞就有4500日的壽命!452Please respect copyright.ＰＥＮＡＮＡnXYagIcsDP
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（圖3）較為長壽的細胞分別以萬日起跳，分別為心臟肌肉細胞（60,000日壽命）、肌肉細胞:（20,000日壽命）和神經細胞（300,000日壽命），實為相對上可以同我們笑到最後的三大同伴。452Please respect copyright.ＰＥＮＡＮＡQUOHnaGLWa
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所以，你今日不妨可以跟心臟的肌肉分享一下耀宗的趣事，讓他笑足至少6萬日，苦中作樂。452Please respect copyright.ＰＥＮＡＮＡmt8qmE07At
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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。452Please respect copyright.ＰＥＮＡＮＡ8F0BcaD3B1
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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/toc452Please respect copyright.ＰＥＮＡＮＡWKNKE83gEc
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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。452Please respect copyright.ＰＥＮＡＮＡZ6UzclDGUp
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Link:452Please respect copyright.ＰＥＮＡＮＡDg8atLhoWJ
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio452Please respect copyright.ＰＥＮＡＮＡfIaMvnO0aJ
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基於WhatsApp/Facebook等問題，IG將不會再作更新，只會寄居本土LIHKG及Penana。452Please respect copyright.ＰＥＮＡＮＡHbHq1qy37p
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Ref1:https://www.nature.com/articles/s41591-020-01182-9452Please respect copyright.ＰＥＮＡＮＡvvlnaAiavp

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