自然法則下,大多數的不同物種均不能互相交配。315Please respect copyright.PENANA8OlKiQ1kDm
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儘管如此,近日有科學家「成功」嘗試把人類的幹細胞注入到猴子的胚囊裡頭,有部份的混種細胞更成功生存及繁殖19日之多。315Please respect copyright.PENANAytqChiGSQ0
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(圖2)從圖中可見,當人類的幹細胞注入到猴子的胚囊後,科學家便將「混種細胞」在體外的實驗室培植器皿飼養,並不斷觀察兩種細胞的繁殖去向。315Please respect copyright.PENANAlp1gJm7ST2
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(圖3)研究人員共嘗試注射人類幹細胞到132個猴子胚囊裡頭,隨著日數增加,胚胎的存活裡亦有所遞減。315Please respect copyright.PENANA9gi3wX6W9t
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13日後,存活下來的胚胎僅只剩下3個。315Please respect copyright.PENANAaZWYpfeTc2
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數字上無疑是一道失敗,但在整個過程中,人類的幹細胞的確是能夠在猴子胚囊繁殖及演化,證實人類幹細胞有能力在其他物種的胚胎細胞生存。315Please respect copyright.PENANA8HuwfcLrCU
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為何要做這種實驗?315Please respect copyright.PENANAHVS0nu8HAl
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初心是希望透過其他物種發展人體器官,作醫學治病用途。315Please respect copyright.PENANA2K8IE3SbOg
現今已有不少研究在體外實驗室培植皿上發展類近器官的結構,但對比確實在動物體內的環境裡,效率及性能暫時來說始終是無法比得上。315Please respect copyright.PENANA0DdAPrh6qK
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至於道德倫理方面,這研究無疑是對全世界人士的一道試探。315Please respect copyright.PENANATZ8AQziiHx
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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。315Please respect copyright.PENANAHxuWDU0u5Z
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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/toc315Please respect copyright.PENANAO2hDES3BkB
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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。315Please respect copyright.PENANA8PZJFpnFlw
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Link:315Please respect copyright.PENANAJS7VrILzTe
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio315Please respect copyright.PENANAEK4lVvap3c
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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。315Please respect copyright.PENANAeZ6lLnTRP2
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Ref1:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6015555/315Please respect copyright.PENANARs2uM1mESN