自然法則下,大多數的不同物種均不能互相交配。541Please respect copyright.PENANAYPJMGkAH6I541Please respect copyright.PENANAJjZMfasmNx
541Please respect copyright.PENANARLl8ejW21G
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。541Please respect copyright.PENANAclDEXwQA1s
541Please respect copyright.PENANAa8xORvneya
541Please respect copyright.PENANA4GyEHO8JOS
(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。541Please respect copyright.PENANA918wDPaPVk541Please respect copyright.PENANAZWOLIoc36z
541Please respect copyright.PENANAJXuLCDLvza
541Please respect copyright.PENANAi3U0A6NOYi
(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。541Please respect copyright.PENANA4EVYCwsK10541Please respect copyright.PENANAInp4NltCdq
541Please respect copyright.PENANAk2fTykqvZL
13日後,存活下來的胚胎僅只剩下3個。541Please respect copyright.PENANAweTHe3TnbP
541Please respect copyright.PENANAt45fj2w5Iw
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。541Please respect copyright.PENANAs6Y1BuFxzu
541Please respect copyright.PENANAPpjvW7P9QV
為何要做這種實驗?541Please respect copyright.PENANAFzUdDNCMHT
541Please respect copyright.PENANAhxoPrs1dGl
初心是希望透過其他物種發展人體器官,作醫學治病用途。541Please respect copyright.PENANAkb3rzZCcvB
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。541Please respect copyright.PENANAl3OT0ZQy2U
541Please respect copyright.PENANAd79k7BIPyt
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。541Please respect copyright.PENANAY3hOuumL7Q
541Please respect copyright.PENANAOFF2sNO9gE
541Please respect copyright.PENANAjH9fLai8gW
541Please respect copyright.PENANA4lKkoW7xlN
541Please respect copyright.PENANAurNEYfjfcp
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。541Please respect copyright.PENANALu0dS4nEQ6
541Please respect copyright.PENANAaMvzTgKKRu
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/toc541Please respect copyright.PENANA1yeehwvJq8
541Please respect copyright.PENANA342aOX07mS
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。541Please respect copyright.PENANA4wEl3whwLI
541Please respect copyright.PENANARQahpp0odT
Link:541Please respect copyright.PENANAmEFESmzeq8
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio541Please respect copyright.PENANAAcpYSojrnB
541Please respect copyright.PENANAZ1FP7shQPx
541Please respect copyright.PENANAM90vcFGTtJ
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。541Please respect copyright.PENANA1P1LcjkgzP
541Please respect copyright.PENANABeKe0Fjrsv
Ref1:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6015555/541Please respect copyright.PENANAhm8O1yIgcQ
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科普專欄–薯不揀單
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薯仔聞茱莉

篇 #204
三十秒科學–大哥哥......
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