自然法則下,大多數的不同物種均不能互相交配。544Please respect copyright.PENANACbGMk2Y0a4544Please respect copyright.PENANAsgwXpkyWJj
544Please respect copyright.PENANAuVF7enwHCY
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。544Please respect copyright.PENANANc7rDkkJOP
544Please respect copyright.PENANAWiTRBpfjjH
544Please respect copyright.PENANA51YHT1harN
(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。544Please respect copyright.PENANARGSqua9waN544Please respect copyright.PENANAxVUcSGCTyx
544Please respect copyright.PENANAN3BYkSJeXQ
544Please respect copyright.PENANA4rFmKPoL1H
(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。544Please respect copyright.PENANA2fMx9H9jv9544Please respect copyright.PENANAebgvxoOJGt
544Please respect copyright.PENANAYI6DivzWmb
13日後,存活下來的胚胎僅只剩下3個。544Please respect copyright.PENANA5PUwRYsHLU
544Please respect copyright.PENANA4N9nmyiA1X
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。544Please respect copyright.PENANA8SeirgMDW8
544Please respect copyright.PENANAyTUPMUSE6o
為何要做這種實驗?544Please respect copyright.PENANAflAeG5wBiU
544Please respect copyright.PENANAgK63pe8Rtt
初心是希望透過其他物種發展人體器官,作醫學治病用途。544Please respect copyright.PENANADf6OOsZJwc
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。544Please respect copyright.PENANA1MOL7fPd7I
544Please respect copyright.PENANAAlRg8rBumY
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。544Please respect copyright.PENANAY5S9XO6GM6
544Please respect copyright.PENANAMrBheiByoL
544Please respect copyright.PENANA0GfNybMdob
544Please respect copyright.PENANAOCbvveM5UD
544Please respect copyright.PENANAGpXW4frIAa
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。544Please respect copyright.PENANAUuXJOtCFcH
544Please respect copyright.PENANAW1rfc0zEO7
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/toc544Please respect copyright.PENANAnPWGOgnrdJ
544Please respect copyright.PENANAvnkMQh80kT
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。544Please respect copyright.PENANASmFgFtQPxF
544Please respect copyright.PENANA9ozKXP1DuL
Link:544Please respect copyright.PENANAyTTEgG2Nej
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio544Please respect copyright.PENANAI4ap3ZeKDR
544Please respect copyright.PENANAiEC4RLPgpo
544Please respect copyright.PENANAv7sfKUp5zQ
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。544Please respect copyright.PENANAoyC5apZRTK
544Please respect copyright.PENANA07UoToz7ZT
Ref1:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6015555/544Please respect copyright.PENANAd5CqW3xYNT
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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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