自然法則下,大多數的不同物種均不能互相交配。543Please respect copyright.PENANAvLOJFhyIXf543Please respect copyright.PENANABSXDOe81uf
543Please respect copyright.PENANAZSjktR6B1X
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。543Please respect copyright.PENANAJOER5bezcy
543Please respect copyright.PENANAXYic9VYmnP
543Please respect copyright.PENANAwQ7sNz0r1Q
(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。543Please respect copyright.PENANA24s8ok7TQB543Please respect copyright.PENANAVrmd8W7fkf
543Please respect copyright.PENANAyEml5b3wzy
543Please respect copyright.PENANAOvlbN8S9KA
(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。543Please respect copyright.PENANAnMHqiz2rUT543Please respect copyright.PENANAAUnOxei1ra
543Please respect copyright.PENANAVSsKz2dS7n
13日後,存活下來的胚胎僅只剩下3個。543Please respect copyright.PENANAg6FkpSWk3j
543Please respect copyright.PENANAZVzujZl6zA
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。543Please respect copyright.PENANAru7UZ6s9Wq
543Please respect copyright.PENANAGDXQHqGfhl
為何要做這種實驗?543Please respect copyright.PENANAIJNljXbWb3
543Please respect copyright.PENANAKnwvMgnZz3
初心是希望透過其他物種發展人體器官,作醫學治病用途。543Please respect copyright.PENANAlREUfjTr7H
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。543Please respect copyright.PENANAOEaxFputzl
543Please respect copyright.PENANABWFIFbiQrk
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。543Please respect copyright.PENANAo2jDw9UZrz
543Please respect copyright.PENANAQLJst3PcQX
543Please respect copyright.PENANAQJCQoXzBJQ
543Please respect copyright.PENANAIKXYbyVqL6
543Please respect copyright.PENANAMRpX4YxmLD
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。543Please respect copyright.PENANA4pKZVzKDKd
543Please respect copyright.PENANA1XGqzPYbSk
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/toc543Please respect copyright.PENANAGy07O17X43
543Please respect copyright.PENANAJNveTO5ttm
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。543Please respect copyright.PENANA1oMvGvrQO3
543Please respect copyright.PENANAVvbEPuobb2
Link:543Please respect copyright.PENANABWYmdlyDmR
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio543Please respect copyright.PENANAHOSWgPHMSF
543Please respect copyright.PENANA4bQAZWw5Aa
543Please respect copyright.PENANAoBTGrGnypt
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。543Please respect copyright.PENANA2GgOeISbyl
543Please respect copyright.PENANA0pmIWGAvJI
Ref1:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6015555/543Please respect copyright.PENANA9C3jJ0rcyp
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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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