自然法則下,大多數的不同物種均不能互相交配。491Please respect copyright.PENANAeNjRIysXrq491Please respect copyright.PENANACpRbnJo9Y8
491Please respect copyright.PENANAsT4qypwZ7s
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。491Please respect copyright.PENANAk555gzFJpl
491Please respect copyright.PENANAtuYemHYxJe
491Please respect copyright.PENANAdXEiGg5Y0b
(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。491Please respect copyright.PENANAjNQADK96p4491Please respect copyright.PENANAOjfMhgtz45
491Please respect copyright.PENANAsaRsqqgSbm
491Please respect copyright.PENANAlWjFVgU07k
(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。491Please respect copyright.PENANACxy7jHekCa491Please respect copyright.PENANAygcMzpvscE
491Please respect copyright.PENANAoaoygLLw1i
13日後,存活下來的胚胎僅只剩下3個。491Please respect copyright.PENANA0SxbS6MxdG
491Please respect copyright.PENANA7iiQkEDuvk
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。491Please respect copyright.PENANArAbwpHpdPx
491Please respect copyright.PENANAPJhtPuJr5J
為何要做這種實驗?491Please respect copyright.PENANAFngXPapCDV
491Please respect copyright.PENANAAgnYlfHWfF
初心是希望透過其他物種發展人體器官,作醫學治病用途。491Please respect copyright.PENANAQwDBI52b6K
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。491Please respect copyright.PENANAIn1DEfUTGr
491Please respect copyright.PENANAzdlHP4Z29J
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。491Please respect copyright.PENANAWpUzJukrHU
491Please respect copyright.PENANAA2yNp9DR1B
491Please respect copyright.PENANA3eiDawiHgY
491Please respect copyright.PENANAWiiBSoj4iJ
491Please respect copyright.PENANAADPNGxqdyE
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。491Please respect copyright.PENANALrWLYGHIJ2
491Please respect copyright.PENANAXZn4nMyrmB
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/toc491Please respect copyright.PENANAVvkCY9k8ZN
491Please respect copyright.PENANAddTQSIoYN6
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。491Please respect copyright.PENANAJk4gD5UMnP
491Please respect copyright.PENANAvsar868Q7M
Link:491Please respect copyright.PENANA0Spuy8XCmK
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio491Please respect copyright.PENANAxisP2Vpp98
491Please respect copyright.PENANAKH88NLskQI
491Please respect copyright.PENANA0xWgONBfc0
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。491Please respect copyright.PENANAAYne1xK6lt
491Please respect copyright.PENANAfAKUcqdCef
Ref1:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6015555/491Please respect copyright.PENANAJiTgRLBWVC