自然法則下,大多數的不同物種均不能互相交配。485Please respect copyright.PENANA4CcLoeixUm485Please respect copyright.PENANA4DYgXUt6A9
485Please respect copyright.PENANAa0ucQfM4FW
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。485Please respect copyright.PENANAyod5SXsJVy
485Please respect copyright.PENANAchLaUwXm7N
485Please respect copyright.PENANAHEg3pRFQmV
(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。485Please respect copyright.PENANA9jv02nOuXI485Please respect copyright.PENANAYxhNonG7x4
485Please respect copyright.PENANAPZl9VMpxXy
485Please respect copyright.PENANAXNLjvK6jFp
(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。485Please respect copyright.PENANAiESIRxe3Qw485Please respect copyright.PENANAXsg57is0oR
485Please respect copyright.PENANAGhFMg1JAvX
13日後,存活下來的胚胎僅只剩下3個。485Please respect copyright.PENANAjvRnOakZlI
485Please respect copyright.PENANAfeUaeNY1jX
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。485Please respect copyright.PENANAXveLivb4zA
485Please respect copyright.PENANAP7vMhknl0r
為何要做這種實驗?485Please respect copyright.PENANAzhE9kGKwkG
485Please respect copyright.PENANApgtfn3LOBL
初心是希望透過其他物種發展人體器官,作醫學治病用途。485Please respect copyright.PENANAUV2VYFmsfG
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。485Please respect copyright.PENANAWmXNdRYLBB
485Please respect copyright.PENANAq42Hg2Pozs
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。485Please respect copyright.PENANANyMEV3aN6i
485Please respect copyright.PENANA7fhTftxid5
485Please respect copyright.PENANAJKsgeL3QOm
485Please respect copyright.PENANA3tNA06ILJ2
485Please respect copyright.PENANAOrG89DEeEm
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。485Please respect copyright.PENANAohBTgatzSZ
485Please respect copyright.PENANAtIe2J84hKx
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/toc485Please respect copyright.PENANAesIkWWcN7r
485Please respect copyright.PENANA7QnSh593UZ
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。485Please respect copyright.PENANAwUWlAJuMyd
485Please respect copyright.PENANATM1Cv33rtT
Link:485Please respect copyright.PENANAubf6AzXJVA
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio485Please respect copyright.PENANAsnTzyMGrdY
485Please respect copyright.PENANAM7E0nyHxqM
485Please respect copyright.PENANAhKT5XcnKlu
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。485Please respect copyright.PENANAQWYn4ZQv84
485Please respect copyright.PENANA1LutJQIJsL
Ref1:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6015555/485Please respect copyright.PENANAqtXmhX2kyv