自然法則下,大多數的不同物種均不能互相交配。262Please respect copyright.PENANAwUGQ0BOdJE262Please respect copyright.PENANA2QHXGIBI2o
262Please respect copyright.PENANALIKRkARSEE
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。262Please respect copyright.PENANAS2vvFRycRa
262Please respect copyright.PENANAcKaAnmeTec
262Please respect copyright.PENANAiTJ7T6Dc5o
(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。262Please respect copyright.PENANASjB2deDBon262Please respect copyright.PENANAMm0LMSYA5a
262Please respect copyright.PENANADVtFTW5sj3
262Please respect copyright.PENANAmzoWMgq33L
(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。262Please respect copyright.PENANAw7KxJdiery262Please respect copyright.PENANATMQoQYZ6oG
262Please respect copyright.PENANAPPvOWYVb4C
13日後,存活下來的胚胎僅只剩下3個。262Please respect copyright.PENANAzHPtfrzCql
262Please respect copyright.PENANAut1CwsNMhz
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。262Please respect copyright.PENANAGTVJOjCYW7
262Please respect copyright.PENANAx73ENdD2Fh
為何要做這種實驗?262Please respect copyright.PENANARnwBjg3SAr
262Please respect copyright.PENANAWjn8k3ZNzu
初心是希望透過其他物種發展人體器官,作醫學治病用途。262Please respect copyright.PENANAzgGP7AaSd0
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。262Please respect copyright.PENANATlTH11RusA
262Please respect copyright.PENANAN1Uj6UTZ4o
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。262Please respect copyright.PENANAd8FNJtzgqB
262Please respect copyright.PENANARh87fsPmIb
262Please respect copyright.PENANAiL3k1xZjSs
262Please respect copyright.PENANAg2ntkkM6Zg
262Please respect copyright.PENANADkZXgUO9ai
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。262Please respect copyright.PENANAs4U8HxOHKM
262Please respect copyright.PENANAHkG7yBcQP8
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/toc262Please respect copyright.PENANAQcIW55iqjY
262Please respect copyright.PENANAQFsHPj03b8
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。262Please respect copyright.PENANAxA0BEFchYf
262Please respect copyright.PENANAhl00IoAzT2
Link:262Please respect copyright.PENANAILrBzQSYqi
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio262Please respect copyright.PENANA9DwF7qp3S1
262Please respect copyright.PENANAPbS3IyiP1P
262Please respect copyright.PENANAx6ZkFJN0Wi
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。262Please respect copyright.PENANA2YHhewnIZo
262Please respect copyright.PENANAdGSLfNm64e
Ref1:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6015555/262Please respect copyright.PENANAy7DiJMP0QF
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科普專欄–薯不揀單
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科普專欄–薯不揀單
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薯仔聞茱莉
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ISSUE #204
三十秒科學–大哥哥......
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