精子與卵子的融合,象徵著一個新生命的誕生。460Please respect copyright.PENANAKiPYN2fcBM460Please respect copyright.PENANA7J04eh8A36
460Please respect copyright.PENANApvkKyKp8O1
(圖2)近來陸續有研究發現,精子的尾部有著名為Glycylation的結構,由至少三個名為Glycine的氨基酸組成。460Please respect copyright.PENANAEfA7TKuzfl460Please respect copyright.PENANAxyCRjfkoyg
460Please respect copyright.PENANAz34323VHVq
(圖3)尾部擁有Glycylation結構的精子,接近9成時間都會直行。460Please respect copyright.PENANAP4Dpd3LfHy
而缺乏該結構的精子,則有接近8成的時間會原地打轉。460Please respect copyright.PENANAYzURHu8ixw460Please respect copyright.PENANA0Yl4SApuON
460Please respect copyright.PENANAdCO5rBNEaE
460Please respect copyright.PENANAFrPHOZOPFj
(圖4)大概是高機率原地轉圈的關係,尾部缺乏Glycylation結構的精子,與卵子結合的機率將會大減。460Please respect copyright.PENANA3xdVD7KjyX460Please respect copyright.PENANAPbBhOf8kWm
460Please respect copyright.PENANAOy3NeXtMFX
尾部缺乏Glycylation結構的精子,其蛋白質Dynein的內部組成結構亦有所不同。460Please respect copyright.PENANAoRXobJKpAN
這亦相信是導致精子原地轉圈的主要原因之一。460Please respect copyright.PENANAhJyahikzfy
460Please respect copyright.PENANAbb46pnqnkC
如何讓男士們的精子尾部結構保持合適數量的Glycylation結構,將有可能是解決不育的其中一道手段。460Please respect copyright.PENANAPM21d2PSmJ
460Please respect copyright.PENANA9Oa7TAYYpI
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。460Please respect copyright.PENANAzcbYkgIFoJ
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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/toc460Please respect copyright.PENANAPvj9etZzpL
460Please respect copyright.PENANADkSBMd2J2Z
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。460Please respect copyright.PENANAIdh1uAphfx
460Please respect copyright.PENANASytYHM52mb
Link:460Please respect copyright.PENANAroXxN56akR
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio460Please respect copyright.PENANAKGEAUZloYe
460Please respect copyright.PENANAWWN1DRN9Oe
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。460Please respect copyright.PENANAYfKeewhFld
460Please respect copyright.PENANA2elY7Isi1R
https://www.instagram.com/potatopigtongue/460Please respect copyright.PENANAOPiP41rrI1
460Please respect copyright.PENANA0an0306quN
Ref1:https://science.sciencemag.org/content/371/6525/eabd4914460Please respect copyright.PENANAt2i70KjvxH
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作者:
薯仔聞茱莉

篇 #131
深入淺出–關於精子尾部的研究
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