精子與卵子的融合,象徵著一個新生命的誕生。247Please respect copyright.PENANAj0EavukPQH
247Please respect copyright.PENANAkl9iz1gPbY
247Please respect copyright.PENANAJiLjc8iYwZ
(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。247Please respect copyright.PENANAm1S44k1uii
247Please respect copyright.PENANA9j34ZQVdFq
247Please respect copyright.PENANAPhOOGRVug4
(圖3)尾部擁有Glycylation結構的精子,接近9成時間都會直行。247Please respect copyright.PENANATNnl1PBerW
而缺乏該結構的精子,則有接近8成的時間會原地打轉。247Please respect copyright.PENANAeD53EwSJ3r
247Please respect copyright.PENANAOApOxCvOsp
247Please respect copyright.PENANACg1vnRrFDU
247Please respect copyright.PENANAlxIFzgZmFc
(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。247Please respect copyright.PENANAUMlJ7d7Fd2
247Please respect copyright.PENANAkBpixIcHom
247Please respect copyright.PENANAVGiM8riSc0
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。247Please respect copyright.PENANAHADsIzcklT
這亦相信是導致精子原地轉圈的主要原因之一。247Please respect copyright.PENANAFz6HzQ8Mhh
247Please respect copyright.PENANAJ7j6ZeNV5G
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。247Please respect copyright.PENANAJhaKo0bI26
247Please respect copyright.PENANA5TojByjpkw
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。247Please respect copyright.PENANAPny3FjI64T
247Please respect copyright.PENANA2Uj5wT5MVZ
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/toc247Please respect copyright.PENANArwz9Q9BIMW
247Please respect copyright.PENANAdxi5dtSgJl
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。247Please respect copyright.PENANAvaj8NW4V7L
247Please respect copyright.PENANAu6qbi72y3F
Link:247Please respect copyright.PENANAvwML4JNwFu
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio247Please respect copyright.PENANAnwCsRiIuzQ
247Please respect copyright.PENANAPb6PKHjx1I
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。247Please respect copyright.PENANASuAAW2bwuw
247Please respect copyright.PENANABboqDdZUki
https://www.instagram.com/potatopigtongue/247Please respect copyright.PENANAKgjQwIbry3
247Please respect copyright.PENANAEM1ucOeckW
Ref1:https://science.sciencemag.org/content/371/6525/eabd4914247Please respect copyright.PENANARx6Y4NhcWz
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科普專欄–薯不揀單
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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