精子與卵子的融合,象徵著一個新生命的誕生。269Please respect copyright.PENANAILqhbZduMF
269Please respect copyright.PENANAUS5MSv4PVw
269Please respect copyright.PENANAg5gl97XxvQ
(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。269Please respect copyright.PENANAfDsAUbDqT8
269Please respect copyright.PENANAuRkqfQ5CpG
269Please respect copyright.PENANALtxaz6YOIi
(圖3)尾部擁有Glycylation結構的精子,接近9成時間都會直行。269Please respect copyright.PENANAb1APs8kM0w
而缺乏該結構的精子,則有接近8成的時間會原地打轉。269Please respect copyright.PENANAPLz5cST8aq
269Please respect copyright.PENANAJ81efx3fma
269Please respect copyright.PENANAdjt9jLZ3Wt
269Please respect copyright.PENANAu4jpgO1b5g
(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。269Please respect copyright.PENANAn9ApQvtjQt
269Please respect copyright.PENANA56oAgzoll7
269Please respect copyright.PENANAWqjX5MgaWy
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。269Please respect copyright.PENANAQkUxeWbABg
這亦相信是導致精子原地轉圈的主要原因之一。269Please respect copyright.PENANAOk0pCVYiH3
269Please respect copyright.PENANAGfFQiX6iPA
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。269Please respect copyright.PENANAwzjjULobFQ
269Please respect copyright.PENANAbY8a1izKKv
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。269Please respect copyright.PENANAjkGbW8bDPg
269Please respect copyright.PENANATSS9Cy6gCm
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/toc269Please respect copyright.PENANAbOG8Sa4BUx
269Please respect copyright.PENANAXCVrQsPE6A
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。269Please respect copyright.PENANASuxVnMyDfs
269Please respect copyright.PENANAlBpaSUtSZW
Link:269Please respect copyright.PENANASwSAWKMri6
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio269Please respect copyright.PENANAqe5MlkLKyP
269Please respect copyright.PENANAuARiu8XvGw
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。269Please respect copyright.PENANAyxMO7eJt6g
269Please respect copyright.PENANAhUdD6BIAw6
https://www.instagram.com/potatopigtongue/269Please respect copyright.PENANAXwxtAEkj6Z
269Please respect copyright.PENANA620Y2srS7n
Ref1:https://science.sciencemag.org/content/371/6525/eabd4914269Please respect copyright.PENANAbs7j4NBUdu
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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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