
除髮色膚色外,耳垢(cerumen)也有種族之分的。641Please respect copyright.PENANAnPawq4W4Zh641Please respect copyright.PENANA6QRB6djwrw
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(圖2)有研究指出(Ref1),80-95%的東亞地區人,30-50%的南亞、北美人,641Please respect copyright.PENANAXKknXf7uVG
耳垢均呈乾身狀態。641Please respect copyright.PENANAZs4VQwpnqj
然而,只有3%左右的歐洲及非洲人擁有這個乾身耳垢特質。641Please respect copyright.PENANAgKbpimGRB1641Please respect copyright.PENANAEXmaJAWIZJ
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經一輪比對後,科學家認為共有四條基因對耳垢到底是濕是乾有著重大的影響力,分別為ABCC12, ABCC11, LONPL and SIAH1。641Please respect copyright.PENANAMJiQbQSEtl
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(圖3)研究中的126名日本人,有88名乾身耳垢人士,38名濕身耳垢人士。641Please respect copyright.PENANAOhN74CUYhW641Please respect copyright.PENANAoBI7OdtKBn
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乾身耳垢88人之中,87人兩條ABCC11基因某個區域均為AA英文字母。641Please respect copyright.PENANAuucvtXgKp4
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而濕身耳垢38人之中,兩條ABCC11基因某個區域均為GG英文字母,又或者是一條基因為A,一條基因為G。641Please respect copyright.PENANAgOnvuqKLVD
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其後科學家亦證實,該基因區域的英文字母,將對ABCC11蛋白質的功用有著重大的影響。641Please respect copyright.PENANA959TEd58E5
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耳垢是濕是乾,對健康有沒有影響暫時尚未清楚。現今開始亦有研究嘗試透過檢測耳垢的狀況來判斷人體的健康狀況,處於初步及有爭論性的階段之中。641Please respect copyright.PENANA9ZdKea7hAs
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各種族的ABCC11基因變異情況,可參閱這圖表:https://www.nature.com/articles/ng1733/tables/1641Please respect copyright.PENANA2tijWNYChg
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說到尾,你的耳垢,是乾還是濕呢?641Please respect copyright.PENANAgTjmodOAv4
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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。641Please respect copyright.PENANAMWLDvldVSt
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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/toc641Please respect copyright.PENANAo3EV7MlGoO
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Link:641Please respect copyright.PENANAiHE7JehR8L
https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio641Please respect copyright.PENANANcDGTNok3R
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有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。641Please respect copyright.PENANAgO94XVQGYk
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https://www.instagram.com/potatopigtongue/641Please respect copyright.PENANAzkTL0nEbH2
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Ref1:https://www.nature.com/articles/ng1733641Please respect copyright.PENANA3NqdYVllzo
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耳垢圖取自wiki:https://en.wikipedia.org/wiki/Earwax641Please respect copyright.PENANAJIecPmMehK