燕窩(Edible bird’s nest /cubilose)是燕子口水的分泌物。71Please respect copyright.PENANAowuNz1jUPn71Please respect copyright.PENANA0aVAnfs20c
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燕窩乾塊約有50-62%的成份是蛋白質,用上2小時燉煮方式的話,約有5%的蛋白質會進入液體部份。71Please respect copyright.PENANAIF9EJfsxuO
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(圖2)白燕與血燕的顏色分別,相信是基建於Nitrite含量的不同(Ref2)。71Please respect copyright.PENANAih9QalcV3x71Please respect copyright.PENANApHSTZSl3fE
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血燕Nitrite含量較高,因而呈現紅色。隨著Nitrite含量越低,便會相繼呈現黃色或白色。71Please respect copyright.PENANAtAgwhFdwUE
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燕窩中能找出一隻酶素Nitrate Reductase,能夠將Nitrate轉變成為Nitrite。71Please respect copyright.PENANAyIDNjjcp2X
同時間,燕窩中亦存有能夠抑制那隻Nitrate Reductase的物質(Ref1)。71Please respect copyright.PENANAdCkd3LqgMz
71Please respect copyright.PENANAE9MvkQjlCi
(圖3)燕窩中蛋白質含量最高的是一種與人類Muc-5AC蛋白質非常相似的蛋白質。71Please respect copyright.PENANAK16WOTJEJV71Please respect copyright.PENANAiUXqVVfAUW
血燕及白燕中同樣能找到,但實際功用及功效暫時尚未清楚。71Please respect copyright.PENANAi67JxvklGw
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有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。71Please respect copyright.PENANAjpnROdunFT
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https://www.instagram.com/potatopigtongue/71Please respect copyright.PENANAdQ56wEc98L
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71Please respect copyright.PENANAl4HtNDSQd2
Ref1:https://academic.oup.com/fqs/article/1/1/83/479172371Please respect copyright.PENANAGfGWQckIx1
Ref2:https://www.sciencedirect.com/science/article/pii/S0956713513002934?casa_token=ZEAqbH90e0MAAAAA:FJo2m6F0yfjJbCcffoR0kO5FhFVtqFVdmD31Som_eNmP9moUJlX33WGNX1uaUP2mm51uaIvlSEAF71Please respect copyright.PENANAUQCrh44coQ
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深入淺出–血燕及白燕的分別
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