燕窩(Edible bird’s nest /cubilose)是燕子口水的分泌物。1259Please respect copyright.PENANAkIjSwPnpk91259Please respect copyright.PENANAokedbVyQYH
1259Please respect copyright.PENANAJ8NcAGlN2L
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。1259Please respect copyright.PENANAqlKUouwBAZ
1259Please respect copyright.PENANA9Spi91QpYF
(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)。1259Please respect copyright.PENANAeimyNPWedg1259Please respect copyright.PENANAONkjAyEm7l
1259Please respect copyright.PENANAvHzQcAV85G
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。1259Please respect copyright.PENANA3roY9jwcGV
1259Please respect copyright.PENANArCe2j2yHgh
燕窩中能找出一隻酶素Nitrate Reductase,能夠將Nitrate轉變成為Nitrite。1259Please respect copyright.PENANA8AEo5Xi4bt
同時間,燕窩中亦存有能夠抑制那隻Nitrate Reductase的物質(Ref1)。1259Please respect copyright.PENANAJwVa2SRXcl
1259Please respect copyright.PENANA3JKo3YDrXh
(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。1259Please respect copyright.PENANA7Ec9fJeJN11259Please respect copyright.PENANA9IFqID4h4v
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。1259Please respect copyright.PENANAbiLoxAnF6j
1259Please respect copyright.PENANA2pg8fwZTKy
1259Please respect copyright.PENANAKXu88lnKEc
有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。1259Please respect copyright.PENANAzCPg8q1JBr
1259Please respect copyright.PENANA7fMXr3raEq
https://www.instagram.com/potatopigtongue/1259Please respect copyright.PENANAx4mWvwxyEu
1259Please respect copyright.PENANALzSUpq2bio
1259Please respect copyright.PENANAx9lxt0dAL9
Ref1:https://academic.oup.com/fqs/article/1/1/83/47917231259Please respect copyright.PENANAIaBGytTo9l
Ref2:https://www.sciencedirect.com/science/article/pii/S0956713513002934?casa_token=ZEAqbH90e0MAAAAA:FJo2m6F0yfjJbCcffoR0kO5FhFVtqFVdmD31Som_eNmP9moUJlX33WGNX1uaUP2mm51uaIvlSEAF1259Please respect copyright.PENANAKA7p6ubzof
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科普專欄–薯不揀單
作者:
薯仔聞茱莉

篇 #110
深入淺出–血燕及白燕的分別
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