上一集: 三十秒科學–啡色脂肪給他的意義518Please respect copyright.PENANAwvjyECnuUm
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早前提及過啡色脂肪能夠有效地將營養轉化成熱能。518Please respect copyright.PENANAvMKvgEfj8C518Please respect copyright.PENANA8hJzzWchEE
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而對比葡萄糖,啡色脂肪更為傾向使用脂肪酸作為發熱的材料。518Please respect copyright.PENANA2i7QY4cMsh
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(圖2)那麼,供應給脂肪酸的啡色脂肪從何而來呢?518Please respect copyright.PENANAKZk8KwGduM518Please respect copyright.PENANALeTP2FAO4t
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其中一道渠道就是代謝肚腩的脂肪得來,並透過血管輸送到啡色脂肪那裡。518Please respect copyright.PENANA5SN7P8IzMf
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(圖3)對比室溫(22度),在寒冷溫度(15度)下,啡色脂肪更能夠有效地吸取脂肪酸。518Please respect copyright.PENANAwA7PFWJ9uf518Please respect copyright.PENANA4mjtZ4aYdA
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而白色脂肪及三角肌吸取脂肪酸的效率在兩種溫度情形下均無任何顯著改變。518Please respect copyright.PENANAlNseTjlTT2
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對比瘦人,肥人啡色脂肪吸取脂肪酸的效率顯然較弱,但總好過聊勝與無。518Please respect copyright.PENANAY0z2A4Unrq
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找出方法增加啡色脂肪在身上的比例,將能幫忙減低白色脂肪(肚腩)。518Please respect copyright.PENANA3rwNi16I6x
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有興趣接收科學資訊的話,歡迎follow IG: potatopigtongue。518Please respect copyright.PENANAsCbfHbBVdy
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Ref1:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7463032/518Please respect copyright.PENANA3oTKXZ4ura