全球約有2000種植物含有物質可揮發成為山埃氣體,南北杏就是其中的兩種。918Please respect copyright.PENANAPVU5zt5cY4918Please respect copyright.PENANA005ubcrBD2
南杏仁又稱之為甜杏仁(sweet apricot kernel),而北杏仁則為苦杏仁(bitter apricot kernel)。918Please respect copyright.PENANAnAzQddmv7u
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相對上,南杏仁的毒性比北杏仁遠之為低。918Please respect copyright.PENANAjchf0VWnPP
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(圖2)南北杏內含化學物質扁桃苷(Amygdalin),以及能夠分解扁桃苷並釋放出山埃的酵素。918Please respect copyright.PENANA30d5zYADYt918Please respect copyright.PENANAIEeNbR1hFV
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在正常情況下,扁桃苷及能夠分解它的酵素就像是牛郎及織女一樣被分隔開兩地。918Please respect copyright.PENANAiBBeesVr32
而當我們嘴嚼南北杏的時候,其內部結構便會有所破壞,酵素亦得以與扁桃苷接觸,並釋發出對人體有害的山埃物質;918Please respect copyright.PENANAxoPMvufpX5
與此同時,胃酸及腸道細菌亦有能力將扁桃苷分解成為山埃。918Please respect copyright.PENANA4rr7lxT8uS
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(圖3)每克北杏仁大概含有26 ± 14 mg扁桃苷,而每克南杏仁則大概含有0.16 ± 0.09 mg扁桃苷。918Please respect copyright.PENANAnC10b0r9mn918Please respect copyright.PENANAupKTw9Cg3J
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基於北杏所含的扁桃苷比南杏為高,因此相對上北杏在體內釋放出的山埃亦會較多。918Please respect copyright.PENANAG11ccYCALu
山埃能夠抑制細胞產生能源的機制,對於經常性需要使用能源的心臟及大腦尤其傷害為深。918Please respect copyright.PENANAaD9YuiLaSs
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口服山埃致命量為0.56mg/體重kg,以一個重80 kg的暴力警察為例,他口服44.8mg山埃後便會中毒致死。918Please respect copyright.PENANAVK6BEAT2hu
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每457克的扁桃苷約可釋出26克的山埃,以北杏每克含有40mg扁桃苷作計算的話,80 kg的暴力警察攝取多少克北杏便會中毒身亡呢?918Please respect copyright.PENANAei16JkXlD0
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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。918Please respect copyright.PENANAjHux5bnpCR
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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。918Please respect copyright.PENANAwX9QAHScKl
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https://www.penana.com/user/27349/%E8%96%AF%E4%BB%94%E8%81%9E%E8%8C%B1%E8%8E%89/portfolio918Please respect copyright.PENANAm2ZWHkFVYx
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除非Facebook及IG重開侵侵的account,否則我的IG將不會再作更新,只會寄居本土LIHKG及Penana。918Please respect copyright.PENANAIfwVmnGId8
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Ref1:https://efsa.onlinelibrary.wiley.com/doi/full/10.2903/j.efsa.2016.4424918Please respect copyright.PENANAp2NBrHR5GF
Ref2:https://www.tandfonline.com/doi/full/10.1080/02772248.2015.1030667
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