中藥與西藥的比拼經常出現,箇中經常出現的論據就是中藥缺乏科學精密驗證,純粹是依靠經驗及神農嘗百草的方式積聚理論。501Please respect copyright.PENANApXpyg79oL0501Please respect copyright.PENANAkLf0pyErWU
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本篇文章無意將中藥及西藥對衡,而是嘗試以西醫科學角度審視一款中醫藥材,三七。501Please respect copyright.PENANAz6fIQkN8AK
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(圖2)左圖為Panax notoginseng(三七);501Please respect copyright.PENANAMLv4uZkI2j
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中圖為Sedum aizoon(土三七);501Please respect copyright.PENANAnzPRsWEnG2
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而右圖則為Gynura japonica,頻繁被誤當成土三七的藥材。501Please respect copyright.PENANApz3MJy6f5y
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(圖3)不幸的是,這款誤當成土三七的藥材內含名為pyrrolizidine alkaloids (PAs)的化學物;501Please respect copyright.PENANAoAXnFFIyVa
真正的三七及土三七並不含PAs。501Please respect copyright.PENANA9cTqwHmzQz
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這些PA化學物進入人體後,會形成DHPA及DHP化學物。501Please respect copyright.PENANA7SUXuZVjHi
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而DHPA及DHP化學物會與肝臟內各種蛋白質結合,導致肝臟無法運作正常。501Please respect copyright.PENANAjHWJWA2lCD
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根據資料統計(Ref1),誤當Gynura japonica作為土三七下藥,構成了中國在2017年約10-30%因攝取藥物導致肝臟收損的個案。501Please respect copyright.PENANAUKpkspOgss
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這亦表示,若有經驗不足的中藥醫師或商人胡亂購買藥材的話,將會無意之間害了別人。501Please respect copyright.PENANACZyRieg1IJ
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能否有系統分配及管理中藥藥材的類別,將會是現今中醫所需面對的問題。501Please respect copyright.PENANARgNMvtVlIk
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有興趣繼續觀看用西醫角度觀看中藥的話,請給予正評及留言,反應熱烈的話將會寫新一集。501Please respect copyright.PENANAOOWyefqWN6
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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/portfolio501Please respect copyright.PENANAdKONycUqVK
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https://www.instagram.com/potatopigtongue/501Please respect copyright.PENANAZcrnWD2Ma3
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Ref1:https://www.nature.com/articles/s41401-020-00553-9501Please respect copyright.PENANAu63wGuDleO