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单词	oxaloacetic acid
释义	oxaloacetic acid noun ox·​a·​lo·​ace·​tic acid ˌäk-sə-lō-ə-ˈsē-tik-  variants or less commonly oxalacetic acid ˌäk-sə-lə-ˈsē-tik-  : a crystalline acid C4H4O5 that is formed by reversible oxidation of malic acid (as in carbohydrate metabolism via the Krebs cycle) and in reversible transamination reactions (as from aspartic acid) Word History Etymology oxalic + acetic acid First Known Use 1896, in the meaning defined above Medical Definition oxaloacetic acid noun ox·​a·​lo·​ace·​tic acid ˌäk-sə-lō-ə-ˌsēt-ik-  variants also oxalacetic acid ˌäk-sə-lə-ˌsēt-ik-  : a crystalline acid C4H4O5 that is formed by reversible oxidation of malic acid (as in carbohydrate metabolism via the Krebs cycle) and in reversible transamination reactions (as from aspartic acid)
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