V2EX transaminase

Transaminase

释义 Definition

转氨酶:一类催化“转氨基反应”的酶,能把一个氨基从氨基酸转移到酮酸上,从而在氨基酸代谢中起关键作用。临床上常指血液检查中的肝酶指标(如 ALT、AST),其升高常与肝细胞损伤等有关。

发音 Pronunciation

/trnzmnez/

例句 Examples

Transaminase levels were slightly elevated in the blood test.
血液检查显示转氨酶水平略有升高。

Because the liver processes many amino acids, transaminase enzymes are essential for maintaining normal metabolism, and abnormal results may warrant further evaluation.
由于肝脏参与处理多种氨基酸,转氨酶对维持正常代谢至关重要,而异常结果可能需要进一步检查评估。

词源 Etymology

transaminase 由 **trans-**(“转移、跨越”)+ amine(“胺/氨基”)+ -ase(“酶”后缀)构成,字面意思就是“转移氨基的酶”。该词主要用于生物化学与医学语境。

相关词 Related Words

文学与著作 Literary Works

  • Tietz Textbook of Clinical Chemistry and Molecular Diagnostics(临床检验学经典教材中常见,用于解释 ALT/AST 等指标)
  • Lehninger Principles of Biochemistry(《莱宁格生物化学原理》:在氨基酸代谢章节讨论转氨酶/氨基转移酶)
  • Harper’s Illustrated Biochemistry(《哈珀生物化学》:在肝功能与氨基酸代谢相关内容中出现)
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