V2EX aspartate aminotransferase

Aspartate Aminotransferase

释义 Definition

天冬氨酸氨基转移酶(常缩写 AST):一种参与氨基酸代谢的酶,主要存在于肝脏、心肌、骨骼肌等组织中。临床上常用其血液水平作为评估肝细胞损伤(以及某些肌肉/心肌损伤)的指标之一。(它也可泛指“氨基转移酶/转氨酶”家族中的一员。)

发音 Pronunciation (IPA)

/sprtet mnotrnsfres/

例句 Examples

The doctor ordered an aspartate aminotransferase test to check his liver function.
医生开了天冬氨酸氨基转移酶(AST)检查来评估他的肝功能。

Although her aspartate aminotransferase was elevated, the clinician considered muscle injury and reviewed her recent training history.
尽管她的天冬氨酸氨基转移酶(AST)升高,临床医生仍考虑到肌肉损伤的可能,并回顾了她近期的训练情况。

词源 Etymology

该术语由三部分构成:aspartate(天冬氨酸,源自拉丁语 asparagus“芦笋”,因早期从芦笋中获得相关物而得名)+ amino-(氨基)+ transferase(转移酶,指“催化官能团转移的酶”)。合起来字面意思是“催化天冬氨酸相关氨基转移反应的酶”。

相关词 Related Words

文学与典籍 Literary Works

  • Harrison’s Principles of Internal Medicine(《哈里森内科学》)
  • Robbins and Cotran Pathologic Basis of Disease(《罗宾斯-科特兰病理学基础》)
  • Tietz Textbook of Clinical Chemistry and Molecular Diagnostics(《Tietz 临床化学与分子诊断学》)
  • The Merck Manual(《默克诊疗手册》)
  • 期刊 Clinical Chemistry(《临床化学》)中与肝功能/生化检测相关的论文常出现该词(多以 AST 或全称出现)
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