alanine aminotransferase

例句：

1. 1.The patient's blood test showed high levels of alanine aminotransferase, indicating liver damage.
   患者的血液测试显示丙氨酸氨基转移酶水平高，表明肝脏受损。
2. 2.The researcher found that the enzyme was responsible for converting alanine into tyrosine.
   研究者发现该酶负责将丙氨酸转化为酪氨酸。
3. 3.The patient's condition worsened after taking the medication, and the alanine aminotransferase level returned to normal.
   患者在服用药物后病情恶化，丙氨酸氨基转移酶水平恢复正常。