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单词
lactase
释义
lactase
[ˈlækteis]
〔EC 3.2.1.108〕乳糖酶:一种水解酶,能催化下列反应:乳糖+H2O=D-葡萄糖+D-半乳糖。此酶见于肠粘膜刷状缘,是个复合体,也能从糖基-N-酰基神经鞘氨醇裂解末端糖残基。该酶缺陷或缺少则引起不耐乳糖〔症〕
习惯用语
  
adult lactase deficiency
成人乳糖酶缺乏症:同disaccharide intolerance Ⅲ
  
lactase deficiency
乳糖酶缺乏症,不耐乳糖〔症〕:同lactose intolerance
  
intestinal lactase deficiency
肠乳糖酶缺乏症:同disaccharide intolerance Ⅲ
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更新时间:2025/9/3 8:12:53