V2EX monobactam

Monobactam

发音 Pronunciation

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释义 Definition

单环β-内酰胺类抗生素(单环内酰胺):一类只含一个β-内酰胺环的抗生素,主要针对革兰氏阴性菌;临床上较知名的代表药物是 aztreonam(氨曲南)。该词也可泛指“单环内酰胺”这一化学结构类型。

例句 Examples

Monobactams are often used to treat infections caused by Gram-negative bacteria.
单环β-内酰胺类抗生素常用于治疗由革兰氏阴性菌引起的感染。

Because of its narrow spectrum and low cross-reactivity, a monobactam may be considered when a patient has a penicillin allergy.
由于其抗菌谱较窄且交叉过敏反应相对较少,当患者对青霉素过敏时,医生可能会考虑使用单环β-内酰胺类抗生素。

词源 Etymology

mono- 表示“单一、一个”,**-bactam** 来自对“β-内酰胺(beta-lactam)”结构的命名习惯(在药物化学中常用 -bactam 指代这类环状酰胺结构)。因此 monobactam 字面含义是“单环的β-内酰胺”。

相关词 Related Words

文学与著作 Literary Works

  • Goodman & Gilman’s The Pharmacological Basis of Therapeutics(《古德曼&吉尔曼:药理学原理》)中在抗菌药物章节讨论 monobactam 类及其代表药物。
  • Mandell, Douglas, and Bennett’s Principles and Practice of Infectious Diseases(《曼德尔感染病学》)在革兰阴性菌治疗与β-内酰胺类药物部分提及 monobactams 的临床定位。
  • Katzung & Trevor’s Basic & Clinical Pharmacology(《卡茨基础与临床药理学》)在抗生素分类中介绍 monobactam 的特点与适应证。
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