V2EX ex-vivo

Ex-vivo

释义 Definition

ex-vivo(多用于生物医学语境):指在活体之外进行的实验、处理或观察,但材料(如细胞、组织、器官)来源于生物体,通常强调“取出后、在体外环境中进行”,与 in vivo(体内)相对,也常与 in vitro(试管/培养皿内)一起对比使用。

发音 Pronunciation

/ks vivo/

例句 Examples

Ex-vivo testing showed the drug was effective on the tissue sample.
离体(ex-vivo)测试显示该药物对组织样本有效。

The team performed ex-vivo gene editing on the patient’s cells before reinfusing them to reduce immune rejection.
研究团队先对患者细胞进行离体(ex-vivo)基因编辑,再回输以降低免疫排斥反应。

词源 Etymology

源自拉丁语:ex(“从……外、离开”)+ vivo(“活着的/生命”之意,来自 vivere “活”)。字面含义即“离开活体”,因此用于描述“从机体取出后进行”的操作或研究。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Principles of Tissue Engineering(Lanza, Langer, Vacanti 等主编):讨论组织工程中的 ex-vivo 处理与构建方法。
  • Harrison’s Principles of Internal Medicine:在免疫、移植及相关疗法章节中常出现 ex-vivo(如 ex-vivo 细胞处理)。
  • Gene Therapy: Principles and Applications(相关教材/专著):常用 ex-vivo gene therapy 描述“离体改造细胞后回输”的治疗策略。
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