这个词是什么意思？
A cyclohexanone derivative used for induction of anesthesia. Its mechanism of action is not well understood, but ketamine can block NMDA receptors (RECEPTORS, N-METHYL-D-ASPARTATE) and may interact with sigma receptors.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D007649 · MeSH 2026。
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