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生物活性：A-803467 是一种强效、选择性的河豚毒素不敏感型 Na_v1.8 钠通道阻断剂 (IC₅₀=8 nM)。A-803467 在神经性疼痛和炎症性疼痛模型中有缓解疼痛作用。A-803467 通过与 ATP-binding cassette subfamily G member 2 (ABCG2) 转运蛋白的相互作用，增强了传统抗癌物的化疗敏感性^[1][2]。

A-803467 is a potent and selective tetrodotoxin-resistant Na_v1.8 sodium channel blocker (IC₅₀=8 nM). A-803467 has shown significant anti-nociception in neuropathic and inflammatory pain models. A-803467 enhances the chemosensitivity of conventional anticancer agents through interaction with the ATP-binding cassette subfamily G member 2 (ABCG2) transporter^[1][2].