1 条结果 关键词:多重石墨烯气凝胶 ×

Highly sensitive electrochemical detection of circulating tumor DNA in human blood based on urchin-like gold nanocrystal-multiple graphene aerogel and target DNA-induced recycling double amplification strategy.

Analytica chimica acta 2020 Yuanfeng P, Ruiyi L, Xiulan S, Guangli W 等 5 人

循环肿瘤DNA(ctDNA)检测对癌症风险分层和治疗反应监测具有重要意义,但现有方法灵敏度和重复性不足。本文以抗坏血酸还原氯金酸(HAuCl4)实现金纳米晶形状控制合成,CTAC、KBr、KI 与 L-谷胱甘肽协同形成海胆状金纳米晶(UeAu),暴露更多高指数晶面。基于 UeAu-多重石墨烯气凝胶(MGA)构建 ctDNA 电化学传...