2 条结果 关键词:氧化石墨烯-壳聚糖 ×

Microfluidic electrochemical immunosensor for the determination of cystatin C in human serum.

Mikrochimica acta 2020 Devi KSS, Krishnan UM

本文报道了一种用于快速测定胱抑素C(Cystatin C,Cys C)的纳米界面电化学免疫传感器。Cys C是糖尿病视网膜病变中升高的生物标志物。作者将氧化石墨烯-壳聚糖(GO-Chit)纳米复合分散液修饰碳工作电极,以实现对抗Cys C抗体的高负载偶联。该传感器经形貌和电化学表征,并采用循环伏安法和差分脉冲伏安法在模拟样品及人血清...

An electrochemical DNA-sensor developed with the use of methylene blue as a redox indicator for the detection of DNA damage induced by endocrine-disrupting compounds.

Analytica chimica acta 2015 Lin X, Ni Y, Kokot S

本研究开发了一种电化学 DNA 生物传感器,用于间接检测三种内分泌干扰化合物(EDCs)——双酚A(BPA)、4-壬基酚(NP)和4-叔辛基酚(OP)——诱导的 DNA 损伤。以亚甲基蓝(MB)作为氧化还原指示剂,将双链 DNA(dsDNA)/氧化石墨烯-壳聚糖(GO-CS)/金纳米粒子(AuNPs)组装修饰在玻璃碳电极(GCE)上...