1 条结果 关键词:免疫磁浓缩 ×

Electrically active polyaniline coated magnetic (EAPM) nanoparticle as novel transducer in biosensor for detection of Bacillus anthracis spores in food samples.

Biosensors & bioelectronics 2009 Pal S, Alocilja EC

本研究开发了一种基于电活性聚苯胺包覆磁性(EAPM)纳米粒子的生物传感器,用于检测受污染食品样品中的炭疽杆菌芽孢。EAPM纳米粒子以γ-氧化铁为核,表面化学聚合酸掺杂聚苯胺,直径约100 nm,兼具磁性与导电性。通过超导量子干涉仪、四探针电导测试和透射电镜对其磁、电及结构特性进行表征,室温磁滞回线显示饱和磁化强度为44.1 emu/...