SERS-based immunoassay using core–shell nanotags and magnetic separation for rapid and sensitive detection of cTnI
Cunming Hu, Li Ma, Fang Mi, Ming Guan, Chang Guo, Fei Peng, Shijiao Sun, Xiaomei Wang, Tingwei Liu, Jiutong Li
Abstract
Au-4MBA@Ag with a strong Raman signal was successfully synthesized, and combination with magnetic separation technology achieved sensitive detection of cTnI.
Topics & Concepts
ChemistryImmunoassayDetection limitChromatographyRaman spectroscopyMagnetic separationTroponin INanotechnologyAnalytical Chemistry (journal)MetallurgyAntibodyOpticsImmunologyPsychiatryPsychologyMaterials sciencePhysicsBiologyMyocardial infarctionQuantum Dots Synthesis And PropertiesAdvanced biosensing and bioanalysis techniquesBiosensors and Analytical Detection