Colorimetric/chemiluminescent vertical flow immunoassay based on multifunctional cobalt–gold bimetallic nanoclusters for Brucella antibody detection and deep learning-assisted semiquantitative analysis
A colorimetric/chemiluminescent vertical flow immunoassay (VFI) for Brucellosis was developed using glutathione-protected cobalt–gold nanoclusters conjugated with staphylococcal protein A (GSH@Co–AuNCs–SPA) as multifunctional catalytic immunoprobes. The nanocluster probe integrates antibody recognition with peroxidase-...