A fluorescence biosensor for <i>Salmonella typhimurium</i> detection in food based on the nano-self-assembly of alendronic acid modified upconversion and gold nanoparticles
Min Chen, Leiqing Pan, Kang Tu
Abstract
A simple and quick-response fluorescent biosensor for <italic>Salmonella typhimurium</italic> detection based on the recognition of an aptamer coupled with alendronic acid (ADA)@upconversion nanoparticles (UCNPs) and gold nanoparticles (AuNPs) has been developed.
Topics & Concepts
FluorescenceBiosensorSalmonellaNano-Colloidal goldPhoton upconversionNanoparticleChemistryNanotechnologyMaterials scienceBacteriaBiochemistryIonBiologyOrganic chemistryOpticsGeneticsComposite materialPhysicsAdvanced biosensing and bioanalysis techniquesBiosensors and Analytical DetectionAdvanced Nanomaterials in Catalysis