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Figures. Fig. 1 Schematic of a lab-built drop-type chemiluminescence (DCL) system . Fig.2 Sample treatment procedure for DCL measurement to determine enrofloxacin and its metabolite in chicken meat. EDC/NHS. Amide bond. BSA. BSA. NH 2. NH 2. NH 2. NH 2. NH 2. NH 2. NH 2. NH 2.
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Fig. 1 Schematic of a lab-built drop-type chemiluminescence (DCL) system
Fig.2 Sample treatment procedure for DCL measurement to determine enrofloxacin and its metabolite in chicken meat EDC/NHS Amide bond BSA BSA NH2 NH2 NH2 NH2 NH2 NH2 NH2 NH2 NH2 NH2 NH2 NH2 NH2 NH2 NH2 NH2 NH2 NH2 NH2 NH2 NH2 NH2 NH2 NH2 H2N H2N H2N H2N H2N BSA BSA BSA BSA Amide bond NH2 Amide bond BSA BSA BSA BSA HRP HRP BSA BSA Amide bond BSA BSA
Fig.3 EF-TEM image of synthesized and surface modified magnetic nanoparticles (amine-functionalized SiO2@Fe3O4 nanoparticles); core 10.5±1.7 nm, shell 16.3±1.2nm
Fig.4 (a)FT-IR spectrum of amine functionalized SiO2@Fe3O4 nanoparticles; silica and NH2 group functionalized MNP
Fig.4 (b) FT-IR spectrum of amine functionalized SiO2@Fe3O4nanoparticles;enrofloxacinattached MNP.
S-fig. 1. Experimental procedure for ELISA Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Y Secondary antibody (HRP) Primary antibody Substrate (TMB) Enrofloxacin
S-fig. 2. Calibration curve of Enrofloxacin in chicken sample
S-fig 3. Calibration curve of Ciprofloxacin in chicken sample
S-fig. 4. Calibration curves of Enrofloxacin and Ciprofloxacin in chicken using ELISA