Detection of oxytetracycline residues in milk based on the fluorescence quenching effect of AgInS2/ZnS quantum dots

Key Points

• Oxytetracycline residues were detected effectively, achieving significant sensitivity.
• The detection method utilized the fluorescence quenching of AgInS2/ZnS quantum dots for improved results.
• Experimental analysis involved assessing fluorescence changes to determine residue levels in milk samples.
• This fluorescence-based method highlights a promising avenue for ensuring food safety concerning antibiotic residues.