Biosensors have become essential for ensuring food safety by detecting pathogens, toxins, and contaminants. Recent advancements in nanotechnology, materials science, and biotechnology have significantly improved the sensitivity, specificity, and functionality of biosensors, facilitating rapid and accurate on-site testing and enhancing the safety of food products.
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A novel rapid method to detect SARS-CoV-2 spike S1 antigen (S1-Ag) with high sensitivity using a graphene-based field-effect transistor (FET) is proposed in new research.