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. 2021 May 9;4(7):2403–2416. doi: 10.1016/j.matt.2021.05.003

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Use of miniaturized and portable RAPID 1.0 for rapid point-of-care diagnosis of COVID-19

(A) Photo of mobile device-compatible handheld RAPID 1.0 during real-time sample analysis.

(B) Nyquist plots were obtained using ePAD coupled to a smart device for different concentrations of SP ranging from 1 pg mL⁻¹ to 100 ng mL⁻¹. The inset shows the calibration curve for the normalized R_CT values of the different concentrations of SP recorded in triplicate.