A Label-Free Colorimetric AuNP-Aptasensor for the Rapid Detection of Vibrio cholerae O139 .
Masilamani KarthikeyanPasupathi Rathinasabapathi
Published in: Cellular and molecular bioengineering (2024)
The change in color upon target binding was captured with a smartphone and analyzed using image processing software. The paper-based device detected the target in less than 2 min, demonstrating its convenience for on-field applications.