Tyndall-effect-based colorimetric assay with colloidal silver nanoparticles for quantitative point-of-care detection of creatinine using a laser pointer pen and a smartphone
Kaijing Yuan, Yao Sun, Fenchun Liang, Fenglan Pan, Miao Hu, Fei Hua, Yali Yuan, Jinfang Nie, Yun Zhang
Abstract
This work describes a new nanosensor for one-step ultrasensitive naked-eye detection of creatinine based on the target-triggered aggregation of silver nanoparticles showing dramatically enhanced Tyndall effect.
Topics & Concepts
Naked eyeDetection limitChemistryAnalyteSilver nanoparticleNanosensorNanoparticleCreatinineNanotechnologyChromatographyMaterials scienceBiochemistryBiosensors and Analytical DetectionAdvanced biosensing and bioanalysis techniquesAdvanced Nanomaterials in Catalysis