A versatile and ultrasensitive colorimetric detection platform has been developed based on the hybridization chain reaction (HCR)-triggered enzyme cascade amplification in this work. The proposal ...

LSPR DNA sensing microfluidic setup (A) Reaction scheme on a gold (Au) LSPR substrate, involving an immobilized ssDNA template (T30) with HDT, addition of primer sequence P8, and Klenow fragment of ...