Fig. 2From: Development of a multiple cross displacement amplification combined with nanoparticles-based biosensor assay for rapid and sensitive detection of Streptococcus pyogenesDetection of S. pyogenes-MCDA products Three methods were used to analyse MCDA amplicons, including Malachite Green (A), lateral flow biosensor (B) and 2% Agarose gel electrophoresis (C). Lane M, DNA Maker DL1000. 1, positive group(S. pyogenes strain); 2, negative group (S. pneumoniae); 3, negative group (S. aureus); 4, blank group (DW).TL, test line.CL, control lineBack to article page