Fig. 3From: Visual multiple cross displacement amplification for the rapid identification of S. agalactiae immediately from vaginal and rectal swabsConfirmation of S. agalactiae-MCDA products. Methods of Malachite Green (a) and 2% Agarose gel electrophoresis (b) were used to analyze MCDA products. Lane M, DNA maker DL1000. Tube1/Lane1, positive group (S. agalactiae strain ATCC12386); Tube2/Lane2, negative group (Streptococcus pyogenes); Tube3/Lane3, negative group (S. pneumoniae); Tube4/Lane4, blank group (DW)Back to article page