Fig. 4From: Rapid and visual detection of Lawsonia intracellularis with an improved recombinase polymerase amplification assay combined with a lateral flow dipstickRepresentative detection of clinical fecal samples by RPA-LFD (a) and conventional PCR (b). Lane 1 to 20: clinical fecal samples; Lane 21: L. intracellularis-positive fecal sample; Lane 22: L. intracellularis-negative fecal sampleBack to article page