Fig. 2From: Failure to detect M. avium subspecies paratuberculosis in Johne’s disease using a proprietary fluorescent in situ hybridization assay“No-probe” control for Fig. 1. Processed identically as in Fig. 1, during the same experiment, but no probes were added during the hybridization step. a DAPI; b Texas Red (IS900); c Cy-5 (Bovine β-actin) d composite of a–c. No- probes: Note “positive” signal in the “No-probe” control b–d. Marker bars, in µm, indicate magnification of x 40Back to article page