Figure 1From: Mycoplasma gallisepticum infection in the grey partridge Perdix perdix: outbreak description, histopathology, biochemistry and antioxidant parametersDetection of M. gallisepticum by nested PCR. M = Molecular size marker, 100 bp DNA ladder (O'GeneRulerâ„¢ DNA Ladder Mix, Fermentas International Inc., USA). 1 to 3 - positive samples, 4 - a negative sample, 5 - positive control, 6 - negative control.Back to article page