Analytical specificity of LAMP for MS detection. Visible colour change in MS-positive samples, greenish fluorescence under UV light and specific ladder-like patter after gel electrophoresis. Descriptions M molecular length marker GeneRuler™ 100 bp DNA Ladder Plus (Thermo-scientific, Waltham, Massachusetts, USA), 1 M. gallisepticum (ATCC 19610), 2 M. meleagridis (ATCC 25284), 3 M. iowae (ATCC 33552) , 4 M. synoviae strain (ATCC 25204), 5 M. anatis (ATCC 25524), 6 M. anseris (ATCC 49234) and 7 M. cloacale (ATCC 35276) 