Mycoplasma gallisepticum Infection in Poultry: Article Review

Mycoplasma gallisepticum (MG) is the most important causative factor of respiratory infections in chickens and turkey resulting chronic respiratory disease CRD and Infectious sinusitis respectively. These diseases transmitted throughout the world in different ages of to all nearby bird species. The infected poultry become carrier that can infect all birds around world. This review introduces a short information about MG infection specially in avian species. The detection of this causative agent made by isolation of MG by serological test or culturing with media containing digested protein, meat infusion base with serum, yeast factors, glucose and bacterial inhibitors on many commercial liquid media and agar media used for isolation like: Frey medium and SP-4 medium and other isolation methods like rapid agglutination test which made by several methods can be used to diagnosis the MG like: Haemagglutination inhibition, ELISA, PCR and molecular methods to differentiate between MG strains, DNA fingerprinting that uses RAPD (random amplified polymorphic DNA), GTS (gene targeting sequencing) for typing strains.