The majority of epidemiological studies involving Haemophilus parasuis from Brazilian herds are based on serotyping. However, a high percentage of isolates are non-typable. Recently, molecular-based techniques were successfully used to characterize the diversity of H. parasuis isolates and the epidemiology of H. parasuis infections within and among herds. This review tackles general aspects of H. parasuis infection, mainly regarding to techniques of molecular epidemiology.
swine; Haemophilus parasuis; molecular epidemiology