In this episode we welcome Dr Marina Sibila from the animal research institute CReSA-IRTA in Catalunya, Spain. Her research line focuses mainly on the epidemiology, diagnosis, animal model development and prevention/treatment strategies of porcine respiratory pathogens, mainly porcine circoviruses (PCV-2 and PCV-3) and porcine mycoplasmas. With Dr Sibila we shall discuss the diagnostics of Porcine Circovirus – type 2.