Purpose of ReviewMarek’s disease virus (MDV) is a highly oncogenic alphaherpesvirus that causes various clinical symptomsincluding fatal lymphomas in chickens. The virus encodes several MDV-specific genes that play a major role in viral pathogen-esis. This review will focus on the recent advances in our understanding of how these viral factors contribute to pathogenesis andtumor formation.Recent FindingsSeveral viral factors involved in ... Read more