supported by the Natural Science Foundation of China (No.31001017,31272464);the Program for New Century Excellent Talents (NCET-12-0476);the Science & Technological Project of Shaanxi Province, China(2011KTCQ02-02,2011KTDZ02-01-01);the Program for Shaanxi Youth Scientific Talents(2012KJXX-18)
Background: As a member of the Paromyxoviridoe group, Newcastle disease virus (NDV) is the key causative agent of Newcastle disease (ND) that attacks chickens, turkeys and other avian birds. Surviving birds showe...