2Silva R.F.Differentiation of pathogenic and non-pathogenic serotype 1 Marek's disease viruses(MDVs)by the polymerase chain reaction amplification of the tandem direct repeat with the MDV genomel,[J].Avian Disease,1992,36(3):521-528.
3Saif Y M.禽病学[M].苏敬良译.第11版.北京:中国农业出版社,2005.447-518.
4Witter R L. Characteristics of Marek's disease viruses isolated from vaccinated commercial chicken flocks: association of viral pathotype with lymphoma frequency [J]. Avian Dis, 1983, 27 (1):113-132.
5Witter R L. Increased virulence of Marek's disease virus field isolates [J]. Avian Dis, 1997, 41(1): 149-163.
6Shamblin C E, Greene N, Arumugaswami V, et al. Comparative analysis of Marek's disease virus (MDV) glycoprotein, lytic antigen pp38-and tuansformation antigen Meq-encoding genes: association of meq mutations with MDVs of high virulence [J]. Vet Microl, 2004, 102: 147-167.
7Baigent S J, Smith L P, Nair V K, et al. Vaccinal control of Marek's disease: current challenges, and future strategies to maximize protection [J]. Vet Immunol immunopathol, 2006, 112: 78-86.
8Calnek B W. Pathogenesis of Marek's disease virus infection [J]. Current Topics in Microbiology and Immunology, 2001, 255: 25-26.
9Kanamori A, Nakajima K, Ikuta K, et al. Copy number of tandem direct repeats within the inverted repeats of Marek's disease virus DNA [J]. Biken J, 1986, 29: 83-89.
10Bradley G, Hayashi M, Lanez G, et al. Structure of the Marek's disease virus BamH Ⅰ -H gene family: genes of putative importance for tumor induction [J]. J Virol, 1989, 63: 2534-2542.