2Housawi F M, Abu E E, Gameel, A. A close comparative study on the response of sheep and goats to experimental off infection [J]. Zentralbl Veterinarmed B, 1993, 40(4): 272-282.
3Azwai S M, Carter S D, Woldehiwet Z. Immune responses of the camel (Camelus dromedarius) to contagious ecthyma (Orf) virus infection[J]. Vet Microbiol, 1995,47 (1-2): 119-131.
4Vikoren T, Lillehaug A, Akerstedt J, et al. A severe outbreak of contagious ecthyma (off) in a free- ranging musk ox (Ovibos moschatus) population in Norway[J].Vet Microbiol, 2008,127(1-2):10-20.
5Key S J, Catania J, Mustafa S F et al. Unusual presentation of human giant off (ecthyma contagiosum) [J]. J Craniofac Surg, 2007, 18 (5): 1076- 1078.
6Erbagci Z, Erbagci I, Almila T A. Rapid improvement of human off (ecthyma contagiosum) with topical imiquimod cream: report of four complicated cases [J].J Dermatolog Treat, 2005, 16(5-6): 353-356.
8Delhon G, Tulman E R, Afonso C L, et al. Genomes of the parapoxviruses ORF virus and bovine papular stomatitis virus [J]. J Virol,2004,78(1):168-177.
9Haig D M, Mcinnes C J. Immunity and counter-immunity during infection with the parapoxvirus off virus [J]. Virus Res,2002,88(1-2): 3-16.
10Vijaysri S, Talasela L, Mercer A et al. The Off virus E3L homologue is able to complement deletion of the vaccinia virus E3L gene in vitro but not in vivo [J].Virology,2003,314(1):305-314.
