Attenuated circovirus

Drug – bio-affecting and body treating compositions – Antigen – epitope – or other immunospecific immunoeffector – Virus or component thereof

Reexamination Certificate

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C424S186100, C424S184100

Reexamination Certificate

active

07442378

ABSTRACT:
An isolated attenuated circovirus having a mutation in viral nucleic acid encoding viral protein 2 (VP2). The attenuated circovirus is particularly suitable for use in conferring immunity in an animal, particularly birds.

REFERENCES:
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patent: 5981502 (1999-11-01), Noteborn et al.
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patent: WO 95/03414 (1995-02-01), None
patent: WO 96/01116 (1996-01-01), None
patent: WO 96/03507 (1996-02-01), None
patent: WO 96/40931 (1996-12-01), None
The Journal of Veterinary Medical Science, vol. 58(7) Farkas et al., “Cloning and Sequencing of the Genome of Chicken Anaemia Virus (CAV) TK-5803 Strain and Comparison with Other CAV Strains”, pp. 681-4. Abstract, line 6, (1996).
Archives of virology, vol. 146(4), 2001, Scott et al., “Characterization of a chicken anemia virus variant population that resists neutralisation with a group-specific monclonal anitbody” pp. 713-728. p. 717 and Table 5.
Australian Veterinary Journal, vol. 78, No. 9, 2000, Brown et al., “Full-length infections clone a pathogenic Australian isolate of chicken anaemia virus” pp. 637-640. Figure 1B and p. 639, 2ndcolumn, line 1.
Claessens et al., “Molecular cloning and sequence analysis of the genome of chicken anaemia agent,”The Journal of General Virology, 72: 2003-2006 (1991).
Search Report issued in corresponding EP application No. 02740122 (2005).

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