Reviewers

The disease sections of this web site was reviewed by Dr J J (Sjaak) de Wit and William Baxendale. We thank them for their support.

Dr J J (Sjaak) de Wit

Photo of Dr J J (Sjaak) de Wit

Qualifications: DVM PhD

Address:
Animal Health Service, PO Box 9, 7400 AA Deventer, The Netherlands.

Fields of Interest:
Immunology, diagnostic approaches of disease (control), vaccine application in the field, virus typing (eg IBDV and IBV).

Current projects:
IBDV strain typing (RT-PCR, sequencing, isolation, cross-protection study) and optimizing vaccine application in the field, IBV test development.

Selected publications:

J J de Wit (2003) Gumboro Disease – the optimal time for vaccination. International Poultry Production, 11, 19-23.

Mekkes D R & Wit J J de (2002) Report of the FIRST international ring trail for Infectious Bursal Disease Virus (IBDV) antibody detection in serum. Annual report and proceedings of COST Action 839: Immunosuppressive viral diseases in poultry, pp 210-226.

Mekkes D R & Wit J J de (2002) Report of the second international ring trail for Infectious Bursal Disease Virus (IBDV) antibody detection in serum. Annual report and proceedings of COSTAction 839: Immunosuppressive viral diseases in poultry, pp 210-226.

J J de Wit (2001) Gumboro Disease: estimation of optimal time of vaccination by the Deventer formula. Annual report and proceedings of COSTAction 839: Immunosuppressive viral diseases in poultry, pp 170-178.

J J de Wit (2001) Counting the cost of IBDV. World Poultry, Gumboro Special 2, pp 6-7.

J J de Wit, T H F Fabri & J F Heijmans (2001) Reasons for vaccination failure. Annual report and proceedings of COSTAction 839: Immunosuppressive viral diseases in poultry, pp 168-170.

J J de Wit, E A M Graat, H Smetsers, J F Heijmans & H W Saatkamp (2001) Epidemiological and economic aspectsof IBDV in the Netherlands. Proceedings of the 2nd International symposium on infectious bursal disease and chicken infectious anaemia. Rauischholzhausen, Germany, pp 278-280.

J J de Wit, J F Heijmans, D R Mekkes & A A W M van Loon (2001) Validation of five commercially available ELISAs for the detection of antibodies against infectious bursal disease virus (serotype 1). Avian Pathology, 30, 543-549.

H W Saatkamp, P B M Berentsen and J J de Wit (2000) Animal Health economics: principles and applications to Gumboro Disease.

Wit J J de en A A W M van Loon (namens de Gumboro-werkgroep) (1998) Gumboro-vaccinatie. Tijdschrift voor Diergeneeskunde , 123,7-10.

Wit J J de (1998) Gumboro disease: estimation ofoptimal time of vaccination by the Deventer formula (1998). Polish Veterinary Journal, 3 (nr 25),19-22.

D R Mekkes and J J de Wit (1994) Diagnostic tools in detection, variant and virulent strains and antibody. World Poultry, Gumboro Special.

Braunius W W, en Wit J J (1990) De ziekte van Gumboro blijft deaandacht vragen: een 'case study'. Tijdschrift voor Diergeneeskunde, 115: 207-211.

William Baxendale

Photo of William Baxendale

Qualifications: BVM&S MRCVS

Address:
Foxholes Farm, Leighton Bromswold, Huntingdon, CAMBS, UK

Field of interest:
Virology and Pathology

Current Projects:
Virus Discovery - the isolation of viruses from emergent diseases.
Since becoming part-retired from Intervet UK in 1999 (had held position of Research Director since 1971), Bill has been:
Scientific Advisor - Intervet and
Head of Virologicals Investigation Unit

Selected publications:

Infectious Bursal Disease (Gumboro Disease) (2001) W BAXENDALE In: Poultry DiseasesEd. F T W Jordan & M Pattison. WB Saunders Co. Ltd

Current methods of delivery of poultry vaccines (1996) W BAXENDALE Poultry Immunology Poul. Sc. Symposium Vol 24 p 375-387 (Invited review).

The development of an apathogenic infectious bursal agent vaccine. Field trial results (1975) W BAXENDALE Proc. 25th Poultry Disease Conference, California, USA p 42-45.

The results of field trials with an Inactivated Gumboro Vaccine (1982) p 211-219 W BAXENDALE International Symposium on Immunisation of Adult Birds with Ovt Adjuvant Vaccines, Lyon, France. Develop. Biol. Standard 51.

Immunity to Infectious Bursal Disease (1981) W BAXENDALE and D Lütticken Avian Immunity p 228-233 Ed. M E Rose, L N Payne, B M Freeman, Edinburgh British Poultry Science Ltd. (Invited review).