Formateur

Geert OPSOMER
Adresse : Salisburylaan 133
9820, MERELBEKE
Tél. : +32 9 2647546
Fax : +32 9 2647797
GSM : +32 473 813071
geert.opsomer@ugent.be

Diplôme principal : Docteur en Médecine Vétérinaire
Obtenu à : Université Gent en 1989

Diplôme(s) secondaire(s) :
PhD Veterinary Sciences (1999)
Dipl European College of Animal Reproduction
Dipl European College of Bovine Health Medicine
Formations complémentaires :
Participant of the Socrates intensive course: 'Environmental effects on animal reproduction and production' (Uppsala 7-17 September 2002)
Membre de sociétés savantes :
- Past-chairman of the Examination Committee of the European College of Animal Reproduction (co-responsible for the section bovine reproduction and herd health together with Prof. Dr. L. Solti)
- Elected board member of the Nederlandstalige Gewestelijke Raad van de Orde der Dierenartsen (Flemish Veterinary Chamber)
- Board member of the Flemish Buiatrics Association
- Coordinator of the "Post Universitair Onderwijs Diegeneeskunde" (Continuing education program in Veterinary Medicine, Ghent University)
- Veterinary specialist in the steering committee of the research centre "Biocentrum Agrivet", Ghent University
- Board member of the steering committee of the Department of Reproduction, Obstetrics and Herd Health, Faculty of Veterinary Medicine, Ghent University
- Past-president of the "Wase Dierenartsen" (Local organisation for veterinary practitioners)
- Member of the European Society of Domestic Animal Reproduction
- Member of the examination committee of the European College of Animal Reproduction (ECAR)
- Member of the examination committee of the European College of Bovine Health Management (ECBHM)
Publications :
(Publications publiées dans des revues avec comité de lecture)
Leroy J.L.M.R., Bossaert P., Opsomer G., Bols P.E.J. (2011). The effect of animal handling procedures on the blood non-esterified fatty acid and glucose concentrations of lactating dairy cows. The Veterinary Journal, 187, 81-84.
Bossaert P, De Cock H, Leroy JLMR, De Campeneere S, Bols PEJ, Filliers M, Opsomer G. Immunohistochemical visualization of insulin receptors in formalin fixed bovine ovaries post mortem and in granulose cells collected in vivo. Theriogenology 73, 1210-1219.
Piepers S., De Vliegher S., de Kruif A., Opsomer G., Barkema H. (2009). Intramammary infections in dairy heifers in early lactation: effect on future udder health, milk production and culling. A review. Veterinary Microbiology 134, 113-120.
Piepers S., Opsomer G., Meyer E., Demeyere K., Barkema H., de Kruif A., De Vliegher S. (2009). Heifer and quarter characteristics associated with periparturient blood and milk neutrophil apoptosis in healthy heifers and in heifers with subclinical mastitis. Journal of Dairy Science 92, 4330-4339.

Proceedings of the 14th International Conference on Production Diseases in Farm Animals, Ghent, Belgium, 2010
1. Influence of micro algae supplementation on the oxidative status of plasma in periparturient dairy cows. N Wullepit, C Ginneberge, V Fievez, G Opsomer, M Hostens, D Fremaut, S De Smet
2. Is there an association between the start-up of the lactation curve and the moment of first heat detection in modern dairy cows. C Ververs, M Hostens, T Caluwaerts, G Opsomer
3. Microalgae supplementation does not affect natural antibodies levels in plasma of peripartum dairy cows. ATM van Knegsel, M Hostens, G de Vries Reilingh, V Fievez, G Opsomer, HK Parmentier
4. The fatty acid profile of subcutaneous and abdominal fat depots as compared to the NEFA in the blood plasma during the negative energy balance in high yielding dairy cows. M Hostens, B Vlaeminck, V Fievez, J Van Ranst, G Opsomer
5. Visualization and interpretation of reproduction performance on modern dairy herds. B Van Ranst, M Hostens, H-J Van der Beek, G Opsomer

Proceedings of the first European Buiatrics Forum, Marseille, France, 2009
1. Differences in fatty acid profile of subcutaneous fat at drying-off versus at calving in high yielding dairy cows fed extruded linseed during lactation. M Hostens, A Steen, V Fievez, G Opsomer
2. Ear vein sampling procedure with a commercial beta-hydroxybutyrate meter as a cow side test for ketosis. B. Pardon, M. Hostens, L. Ribbers, K. De Bleecker, G. Opsomer, P. Deprez
3. Factors associated with oestrous length in high yielding dairy cows. M Hostens, T Caluwaerts, E Vandekerckhove, S De Vliegher, S Piepers, B Van Ranst, G Opsomer
4. How to measure body fat stores in high yielding dairy cows. M Van Eetvelde, S De Smet, M Hostens, G opsomer

Proceedings of the 13th Annual Conference of the European Society for Domestic Animal Reproduction, Ghent, Belgium, 2009
1. Monitoring reproduction in modern dairy herds. T Caluwaerts, M Hostens, B Van Ranst, A de Kruif, G Opsomer
2. The effect of age at first calving on subsequent production in dairy cattle. M Hostens, T Caluwaerts, B Van Ranst, G Opsomer
3. The effect of marine algae supplementation in high yielding dairy cows during transition on metabolic parameters in the serum and follicular fluid early post-partum. M Hostens, B Vlaeminck, V Fievez, G Opsomer
4. The relationship between the increasing ratio of milk yield in the first part of lactation and the moment of first recorded heat in dairy cows. T Caluwaerts, M Hostens, B Van Ranst, G Opsomer

Proceedings of the 11th International Symposium on Ruminant Physiology, Clermont - Ferrand, France, 2009
1. Delayed response of milk fatty acids to micro algae fed in early lactation. B Vlaeminck, M Hostens, G Opsomer, V Fievez
2. The effect of marine algae supplementation in the ration of high yielding dairy cows during transition and its effect on metabolic parameters in the serum and follicular fluid around parturition. M Hostens, V Fievez, B Vlaeminck, S De Vliegher, S Piepers, G Opsomer

Proceedings of the 15th World Buiatrics Congress, Budapest, Hungary, 2008
1. Severe Outbreaks of Botulism in Cattle Herds in Flanders : 4 Case Reports. M Goderis, M Hostens, G Opsomer
Activités professionnelles :
Professor in bovine herd health. Main tasks:
-teaching bovine herd health at the UGent
-practising bovine herd health management at the ambulatory clinic of the UGent
-performing scientific research about bovine herd health topics
Expérience(s) professionelle(s) :
Expérience(s) pédagogique(s) :
Coordinator of the "Post Universitair Onderwijs Diegeneeskunde" (Continuing education program in Veterinary Medicine, Ghent University)
Invited speaker for several continuing education courses on bovine health and medicine (PUOD (Post Universitair Onderwijs in de Diergeneeskunde) in Belgium, PAOD (Post Academisch Onderwijs Diergeneeskunde) in the Netherlands, Proveto (PRoject Organisatie en VETerinaire Ondersteuning) in the Netherlands), Italy, Portugal, Estonia
Teaching veterinary students at the UGent,
invited teacher/lectrurer at several post graduate courses in Europe.
Invited speaker in the 'National Congress on High Producing Dairy Cows: challenges and solutions', May 21, 2009, Shiraz, Iran.
Invited keynote speaker plenary session: 'The puerperium in the dairy cow: state of the art'. XVIII Congresso Brasileiro de Reproduçao Animal, Belo Horizonte, MG, 5 Junho de 2009.
Invited keynote speaker (Bovine session): 'The puerperium in the dairy cow: clinical approach'. XVIII Congresso Brasileiro de Reproduçao Animal, Belo Horizonte, MG, 5 Junho de 2009.
Invited by the European Commission to give a presentation: 'Integrated veterinary herd health management as the basis for sustainable animal production (with dairy herd health as example)'; for the conference: 'One health: effective herd health control' (TAIEX 33359) Plovdiv, Bulgaria, 23-24 June 2009.
Invited by the European Commission to give a presentation: 'Integrated veterinary herd health management as the basis for sustainable animal production (with dairy herd health as example)'; for the conference: 'One health: training on zoonotic diseases' (TAIEX AGR 33353) Becici, Montenegro, 20 October 2009.
Invited speaker for the Animal Reproduction and Genomics Research Seminars 2010: 'Postpartum dairy cow health and fertility'. University College Dublin (UCD), 23rd February 2010.
Invited keynote speaker in the Slovenian national 'Koferenca o reprodukciji domacih zivali. Strokoovno izpopolnjevanje veterinarjev praktikov'; Zrece 16 and 17 April 2010, Sovenia.
Invited speaker in the course of the Centre for Reproductive Biology in Uppsala (CRU) - Postgraduate research school in Reproductive Biology: 'Reproductive Endocrinology in Vertebrates' - October 17-22, 2010, Uppsala (Sweden).
Invited by the European Commission to give a presentation: 'Integrated veterinary herd health management as the basis for sustainable animal production (with dairy herd health as example)'; for the conference: 'Strengthening the livestock sector and veterinary services in Ukraine' (TAIEX AGR 33353) Kiev, Ukraine, 2-3 November 2010.
Invited speaker for the congress: 'Ruminant partnership days (Pfizer Animal Health)'; 'The future of reproductive management in European dairy herds', Rhodes, Greece, 8-10 November 2010.

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