Search Results - "Hopster, Hans"

Not All Puppies and Sunshine: How Dog Keepers Cope with Dog-Related Problems in Dutch Society by Ophorst, Susan, Aarts, Noelle, Bovenkerk, Bernice, Hopster, Hans

“…Zoonoses, biting incidents, hereditary problems, and other issues can threaten the welfare of both humans and dogs. The Dutch government and animal welfare…”
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Lying characteristics as determinants for space requirements in pigs by Ekkel, E.Dinand, Spoolder, Hans A.M, Hulsegge, Ina, Hopster, Hans

“…An experiment was carried out to study the lying postures, space occupation and percentage of space-sharing (as a consequence of huddling behaviour) in pigs…”
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Dog bites in The Netherlands: A study of victims, injuries, circumstances and aggressors to support evaluation of breed specific legislation by Cornelissen, Jessica M.R., Hopster, Hans

“…As part of an evaluation of Dutch breed specific legislation, data were collected from dog bite victims (1078) and dog owners (6139) using Internet surveys…”
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Validation of a heart-rate monitor for measuring a stress response in dairy cows by Hopster, H. (Institute for Animal Science and Health, Zeist, The Netherlands.), Blokhuis, H.J

“…In three experiments, a commercial non-invasive heart-rate monitor, Polar ® Sport Tester (PST), was validated for use with dairy cows. First, 10 monitors were…”
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Operationalizing Principle-Based Standards for Animal Welfare-Indicators for Climate Problems in Pig Houses by Vermeer, Herman M, Hopster, Hans

“…The Dutch animal welfare law includes so-called principle-based standards. This means that the objective is described in abstract terms, enabling farmers to…”
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Stress enhanced reduction in peripheral blood lymphocyte numbers in dairy cows during endotoxin-induced mastitis by Hopster, Hans, van der Werf, Joop T.N, Blokhuis, Harry J

“…Two groups of Holstein dairy cows, which showed either high- (HC; n = 8) or low (LC; n = 10) plasma cortisol concentrations in response to a psychological…”
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Responses of calves to acute stress: Individual consistency and relations between behavioral and physiological measures by Van Reenen, Cornelis G., O'Connell, Niamh E., Van der Werf, Jozef T.N., Korte, S. Mechiel, Hopster, Hans, Jones, R. Bryan, Blokhuis, Harry J.

“…The present study examined the consistency over time of individual differences in behavioral and physiological responsiveness of calves to intuitively alarming…”
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Formalised review of environmental enrichment for pigs in relation to political decision making by Bracke, Marc B.M., Zonderland, Johan J., Lenskens, Petra, Schouten, Willem G.P., Vermeer, Herman, Spoolder, Hans A.M., Hendriks, Hay J.M., Hopster, Hans

“…The EC Directive 2001/93/EC states that: “ Pigs must have permanent access to a sufficient quantity of material to enable proper investigation and manipulation…”
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Response to LPS in female offspring from sows treated with cortisol during pregnancy by de Groot, Johanna, Kranendonk, Godelieve, Fillerup, Maaike, Hopster, Hans, Boersma, Wim, Hodgson, Deborah, van Reenen, Kees, Taverne, Marcel

“…Abstract Prenatal stress has been shown to program responsiveness of the hypothalamus–pituitary–adrenal axis (HPA-axis) and behavior in offspring. In pig…”
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Cortisol administration to pregnant sows affects novelty-induced locomotion, aggressive behaviour, and blunts gender differences in their offspring by Kranendonk, Godelieve, Hopster, Hans, Fillerup, Maaike, Ekkel, E. Dinand, Mulder, Eduard J.H., Taverne, Marcel A.M.

“…Several behavioural effects of prenatal stress are reported in literature, and these seem to depend, among other factors, on the gender studied and the period…”
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Lower birth weight and attenuated adrenocortical response to ACTH in offspring from sows that orally received cortisol during gestation by Kranendonk, Godelieve, Hopster, Hans, Fillerup, Maaike, Ekkel, E. Dinand, Mulder, Eduard J.H., Wiegant, Victor M., Taverne, Marcel A.M.

“…Prenatal stress is known to affect several offspring characteristics, but its effects depend among other factors on the period of gestation in which it is…”
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Evaluation of oral administration of cortisol as a model for prenatal stress in pregnant sows. [Erratum: 2005 Aug., v. 66, no. 8, p. 1419.] by Kranendonk, G, Hopster, H, Eerdenburg, F. van, Reenen, K. van, Fillerup, M, Groot, J. de, Korte, M, Taverne, M

“…To design a treatment that increases plasma corticosteroid concentrations to mimic prenatal stress in pregnant sows. 24 pregnant sows. Sows were assigned to 1…”
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Effects of repeated jugular puncture on plasma cortisol concentrations in loose-housed dairy cows by Hopster, H, Werf, J.T.N. van der, Erkens, J.H.F, Blokhuis, H.J

“…In three experiments, the effects of venipuncture on plasma cortisol concentrations were studied in loose-housed dairy cows. In Exp. 1, two blood samples were…”
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Side preference of dairy cows in the milking parlour and its effects on behaviour and heart rate during milking by Hopster, Hans, van der Werf, Joop T.N., Blokhuis, Harry J.

“…Side preference of dairy cows in a two-sided milking parlour was studied under practical and experimental conditions. Historical data, originating from the…”
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