Zobrazeno 1 - 10
of 56
pro vyhledávání: '"J. Veling"'
Publikováno v:
Preventive Veterinary Medicine 54 (2002)
Preventive Veterinary Medicine, 54, 157-168
Preventive Veterinary Medicine, 54, 157-168
Risk factors for outbreaks in 1999 of clinical Salmonella enterica subsp. enterica serovar Typhimurium infection on dairy farms were studied in a matched case–control study with 47 case farms and 47 control farms. All 47 case farms experienced a cl
Autor:
F.G. van Zijderveld, Ynte H. Schukken, J. Veling, Herman W. Barkema, A.M. van Zijderveld‐van Bemmel
Publikováno v:
Clinical and Vaccine Immunology
Clinical and Diagnostic Laboratory Immunology 8 (2001)
Clinical and Diagnostic Laboratory Immunology, 8, 1049-1055
Clinical and Diagnostic Laboratory Immunology 8 (2001)
Clinical and Diagnostic Laboratory Immunology, 8, 1049-1055
Two enzyme-linked immunosorbent assays (ELISAs) for the detecting Salmonella enterica subsp . enterica serovar Dublin antibodies in bulk milk were developed and evaluated for potential use in control programs. The ELISAs were based on either lipopoly
Autor:
F.G. van Zijderveld, Herman W. Barkema, J. Veling, Ynte H. Schukken, A.M. van Zijderveld‐van Bemmel
Publikováno v:
Journal of Clinical Microbiology, 38(12), 4402-4407
Journal of Clinical Microbiology 38 (2000) 12
Scopus-Elsevier
Journal of Clinical Microbiology 38 (2000) 12
Scopus-Elsevier
In this study test characteristics of three newly developed enzyme-linked immunosorbent assays (ELISAs) for Salmonella enterica subsp. enterica serovar Dublin were evaluated and compared with two agglutination tests. The ELISAs involved were an indir
Publikováno v:
Preventive veterinary medicine. 89(1-2)
This paper presents an analysis of a Salmonella control program for Dutch dairy herds. Salmonella control strategies were evaluated using a computer-based model consisting of an epidemiological module and an economics module. The epidemiological modu
Autor:
S J, de Groot, J, Veling
Publikováno v:
Tijdschrift voor diergeneeskunde. 132(1)
Publikováno v:
Preventive Veterinary Medicine 53 (2002) 39479
Preventive Veterinary Medicine, 53(39479), 31-42
Preventive Veterinary Medicine, 53(39479), 31-42
Herd-level sensitivities of bacteriological and serological methods were compared in 79 bovine dairy herds, recently infected with Salmonella enterica subsp. enterica serovar Dublin. All farms experienced clinical signs of salmonellosis for the first
Publikováno v:
The veterinary quarterly. 20(3)
Summary In a case‐control study of risk factors for Salmonella dublin on 126 dairy farms the following variables were significantly associated with infection. Standardized herd size and water surface area showed a positive association. Contact with
Publikováno v:
Tijdschrift voor diergeneeskunde. 123(11)
A case-control investigation of the risk factors for Salmonella dublin infections on 126 dairy farms identified the following variables as being significantly associated with infection: standardized farm size and presence of water courses. Contrary t
Autor:
J, Veling
Publikováno v:
Tijdschrift voor diergeneeskunde. 123(8)
Autor:
J, Veling, G H, Counotte
Publikováno v:
Tijdschrift voor diergeneeskunde. 120(16)
On a dairy farm a selenium deficiency was diagnosed on the basis of the blood chemistry of heifer calves. Of ten heifers, aged five to fourteen months, six animals had a glutathione peroxidase (GSH-PX) activity lower than 10 U/gHb. A good correlation