Transient lowering of plasma vitamin B12 concentrations in ouessant sheep fed on a potassium-rich ration

International Journal for Vitamin and Nutrition Research

Volumn 69, Issue 4, 1999, Pages 273-276

  Smit, Joost J ^b   Schonewille, J Thomas ^b   Beynen, Anton C ^a  

^a UTRECHT UNIVERSITY   (Netherlands)

^b NONE

Author keywords

Cobalt; Potassium; Sheep; Vitamin B12

Indexed keywords

ANIMALIA; OVIS ARIES;

EID: 0033166854     PISSN: 03009831     EISSN: None     Source Type: Journal    
DOI: 10.1024/0300-9831.69.4.273     Document Type: Article

References (11)

1. Marston, H. R. (1970) The requirement of sheep for cobalt or for vitamin B12. Br. J. Nutr. 24, 615-633.
2. Kennedy, D. G., Young, P. B., Kennedy, S., Scott, J. M., Molloy, A. M., Weir, D. G. and Price, J. (1995) Cobalt-vitamin B12 deficiency and the activity of methylmalonyl CoA mutase and methionine synthase in cattle. Internat. J. Vit. Nutr. Res. 65, 241-247.
3. Netherlands Comittee on Mineral Nutrition (1990) Tracing and treating mineral disorders in dairy cattle. Centre for Agricultural Publishing and Documentation, Wageningen, The Netherlands.
4. Malestein, A. (1995) De cobaltvoorziening van herkauwers, een knelpunt? (The supply of cobalt to ruminants: a bottleneck?) Tijdschr. Diergeneesk 120, 644-646.
5. Petukhova, E. A. (1992) Novoe v kormlenii zhivitnykh I kormoproizvodstve (Retention of cobalt by cows), pp. 6-7. Moscow Veterinary Academy, Moscow.
6. Wilkinson, L. (1990) Systat: The system for Statistics. SYSTAT Inc., Evanston, IL.
7. Kennedy, D. G., Kennedy, S. and Young, P. B. (1996) Effects of low concentrations of dietary cobalt on rumen succinate concentration in sheep. Internat. J. Vit. Nutr. Res. 66, 86-92.
8. Vellema, P., Moll, L., Barkema, H. W. and Schukken, Y. H. (1997) Effect of cobalt supplementation on serum vitamin B12 levels, weight gain and survival rate in lambs grazing cobalt-deficient pastures. Vet. Q. 19, 1-5.
9. Ulvund, M. J. (1990) Ovine white liver disease (OWLD). Vitamin B12 and methyl malonic acid (MMA) estimations in blood. Acta Vet. Scand. 31, 267-275.
10. Quirk, M. F. and Norton, B.W. (1987) The relationship between the cobalt nutrition of ewes and the vitamin B12 status of ewes and their lambs. Aust. J. Agric. Res. 38, 1071-1082.
11. Ulvund, M. J. and Pestalozzi, M. (1990) Ovine white-liver disease (OWLD). Botanical and chemical composition of pasture grass. Acta Vet. Scand. 31, 257-265.