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New Zealand Veterinary Journal Volume 28, 1980 - Issue 5
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Scientific Article

A comparison of vitamin B12 levels in the livers and sera of sheep measured by microbiological and radioassay methods

K.R. Millar Wallaceville Animal Research Centre, Ministry of Agriculture and Fisheries, Private Bag, Upper Hutt
&
Mary E. Penrose Animal Health Reference Laboratory, Ministry of Agriculture and Fisheries, Private Bag, Upper Hutt
Pages 97-99 | Published online: 23 Feb 2011

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TM Gruner, JR Sedcole, JM Furlong, ND Grace, SD Williams, G Sinclair & AR Sykes. (2004) Changes in serum concentrations of methylmalonic acid and vitamin B12 in cobalt-supplemented ewes and their lambs on two cobalt-deficient properties. New Zealand Veterinary Journal 52:3, pages 117-128.
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RS Ellison. (2002) Major trace elements limiting livestock performance in New Zealand. New Zealand Veterinary Journal 50:sup3, pages 35-40.
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N.D. Grace, R. Munday, A.M. Thompson, N.R. Towers, K. O'Donnell, R.M. McDonald, M. Stirnemann & A.J. Ford. (1997) Evaluation of intraruminal devices for combined facial eczema control and trace element supplementation in sheep. New Zealand Veterinary Journal 45:6, pages 236-238.
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N. D. Grace, J. R. Rounce & J. Lee. (1996) Effect of soil ingestion on the storage of Se, vitamin B12, Cu, Cd, Fe, Mn, and Zn in the liver of sheep fed lucerne pellets. New Zealand Journal of Agricultural Research 39:3, pages 325-331.
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R.G. Clark, D.F. Wright, K.R. Millar & J.D. Rowland. (1989) Reference curves to diagnose cobalt deficiency in sheep using liver and serum vitamin B12 levels. New Zealand Veterinary Journal 37:1, pages 7-11.
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K.R. Millar & A.T. Albyt. (1985) Letters to the editor. New Zealand Veterinary Journal 33:7, pages 116-117.
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R.G. Clark, D.F. Wright & K.R. Millar. (1985) A proposed new approach and protocol to defining mineral deficiencies using reference curves. Cobalt deficiency in young sheep is used as a model. New Zealand Veterinary Journal 33:1-2, pages 1-5.
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K.R. Millar & A.T. Albyt. (1984) A comparison of vitamin B12 levels in the liver and serum of sheep receiving treatments used to correct cobalt deficiency. New Zealand Veterinary Journal 32:7, pages 105-108.
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K.R. Millar, A.T. Albyt & G.C. Bond. (1984) Measurement of vitamin B12 in the livers and sera of sheep and cattle and an investigation of factors influencing serum vitamin B12 levels in sheep. New Zealand Veterinary Journal 32:5, pages 65-70.
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P. J. Osborn, G. C. Bond & K. R. Millar. (1983) The distribution of copper, vitamin B12 and zinc in the livers of sheep. New Zealand Veterinary Journal 31:8, pages 144-145.
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R.J. Sutherland. (1980) On the application of serum vitamin B12 radio-assay to the diagnosis of cobalt deficiency in sheep. New Zealand Veterinary Journal 28:8, pages 169-170.
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Articles from other publishers (12)

Yuqing Feng, Jinfang Lu, Xujun Peng, Yanni Ge, Ran Zhang & Huiling Li. (2023) Long noncoding RNA uc007nnj.1 mediates neuronal death induced by retinal ischemia/reperfusion in mice via the miR-155-5p/Tle4 axis. Molecular Medicine 29:1.
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Isabelle Ortigues-Marty, Didier Micol, Sophie Prache, Dominique Dozias & Christiane L. Girard. (2005) Nutritional value of meat: the influence of nutrition and physical activity on vitamin B12 concentrations in ruminant tissues. Reproduction Nutrition Development 45:4, pages 453-467.
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T. Kawashima, P.R. Henry, D.G. Bates, C.B. Ammerman, R.C. Littell & J. Price. (1997) Bioavailability of cobalt sources for ruminants. 3. In vitro ruminal production of vitamin B12 and total corrinoids in response to different cobalt sources and concentrations. Nutrition Research 17:6, pages 975-987.
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T. Kawashima, P.R. Henry, C.B. Ammerman, R.C. Littell & J. Price. (1997) Bioavailability of cobalt sources for ruminants. 2. Estimation of the relative value of reagent grade and feed grade cobalt sources from tissue cobalt accumulation and vitamin B12 concentrations. Nutrition Research 17:6, pages 957-974.
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Martha J. Ulvund. (1990) Ovine White-Liver Disease (OWLD). Vitamin B12 and Methyl Malonic Acid (MMA) Estimations in BloodKvitleversjuke (kobolt/vitamin B12 mangel) hos lam. Vitamin B12 og methylmalon-eddiksyre (MMA) i blod. Acta Veterinaria Scandinavica 31:3, pages 267-275.
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G.E.J. Fisher & A. MacPherson. (1990) Serum vitamin B12 and methylmalonic acid determinations in the diagnosis of cobalt deficiency in pregnant ewes. British Veterinary Journal 146:2, pages 120-128.
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. 1990. Forage in Ruminant Nutrition. Forage in Ruminant Nutrition 403 461 .
Wendy J. Schultz. (2009) A Comparison of Commercial Kit Methods for Assay of Vitamin B 12 in Ruminant Blood . Veterinary Clinical Pathology 16:4, pages 102-106.
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O. Schwan, S.‐O. Jacobsson, A. Frank, L. Rudby‐Martin & L. R. Petersson. (2010) Cobalt and Copper Deficiency in Swedish Landrace Pelt Sheep. Journal of Veterinary Medicine Series A 34:1-10, pages 709-718.
Crossref
C. F. Mills. (2018) 1.1 The Physiological and Pathological Basis of Trace Element Deficiency Disease. BSAP Occasional Publication 7, pages 1-10.
Crossref
C.F. MILLS. 1981. Recent Advances in Animal Nutrition. Recent Advances in Animal Nutrition 129 141 .
A. MacPherson. 1982. Trace Element Metabolism in Man and Animals. Trace Element Metabolism in Man and Animals 58 60 .

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