Dose-response effects of long-acting injectable vitamin B₁₂ plus selenium (Se) on the vitamin B₁₂ and Se status of ewes and their lambs

References

• Andrews , ED . 1965 . Observations on the thrift of young sheep on a marginally cobalt-deficient area . New Zealand Journal of Agricultural Research , 8 : 788 – 817 .
   Google Scholar
• Andrews , ED and Stephenson , BJ . 1966 . Vitamin B12 in the blood of grazing cobalt-deficient sheep . New Zealand Journal of Agricultural Research , 9 : 491 – 507 .
   Web of Science ®Google Scholar
• Andrews , ED , Grant , AB and Stephenson , BJ . 1963 . Weight responses of sheep to cobalt and selenium in relation to vitamin B12 and selenium concentration in liver and kidney . New Zealand Journal of Agricultural Research , 7 : 17 – 27 .
   Google Scholar
• Clark , RG . 1998 . “ Cobalt/vitamin B12 deficiency from lamb to adult ewe ” . In Proceedings of the 28th Seminar of the Society of Sheep and Beef Cattle Veterinarians, New Zealand Veterinary Association 105 – 122 .
   Google Scholar
• Clark , RG , Wright , DF , Millar , KR and Rowland , JD . 1989 . Reference curves to diagnose cobalt deficiency in sheep using liver and serum vitamin B12 levels . New Zealand Veterinary Journal , 37 : 7 – 11 .
   PubMed Web of Science ®Google Scholar
• Clinton , OE . 1977 . Determination of selenium in blood and plant material by hydride generation and atomic-absorption spectroscopy . The Analyst , 102 : 187 – 192 .
   PubMed Web of Science ®Google Scholar
• Davies , EB and Watkinson , JH . 1966 . Uptake of native and applied selenium by pasture species. 1. Uptake of Se by browntop, ryegrass, cocksfoot and white clover from Atiamuri sand . New Zealand Journal of Agricultural Research , 9 : 317 – 327 .
   Web of Science ®Google Scholar
• Dick , AT . 1944 . Aspiration biopsy of the liver in sheep . Australian Veterinary Journal , 20 : 298 – 303 .
   Google Scholar
• Duncan , WR , Morrison , ER and Garton , GA . 1981 . Effects of cobalt deficiency in pregnant and post-parturient ewes and their lambs . British Journal of Nutrition , 46 : 337 – 344 .
   PubMed Web of Science ®Google Scholar
• Finch , JM and Turner , RJ . 1996 . Effects of selenium and vitamin E on the immune responses of domestic animals . Research in Veterinary Science , 60 : 97 – 106 .
   PubMed Web of Science ®Google Scholar
• Geenty , KG and Sykes , AR . 1986 . Effect of herbage allowance during pregnancy and lactation on feed intake, milk production, body composition and energy utilization of ewes at pasture . Journal of Agricultural Science , 106 : 351 – 367 .
   Google Scholar
• Grace , ND . 1999 . The effect of increasing the vitamin B12 status of Romney ewes on foetal liver vitamin B12, milk vitamin B12 and liver vitamin B12 concentrations in suckling lambs . New Zealand Veterinary Journal , 47 : 97 – 100 .
   PubMed Web of Science ®Google Scholar
• Grace , ND and Knowles , SO . 2002 . A reference curve using blood selenium concentration to diagnose selenium deficiency and predict growth responses in lambs . New Zealand Veterinary Journal , 50 : 163 – 165 .
   PubMed Web of Science ®Google Scholar
• Grace , ND and Knowles , SO . 2003 . A long-acting injectable Se/vitamin B12 product to prevent Se and Co deficiency in lambs . Proceedings of the New Zealand Society of Animal Production , 63 : 18 – 20 .
   Google Scholar
• Grace , ND and Watkinson , JH . 1985 . “ The distribution and the amounts of Se associated with various tissues and liveweight gains of grazing sheep ” . In Trace Elements in Man and Animals , Edited by: Mills , CF , Bremner , I and Chesters , JK . 490 – 493 . Slough, , UK : Commonwealth Agricultural Bureaux, Farnham Royal . In
   Google Scholar
• Grace , ND , Knowles , SO , Sinclair , GR and Lee , J . 2003 . Growth response to increasing doses of microencapsulated vitamin B12 and related changes in tissue vitamin B12 concentrations in cobalt-deficient lambs . New Zealand Veterinary Journal , 51 : 89 – 92 .
   PubMed Web of Science ®Google Scholar
• Grant , AB and Sheppard , AD . 1983 . Selenium in New Zealand pastures . New Zealand Veterinary Journal , 31 : 131 – 136 .
   PubMed Web of Science ®Google Scholar
• Hart , LI and Andrews , ED . 1959 . Effect of cobaltic oxide pellets on the vitamin B12 content of ewe's milk . Nature , 184 : 1242 – 1242 .
   PubMed Web of Science ®Google Scholar
• Hartley , WJ and Grant , AB . 1961 . A review of selenium responsive diseases of New Zealand livestock . Federation Proceedings , 20 : 679 – 688 .
   PubMedGoogle Scholar
• Jenkins , KJ and Hidiroglou , M . 1971 . Transmission of selenium as selenite and as selenomethionine from ewe to lamb via milk using selenium-75 . Canadian Journal of Animal Science , 51 : 389 – 403 .
   Google Scholar
• Judson , GJ and Babidge , PJ . 2002 . Vitamin B12 injection for preventing cobalt deficiency in lambs . Australian Veterinary Journal , 80 : 777 – 778 .
   Google Scholar
• Koller , LD , Whitbeck , GA and South , PJ . 1984 . Transplacental transfer and colostral concentration of selenium in beef cattle . American Journal of Veterinary Research , 45 : 2507 – 2510 .
   Google Scholar
• McNaught , KJ and Paul , GW . 1939 . Seasonal variation in cobalt content of North Island pasture . New Zealand Journal of Science and Technology , 21 : 95 – 101B .
   Google Scholar
• Metherell , AK , Owens , JL , Moore , GH and Mackintosh , CG . 1996 . Selenium supplementation alternatives for the South Island high country . Proceedings of the New Zealand Grassland Association , 58 : 199 – 204 .
   Google Scholar
• Millar , KR and Albyt , AT . 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 : 105 – 108 .
   PubMed Web of Science ®Google Scholar
• Millar , KR , Albyt , AT , Meads , WJ and Sheppard , AD . 1986 . Changes in blood levels of zinc, copper, selenium, glutathione peroxidase, vitamin B12 and total and free thyroxine in sheep removed from pasture and held without food for 50 hours. . New Zealand Veterinary Journal , 34 : 1 – 3 .
   PubMed Web of Science ®Google Scholar
• Muir , PD , Smith , NB , Wallace , GJ , Fugle , CJ and Bown , MD . 2000 . Maximising lamb growth rates . Proceedings of the New Zealand Grassland Association , 62 : 55 – 58 .
   Google Scholar
• O'Halloran , MW and Skerman , KD . 1961 . The effect of treating ewes during pregnancy with cobaltic-oxide pellets on the vitamin B12 concentrations and the chemical composition of colostrum and milk and on lamb growth . British Journal of Nutrition , 15 : 99 – 108 .
   PubMed Web of Science ®Google Scholar
• Quirk , MF and Norton , BW . 1987 . The relationship between the cobalt nutrition of ewes and the vitamin B12 status of ewes and their lambs . Australian Journal of Agricultural Research , 38 : 1071 – 1082 .
   Google Scholar
• Somers , M and Gawthorne , JM . 1969 . The effect of dietary cobalt intake on the plasma vitamin B12 concentration of sheep . Australian Journal of Experimental Biology and Medical Science , 47 : 227 – 233 .
   PubMedGoogle Scholar
• Thompson , KG , Fraser , AJ , Harrop , BM , Kirk , JA , Bullians , J and Cordes , DO . 1981 . Glutathione peroxidase activity and selenium concentration in bovine blood and liver as indicators of dietary selenium intake . New Zealand Veterinary Journal , 29 : 3 – 6 .
   PubMed Web of Science ®Google Scholar
• Watkinson , JH . 1966 . Fluorometric determination of selenium in biological material with 2,-3 diaminonaphthalene . Analytical Chemistry , 38 : 92 – 97 .
   PubMed Web of Science ®Google Scholar
• 1 R Ellison, Gribbles-Alpha Diagnostic Laboratory, Hamilton, New Zealand
   Google Scholar