Search Results - "Newbold, J. R."

Nitrate and sulfate: Effective alternative hydrogen sinks for mitigation of ruminal methane production in sheep by van Zijderveld, S M, Gerrits, W J J, Apajalahti, J A, Newbold, J R, Dijkstra, J, Leng, R A, Perdok, H B

“…Twenty male crossbred Texel lambs were used in a 2 × 2 factorial design experiment to assess the effect of dietary addition of nitrate (2.6% of dry matter) and…”
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Persistency of methane mitigation by dietary nitrate supplementation in dairy cows by van Zijderveld, S M, Gerrits, W J J, Dijkstra, J, Newbold, J R, Hulshof, R B A, Perdok, H B

“…Feeding nitrate to dairy cows may lower ruminal methane production by competing for reducing equivalents with methanogenesis. Twenty lactating…”
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Relationships between methane production and milk fatty acid profiles in dairy cattle by Dijkstra, J., van Zijderveld, S.M., Apajalahti, J.A., Bannink, A., Gerrits, W.J.J., Newbold, J.R., Perdok, H.B., Berends, H.

“…There is a need to develop simple ways of quantifying and estimating CH4 production in cattle. Our aim was to evaluate the relationship between CH4 production…”
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Effect of induction of subacute ruminal acidosis on milk fat profile and rumen parameters by Colman, E, Fokkink, W B, Craninx, M, Newbold, J R, De Baets, B, Fievez, V

“…High-concentrate diets can lead to subacute ruminal acidosis and are known to result in changes of the ruminal fermentation pattern and mammary secretion of…”
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Effects of a combination of feed additives on methane production, diet digestibility, and animal performance in lactating dairy cows by van Zijderveld, S M, Fonken, B, Dijkstra, J, Gerrits, W J J, Perdok, H B, Fokkink, W, Newbold, J R

“…Two experiments were conducted to assess the effects of a mixture of dietary additives on enteric methane production, rumen fermentation, diet digestibility,…”
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Vitamin E supplementation during the dry period in dairy cattle. Part II: oxidative stress following vitamin E supplementation may increase clinical mastitis incidence postpartum by Bouwstra, R J, Nielen, M, Newbold, J R, Jansen, E H J M, Jelinek, H F, van Werven, T

“…The aim of this study was to evaluate, retrospectively, which physiological states influenced the effect of vitamin E supplements during the dry period on the…”
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Dietary inclusion of diallyl disulfide, yucca powder, calcium fumarate, an extruded linseed product, or medium-chain fatty acids does not affect methane production in lactating dairy cows by van Zijderveld, S M, Dijkstra, J, Perdok, H B, Newbold, J R, Gerrits, W J J

“…Two similar experiments were conducted to assess the effect of diallyl disulfide (DADS), yucca powder (YP), calcium fumarate (CAFU), an extruded linseed…”
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Vitamin E supplementation during the dry period in dairy cattle. Part I: adverse effect on incidence of mastitis postpartum in a double-blind randomized field trial by Bouwstra, R J, Nielen, M, Stegeman, J A, Dobbelaar, P, Newbold, J R, Jansen, E H J M, van Werven, T

“…A randomized, controlled field trial with dairy cows demonstrated an adverse effect of vitamin E supplementation during the dry period on mastitis incidence in…”
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The relationship between oxidative damage and vitamin E concentration in blood, milk, and liver tissue from vitamin E supplemented and nonsupplemented periparturient heifers by Bouwstra, R J, Goselink, R M A, Dobbelaar, P, Nielen, M, Newbold, J R, van Werven, T

“…This study investigated the relationship between oxidative damage and the effect of vitamin E supplementation in blood, milk, and liver tissue in 16…”
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The effect of incremental levels of dietary nitrate on methane emissions in Holstein steers and performance in Nelore bulls1 by Newbold, J. R., van Zijderveld, S. M., Hulshof, R. B. A., Fokkink, W. B., Leng, R. A., Terencio, P., Powers, W. J., van Adrichem, P. S. J., Paton, N. D., Perdok, H. B.

“…Two experiments were conducted to study effects of dietary nitrate on enteric methane production, blood methemoglobin concentration, and growth rate in cattle…”
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Abomasal infusion of oleic acid increases fatty acid digestibility and plasma insulin of lactating dairy cows by Prom, C M, Dos Santos Neto, J M, Newbold, J R, Lock, A L

“…Our objective was to determine whether abomasal infusions of increasing doses of oleic acid (cis-9 C18:1; OA) improved fatty acid (FA) digestibility and milk…”
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Nutrition, metabolism, and fertility in dairy cows: 3. Amino acids and ovarian function by Garnsworthy, P C, Gong, J G, Armstrong, D G, Newbold, J R, Marsden, M, Richards, S E, Mann, G E, Sinclair, K D, Webb, R

“…Plasma insulin concentrations influence resumption of ovarian activity in postpartum dairy cows, and plasma insulin can be manipulated by changing dietary…”
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Dietary nitrate supplementation reduces methane emission in beef cattle fed sugarcane-based diets by Hulshof, R B A, Berndt, A, Gerrits, W J J, Dijkstra, J, van Zijderveld, S M, Newbold, J R, Perdok, H B

“…The objective of this study was to determine the effect of dietary nitrate on methane emission and rumen fermentation parameters in Nellore × Guzera (Bos…”
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Effects of postrumen starch infusion on milk production and energy metabolism in dairy cows by Reynolds, C K, Cammell, S B, Humphries, D J, Beever, D E, Sutton, J D, Newbold, J R

“…Two experiments were conducted to determine effects of postrumen starch infusion on milk production and energy and nitrogen utilization in lactating dairy…”
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The effect of incremental levels of dietary nitrate on methane emissions in Holstein steers and performance in Nelore bulls by Newbold, J R, van Zijderveld, S M, Hulshof, R B A, Fokkink, W B, Leng, R A, Terencio, P, Powers, W J, van Adrichem, P S J, Paton, N D, Perdok, H B

“…Two experiments were conducted to study effects of dietary nitrate on enteric methane production, blood methemoglobin concentration, and growth rate in cattle…”
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Connexin 50 mutation in a family with congenital zonular nuclear pulverulent cataract of Pakistani origin by BERRY, V, MACKAY, D, MOORE, T, BHATTACHARYA, S. S, KHALIQ, S, FRANCIS, P. J, HAMEED, A, ANWAR, K, QASIM MEHDI, S, NEWBOLD, R. J, IONIDES, A, SHIELS, A

“…Inherited cataract is a clinically and genetically heterogeneous disease that most often presents as a congenital autosomal dominant trait. Here we report…”
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The destabilization of human GCAP1 by a proline to leucine mutation might cause cone-rod dystrophy by NEWBOLD, Richard J, DEERY, Evelyne C, WALKER, Caroline E, WILKIE, Susan E, SRINIVASAN, Narayanaswamy, HUNT, David M, BHATTACHARYA, Shomi S, WARREN, Martin J

“…Guanylate cyclase activating protein-1 (GCAP1) is required for activation of retinal guanylate cyclase-1 (RetGC1), which is essential for recovery of…”
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Production of N2 and N2O from nitrate ingested by sheep by de Raphélis‐Soissan, V., Nolan, J. V., Godwin, I. R., Newbold, J. R., Eyre, B. D., Erler, D. V., Hegarty, R. S.

“…Summary Supplementing ruminants with nitrate (NO3−) reduces their enteric methane (CH4) emissions; however, the greenhouse gas (GHG) mitigation achieved can be…”
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Diet choice by dairy cows. 2. Selection for metabolizable protein or for ruminally degradable protein? by Tolkamp, B J, Kyriazakis, I, Oldham, J D, Lewis, M, Dewhurst, R J, Newbold, J R

“…Diet choice, expressed as grams of high protein feed selected per kilogram of intake, was measured for lactating cows with ad libitum access to two feeds…”
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Production of N 2 and N 2 O from nitrate ingested by sheep by de Raphélis-Soissan, V, Nolan, J V, Godwin, I R, Newbold, J R, Eyre, B D, Erler, D V, Hegarty, R S

“…Supplementing ruminants with nitrate (NO3-) reduces their enteric methane (CH ) emissions; however, the greenhouse gas (GHG) mitigation achieved can be…”
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