Search Results - "Ametaj, B.N."

Invited review: Role of physically effective fiber and estimation of dietary fiber adequacy in high-producing dairy cattle by Zebeli, Q, Aschenbach, J R, Tafaj, M, Boguhn, J, Ametaj, B N, Drochner, W

“…Highly fermentable diets require the inclusion of adequate amounts of fiber to reduce the risk of subacute rumen acidosis (SARA). To assess the adequacy of…”
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A metabolomics approach to uncover the effects of grain diets on rumen health in dairy cows by Saleem, F, Ametaj, B N, Bouatra, S, Mandal, R, Zebeli, Q, Dunn, S M, Wishart, D S

“…Dairy cows fed high-grain diets during early lactation have a high incidence of metabolic disorders. However, the precise mechanism(s) of how grain feeding…”
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Relationships between rumen lipopolysaccharide and mediators of inflammatory response with milk fat production and efficiency in dairy cows by Zebeli, Q, Ametaj, B N

“…The main objective of this study was to evaluate correlative relationships between rumen lipopolysaccharide (LPS) and mediators of acute phase response with…”
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Feeding high proportions of barley grain stimulates an inflammatory response in dairy cows by Emmanuel, D G V, Dunn, S M, Ametaj, B N

“…The objective of this study was to evaluate effects of feeding increasing proportions of barley grain on acute phase response in lactating dairy cows. Eight…”
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Modeling the adequacy of dietary fiber in dairy cows based on the responses of ruminal pH and milk fat production to composition of the diet by Zebeli, Q, Dijkstra, J, Tafaj, M, Steingass, H, Ametaj, B N, Drochner, W

“…The main objective of this study was to develop practical models to assess and predict the adequacy of dietary fiber in high-yielding dairy cows. We used…”
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Effects of garlic and juniper berry essential oils on ruminal fermentation and on the site and extent of digestion in lactating cows by Yang, W Z, Benchaar, C, Ametaj, B N, Chaves, A V, He, M L, McAllister, T A

“…The objective of this study was to evaluate the effects of feeding essential oils from garlic (GAR) and juniper berry (JUN), or monensin (MO) on feed intake,…”
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Targeted metabolomics: new insights into pathobiology of retained placenta in dairy cows and potential risk biomarkers by Dervishi, E., Zhang, G., Mandal, R., Wishart, D. S., Ametaj, B. N.

“…A targeted quantitative metabolomics approach was used to study temporal changes of serum metabolites in cows that normally released their fetal membranes and…”
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Balancing diets for physically effective fibre and ruminally degradable starch: A key to lower the risk of sub-acute rumen acidosis and improve productivity of dairy cattle by Zebeli, Q., Mansmann, D., Steingass, H., Ametaj, B.N.

“…Finding an optimal balance between the amount of physically effective fibre and rumen fermentable carbohydrates in the diets of high-producing dairy cows is…”
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Meta-analysis reveals threshold level of rapidly fermentable dietary concentrate that triggers systemic inflammation in cattle by Zebeli, Q, Metzler-Zebeli, B U, Ametaj, B N

“…This study examined the extent by which changes in the concentrate level and neutral detergent fiber (NDF) content in the diet as well as the severity of…”
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Feeding high proportions of barley grain in a total mixed ration perturbs diurnal patterns of plasma metabolites in lactating dairy cows by Ametaj, B N, Emmanuel, D G V, Zebeli, Q, Dunn, S M

“…The aim of this study was to evaluate effects of feeding increasing proportions of barley grain in a total mixed ration (TMR) on diurnal plasma metabolite…”
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Urinary metabolomics fingerprinting around parturition identifies metabolites that differentiate lame dairy cows from healthy ones by Eckel, E. F., Zhang, G., Dervishi, E., Zwierzchowski, G., Mandal, R., Wishart, D. S., Ametaj, B. N.

“…Lameness is a very important disorder of periparturient dairy cows with implications on milk production and composition as well as with consequences on…”
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Perturbations of plasma metabolites correlated with the rise of rumen endotoxin in dairy cows fed diets rich in easily degradable carbohydrates by Zebeli, Q, Dunn, S M, Ametaj, B N

“…Feeding dairy cows diets high in easily degradable carbohydrates increases the incidence of rumen and systemic metabolic disorders; however, the triggering…”
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Acidosis and lipopolysaccharide from Escherichia coli B:055 cause hyperpermeability of rumen and colon tissues by Emmanuel, D G V, Madsen, K L, Churchill, T A, Dunn, S M, Ametaj, B N

“…The objective of the present investigation was to evaluate the effects of acidic pH of the perfusate and presence of lipopolysaccharide (LPS) on permeability…”
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Intermittent parenteral administration of endotoxin triggers metabolic and immunological alterations typically associated with displaced abomasum and retained placenta in periparturient dairy cows by Zebeli, Q, Sivaraman, S, Dunn, S M, Ametaj, B N

“…This study sought to investigate the effects of induced intermittent endotoxemia on plasma mediators of carbohydrate and lipid metabolism, humoral immunity,…”
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Intravaginally administered lactic acid bacteria expedited uterine involution and modulated hormonal profiles of transition dairy cows by Deng, Q, Odhiambo, J F, Farooq, U, Lam, T, Dunn, S M, Gänzle, M G, Ametaj, B N

“…The objective of this investigation was to evaluate whether intravaginal infusion of lactic acid bacteria (LAB) around parturition could expedite involution…”
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Feeding barley grain steeped in lactic acid modulates rumen fermentation patterns and increases milk fat content in dairy cows by Iqbal, S, Zebeli, Q, Mazzolari, A, Bertoni, G, Dunn, S M, Yang, W Z, Ametaj, B N

“…The objectives of the present in vivo and in situ trials were to evaluate whether feeding barley grain steeped in lactic acid (LA) would affect rumen…”
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Feeding rolled barley grain steeped in lactic acid modulated energy status and innate immunity in dairy cows by Iqbal, S, Zebeli, Q, Mazzolari, A, Dunn, S M, Ametaj, B N

“…Feeding dairy cows large proportions of cereal grain is commonly associated with rumen acidosis, activation of innate immunity, and perturbation of…”
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Dose response to eugenol supplementation in growing beef cattle: Ruminal fermentation and intestinal digestion by Yang, W.Z., Benchaar, C., Ametaj, B.N., Beauchemin, K.A.

“…Eugenol (EUG; 4-allyl-2-methoxyphenol; C 10H 12O 2) is a phenolic compound with wide-spectrum antimicrobial activity against gram-positive and gram-negative…”
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Treating barley grain with lactic acid and heat prevented sub-acute ruminal acidosis and increased milk fat content in dairy cows by Iqbal, S., Terrill, S.J., Zebeli, Q., Mazzolari, A., Dunn, S.M., Yang, W.Z., Ametaj, B.N.

“…The objective of the present study was to investigate whether feeding barley grain steeped in lactic acid (LA) and treated with heat would affect rumen…”
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Evaluation of the response of ruminal fermentation and activities of nonstarch polysaccharide-degrading enzymes to particle length of corn silage in dairy cows by Zebeli, Q, Tafaj, M, Junck, B, Olschläger, V, Ametaj, B N, Drochner, W

“…The main objective of this study was to evaluate effects of particle length (PL) of corn silage (CS) on distribution of dietary particle fractions, contents of…”
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