Search Results - "Rulquin, Henri"

TRIENNIAL LACTATION SYMPOSIUM: Mammary metabolism of amino acids in dairy cows by Lapierre, H, Lobley, G. E, Doepel, L, Raggio, G, Rulquin, H, Lemosquet, S

“…Although in dairy cows the mammary gland (MG) is the major net user of essential AA (EAA) supply, milk protein synthesis from absorbed EAA is not a…”
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Milk protein responses in dairy cows to changes in postruminal supplies of arginine, isoleucine, and valine by Haque, M N, Rulquin, H, Lemosquet, S

“…An ideal profile of essential AA (EAA) can improve the efficiency of metabolizable protein (or PDIE, the equivalent in the INRA feeding system) utilization in…”
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Milk protein synthesis in response to the provision of an "ideal" amino acid profile at 2 levels of metabolizable protein supply in dairy cows by Haque, M N, Rulquin, H, Andrade, A, Faverdin, P, Peyraud, J L, Lemosquet, S

“…Providing a well-balanced supply of essential AA (EAA) can serve as an opportunity to reduce the protein intake for dairy cows by increasing the efficiency of…”
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Combined effects of trans-10,cis-12 conjugated linoleic acid, propionate, and acetate on milk fat yield and composition in dairy cows by Maxin, G, Glasser, F, Hurtaud, C, Peyraud, J L, Rulquin, H

“…Diets inducing milk fat depression (MFD) are known to alter ruminal lipid metabolism, leading to the formation of specific isomers [such as trans-10,cis-12…”
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Response of milk fat concentration and yield to nutrient supply in dairy cows by Maxin, G., Rulquin, H., Glasser, F.

“…Dietary changes alter dairy cow milk fat concentration (MFC) and yield (MFY) through modifications in the supply of nutrients, which act as precursors or…”
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Utilisation by ruminants of nitrogen compounds in silage-based diets by Givens, D.I, Rulquin, H

“…This paper considers the various complex changes that occur to nitrogen (N) containing compounds in forages through the processes of ensiling, rumen…”
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Effect of casein and propionate supply on mammary protein metabolism in lactating dairy cows by Raggio, G, Lemosquet, S, Lobley, G E, Rulquin, H, Lapierre, H

“…The effects of casein (CN) and propionate (C3) on mammary AA metabolism were determined in 3 multiparous Holstein cows fitted with both duodenal and ruminal…”
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Lactational effect of propionic acid and duodenal glucose in cows by Rigout, S, Hurtaud, C, Lemosquet, S, Bach, A, Rulquin, H

“…Five dairy cows were arranged in a 5 x 5 Latin square design to compare the effects of two amounts of either duodenal glucose or ruminal propionic acid (C3) on…”
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Can milk fat changes be predicted from nutrient flows in dairy cows? Design and evaluation of an empirical model by Maxin, G., Peyraud, J.L., Nozière, P., Rulquin, H., Glasser, F.

“…Most of the current feed evaluation systems used to estimate dairy cow requirements and formulate diets cannot predict the effects of dietary changes on milk…”
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Additive effects of trans-10, cis-12 conjugated linoleic acid and propionic acid on milk fat content and composition in dairy cows by Maxin, Gaëlle, Glasser, Frédéric, Rulquin, Henri

“…Diet is a relatively simple way to modify milk fat yield and composition in dairy cows as the end-products of digestion are precursors or inhibitors of milk…”
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Effects of graded levels of duodenal infusions of leucine on mammary uptake and output in lactating dairy cows by Rulquin, Henri, Pisulewski, Pawel M

“…Four multiparous Holstein cows, each equipped with a duodenal cannula and an ultrasonic mammary blood flow probe, were assigned to a 4x4 Latin square to…”
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Effect of different forms of methionine on lactational performance of dairy cows by Rulquin, H, Graulet, B, Delaby, L, Robert, J C

“…Methionine is one of the first limiting AA in dairy cows. The use of rumen-protected Met to correct deficient diets is limited by the lack of a product that…”
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Infusion of glucose directs circulating amino acids to the mammary gland in well-fed dairy cows by Rulquin, H, Rigout, S, Lemosquet, S, Bach, A

“…The effect of intestinal glucose supply on mammary utilization of amino acids (AA) was studied in four lactating dairy cows. Glucose (0, 443, 963, and 2398…”
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Use of somatic cells from goat milk for dynamic studies of gene expression in the mammary gland by Boutinaud, M, Rulquin, H, Keisler, D. H, Djiane, J, Jammes, H

“…Somatic cells are present in the milk throughout lactation and consist of leukocytes and epithelial cells exfoliated from the mammary epithelium. Our objective…”
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Glucose metabolism in lactating cows in response to isoenergetic infusions of propionic acid or duodenal glucose by Lemosquet, S, Rigout, S, Bach, A, Rulquin, H, Blum, J W

“…A bibliographical study showed that increasing supplies of glucogenic nutrients lead to a curvilinear increase in milk and protein yield. Increased…”
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Modelling amino acid nutrition in ruminants by Rulquin, Henri

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Effect of graded duodenal infusions of glucose on yield and composition of milk from dairy cows. 2. Diets based on grass silage by Hurtaud, C, Lemosquet, S, Rulquin, H

“…We conducted two trials to study the effect of graded amounts of glucose infused into the duodenum on milk yield and composition as well as on plasma…”
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Effects of the energy balance of dairy cows on lactational responses to rumen-protected methionine by Rulquin, H, Delaby, L

“…This trial was designed to investigate the interactions between level of dietary energy and the response of cows after supplementation of rumen-protected Met…”
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Effect of casein and propionate supply on whole body protein metabolism in lactating dairy cows by Raggio, G, Lobley, G.E, Lemosquet, S, Rulquin, H, Lapierre, H

“…The effects of Casein (Cas) and propionate (C3) on whole body (WB) leucine (Leu) metabolism were determined in three multiparous Holstein cows, fitted with…”
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Duodenal infusion of glucose decreases milk fat production in grass silage-fed dairy cows by Rigout, S, Lemosquet, S, Bach, A, Blum, J W, Rulquin, H

“…Four lactating dairy cows were arranged in a 4 x 4 Latin square design to study the effect of intestinal glucose supply on milk fat synthesis. Glucose (0, 443,…”
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