Search Results - "Hein, G.J."

Alterations in key metabolic sensors involved in bovine cystic ovarian disease by Gareis, N.C., Angeli, E., Huber, E., Salvetti, N.R., Rodríguez, F.M., Ortega, H.H., Hein, G.J., Rey, F.

“…High-producing dairy cows frequently suffer metabolic alterations that cause different diseases, which could decrease the reproductive efficiency of the herd…”
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Application of an optimized and validated LC–MS/MS method for the quantification of free 3-nitrotyrosine in plasma, urine and liver tissue of lactating dairy cows by Barcarolo, D., Angeli, E., Ribas, L.E., Addona, S.M., Ortega, H.H., Hein, G.J.

“…•The transition period is the most critical in the productive cycle of dairy cows•Increased oxidative stress in transition cows could impair metabolic…”
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Effect of precalving body condition score on insulin signaling and hepatic inflammatory state in grazing dairy cattle by Angeli, E., Barcarolo, D., Durante, L., Santiago, G., Matiller, V., Rey, F., Ortega, H.H., Hein, G.J.

“…•Hepatic insulin resistance could be an important factor during the transition of dairy cows.•The hosphatidylinositol-3-kinase signaling pathway is altered in…”
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Contribution of key elements of nutritional metabolism to the development of cystic ovarian disease in dairy cattle by Gareis, N.C., Rodríguez, F.M., Cattaneo Moreyra, M.L., Stassi, A.F., Angeli, E., Etchevers, L., Salvetti, N.R., Ortega, H.H., Hein, G.J., Rey, F.

“…The alteration of signaling molecules involved in the general metabolism of animals can negatively influence reproduction. In dairy cattle, the development of…”
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Relevant aspects of dietary n-3 polyunsaturated fatty acids in the adaptation of dairy cattle to the transition period by Angeli, E., Barcarolo, D., Ribas, L., Marelli, B.E., Roskopf, P.M., Salado, E.E., Ortega, H.H., Hein, G.J.

“…•The transition of dairy cows is characterized by metabolic and health disorders.•A state of insulin resistance and pro-inflammatory is highlighted.•Beneficial…”
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Impaired insulin signaling pathways affect ovarian steroidogenesis in cows with COD by Gareis, N.C., Huber, E., Hein, G.J., Rodríguez, F.M., Salvetti, N.R., Angeli, E., Ortega, H.H., Rey, F.

“…•Insulin response in cows with COD might modify the biosynthetic pathway of steroidogenic hormones.•The expression of steroidogenic enzymes and the…”
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Protein and gene expression of relevant enzymes and nuclear receptor of hepatic lipid metabolism in grazing dairy cattle during the transition period by Angeli, E., Trionfini, V., Gareis, N.C., Matiller, V., Huber, E., Rey, F., Salvetti, N.R., Ortega, H.H., Hein, G.J.

“…We aimed to study the protein and gene expression of some hepatic enzymes of lipid metabolism along with plasma biomarkers in grazing dairy cattle during the…”
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Role of Components of the Insulin-like Growth Factor System in the Early Stages of Ovarian Follicular Persistence in Cattle by Rodríguez, F.M., Gareis, N.C., Hein, G.J., Salvetti, N.R., Amweg, A.N., Huber, E., Stassi, A.F., Ortega, H.H., Rey, F.

“…Cystic ovarian disease (COD) is one of the main causes of infertility in dairy cattle. It has been postulated that the insulin-like growth factor (IGF) system…”
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Impaired insulin signaling pathway in ovarian follicles of cows with cystic ovarian disease by Hein, G.J., Panzani, C.G., Rodríguez, F.M., Salvetti, N.R., Díaz, P.U., Gareis, N.C., Benítez, G.A., Ortega, H.H., Rey, F.

“…•We provide new insights into the insulin response in cows with COD.•Lower gene and protein expressions were detected of some insulin downstream…”
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Evaluación de indicadores metabólicos y bioquímicos sanguíneos en vacas en lactancia con Enfermedad Quística Ovárica by Cattaneo, Barberis, F.C., Stangaferro, M.L., Signorini, M.L., Ruiz, M.F., Zimmermann, R., Bo, G.A., Hein, G.J., Ortega, H.H.

“…El objetivo de este trabajo fue determinar y evaluar indicadores bioquímicos sanguíneos asociados a procesos metabólicos energéticos, proteicos, minerales y de…”
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