PMID- 30684909 OWN - NLM STAT- MEDLINE DCOM- 20190515 LR - 20190515 IS - 1532-2661 (Electronic) IS - 0034-5288 (Linking) VI - 123 DP - 2019 Apr TI - Protein and gene expression of relevant enzymes and nuclear receptor of hepatic lipid metabolism in grazing dairy cattle during the transition period. PG - 223-231 LID - S0034-5288(18)31316-X [pii] LID - 10.1016/j.rvsc.2019.01.020 [doi] AB - 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 transition period. Blood and liver biopsies from a group of eight multiparous cows were sampled at -28, -14, +4, +14, +28 and +56 days relative to parturition. Peak concentrations of NEFA and beta-hydroxybutyric acid with high triacylglycerol content in the liver were recorded on day 4 postpartum. Consistent with blood biomarkers, the gene expression of carnitine palmitoyltransferase 1A (CPT1A) and acyl-CoA oxidase 1 (ACOX1) increased, whereas that of diacylglycerol O-acyltransferase 1 (DGAT1) decreased. Nevertheless, CPT1A protein expression did not change during all the period evaluated and ACOX1 protein expression increased on day 56 postpartum. In addition, the protein expression of peroxisome proliferator-activated receptor alpha (PPAR-alpha) increased on day 28 postpartum. On the other hand, DGAT1 protein expression decreased on day 14 postpartum. As expected, the expression of genes associated with fatty acid oxidation increased on the first days postpartum but, notably, protein expression was highest after transition. Since most infectious diseases and metabolic disorders in dairy cattle occur particularly on the first days postpartum, it is not so clear whether an increase in the oxidation capacity of the liver at that time could help to prevent disease and improve dairy production. The valuable results about protein expression of enzymes involved in liver lipid metabolism could help to better characterize the metabolism of dairy cattle during the transition period. CI - Copyright (c) 2019 Elsevier Ltd. All rights reserved. FAU - Angeli, E AU - Angeli E AD - Laboratorio de Biologia Celular y Molecular Aplicada, Instituto de Ciencias Veterinarias del Litoral (ICiVet-Litoral), Universidad Nacional del Litoral (UNL)/Consejo Nacional de Investigaciones Cientificas y Tecnicas (CONICET), Esperanza, Santa Fe, Argentina; Facultad de Ciencias Veterinarias del Litoral, Universidad Nacional del Litoral (UNL), Esperanza, Santa Fe, Argentina. FAU - Trionfini, V AU - Trionfini V AD - Laboratorio de Biologia Celular y Molecular Aplicada, Instituto de Ciencias Veterinarias del Litoral (ICiVet-Litoral), Universidad Nacional del Litoral (UNL)/Consejo Nacional de Investigaciones Cientificas y Tecnicas (CONICET), Esperanza, Santa Fe, Argentina. FAU - Gareis, N C AU - Gareis NC AD - Laboratorio de Biologia Celular y Molecular Aplicada, Instituto de Ciencias Veterinarias del Litoral (ICiVet-Litoral), Universidad Nacional del Litoral (UNL)/Consejo Nacional de Investigaciones Cientificas y Tecnicas (CONICET), Esperanza, Santa Fe, Argentina; Facultad de Ciencias Veterinarias del Litoral, Universidad Nacional del Litoral (UNL), Esperanza, Santa Fe, Argentina. FAU - Matiller, V AU - Matiller V AD - Laboratorio de Biologia Celular y Molecular Aplicada, Instituto de Ciencias Veterinarias del Litoral (ICiVet-Litoral), Universidad Nacional del Litoral (UNL)/Consejo Nacional de Investigaciones Cientificas y Tecnicas (CONICET), Esperanza, Santa Fe, Argentina; Facultad de Ciencias Veterinarias del Litoral, Universidad Nacional del Litoral (UNL), Esperanza, Santa Fe, Argentina. FAU - Huber, E AU - Huber E AD - Laboratorio de Biologia Celular y Molecular Aplicada, Instituto de Ciencias Veterinarias del Litoral (ICiVet-Litoral), Universidad Nacional del Litoral (UNL)/Consejo Nacional de Investigaciones Cientificas y Tecnicas (CONICET), Esperanza, Santa Fe, Argentina. FAU - Rey, F AU - Rey F AD - Laboratorio de Biologia Celular y Molecular Aplicada, Instituto de Ciencias Veterinarias del Litoral (ICiVet-Litoral), Universidad Nacional del Litoral (UNL)/Consejo Nacional de Investigaciones Cientificas y Tecnicas (CONICET), Esperanza, Santa Fe, Argentina; Facultad de Ciencias Veterinarias del Litoral, Universidad Nacional del Litoral (UNL), Esperanza, Santa Fe, Argentina. FAU - Salvetti, N R AU - Salvetti NR AD - Laboratorio de Biologia Celular y Molecular Aplicada, Instituto de Ciencias Veterinarias del Litoral (ICiVet-Litoral), Universidad Nacional del Litoral (UNL)/Consejo Nacional de Investigaciones Cientificas y Tecnicas (CONICET), Esperanza, Santa Fe, Argentina; Facultad de Ciencias Veterinarias del Litoral, Universidad Nacional del Litoral (UNL), Esperanza, Santa Fe, Argentina. FAU - Ortega, H H AU - Ortega HH AD - Laboratorio de Biologia Celular y Molecular Aplicada, Instituto de Ciencias Veterinarias del Litoral (ICiVet-Litoral), Universidad Nacional del Litoral (UNL)/Consejo Nacional de Investigaciones Cientificas y Tecnicas (CONICET), Esperanza, Santa Fe, Argentina; Facultad de Ciencias Veterinarias del Litoral, Universidad Nacional del Litoral (UNL), Esperanza, Santa Fe, Argentina. FAU - Hein, G J AU - Hein GJ AD - Laboratorio de Biologia Celular y Molecular Aplicada, Instituto de Ciencias Veterinarias del Litoral (ICiVet-Litoral), Universidad Nacional del Litoral (UNL)/Consejo Nacional de Investigaciones Cientificas y Tecnicas (CONICET), Esperanza, Santa Fe, Argentina; Centro Universitario Galvez, Universidad Nacional del Litoral (UNL), Galvez, Santa Fe, Argentina. Electronic address: ghein@santafe-conicet.gov.ar. LA - eng PT - Journal Article DEP - 20190121 PL - England TA - Res Vet Sci JT - Research in veterinary science JID - 0401300 RN - 0 (Lipids) RN - 0 (RNA, Messenger) RN - 0 (Receptors, Cytoplasmic and Nuclear) RN - 0 (Triglycerides) RN - TZP1275679 (3-Hydroxybutyric Acid) SB - IM MH - 3-Hydroxybutyric Acid/blood MH - Animal Feed MH - Animal Husbandry MH - Animals MH - Cattle/*physiology MH - Female MH - Gene Expression Regulation/*physiology MH - Lactation/*physiology MH - Lipid Metabolism/genetics/*physiology MH - Lipids MH - Liver/*metabolism MH - Postpartum Period/*metabolism MH - Pregnancy MH - RNA, Messenger/genetics MH - Receptors, Cytoplasmic and Nuclear/genetics MH - Triglycerides/blood OTO - NOTNLM OT - Dairy cattle OT - Lipid metabolism OT - Liver OT - PPAR-alpha OT - Transition period EDAT- 2019/01/27 06:00 MHDA- 2019/05/16 06:00 CRDT- 2019/01/27 06:00 PHST- 2018/07/02 00:00 [received] PHST- 2019/01/15 00:00 [revised] PHST- 2019/01/20 00:00 [accepted] PHST- 2019/01/27 06:00 [pubmed] PHST- 2019/05/16 06:00 [medline] PHST- 2019/01/27 06:00 [entrez] AID - S0034-5288(18)31316-X [pii] AID - 10.1016/j.rvsc.2019.01.020 [doi] PST - ppublish SO - Res Vet Sci. 2019 Apr;123:223-231. doi: 10.1016/j.rvsc.2019.01.020. Epub 2019 Jan 21.