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dc.contributor.author
Relling, Alejandro Enrique
dc.contributor.author
Loerch, S. C.
dc.contributor.author
Reynolds, C. K.
dc.date.available
2019-07-15T22:06:10Z
dc.date.issued
2010-05
dc.identifier.citation
Relling, Alejandro Enrique; Loerch, S. C.; Reynolds, C. K.; Plasma ghrelin and oxyntomodulin concentrations in lactating dairy cows receiving abomasal soybean oil, corn starch, and casein infusions; Elsevier Science Inc; Domestic Animal Endocrinology; 38; 4; 5-2010; 284-288
dc.identifier.issn
0739-7240
dc.identifier.uri
http://hdl.handle.net/11336/79605
dc.description.abstract
The effects of increased postruminal supply of casein, corn starch, and soybean oil on plasma concentrations of the gastrointestinal hormones ghrelin and oxyntomodulin (OXM) were investigated. Four mid-lactation Holstein cows were used in a 4 × 4 Latin square. Treatments were continuous abomasal infusions (23 h/d) for 7 d of water, soybean oil (500 g/d), corn starch (1100 g/d), or casein (800 g/d). Jugular vein plasma was obtained every 30 min for 7 h on days 1 and 7. Soybean oil and casein infusion decreased preprandial plasma ghrelin concentration by approximately 20% on both d (time-by-treatment P < 0.10); however, dry matter intake (DMI) was depressed only after 7 d of oil infusion. Infusion of soybean oil, corn starch, or casein did not change the plasma OXM concentration (P > 0.20). The present data indicate that plasma ghrelin concentration is depressed immediately before feeding by the postruminal infusion of soybean oil and casein, but it is not affected during the postprandial period. Plasma ghrelin concentration was not altered (P > 0.20), pre- or postfeeding, by increased postruminal supply of corn starch. In addition, plasma OXM concentration did not respond (P > 0.20) to postruminal nutrient infusion. In conclusion, a decrease in DMI when fat is infused could be partially explained by the decrease in prefeeding plasma ghrelin concentration, but a decrease in prefeeding plasma ghrelin concentration is not always associated with a decrease in DMI, as observed for the infusion of casein. Plasma OXM concentration was not affected by postruminal infusion of macronutrients.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Elsevier Science Inc
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Dairy Cows
dc.subject
Dry Matter Intake
dc.subject
Ghrelin
dc.subject
Oxyntomodulin
dc.subject.classification
Biología Celular, Microbiología
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Ciencias Biológicas
dc.subject.classification
CIENCIAS NATURALES Y EXACTAS
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Otras Ciencias Veterinarias
dc.subject.classification
Ciencias Veterinarias
dc.subject.classification
CIENCIAS AGRÍCOLAS
dc.title
Plasma ghrelin and oxyntomodulin concentrations in lactating dairy cows receiving abomasal soybean oil, corn starch, and casein infusions
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2019-07-02T16:23:02Z
dc.journal.volume
38
dc.journal.number
4
dc.journal.pagination
284-288
dc.journal.pais
Estados Unidos
dc.journal.ciudad
Hoboken
dc.description.fil
Fil: Relling, Alejandro Enrique. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico CONICET- La Plata. Instituto de Genética Veterinaria "Ing. Fernando Noel Dulout". Universidad Nacional de La Plata. Facultad de Ciencias Veterinarias. Instituto de Genética Veterinaria; Argentina. Ohio State University; Estados Unidos
dc.description.fil
Fil: Loerch, S. C.. Ohio State University; Estados Unidos
dc.description.fil
Fil: Reynolds, C. K.. University of Reading; Reino Unido
dc.journal.title
Domestic Animal Endocrinology
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1016/j.domaniend.2009.12.003
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S0739724010000032
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