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dc.contributor.author
Perri, Adrián Francisco
dc.contributor.author
Mejía, Miguel E.
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Licoff, Nicolas
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Diab, Santiago
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Formía, Néstor
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Ornstein, Ana Maria
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Becu, Damasia
dc.contributor.author
Lacau Mengido, Isabel M.
dc.date.available
2015-07-03T17:57:10Z
dc.date.issued
2013-10
dc.identifier.citation
Perri, Adrián Francisco; Mejía, Miguel E.; Licoff, Nicolas; Diab, Santiago; Formía, Néstor; et al.; Gastrointestinal parasite control during prepuberty improves mammary parenchyma development in holstein heifers; Elsevier Science Bv; Veterinary Parasitology; 1985; 10-2013; 345-350
dc.identifier.issn
0304-4017
dc.identifier.uri
http://hdl.handle.net/11336/1008
dc.description.abstract
Parasitism during development impairs normal growth and delays the onset of puberty through altered hormone profiles, including insulin-like growth factor one (IGF-1).Asmammary
gland development during prepuberty is strongly dependent on IGF-1, we determined if antiparasitic treatment during this stage of growth improved mammary gland development.
One group of Holstein heifers was treated monthly, rotationally with antiparasitic drugs from birth to 70 weeks of age, a second group was untreated. Treated heifer calves had between 56% and 65% less EPG counts than untreated ones. Presence of Ostertagia, Cooperia, Haemonchus and Trichostrongylus was demonstrated. Treatment effectively advanced the onset of puberty and increased IGF-1 levels. At 20, 30, 40 and 70 weeks of age biopsies from the mammary gland were taken and histological sections were prepared and stained with hematoxylin–eosin. Pictures were analyzed to compare parenchyma area in relation to total mammary tissue between groups. Mammary samples from treated heifers had higher ratios of parenchyma/total area than untreated ones. As mammary development during
prepuberty is crucial for mammary performance during lactation, these results add new
evidence to the importance of gastrointestinal parasite control in heifers
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Elsevier Science Bv
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
Gastrointestinal Parasites
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Puberty
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Igf-1
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Mammary Development
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Otras Producción Animal y Lechería
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Producción Animal y Lechería
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CIENCIAS AGRÍCOLAS
dc.title
Gastrointestinal parasite control during prepuberty improves mammary parenchyma development in holstein heifers
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2016-03-30 10:35:44.97925-03
dc.journal.volume
1985
dc.journal.pagination
345-350
dc.journal.pais
Países Bajos
dc.journal.ciudad
Amsterdam
dc.description.fil
Fil: Perri, Adrián Francisco. Universidad Nacional del Litoral; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Biología y Medicina Experimental. Fundación de Instituto de Biología y Medicina Experimental. Instituto de Biología y Medicina Experimental; Argentina
dc.description.fil
Fil: Mejía, Miguel E.. Universidad Nacional del Litoral; Argentina
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Fil: Licoff, Nicolas. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Biología y Medicina Experimental. Fundación de Instituto de Biología y Medicina Experimental. Instituto de Biología y Medicina Experimental; Argentina
dc.description.fil
Fil: Diab, Santiago. University of California; Estados Unidos
dc.description.fil
Fil: Formía, Néstor. Universidad Nacional de La Plata; Argentina
dc.description.fil
Fil: Ornstein, Ana Maria. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Biología y Medicina Experimental. Fundación de Instituto de Biología y Medicina Experimental. Instituto de Biología y Medicina Experimental; Argentina
dc.description.fil
Fil: Becu, Damasia. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Biología y Medicina Experimental. Fundación de Instituto de Biología y Medicina Experimental. Instituto de Biología y Medicina Experimental; Argentina
dc.description.fil
Fil: Lacau Mengido, Isabel M.. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Biología y Medicina Experimental. Fundación de Instituto de Biología y Medicina Experimental. Instituto de Biología y Medicina Experimental; Argentina
dc.journal.title
Veterinary Parasitology
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1016/j.vetpar.2013.09.006
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