Effect of dietary protein intake on calf resilience to Haemonchus placei infection

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Main Author: Louvandini, Helder
Publication Date: 2002
Other Authors: Abdalla, Adibe Luiz, Coop, Robert L., Pimentel, Concepta Margaret McManus, Gennari, Solange Maria
Format: Article
Language: eng
Source: Repositório Institucional da UnB
Download full: http://repositorio.unb.br/handle/10482/7028
https://dx.doi.org/10.1590/S1413-95962002000500002
Summary: ABSTRACT
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author Louvandini, Helder
author2 Abdalla, Adibe Luiz
Coop, Robert L.
Pimentel, Concepta Margaret McManus
Gennari, Solange Maria
author2_role author
author
author
author
author_browse Abdalla, Adibe Luiz
Coop, Robert L.
Gennari, Solange Maria
Louvandini, Helder
Pimentel, Concepta Margaret McManus
author_facet Louvandini, Helder
Abdalla, Adibe Luiz
Coop, Robert L.
Pimentel, Concepta Margaret McManus
Gennari, Solange Maria
author_role author
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collection Repositório Institucional da UnB
dc.contributor.author.fl_str_mv Louvandini, Helder
Abdalla, Adibe Luiz
Coop, Robert L.
Pimentel, Concepta Margaret McManus
Gennari, Solange Maria
dc.date.accessioned.fl_str_mv 2011-03-09T18:45:34Z
dc.date.available.fl_str_mv 2011-03-09T18:45:34Z
dc.date.issued.fl_str_mv 2002
dc.identifier.citation.fl_str_mv LOUVANDINI, Helder et al. Effect of dietary protein intake on calf resilience to Haemonchus placei infection. Brazilian journal of veterinary research and animal science, São Paulo, v.39, n.5, p.227-232, 2002. Disponível em: <http://www.scielo.br/pdf/bjvras/v39n5/15832.pdf>. Acesso em: 10 fev. 2011. doi: 10.1590/S1413-95962002000500002.
dc.identifier.doi.en.fl_str_mv https://dx.doi.org/10.1590/S1413-95962002000500002
dc.identifier.uri.fl_str_mv http://repositorio.unb.br/handle/10482/7028
dc.language.iso.fl_str_mv eng
dc.rights.driver.fl_str_mv info:eu-repo/semantics/openAccess
dc.source.none.fl_str_mv reponame:Repositório Institucional da UnB
instname:Universidade de Brasília (UnB)
instacron:UNB
dc.subject.keyword.en.fl_str_mv Haemonchus placei
Bezerros - dieta
dc.title.alternative.en.fl_str_mv Efeito da proteína da dieta no desempenho de bezerros infectados com Haemonchus placei
dc.title.en.fl_str_mv Effect of dietary protein intake on calf resilience to Haemonchus placei infection
dc.type.driver.fl_str_mv info:eu-repo/semantics/article
dc.type.status.fl_str_mv info:eu-repo/semantics/publishedVersion
description ABSTRACT
eu_rights_str_mv openAccess
format article
id UNB_53fbacdd96eab85e06b2ecff0cf69bab
identifier_str_mv LOUVANDINI, Helder et al. Effect of dietary protein intake on calf resilience to Haemonchus placei infection. Brazilian journal of veterinary research and animal science, São Paulo, v.39, n.5, p.227-232, 2002. Disponível em: <http://www.scielo.br/pdf/bjvras/v39n5/15832.pdf>. Acesso em: 10 fev. 2011. doi: 10.1590/S1413-95962002000500002.
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publishDate 2002
publishDateSort 2002
reponame_str Repositório Institucional da UnB
repository.mail.fl_str_mv repositorio@unb.br
repository.name.fl_str_mv Repositório Institucional da UnB - Universidade de Brasília (UnB)
repository_id_str
spelling Louvandini, HelderAbdalla, Adibe LuizCoop, Robert L.Pimentel, Concepta Margaret McManusGennari, Solange Maria2011-03-09T18:45:34Z2011-03-09T18:45:34Z2002LOUVANDINI, Helder et al. Effect of dietary protein intake on calf resilience to Haemonchus placei infection. Brazilian journal of veterinary research and animal science, São Paulo, v.39, n.5, p.227-232, 2002. Disponível em: <http://www.scielo.br/pdf/bjvras/v39n5/15832.pdf>. Acesso em: 10 fev. 2011. doi: 10.1590/S1413-95962002000500002.http://repositorio.unb.br/handle/10482/7028https://dx.doi.org/10.1590/S1413-95962002000500002ABSTRACTTwenty, 2-3-month-old worm free male Holstein calves, were assigned to two groups each containing ten animals. Each group was offered one of two diets: High (HP) and Low (LP) protein with 257 and 91 gkg-1 dry matter respectively, balanced for energy and minerals. After an initial period of 4 weeks on the diets, the calves from each group were subdivided into two groups of four and six calves. A trickle infection of 5,000 Haemonchus placei L3 was given twice a week for nine weeks to the sub group of six calves (I). The remaining four calves from each dietary group were used as non-infected control (C). Four weeks after the last infection, all calves were slaughtered and worm burdens counts. Carried out Biochemical determinations, faecal egg counts and body weights were carried out once a week. The HP group had significantly higher mean adult worm burdens (11,900 ± 7,660) when compared with BP (5,450 ± 7,895). Faecal egg counts were higher in the HP than LP group. Despite higher worm burdens, resilience was increased in the HP calves, with higher packed cell volume values as well as body weight when compared with the LP group. _______________________________________________________________________________ RESUMOVinte bezerros com 2 a 3 meses de idade criados livres de vermes foram divididos em 2 grupos com 10 animais cada alimentados com alta proteína (HP) e baixa proteina (LP) com 257 e 91 g kg-1 de proteína na materia seca respectivamente, devidamente balanceado em energia e minerais. Após 4 semanas submetidos a estas duas dietas cada grupo original foi subdividido em 2 grupos, um contendo 4 animais não infectado (C) e 6 animais infectados (I). O grupo infectado recebeu 5.000 larvas de Haemonchus placei duas vezes por semana por um período de 9 semamas, após 4 semanas da última infecção todos os animais foram sacrificados e realizada a contagem de vermes. Semanalmente foram feitas as pesagens dos animais, número de ovos por grama de fezes e colheita de sangue para determinação do hematócrito, hemoglobina, albumina e proteína total. A contagem de ovos por grama de fezes foi superior no grupo de HP em relação ao grupo de LP, tendo em vista que o número de vermes adultos no grupo HP (11.900 ± 7.660) foi maior que o grupo de LP (5.450 ± 7.895) . Apesar do número superior de vermes encontrado no grupo HP, observou-se valores superiores de hematócrito e peso vivo quando comparado com o grupo de LP (p<0,05), demonstrado que a suplementação protéica possibilita uma melhor resilience em bezerros infectados com Haemonchus placei.Faculdade de Agronomia e Medicina Veterinária (FAV)Effect of dietary protein intake on calf resilience to Haemonchus placei infectionEfeito da proteína da dieta no desempenho de bezerros infectados com Haemonchus placeiinfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/articleHaemonchus placeiBezerros - dietainfo:eu-repo/semantics/openAccessengreponame:Repositório Institucional da UnBinstname:Universidade de Brasília (UnB)instacron:UNBORIGINALARTIGO_EffectDietaryProtein.pdfARTIGO_EffectDietaryProtein.pdfapplication/pdf59494http://repositorio2.unb.br/jspui/bitstream/10482/7028/1/ARTIGO_EffectDietaryProtein.pdf79e3311f32746b987a5f8bc4553368acMD51open accessCC-LICENSElicense_urllicense_urltext/plain46http://repositorio2.unb.br/jspui/bitstream/10482/7028/2/license_url7b60860db7ee2e38c65f8e939773fbe2MD52open accesslicense_textlicense_textapplication/octet-stream20752http://repositorio2.unb.br/jspui/bitstream/10482/7028/3/license_text4bfac83ec0c31a1eec106b4cf8ac72e2MD53open accesslicense_rdflicense_rdfapplication/octet-stream21195http://repositorio2.unb.br/jspui/bitstream/10482/7028/4/license_rdf0f8ab2a63497d5d8d4acca820a8f230eMD54open accessLICENSElicense.txtlicense.txttext/plain1863http://repositorio2.unb.br/jspui/bitstream/10482/7028/5/license.txt109a039da535df5ad65951a01cdb6ef4MD55open access10482/70282023-08-30 14:48:23.685open accessoai:repositorio.unb.br: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ório InstitucionalPUBhttps://repositorio.unb.br/oai/requestrepositorio@unb.bropendoar:2023-08-30T17:48:23Repositório Institucional da UnB - Universidade de Brasília (UnB)
spellingShingle Effect of dietary protein intake on calf resilience to Haemonchus placei infection
Louvandini, Helder
Haemonchus placei
Bezerros - dieta
status_str publishedVersion
title Effect of dietary protein intake on calf resilience to Haemonchus placei infection
title_full Effect of dietary protein intake on calf resilience to Haemonchus placei infection
title_fullStr Effect of dietary protein intake on calf resilience to Haemonchus placei infection
title_full_unstemmed Effect of dietary protein intake on calf resilience to Haemonchus placei infection
title_short Effect of dietary protein intake on calf resilience to Haemonchus placei infection
title_sort Effect of dietary protein intake on calf resilience to Haemonchus placei infection
topic Haemonchus placei
Bezerros - dieta
url http://repositorio.unb.br/handle/10482/7028
https://dx.doi.org/10.1590/S1413-95962002000500002