Dietary lysine requirement of adult lambari ( Astyanax altiparanae ) (Garutti and Britski, 2000)
Autor(a) principal: | |
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Data de Publicação: | 2018 |
Outros Autores: | , , , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Revista Brasileira de Zootecnia (Online) |
Texto Completo: | http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1516-35982018000100103 |
Resumo: | ABSTRACT A 90-day feeding trial was conducted to estimate the dietary lysine requirement of adult lambari ( Astyanax altiparanae ), based on growth performance, whole-body composition, muscle development, and aspartate aminotransferase (AST) and alanine aminotransferase (ALT) activities. Six isoproteic (345.0 g kg−1) and isoenergetic (19.51 MJ kg−1) diets were formulated, and crystalline L-lysine was added to obtain diets with lysine concentrations of 12.13, 13.31, 15.36, 18.79, 19.92, and 23.02 g kg−1 dry diet. Female adult lambari (n = 480; weight of 4.96±0.02 g) were distributed into 24 (70 L) aquaria and fed the experimental diets six times daily. Fish fed 12.13 to 19.92 g kg−1 lysine showed increased weight gain and percent weight gain, and fish from those treatments also showed improvement in final carcass quality by a decrease in whole-body lipid content. Fish fed 12.13 g kg−1 lysine showed lower ALT and AST activities in blood serum when compared with fish fed the highest lysine levels. No differences were observed in muscle growth in fish fed graded lysine levels. According to the broken-line model analysis of weight gain and dietary lysine levels, the dietary lysine requirement of adult lambari is estimated at 18.72 g kg−1 (5.41% of dietary protein). |
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Dietary lysine requirement of adult lambari ( Astyanax altiparanae ) (Garutti and Britski, 2000)aminoacidcarcass qualityfish nutritionlysinenutritional requirementABSTRACT A 90-day feeding trial was conducted to estimate the dietary lysine requirement of adult lambari ( Astyanax altiparanae ), based on growth performance, whole-body composition, muscle development, and aspartate aminotransferase (AST) and alanine aminotransferase (ALT) activities. Six isoproteic (345.0 g kg−1) and isoenergetic (19.51 MJ kg−1) diets were formulated, and crystalline L-lysine was added to obtain diets with lysine concentrations of 12.13, 13.31, 15.36, 18.79, 19.92, and 23.02 g kg−1 dry diet. Female adult lambari (n = 480; weight of 4.96±0.02 g) were distributed into 24 (70 L) aquaria and fed the experimental diets six times daily. Fish fed 12.13 to 19.92 g kg−1 lysine showed increased weight gain and percent weight gain, and fish from those treatments also showed improvement in final carcass quality by a decrease in whole-body lipid content. Fish fed 12.13 g kg−1 lysine showed lower ALT and AST activities in blood serum when compared with fish fed the highest lysine levels. No differences were observed in muscle growth in fish fed graded lysine levels. According to the broken-line model analysis of weight gain and dietary lysine levels, the dietary lysine requirement of adult lambari is estimated at 18.72 g kg−1 (5.41% of dietary protein).Sociedade Brasileira de Zootecnia2018-01-01info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersiontext/htmlhttp://old.scielo.br/scielo.php?script=sci_arttext&pid=S1516-35982018000100103Revista Brasileira de Zootecnia v.47 2018reponame:Revista Brasileira de Zootecnia (Online)instname:Sociedade Brasileira de Zootecnia (SBZ)instacron:SBZ10.1590/rbz4720160325info:eu-repo/semantics/openAccessCampelo,Daniel Abreu VasconcelosSalaro,Ana LúciaLadeira,André Luis FialhoMoura,Lorena Batista deFuruya,Wilson Massamitueng2018-09-21T00:00:00Zoai:scielo:S1516-35982018000100103Revistahttps://www.rbz.org.br/pt-br/https://old.scielo.br/oai/scielo-oai.php||bz@sbz.org.br|| secretariarbz@sbz.org.br1806-92901516-3598opendoar:2018-09-21T00:00Revista Brasileira de Zootecnia (Online) - Sociedade Brasileira de Zootecnia (SBZ)false |
dc.title.none.fl_str_mv |
Dietary lysine requirement of adult lambari ( Astyanax altiparanae ) (Garutti and Britski, 2000) |
title |
Dietary lysine requirement of adult lambari ( Astyanax altiparanae ) (Garutti and Britski, 2000) |
spellingShingle |
Dietary lysine requirement of adult lambari ( Astyanax altiparanae ) (Garutti and Britski, 2000) Campelo,Daniel Abreu Vasconcelos aminoacid carcass quality fish nutrition lysine nutritional requirement |
title_short |
Dietary lysine requirement of adult lambari ( Astyanax altiparanae ) (Garutti and Britski, 2000) |
title_full |
Dietary lysine requirement of adult lambari ( Astyanax altiparanae ) (Garutti and Britski, 2000) |
title_fullStr |
Dietary lysine requirement of adult lambari ( Astyanax altiparanae ) (Garutti and Britski, 2000) |
title_full_unstemmed |
Dietary lysine requirement of adult lambari ( Astyanax altiparanae ) (Garutti and Britski, 2000) |
title_sort |
Dietary lysine requirement of adult lambari ( Astyanax altiparanae ) (Garutti and Britski, 2000) |
author |
Campelo,Daniel Abreu Vasconcelos |
author_facet |
Campelo,Daniel Abreu Vasconcelos Salaro,Ana Lúcia Ladeira,André Luis Fialho Moura,Lorena Batista de Furuya,Wilson Massamitu |
author_role |
author |
author2 |
Salaro,Ana Lúcia Ladeira,André Luis Fialho Moura,Lorena Batista de Furuya,Wilson Massamitu |
author2_role |
author author author author |
dc.contributor.author.fl_str_mv |
Campelo,Daniel Abreu Vasconcelos Salaro,Ana Lúcia Ladeira,André Luis Fialho Moura,Lorena Batista de Furuya,Wilson Massamitu |
dc.subject.por.fl_str_mv |
aminoacid carcass quality fish nutrition lysine nutritional requirement |
topic |
aminoacid carcass quality fish nutrition lysine nutritional requirement |
description |
ABSTRACT A 90-day feeding trial was conducted to estimate the dietary lysine requirement of adult lambari ( Astyanax altiparanae ), based on growth performance, whole-body composition, muscle development, and aspartate aminotransferase (AST) and alanine aminotransferase (ALT) activities. Six isoproteic (345.0 g kg−1) and isoenergetic (19.51 MJ kg−1) diets were formulated, and crystalline L-lysine was added to obtain diets with lysine concentrations of 12.13, 13.31, 15.36, 18.79, 19.92, and 23.02 g kg−1 dry diet. Female adult lambari (n = 480; weight of 4.96±0.02 g) were distributed into 24 (70 L) aquaria and fed the experimental diets six times daily. Fish fed 12.13 to 19.92 g kg−1 lysine showed increased weight gain and percent weight gain, and fish from those treatments also showed improvement in final carcass quality by a decrease in whole-body lipid content. Fish fed 12.13 g kg−1 lysine showed lower ALT and AST activities in blood serum when compared with fish fed the highest lysine levels. No differences were observed in muscle growth in fish fed graded lysine levels. According to the broken-line model analysis of weight gain and dietary lysine levels, the dietary lysine requirement of adult lambari is estimated at 18.72 g kg−1 (5.41% of dietary protein). |
publishDate |
2018 |
dc.date.none.fl_str_mv |
2018-01-01 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1516-35982018000100103 |
url |
http://old.scielo.br/scielo.php?script=sci_arttext&pid=S1516-35982018000100103 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
10.1590/rbz4720160325 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
text/html |
dc.publisher.none.fl_str_mv |
Sociedade Brasileira de Zootecnia |
publisher.none.fl_str_mv |
Sociedade Brasileira de Zootecnia |
dc.source.none.fl_str_mv |
Revista Brasileira de Zootecnia v.47 2018 reponame:Revista Brasileira de Zootecnia (Online) instname:Sociedade Brasileira de Zootecnia (SBZ) instacron:SBZ |
instname_str |
Sociedade Brasileira de Zootecnia (SBZ) |
instacron_str |
SBZ |
institution |
SBZ |
reponame_str |
Revista Brasileira de Zootecnia (Online) |
collection |
Revista Brasileira de Zootecnia (Online) |
repository.name.fl_str_mv |
Revista Brasileira de Zootecnia (Online) - Sociedade Brasileira de Zootecnia (SBZ) |
repository.mail.fl_str_mv |
||bz@sbz.org.br|| secretariarbz@sbz.org.br |
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1750318152697249792 |