DL-carnitine as supplementary levocarnitine source in plant-based diets to Nile tilapia (Oreochromis niloticus) fingerlings
ABSTRACT The objective was to evaluate the effect of DL-carnitine levels on the growth and whole body and muscle composition of Nile tilapia fingerlings. A basal plant-based diet was supplemented with 0, 500, 1000, 1500, 2000, 3000 and 4000 mg kg−1 of DL-carnitine hydrochloride in a comple...
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Pontificia Universidad Católica de Valparaíso. Facultad de Recursos Naturales. Escuela de Ciencias del Mar
2018
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oai:scielo:S0718-560X20180004008252018-11-06DL-carnitine as supplementary levocarnitine source in plant-based diets to Nile tilapia (Oreochromis niloticus) fingerlingsSilva,Fábio Marcello daFerreira,Maria Leiliane SilvaCavalcante-Lucena,Jorge EduardoBicudo,Álvaro José de Almeida Nile tilapia feed additive fish nutrition lipid metabolism ABSTRACT The objective was to evaluate the effect of DL-carnitine levels on the growth and whole body and muscle composition of Nile tilapia fingerlings. A basal plant-based diet was supplemented with 0, 500, 1000, 1500, 2000, 3000 and 4000 mg kg−1 of DL-carnitine hydrochloride in a completely randomized design (n = 3). Fish (initial weight 0.8 ± 0.01 g) was hand-feed daily into three meals until apparent satiety for 70 days. The growth parameters were not influenced (P > 0.05) by dietary DL-carnitine levels. Muscle lipid decreased (P < 0.05) in fish fed with diets supplemented with 3000 and 4000 mg kg−1 of DL-carnitine, but there was no effect (P > 0.05) on whole body lipid. These results with DL-carnitine is similar to other studies using pure L-carnitine. Thus, the use of DL-carnitine as a source of levocarnitine in Nile tilapia diets require future studies.info:eu-repo/semantics/openAccessPontificia Universidad Católica de Valparaíso. Facultad de Recursos Naturales. Escuela de Ciencias del MarLatin american journal of aquatic research v.46 n.4 20182018-09-01text/htmlhttp://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-560X2018000400825en10.3856/vol46-issue4-fulltext-20 |
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Scielo Chile |
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Scielo Chile |
language |
English |
topic |
Nile tilapia feed additive fish nutrition lipid metabolism |
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Nile tilapia feed additive fish nutrition lipid metabolism Silva,Fábio Marcello da Ferreira,Maria Leiliane Silva Cavalcante-Lucena,Jorge Eduardo Bicudo,Álvaro José de Almeida DL-carnitine as supplementary levocarnitine source in plant-based diets to Nile tilapia (Oreochromis niloticus) fingerlings |
description |
ABSTRACT The objective was to evaluate the effect of DL-carnitine levels on the growth and whole body and muscle composition of Nile tilapia fingerlings. A basal plant-based diet was supplemented with 0, 500, 1000, 1500, 2000, 3000 and 4000 mg kg−1 of DL-carnitine hydrochloride in a completely randomized design (n = 3). Fish (initial weight 0.8 ± 0.01 g) was hand-feed daily into three meals until apparent satiety for 70 days. The growth parameters were not influenced (P > 0.05) by dietary DL-carnitine levels. Muscle lipid decreased (P < 0.05) in fish fed with diets supplemented with 3000 and 4000 mg kg−1 of DL-carnitine, but there was no effect (P > 0.05) on whole body lipid. These results with DL-carnitine is similar to other studies using pure L-carnitine. Thus, the use of DL-carnitine as a source of levocarnitine in Nile tilapia diets require future studies. |
author |
Silva,Fábio Marcello da Ferreira,Maria Leiliane Silva Cavalcante-Lucena,Jorge Eduardo Bicudo,Álvaro José de Almeida |
author_facet |
Silva,Fábio Marcello da Ferreira,Maria Leiliane Silva Cavalcante-Lucena,Jorge Eduardo Bicudo,Álvaro José de Almeida |
author_sort |
Silva,Fábio Marcello da |
title |
DL-carnitine as supplementary levocarnitine source in plant-based diets to Nile tilapia (Oreochromis niloticus) fingerlings |
title_short |
DL-carnitine as supplementary levocarnitine source in plant-based diets to Nile tilapia (Oreochromis niloticus) fingerlings |
title_full |
DL-carnitine as supplementary levocarnitine source in plant-based diets to Nile tilapia (Oreochromis niloticus) fingerlings |
title_fullStr |
DL-carnitine as supplementary levocarnitine source in plant-based diets to Nile tilapia (Oreochromis niloticus) fingerlings |
title_full_unstemmed |
DL-carnitine as supplementary levocarnitine source in plant-based diets to Nile tilapia (Oreochromis niloticus) fingerlings |
title_sort |
dl-carnitine as supplementary levocarnitine source in plant-based diets to nile tilapia (oreochromis niloticus) fingerlings |
publisher |
Pontificia Universidad Católica de Valparaíso. Facultad de Recursos Naturales. Escuela de Ciencias del Mar |
publishDate |
2018 |
url |
http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-560X2018000400825 |
work_keys_str_mv |
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