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Registro Completo |
Biblioteca(s): |
Embrapa Suínos e Aves. |
Data corrente: |
05/12/2018 |
Data da última atualização: |
05/12/2018 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Autoria: |
MANZKE, N. E.; GOMES, B. K.; XAVIER, E. G.; LIMA, G. J. M. M. de. |
Afiliação: |
NAIANA EINHARDT MANZKE, UFPel; BRUNA KUHN GOMES, UFPel; EDUARDO GONÇALVES XAVIER, UFPel; GUSTAVO JULIO MELLO M DE LIMA, CNPSA. |
Título: |
Efficacy of energy supplementation on growth performance and immune response of suckling pigs. |
Ano de publicação: |
2018 |
Fonte/Imprenta: |
Journal of Animal Science, v. 96, n.8, p. 4723-4730, 2018. |
DOI: |
10.1093/jas/sky335. |
Idioma: |
Inglês |
Conteúdo: |
Abstract: Three studies were performed to determine the effects of oral energy sources on the performance, immune status, and intestinal morphology of piglets. In Exp. 1, 50 litters were selected based on genotype and parity order to determine the optimum amount of supplemental energy for neonatal pigs. They were distributed according to a 5 × 5 Latin square design, in which columns were represented by 5 sows and rows were represented by 5 newborn weight categories. Treatments consisted of 2 oral doses of 0, 2, 4, 8, or 16 mL of rice bran oil (RBO). There was a positive response of RBO on BW with a numerical difference (P = 0.12) and a significant linear effect (P = 0.04) at weaning. In Exp. 2, litters (n = 340) were randomly allotted to a 2 × 2 factorial arrangement of treatments: RBO supplemented either through oral doses (without supplementation or with 2 mL of RBO) or through prestarter feed (without supplementation or with 2% of RBO replacing 2% of soybean oil). Piglets orally receiving RBO showed a numerical increase in BW at weaning (P = 0.101) compared with the control group. Moreover, piglets supplemented by prestarter feed tended to increase feed intake (P = 0.084). In Exp. 3, litters (n = 245) were selected based on genotype and parity order and they were distributed according to a 7 × 7 Latin square design planed in the same way as in Exp. 1. Each neonatal pig within a litter was randomly assigned to 1 of 7 treatments: 1) control (no supplementation), 2) 2 mL of RBO enriched with omega-3 fatty acids, 3) 2.33 mL of pure glycerin, 4) 1.3 mL of soybean oil, 5) 1.4 mL of linseed oil, 6) 1.68 mL of coconut oil, and 7) 2 mL of RBO. Animal performance was analyzed using 2 data sets: all data (average initial BW of 1.479 kg) and low birth weight (LBW) piglet data (?1.220 kg initial BW with average of 0.985 kg). Body weight or BW gain (BWG) were not different among treatments (P > 0.10) when all data were analyzed. However, LBW piglets fed coconut oil tended to increase BW (P = 0.099) during the first week. In conclusion, the oral use of RBO may increase BW at weaning and the supplementation by prestarter feed may enhance the feed intake of piglets. In addition, coconut oil may increase BW of LBW piglets in the first week of life without affecting mortality, immune response, or gut morphology. The routine practice of oral supplementation of energy for newborn pigs could be an important tool in swine production. MenosAbstract: Three studies were performed to determine the effects of oral energy sources on the performance, immune status, and intestinal morphology of piglets. In Exp. 1, 50 litters were selected based on genotype and parity order to determine the optimum amount of supplemental energy for neonatal pigs. They were distributed according to a 5 × 5 Latin square design, in which columns were represented by 5 sows and rows were represented by 5 newborn weight categories. Treatments consisted of 2 oral doses of 0, 2, 4, 8, or 16 mL of rice bran oil (RBO). There was a positive response of RBO on BW with a numerical difference (P = 0.12) and a significant linear effect (P = 0.04) at weaning. In Exp. 2, litters (n = 340) were randomly allotted to a 2 × 2 factorial arrangement of treatments: RBO supplemented either through oral doses (without supplementation or with 2 mL of RBO) or through prestarter feed (without supplementation or with 2% of RBO replacing 2% of soybean oil). Piglets orally receiving RBO showed a numerical increase in BW at weaning (P = 0.101) compared with the control group. Moreover, piglets supplemented by prestarter feed tended to increase feed intake (P = 0.084). In Exp. 3, litters (n = 245) were selected based on genotype and parity order and they were distributed according to a 7 × 7 Latin square design planed in the same way as in Exp. 1. Each neonatal pig within a litter was randomly assigned to 1 of 7 treatments: 1) control (no supplementation), 2) 2 mL of ... Mostrar Tudo |
Palavras-Chave: |
Leitão recém-nascido; Neonatal; Óleo de côco; Óleo de farelo de arroz; Óleo de linhaça; Óleo de soja. |
Thesagro: |
Dieta; Glicerina; Leitão; Nutrição Animal; Óleo Vegetal. |
Thesaurus Nal: |
Animal nutrition; Coconut oil; Linseed oil; Neonates; Piglet feeding; Rice bran oil; Soybean oil. |
Categoria do assunto: |
-- |
Marc: |
LEADER 03537naa a2200385 a 4500 001 2100816 005 2018-12-05 008 2018 bl uuuu u00u1 u #d 024 7 $a10.1093/jas/sky335.$2DOI 100 1 $aMANZKE, N. E. 245 $aEfficacy of energy supplementation on growth performance and immune response of suckling pigs.$h[electronic resource] 260 $c2018 520 $aAbstract: Three studies were performed to determine the effects of oral energy sources on the performance, immune status, and intestinal morphology of piglets. In Exp. 1, 50 litters were selected based on genotype and parity order to determine the optimum amount of supplemental energy for neonatal pigs. They were distributed according to a 5 × 5 Latin square design, in which columns were represented by 5 sows and rows were represented by 5 newborn weight categories. Treatments consisted of 2 oral doses of 0, 2, 4, 8, or 16 mL of rice bran oil (RBO). There was a positive response of RBO on BW with a numerical difference (P = 0.12) and a significant linear effect (P = 0.04) at weaning. In Exp. 2, litters (n = 340) were randomly allotted to a 2 × 2 factorial arrangement of treatments: RBO supplemented either through oral doses (without supplementation or with 2 mL of RBO) or through prestarter feed (without supplementation or with 2% of RBO replacing 2% of soybean oil). Piglets orally receiving RBO showed a numerical increase in BW at weaning (P = 0.101) compared with the control group. Moreover, piglets supplemented by prestarter feed tended to increase feed intake (P = 0.084). In Exp. 3, litters (n = 245) were selected based on genotype and parity order and they were distributed according to a 7 × 7 Latin square design planed in the same way as in Exp. 1. Each neonatal pig within a litter was randomly assigned to 1 of 7 treatments: 1) control (no supplementation), 2) 2 mL of RBO enriched with omega-3 fatty acids, 3) 2.33 mL of pure glycerin, 4) 1.3 mL of soybean oil, 5) 1.4 mL of linseed oil, 6) 1.68 mL of coconut oil, and 7) 2 mL of RBO. Animal performance was analyzed using 2 data sets: all data (average initial BW of 1.479 kg) and low birth weight (LBW) piglet data (?1.220 kg initial BW with average of 0.985 kg). Body weight or BW gain (BWG) were not different among treatments (P > 0.10) when all data were analyzed. However, LBW piglets fed coconut oil tended to increase BW (P = 0.099) during the first week. In conclusion, the oral use of RBO may increase BW at weaning and the supplementation by prestarter feed may enhance the feed intake of piglets. In addition, coconut oil may increase BW of LBW piglets in the first week of life without affecting mortality, immune response, or gut morphology. The routine practice of oral supplementation of energy for newborn pigs could be an important tool in swine production. 650 $aAnimal nutrition 650 $aCoconut oil 650 $aLinseed oil 650 $aNeonates 650 $aPiglet feeding 650 $aRice bran oil 650 $aSoybean oil 650 $aDieta 650 $aGlicerina 650 $aLeitão 650 $aNutrição Animal 650 $aÓleo Vegetal 653 $aLeitão recém-nascido 653 $aNeonatal 653 $aÓleo de côco 653 $aÓleo de farelo de arroz 653 $aÓleo de linhaça 653 $aÓleo de soja 700 1 $aGOMES, B. K. 700 1 $aXAVIER, E. G. 700 1 $aLIMA, G. J. M. M. de 773 $tJournal of Animal Science$gv. 96, n.8, p. 4723-4730, 2018.
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Embrapa Suínos e Aves (CNPSA) |
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Biblioteca(s): |
Embrapa Recursos Genéticos e Biotecnologia. |
Data corrente: |
27/02/2013 |
Data da última atualização: |
07/03/2023 |
Tipo da produção científica: |
Artigo em Periódico Indexado |
Circulação/Nível: |
A - 2 |
Autoria: |
IAREMA, L.; CRUZ, A. C. F. da; SALDANHA, C. W.; DIAS, L. L. C.; VIEIRA, R. F.; OLIVEIRA, E. J. de; OTONI, W. C. |
Afiliação: |
LOURDES IAREMA, UFV; ANA CLAUDIA FERREIRA DA CRUZ, UFV; CLEBER WITT SALDANHA, UFV; LEONARDO LUCAS CARNEVALLI DIAS, UFV; ROBERTO FONTES VIEIRA, CENARGEN; EVELYN JARDIM DE OLIVEIRA, UFV; WAGNER CAMPOS OTONI, UFV. |
Título: |
Photoautotrophic propagation of Brazilian ginseng [Pfaffia glomerata (Spreng.) Pedersen]. |
Ano de publicação: |
2012 |
Fonte/Imprenta: |
Plant Cell Tissue and Organ Culture, v. 110, p. 227-238, 2012. |
DOI: |
10.1007/s11240-012-0145-6 |
Idioma: |
Inglês |
Conteúdo: |
Pfaffia glomerata (Spreng.) Pedersen is a medicinal species of great interest because it produces the phytoecdysteroid 20-hydroxyecdysone (20E). Generally, because of atypical growing conditions, in vitro propagated plants function less ef?ciently as autotrophs and have poorly developed morphological structures. This study analyzed the autotrophic potential of P. glomerata propagated in vitro and evaluated the in?uence that this has on 20E biosynthesis. Physiological and structural parameters of plants subjected to heterotrophic, photomixotrophic and photoautotrophic growth conditions were evaluated. Levels of 20E were measured by HPLC. Plants were acclimatized in a mixture of soil, sand and substrate, in a greenhouse. Conditions that provided higher carbon input led to an increase in plant growth, and the presence of sucrose was critical, in closure systems without a gas permeable membrane, for normal anatomical development of the micropropagated plants. The absence of sucrose increased photosynthesis and conditions that enhanced photoautotrophy induced greater levels of 20E. The increase of 20E levels by the photoautotrophic system offers new prospects for increasing the commercial production of this species, and for studies that could elucidate the biosynthetic pathway of phytoecdysteroids in plants. |
Palavras-Chave: |
B-Ecdysone; Photomixotrophic; Sucrose-free medium. |
Thesagro: |
Pfaffia Glomerata; Sacarose. |
Thesaurus NAL: |
gas exchange; phytoecdysteroids. |
Categoria do assunto: |
-- |
URL: |
https://ainfo.cnptia.embrapa.br/digital/bitstream/item/179291/1/Iarema2012-Article-PhotoautotrophicPropagationOfB.pdf
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Marc: |
LEADER 02175naa a2200289 a 4500 001 1951365 005 2023-03-07 008 2012 bl uuuu u00u1 u #d 024 7 $a10.1007/s11240-012-0145-6$2DOI 100 1 $aIAREMA, L. 245 $aPhotoautotrophic propagation of Brazilian ginseng [Pfaffia glomerata (Spreng.) Pedersen].$h[electronic resource] 260 $c2012 520 $aPfaffia glomerata (Spreng.) Pedersen is a medicinal species of great interest because it produces the phytoecdysteroid 20-hydroxyecdysone (20E). Generally, because of atypical growing conditions, in vitro propagated plants function less ef?ciently as autotrophs and have poorly developed morphological structures. This study analyzed the autotrophic potential of P. glomerata propagated in vitro and evaluated the in?uence that this has on 20E biosynthesis. Physiological and structural parameters of plants subjected to heterotrophic, photomixotrophic and photoautotrophic growth conditions were evaluated. Levels of 20E were measured by HPLC. Plants were acclimatized in a mixture of soil, sand and substrate, in a greenhouse. Conditions that provided higher carbon input led to an increase in plant growth, and the presence of sucrose was critical, in closure systems without a gas permeable membrane, for normal anatomical development of the micropropagated plants. The absence of sucrose increased photosynthesis and conditions that enhanced photoautotrophy induced greater levels of 20E. The increase of 20E levels by the photoautotrophic system offers new prospects for increasing the commercial production of this species, and for studies that could elucidate the biosynthetic pathway of phytoecdysteroids in plants. 650 $agas exchange 650 $aphytoecdysteroids 650 $aPfaffia Glomerata 650 $aSacarose 653 $aB-Ecdysone 653 $aPhotomixotrophic 653 $aSucrose-free medium 700 1 $aCRUZ, A. C. F. da 700 1 $aSALDANHA, C. W. 700 1 $aDIAS, L. L. C. 700 1 $aVIEIRA, R. F. 700 1 $aOLIVEIRA, E. J. de 700 1 $aOTONI, W. C. 773 $tPlant Cell Tissue and Organ Culture$gv. 110, p. 227-238, 2012.
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