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Listar por palabra clave "Amino acids"

Mostrando ítems 1-20 de 49

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A method to estimate endogenous losses of nitrogen and amino acids at the ileal level in growing rabbits

Marín-García, Pablo Jesús; Rodríguez, Mireia; Ródenas, Luís; Moya, Vicente Javier; Martínez-Paredes, Eugenio; López-Luján, María del Carmen; Cambra-López, María; Pascual, Juan José; Blas, Enrique (Universitat Politècnica de València, 2024-03-28)

[EN] Apparent ileal digestibility can be corrected to give the true ileal digestibility of the nitrogen and amino acids provided by the diet, by determining the flow of endogenous nitrogen and amino acids (from desquamated ...
A moderate protein diet does not cover the requirements of growing rabbits with high growth rate

Marín-García, P.J; Ródenas Martínez, Luis; Martinez-Paredes, Eugenio; Cambra López, María; Blas Ferrer, Enrique; Pascual Amorós, Juan José (Elsevier, 2020-06)

[EN] Genetic selection for feed efficiency has increased the growth rate and requirements of growing rabbits, while the protein content of commercial feeds has been adjusted to avoid digestive disorders. The aim of this ...
A Simple System Based on a Thiourea-Modified Fluorescein for w-Amino Acid Discrimination

Marti, A.; Costero Nieto, Ana María; Gaviña, P.; Parra Álvarez, Margarita (Wiley-VCH Verlag, 2015-09-22)

A thiourea-modified fluorescein derivative was synthesized by reaction of fluorescein isothiocyanate with 2-(2-aminoethoxy)ethan-1-ol. UV/Vis absorption and fluorescence emission spectroscopy studies demonstrated that this ...
Almost total replacement of fish meal by a mixture of plant proteins in a gilthead sea bream diets

Salam, Asmaa (Universitat Politècnica de València, 2014-07-31)

[EN] Total and partial substitution of fish meal by vegetable mixtures supplemented with synthetic amino acids were studied in gilthead sea bream. The results showed that total substitution of fish meal is possible as it ...
Amino acid availability in ruminants of cereals and cereal co-produtcs

González, Javier; Arroyo, José María; Guevara-González, Jesus Alberto; Mouhbi, Rabiaa; Piquer Querol, Olga; Moya, V.J. (Wiley, 2014)

[EN] BACKGROUND: Microbial correctedin situ estimates of the ruminal undegraded fraction (RU) and intestinal effective digestibility (IED) of amino acids (AA), except tryptophan, of rye, wheat and corn grains, wheat bran, ...
Amino acids and protein in vitro bio-accessibility from edible insect and pea protein enriched bread

Igual Ramo, Marta; García-Segovia, Purificación; Martínez-Monzó, Javier (Wageningen Academic Publishers, 2021)

[EN] Edible insects have seen increasing use as a nutritive ingredient in food because of their high protein content and digestibility of amino acids from insect-enriched food. Therefore, the aim of this work was to evaluate ...
Biomarkers for ideal protein: rabbit diet metabolomics varying key amino acids

Marín-García, Pablo Jesús; Llobat, Mª Dolores; Cambra López, María; Blas, Enrique; Larsen, Torben; Pascual Amorós, Juan José; Hedemann, Mette Skou (Springer Nature, 2024-06-10)

[EN] With the main aim of identifying biomarkers that contribute to defining the concept of ideal protein in growing rabbits under the most diverse conditions possible this work describes two different experiments. Experiment ...
Black Soldier Fly (Hermetia illucens) pre-pupae meal as a fish meal replacement in diets for European seabass (Dicentrarchus labrax)

Magalhães, Rui; Sanchez-Lopez, Antonio; Leal, Renato Silva; Martínez-Llorens, Silvia; Oliva-Teles, Aires; Peres, Helena (Elsevier, 2017-07-01)

[EN] A feeding trial was carried out to assess the effect of partially replacing fish meal (FM) by Black soldier fly pre-pupae meal (HM) in diets for European seabass Dicentrarchus labrax juveniles. A FM-based diet was ...
Composition of antioxidants and amino acids in stevia leaf infusions

Periche Santamaría, Angela; Koutsidis, Georgios; Escriche Roberto, Mª Isabel (Springer Verlag (Germany), 2014-03)

Stevia, a non-caloric natural sweetener with beneficial properties and considerable antioxidants and amino acids, is increasingly consumed as an infusion. This work evaluates the influence of the conditions (temperature: ...
Composition of free and adherent ruminal bacteria: inaccuracyof the microbial nutrient supply estimates obtained using freebacteria as reference samples and 15N as the marker

González, J; Arroyo, J.M.; Ouarti, M; Guevara-González, J.; Rodríguez, C.A.; Alvir, M.R.; Moya Salvador, Vicente Javier; Piquer Querol, Olga (Cambridge University Press, 2012)

Previous studies have indicated that 15N enrichment of solid-associated bacteria (SAB) may be predicted from the same value in liquid-associated bacteria (LAB). The aims of this study were to confirm this and to measure ...
Desarrollo de un método para estimar las pérdidas endógenas de proteína y aminoácidos a nivel ileal en conejos en crecimiento

Rodríguez Pont, Mireia (Universitat Politècnica de València, 2022-07-13)

[ES] Estimar las necesidades nutritivas de los animales y el valor nutritivo de los alimentos de forma precisa siempre ha sido un reto clave de la nutrición animal, para reducir la cantidad de nutrientes no asimilados que ...
Desarrollo y caracterización de nuevas harinas de lenteja y quinoa fermentadas con Pleurotus ostreatus

Sánchez García, Janaina (Universitat Politècnica de València, 2024-01-15)

[ES] La población mundial está en constante crecimiento, por lo que la soberanía alimentaria se ha convertido en un desafío crucial. Se estima que la demanda de alimentos de origen animal aumentará en un 68% para el año ...
Determinació d'aminoàcids per LC-MS i les seues possibles aplicacions a sector de l'alimentació i la nutrició

Marín-Roig Zozaya, Carla (Universitat Politècnica de València, 2021-09-03)

[CA] Les tècniques de laboratori per al control de la qualitat, la seguretat, la informació nutricional dels aliments i fins i tot resultats d'un seguiment dietètic, són necessàries per a millorar la tecnologia alimentària ...
Distinctive Traits for Drought and Salt Stress Tolerance in Melon (Cucumis melo L.)

Chevilly-Tena, Sergio; Dolz-Edo, Laura; Martínez-Sánchez, Gema; Morcillo, Luna; Vilagrosa, Alberto; López-Nicolás, José M.; Blanca Postigo, José Miguel; Yenush, Lynne; Mulet, José Miguel (Frontiers Media SA, 2021-11-04)

[EN] Melon (Cucumis melo L.) is a crop with important agronomic interest worldwide. Because of the increase of drought and salinity in many cultivation areas as a result of anthropogenic global warming, the obtention of ...
Efecto de elicitores y nano elicitores sobre la composición de aminoácidos de la variedad Manastrell

Fuentes Sánchez, María Angeles (Universitat Politècnica de València, 2021-04-01)

[ES] Tradicionalmente la fertilización nitrogenada se ha utilizado en las viñas con la finalidad de aumentar su rendimiento y vigor así como la composición de sus bayas. En los últimos años se han encontrado nuevos compuestos ...
Efecto de la relación proteína/energía del pienso sobre la retención energética y proteica durante el engorde en conejos seleccionados por velocidad de crecimiento

Cócera Frías, David (Universitat Politècnica de València, 2021-10-06)

[ES] Para redefinir las necesidades nutricionales de los conejos seleccionados por velocidad de crecimiento, necesitamos conocer como la ratio PD/ED puede afectar a la deposición de energía, proteína y aminoácidos en el ...
Effect of a biostimulant on bermudagrass fall color retention and spring green-up

De Luca, Verónica; Gómez De Barreda, Diego (MDPI, 2021-03)

[EN] Field research was conducted in 2017-2019 on "Princess 77" bermudagrass (Cynodon dactylon (L.) Pers.) to determine whether an amino acid based biostimulant program applied in the late season (October-November) and ...
Effect of Increasing the Methionine Level and Reducing the Threonine Level in the Diet of Fast-Growing Rabbits

Marín-García, Pablo Jesús; Ródenas Martínez, Luis; Martinez-Paredes, Eugenio; Moya, V.J.; Cambra López, María; Blas Ferrer, Enrique; Pascual Amorós, Juan José (MDPI AG, 2023-04-26)

[EN] The use of diets with optimal levels of amino acids in animal production will cause the animal's productive traits to be better, to have less contamination, etc. This work compares two diets: Diet MMM, with an amino ...
Effect of the harvest season on the chemical characteristics of the sugar beet pulp (Beta vulgaris) granulated. Technical note

Arce, O. N.; Alagón, G.; Ródenas Martínez, Luis; Martinez-Paredes, Eugenio; Moya, V.J.; Pascual Amorós, Juan José; Cervera Fras, Mª Concepción (2019)

[ES] Se caracterizó la composición química de pulpas de remolacha granuladas, procedentes del norte y sur de España, cosechadas en invierno y verano, respectivamente. La composición química y el contenido de ácidos ...
Effects of Eco-Organic Feed on Growth Performance, Biometric Indices, and Nutrient Retention of Gilthead Seabream (Sparus aurata)

Tefal, Eslam; Tomas-Vidal, A.; Martínez-Llorens, Silvia; Jauralde García, Ignacio; Peñaranda, D.S.; Jover Cerda, Miguel (MDPI AG, 2023-07)

[EN] This study examined how eco-organic feed affects the growth performance, nutrient efficiency, feed utilisation, and body composition of gilthead seabream. Six different diets were tested, including a control diet ...