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Mostrando ítems 223-242 de 419
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Evaluación del conocimiento de hortalizas en un grupo de adolescentes argentinos
(2020-09)Adoptar hábitos alimentarios saludables en etapas tempranas de la vida aumenta la probabilidad de que se mantengan en la edad adulta. En Argentina, la ingesta de hortalizas está por debajo del nivel recomendado. Múltiples ... -
Evaluación del efecto combinado de ácidos orgánicos y ultrasonido sobre la inactivación de Escherichia coli inoculado en hamburguesas de carne vacuna
(2019-11)Escherichia coli productor de toxina Shiga (STEC) es el agente causal de diarreas con o sin sangre y, en los casos más severos, Síndrome Urémico Hemolítico. La hamburguesa de carne vacuna ha sido descripta como uno de los ... -
Evaluación del efecto de los tratamientos de estrés térmicos aplicados en frutos cítricos para reducir daño por frío. Acumulación de proteínas de estr
(Facultad de Ciencias Exactas y Naturales, Universidad de Buenos Aires, 2007)Due to successful application of thermal treatments to prevent the development of CI in fruits and vegetables, the purpose of the present thesis was to characterize the effect of these treatments on the physiological and ... -
Evaluación del efecto del tratamiento con alta presión hidrostática y de la formulación sobre la inactivación de cepas nativas de STEC O157 en hamburguesas de carne bovina
(INTA, 2018)El mercado actual ofrece al consumidor distintas formulaciones de hamburguesas reflejadas en productos tradicionales o más saludables (reducidos en contenidos de grasa y cloruro de sodio). En este contexto, el objetivo ... -
Evaluación por pérdida de peso de la aplicación de un recubrimiento en huevos frescos de gallina
(Instituto de Tecnología de Alimentos, INTA, 2022-12)The quality characteristics of the egg are determined by the weight, shape, color of shell, shell strength and degree of cleanliness, as well as internal parameters directly related to the degree of freshness and aging of ... -
Evaluating the Impact of Post-Emergence Weed Control in Honeybee Colonies Located in Different Agricultural Surroundings
(MDPI, 2021-02)The honeybee Apis mellifera is exposed to agricultural intensification, which leads to an improved reliance upon pesticide use and the reduction of floral diversity. In the present study, we assess the changes in the colony ... -
Evaluation of Biochemical and Quality Attributes to Monitor the Application of Heat and Cold Treatments in Tomato Fruit (Lycopersicon Esculentum Mill.)
(2015-06)The study was accomplished to optimize the application of stress treatment to prevent chilling injury (CI) in tomatoes. Four treatments were evaluated: control, heat shock applied for 24 (HS24) and 48 h (HS48), and cold ... -
Evaluation of different bovine muscles to be applied in freeze-drying for instant meal. Study of physicochemical and senescence parameters
(2015-04)The aim of the present research was to evaluate bovine muscles to be subjected to freeze-drying for an instant meal. Physicochemical and senescence parameters were evaluated. The experimental part was divided into two ... -
Evaluation of PMA‐qPCR methodology to detect and quantify viable Shiga toxin‐producing Escherichia coli in beef burgers
(2021-02-06)Propidium monoazide (PMA) is a selective nucleic acid intercalating dye that can be combined with real‐time PCR (qPCR) in order to evaluate cell viability in food samples. The aim of the present work was to evaluate PMA‐qPCR ... -
Evolución de la aptitud forrajera en híbridos de maíz (Zea mays L.): su relación con la producción de etanol
(Asociación de Ingenieros Agrónomos de la Zona Norte de la Provincia de Buenos Aires (AIANBA), 2018-08)Existe una estrecha relación entre la calidad del maíz forrajero y la producción de etanol. Los ensayos de calidad de los forrajes utilizados en la alimentación de los rumiantes podrían utilizarse como indicadores de la ... -
Evolución de la aptitud forrajera en híbridos de maíz: su relación con la producción de etanol
(Facultad de Ciencias Agrarias, Universidad Nacional de Lomas de Zamora, 2018)En Argentina, en los últimos años se incrementó la superficie sembrada de maíz, actualmente alcanza los 6,9 millones de hectáreas (Ministerio de Agroindustria), aumentando exponencialmente a partir de la campaña 2011/12, ... -
Experimental study of dehydration processes of raspberries (Rubus Idaeus) with microwave and solar drying
(2018-05-14)The aim of the present study was to evaluate the effect of solar and microwave drying on raspberries (Rubus Idaeus) cv. Heritage. The efficiency of drying was evaluated in terms of weight reduction in function of the time. ... -
Fabricación y calibración de piranómetros de diseño propio
(Asociación Argentina de Agrometeorología, 2020-11)La irradiancia solar total (longitud de onda entre 300-3000 nanómetros) a nivel de la superficie terrestre, es la fuente de energía para el proceso fotosintético de las plantas (Denegri, et. al., 2009). Sin embargo, es muy ... -
Factores productivos y su relación con el bienestar animal en bovinos de carne. Estudio del estrés térmico, la raza y la categoría
(Facultad de Ciencias Veterinarias, Universidad de Buenos Aires, 2023-08)There are multiple aspects that affect animal welfare in production systems including environmental factors and those related to management conditions. Regarding the latter and considering that one of the goals of the ... -
Fatty acid composition and oxidative stability of breast meat from broiler chickens supplemented with Moringa oleifera leaf meal over a period of refrigeration
(2014-01)Effects of diets supplemented with or without Moringa oleifera leaf meal (MOLM) on fatty acid (FA) composition and oxidative stability of broiler breast meat during refrigerated storage was determined. Dietary treatments ... -
Fatty acid profile and meat quality of young bulls fed ground soybean or ground cottonseed and vitamin E
(2015-02)The objective of this study was to evaluate the fatty acid profile and qualitative characteristics of meat from feedlot young bulls fed ground soybean or ground cottonseed, with or without supplementation of vitamin E. A ... -
Feeding strategies and ageing time alter calpain system proteins activities and meat quality of Braford steers
(Asian-Australasian Association of Animal Production Societies, 2022)Objective: The aim of this study was to evaluate the effect of ageing and feeding strategies on the calpain protease system and meat quality traits in Braford steers. Methods: Thirty Braford steers were employed; 15 ... -
Flour from Prosopis alba cotyledons: a natural source of nutrient and bioactive phytochemicals
(2016-10-01)The Prosopis alba seed is a waste material in the process to produce pod flour. To suggest a potential use of these seeds it is necessary to determine the nutritional, phytochemical and functional quality of cotyledon flour ... -
Fluoxetine potentiation of Omega-3 fatty acid antidepressant effect: evaluating pharmacokinetic and brain fatty acid-related aspects in rodents
(2014-10)We previously reported that combined fluoxetine administration at antidepressant doses renders additive antidepressant effects, whereas non-antidepressant doses potentiate the omega-3 fatty acid antidepressant effect. In ... -
Frequency, characterization and genotypic analysis of Shiga toxin-producing Escherichia coli in beef slaughterhouses of Argentina = Frecuencia, caracterización y análisis genotípico de Escherichia coli productor de toxina Shiga en frigoríficos de carne bovina de Argentina
(2018-06-22)The objectives of this study were: (1) to estimate STEC frequency in hide and carcass samples taken from beef slaughterhouses supplying the domestic market in Argentina, (2) to establish the pheno-genotypic characteristics ...