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A cupric reducing antioxidant capacity assay coupled to thin‑layer chromatography
(Springer Nature, 2024-01)The use of natural antioxidant extracts in food processing is a growing trend, aligning with increasing ecological awareness and meeting consumer demands for safe, high-quality food products. Plants play a significant role ... -
A simple thin-layer chromatography autography for the detection of peroxidase inhibitors
(Springer Nature, 2024-02)Thin layer chromatography bioautographic assays facilitate the acquisition of activity-profile chromatograms and assist in pinpointing active constituents within complex mixtures by observing the inhibition halos they ... -
Actividad antioxidante en infusiones elaboradas con té negro y pétalos de rosa
(Asociación Argentina de Tecnólogos Alimentarios - AATA, 2020)Los pétalos de rosa se utilizan desde tiempos remotos para elaborar infusiones, mermeladas, ensaladas, sopas, postres y bebidas. En los últimos años se ha revalorizado su utilización en alimentos debido a su elevado contenido ... -
Actividad antioxidante y polifenoles totales en dos cultivares de batata (Ipomoea batata L.), fresca y procesada como dulce
(2012)El objetivo de este trabajo fue estudiar y comparar el contenido de polifenoles totales (PF) y la actividad antioxidante (AA) en piel y pulpa de dos cultivares de batata (Beauregard y Colorado INTA) y evaluar el porcentaje ... -
Aislamiento y elucidación estructural de inhibidores de polifenol oxidasa de manzana : estudio de capacidad antioxidante en extractos de Dipsacus fullonum L.
(Asociación Argentina de Tecnólogos Alimentarios, 2023-10)Los inhibidores de origen natural de las enzimas involucradas en el pardeamiento de frutas o verduras son un campo de estudio muy activo. Las autografías enzimáticas han demostrado ser una herramienta útil para detectar ... -
An optimized purple corn cob extract as an ingredient for the development of maize-based extrudates with novel characteristics
(Elsevier, 2023-11)Purple corn cobs (PCC) are normally discarded although containing valuable components of potential application in the development of foods and ingredients. Optimum extraction conditions for PCC bioactive compounds were ... -
Anti-inflammatory and antioxidant activities, functional properties and mutagenicity studies of protein and protein hydrolysate obtained from Prosopis alba seed flour
(2014-10)Prosopis species are considered multipurpose trees and shrubs by FAO and their fruit constitute a food source for humans and animals. According to the “Código Alimentario Argentino”, “algarrobo flour” is produced by grinding ... -
Antioxidant characterization of new dietary fiber concentrates from papaya pulp and peel (Carica papaya L.)
(2016)Residues of papaya pulp and peel were used to produce dietary fiber concentrates (DFCs) by treatment with ethanol and microwave drying. The fiber showed antioxidant capacity. Phenolics, carotenoids and ascorbic acid were ... -
Antioxidant effect of lemon balm (Melissa officinalis) and mate tea (Ilex paraguensys) on quality, lipid peroxidation and DNA oxidation of cryopreserved boar epididymal spermatozoa
(Wiley, 2015-11)In this study, we investigated the protective ability of the addition of two antioxidant herb extracts, mate tea and lemon balm, on boar epididymal frozen–thawed spermatozoa quality. Testes from mature boars were collected ... -
Antioxidant pectin enriched fractions obtained from discarded carrots (Daucus carota L.) by ultrasound-enzyme assisted extraction
(2019-03-19)Carrot residues were upgraded as pectin-enriched fractions (PEFs) useful for functional food formulation due to co-extracted antioxidants (α- and β-carotenes, lutein, α-tocopherol), and gelling effect. High power ultrasound ... -
Antioxidant pectins from eggplant (Solanum melongena) fruit exocarp, calyx and flesh isolated through high-power ultrasound and sodium carbonate
(Elsevier, 2023-06)Dried and milled eggplant fruit peel and calyces (PC) and mesocarp, placenta and core (Mes) were utilized as natural sources of valuable chemicals. Pectins were extracted with 0.1 M Na2CO3 (1 h; 23 °C). A high-power ... -
Antioxidant status and odour profile in milk from silage or lucerne-fed cows
(Dairy Industry Association of Australia, 2010-04)In order to determine the effect feeding differences on natural antioxidant vitamin delivery, two contrasting diets, lucerne (ALF) and sorghum silage (SS), were analysed. Diets showed different profiles for fat-soluble ... -
Antioxidant status, lipid and color stability of aged beef from grazing steers supplemented with corn grain and increasing levels of flaxseed
(2016-01)Angus steers were grazed on unsupplemented pasture (CNTRL), pasture supplemented with 0.7% BW cracked corn (FLAX-0), FLAX-0 with 0.125% and 0.250% BW of whole flaxseed (FLAX-1 and FLAX-2). Six steers were grazed per treatment ... -
Aplicación de antioxidantes naturales procedentes de especies nativas del chaco semiárido en la preservación de carne refrigerada de pequeños rumiantes
(Facultad de Agronomía y Agroindustrias, Universidad Nacional de Santiago del Estero, 2021)Los principales objetivos de este trabajo fueron evaluar las propiedades bioactivas de hojas de Prosopis alba (AB), Acacia aroma (T) y Zizhipus mistol (M) para utilizarse como conservantes; analizar el efecto de sistemas ... -
Aplicación de shock térmico con aire caliente para aumentar el contenido de antioxidantes en duraznos mínimamente procesados.
(Asociación de Ingenieros Alimentarios del Uruguay, 2020-11)Resumen: Los compuestos antioxidantes presentes en las frutas están asociados con beneficios a la salud de sus consumidores. La aplicación de aire moderadamente caliente puede aumentar el contenido de antioxidantes de ... -
Aprovechamiento de la cáscara de nuez pecan para la generación de valor agregado y contribución a la sostenibilidad ambiental de la industria alimentaria argentina
(Red Iberoamericana de Investigadores de la AUIP, 2022)La industria alimentaria en Argentina genera enormes cantidades de productos alimenticios y subproductos de desecho que suelen ser desaprovechados pese al uso potencial que se podría generar con su transformación. Teniendo ... -
Aumento de actividad antioxidante a bebidas comerciales por el agregado de extractos de especies silvestres obtenidas por asistencia enzimática
(Universidad Nacional de Santiago del Estero, Facultad de Agronomía y Agroindustrias, 2022-04)Solidago chilensis (SC) y Dipsacus fullonum (DF) son especies vegetales que crecen en la región noroeste de la provincia de Buenos Aires y han sido utilizadas como medicinas por culturas ancestrales. La extracción asistida ... -
Bioactive compound profiling of olive fruit: the contribution of genotype
(MDPI, 2022-04)The health, therapeutic, and organoleptic characteristics of olive oil depend on functional bioactive compounds, such as phenols, tocopherols, squalene, and sterols. Genotype plays a key role in the diversity and concentration ... -
Biological evaluation of Valeriana extracts from Argentina with potent cholinesterase inhibition for the treatment of neurodegenerative disorders and their comorbidities the case of Valeriana carnosa Sm. (Caprifoliaceae) studied in mice
(MDPI, 2023-01-01)Alzheimer’s disease (AD) is a neurodegenerative disorder whose pathophysiology in cludes the abnormal accumulation of proteins (e.g., β-amyloid), oxidative stress, and alterations in neurotransmitter levels, mainly ... -
Biostimulants as forest protection agents: Do these products have an effect against abiotic stress on a forest native species? Aspects to elucidate their action mechanisms
(Elsevier, 2022-10)Projections of climatic change pose a challenging scenario for the management and adaptation of ecosystems. It is expected that forests around the world will be exposed to severe stress conditions such as imposed for ...