Results 1 to 10 of about 2,170 (158)

Gross Antioxidant Capacity and Anti-Inflammatory Potential of Flavonol Oxidation Products: A Combined Experimental and Theoretical Study [PDF]

Antioxidants
This study evaluated the antioxidant capacity of the oxidation products of three flavonols using oxygen radical absorbance capacity—fluorescein assay (ORAC-FL), oxygen radical absorbance capacity—pyrogallol red assay (ORAC-PGR), and the cellular ...
Karen Acosta-Quiroga, Esteban Rocha-Valderrama, Matías Zúñiga-Bustos, Raúl Mera-Adasme, Gustavo Cabrera-Barjas, Claudio Olea-Azar, Mauricio Moncada-Basualto   +6 more
doaj   +2 more sources

Estudio de los componentes antioxidantes y actividad antioxidante en tomates

Ciencia, Docencia y Tecnología, 2007
El objetivo de este estudio fue investigar la concentración de los componentes antioxidantes presentes en el tomate y la actividad antioxidante total durante su crecimiento, almacenamiento, maduración y comercialización.
Luz M. Zapata, Liliana Gerard, Cristina Davies, María del C. Schvab   +3 more
doaj   +1 more source

Jabuticaba [Plinia trunciflora (O. Berg) Kausel] Protects Liver of Diabetic Rats Against Mitochondrial Dysfunction and Oxidative Stress Through the Modulation of SIRT3 Expression

Frontiers in Physiology, 2021
Complications generated by hyperglycemia present in diabetes mellitus (DM) have been constantly related to oxidative stress and dysfunction in the mitochondrial electron transport chain (ETC).
Caroline Calloni, Luana Soares Martínez, Daniela Franciele Gil, Douglas Machado da Silva, Matheus Parmegiani Jahn, Mirian Salvador   +5 more
doaj   +1 more source

Nivel de conocimiento de antioxidantes y su relación con el estilo de vida

Memorias del Instituto de Investigaciones en Ciencias de la Salud, 2023
El presente estudio tiene por objetivo determinar el nivel de conocimiento respecto a los antioxidantes y su relación con el estilo de vida. Estudio descriptivo, de corte transversal con la participación de 392 pobladores de la ciudad de Trujillo, que ...
Miriam Elizabeth Gutiérrez-Ramos, Lennin Roswell Rodriguez-Saavedra, Pedro Marcelo Alva-Plasencia, Francisco Moisés Abanto-Zamora, Luis Alberto Chávez-Abanto, Segundo Francisco Saavedra-Suárez   +5 more
doaj   +1 more source

Avaliação de antioxidantes sobre a estabilidade oxidativa e perfil de ácidos graxos do óleo de vísceras de aves utilizado na indústria pet food

Semina: Ciências Agrárias, 2021
Objetivou-se com essa pesquisa avaliar o uso de antioxidantes sobre a estabilidade oxidativa de óleo de vísceras de aves utilizado na indústria pet food.
Carlos Magno da Rocha Junior, Antônio Gilberto Bertechini, Alexandre de Oliveira Teixeira, Leonardo Marmo Moreira, Carla Regina Guimarães Brighenti, Cristina Maria Lima Sá-Fortes, Cleiton Antônio Nunes, Anderson Corassa   +7 more
doaj   +1 more source

Capacidade antioxidante de frutas [PDF]

Revista Brasileira de Ciências Farmacêuticas, 2008
Aqueous and acetone extracts from 15 fruits have been screened for antioxidant activity using DPPH method and s-carotene/linoleic acid model. All fruits studied showed antioxidant activity, but in different extent. Acerola, cashew-apple, papaya "formosa", papaya "solo", orange and guava showed the higher antioxidant activity (>;70%) in DPPH method ...
Melo, Enayde de Almeida, Maciel, Maria Inês Sucupira, Lima, Vera Lúcia Arroxelas Galvão de, Nascimento, Rosilda Josefa do   +3 more
openaire   +3 more sources

Synthesis of structured triacylglycerols containing medium-chain and long-chain fatty acids by interesterification with a stereoespecific lipase from Mucor miehei.

Grasas y Aceites, 1999
The preparation of structured triacylglycerols sn-1, sn-3 dilauryl, sn-2 eicosapentaenoyl glycerol and sn-1, sn-3 dilauryl, sn-2 docosahexaenoyl glycerol by enzymatic interesterification under restricted water availability is described.
Susana Nieto, Julio Sanhueza, Alfonso Valenzuela   +2 more
doaj   +1 more source

Natural antioxidants in functional foods: from food safety to health benefits

Grasas y Aceites, 2003
Oxygen is essential for metabolism but it may be highly damaging for both organisms and foods unless properly controlled. Among uncontrolled detrimental processes lipid oxidation (or oxidative rancidity) is one of the most relevant.
Alfonso Valenzuela B, Julio Sanhueza, Susana Nieto   +2 more
doaj   +1 more source

Licopeno como agente antioxidante [PDF]

Revista de Nutrição, 2004
Este trabalho constitui uma revisão de dados científicos sobre o consumo de licopeno e sua ação como fator antioxidante. O licopeno é considerado o carotenóide que possui a maior capacidade seqüestrante do oxigênio singlete. Radicais livres agem continuamente no organismo, podendo desencadear danos celulares e serem os responsáveis pelo desenvolvimento
Shami, Najua Juma Ismail Esh, Moreira, Emília Addison Machado   +1 more
openaire   +3 more sources

Supplementing female rats with DHA-lysophosphatidylcholine increases docosahexaenoic acid and acetylcholine contents in the brain and improves the memory and learning capabilities of the pups.

Grasas y Aceites, 2010
Docosahexaenoic acid (DHA) is supplied to the foetus and newborn through the mother from their own reserves and their diet. No consensus about the best form to supplement DHA has been established.
A. Valenzuela, S. Nieto, J. Sanhueza, N. Morgado, I. Rojas, P. Zañartu   +5 more
doaj   +1 more source