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Analytical methods for bioactive sulfur compounds in Allium: An integrated review and future directions
Ramirez, Daniela Andrea; Locatelli, Daniela Ana; Gonzalez, Roxana Elizabeth; Cavagnaro, Pablo; Camargo, Alejandra Beatriz (2017)Plant organosulfur compounds represent one of the main groups of phytochemicals that evidence an ample spectrum of biological activities. There are two major sources of sulfur-containing compounds in plant foods; Allium ... -
Análisis de metabolitos secundarios involucrados en la agresividad de cepas de Fusarium spp. en cebolla (Allium cepa L.)
Bazterra, Delfina; Gonzalez, Roxana Elizabeth; Pontin, Mariela Ana; Quintas, Pamela Y.; Valdez, Jorge Gustavo; Caligiore Gei, Pablo Fernando (Asociación Argentina de Fitopatólogos (AAF), 2024-09)La podredumbre basal causada por F. oxysporum f. sp. cepae y Fusarium spp. es una de las enfermedades más importantes del cultivo de cebolla. Varios estudios han evidenciado variación en la virulencia entre cepas de Fusarium ... -
Bioactive compounds in vegetables, Is there consistency in the published information? A systematic review
Soto Vargas, Verónica Carolina; Gonzalez, Roxana Elizabeth; Galmarini, Claudio Romulo (Taylor and Francis, 2021)Nutritional research has provided a lot of evidence about the health benefits of vegetables. The aim of this review is to analyse factors, such as the genotype, the environment where plants are grown, cultural practices, ... -
Compuestos fenólicos y actividad antioxidante de diferentes genotipos de lechuga = Phenolic compounds and antioxidant activity of different lettuce genotypes
Gonzalez, Roxana Elizabeth; Soto Vargas, Verónica Carolina; Lanza Volpe, Melisa (Foro de la Alimentación, la Nutrición y la Salud, 2021)La horticultura argentina es una actividad de relevancia como productora de alimentos indispensables en la dieta y motor de economías regionales. La lechuga (Lactuca sativa L.) ocupa el cuarto lugar entre las principales ... -
Correlation Analysis Among the Chemical Composition and Cytotoxic and Antioxidative Activities of a Tessaria absinthioides Decoction for Endorsing Its Potential Application in Oncology
Pascual, Lourdes Inés; Luna, Lorena Celina; Gonzalez, Roxana Elizabeth; Ortiz, Javier Esteban; Gomez Gomez, Luciano; Donadel, Osvaldo Juan; Hapon, María Belén; Feresin, Gabriela Egly; Gamarra Luques, Carlos Diego (MDPI, 2024-11)Historically, botanical preparations have been used to improve human health. Their active ingredients are influenced by multiple factors such as intraspecies variations, environmental conditions, collection time and methods, ... -
Differential and Cultivar-Dependent Antioxidant Response of Whole and Fresh-Cut Carrots of Different Root Colors to Postharvest UV-C Radiation
Valerga, Lucia; Gonzalez, Roxana Elizabeth; Perez, María Belén; Concellón, Analía; Cavagnaro, Pablo (MDPI, 2023-03)Fresh-cut produce have become widely popular, increasing vegetable consumption in many parts of the word. However, they are more perishable than unprocessed fresh vegetables, requiring cold storage to preserve their quality ... -
Direct determination of tyrosine and tryptophane enantiomers in pumpkin (Cucurbita moschata) by HPLC-UV/Vis: Effect of cooking treatment on enantiomers profile
Botella, María Belén; Gonzalez, Roxana Elizabeth; Minguillón, Cristina; Della Gaspera, Pedro; Wuilloud, Rodolfo G.; Quintas, Pamela Y. (Elsevier, 2023-09)An analytical method to determine the content of tryptophan (Trp) and tyrosine (Tyr) enantiomers in pumpkin (Cucurbita moschata) is developed and validated. The method consists of a sample preparation procedure with a ... -
Garlic (Allium sativum L.) inhibitory effect on platelet activity induced by different agonists
Gonzalez, Roxana Elizabeth; Soto Vargas, Verónica Carolina; Sance, María Mirta; Galmarini, Claudio Romulo (Facultad de Ciencias Agrarias, Universidad Nacional de Cuyo, 2021-06)Platelets are essential elements of human blood. In addition to their normal role, platelets are involved in causing myocardial infarction, stroke and other thrombotic disorders. Platelet activation in vivo, probably ... -
Is the Nectar Sugar Content the Key to Improving Onion and Bunching Onion Seed Yield?
Soto Vargas, Verónica Carolina; Gonzalez, Roxana Elizabeth; Caselles, Cristian A.; Galmarini, Claudio Romulo (MDPI, 2023-06)Bunching onion as well as onion show great variability in seed yield among cultivars. Understanding the role of floral rewards and attractants to pollinator species is crucial to improving crop seed yield. Nectar sugar ... -
Organosulfur and phenolic content of garlic (Allium sativum L.) and onion (Allium cepa L.) and its relationship with antioxidant activity
Soto Vargas, Verónica Carolina; Gonzalez, Roxana Elizabeth; Sance, Maria Marta; Galmarini, Claudio Romulo (2016)Garlic and onion have a role in decreasing risks of chronic diseases due to their antioxidant activity. These biological effects have been attributed in part to organosulfur and flavonoid compounds present in Allium. The ... -
Physicochemical properties, degradation kinetics, and antioxidant capacity of aqueous anthocyanin-based extracts from purple carrots compared to synthetic and natural food colorants
Perez, María Belén; Da Peña Hamparsomian, María J.; Gonzalez, Roxana Elizabeth; Denoya, Gabriela Inés; Dominguez, Deolindo Luis Esteban; Barboza Rojas, Karina; Iorizzo, Massimo; Simon, Philipp W.; Vaudagna, Sergio Ramon; Cavagnaro, Pablo (Elsevier, 2022-04)As a mans to evaluate the potential of carrot anthocyanins as food colorants and nutraceutical agents, we investigated the physicochemical stability and antioxidant capacity of purple carrot extracts under different pH ... -
Quality evaluation and discrimination of flavouring process of garlic-flavoured vegetable oils
Gonzalez, Roxana Elizabeth; Vidoni, María Natalia; Locatelli, Daniela Ana; Camargo, Alejandra Beatriz (2017)In this study, the effects of two garlic-flavouring processes on quality parameters and the organosulphur compound profile were investigated. The results showed that the addition of fresh garlic increased acidity ... -
Relaciones de picor entre cultivares argentinos de ajo
Gonzalez, Roxana Elizabeth; Burba, Jose Luis (Estación Experimental Agropecuaria La Consulta, INTA, 2021-10-20)El término pungencia según la Real Academia Española de la Lengua (RAE), no guarda relación con el utilizado en algunos ámbitos agronómicos o gastronómicos. Se trata de la mala traducción del inglés pungency. Pungente, en ... -
Separación y cuantificación de micotoxinas producidas por Fusarium spp. mediante UHPLC-DAD
Maldonado, Florencia N.; Gonzalez, Roxana Elizabeth; Bazterra, Delfina; Caligiore Gei, Pablo Fernando; Quintas, Pamela Y. (Universidad Nacional de San Juan, 2023-09)La cebolla (Allium cepa L.) es una de las principales hortalizas cultivadas a nivel mundial1. En Argentina, el cultivo presenta un enorme potencial exportador2, que es amenazado por diversos problemas sanitarios, principalmente ... -
State-of-the-art extraction and separation of enantiomers through the application of alternative solvents
Quintas, Pamela Y.; Fiorentini, Emiliano F.; Llaver, Mauricio; Gonzalez, Roxana Elizabeth; Wuilloud, Rodolfo G. (Elsevier, 2022-07)Enantiomeric separation is an increasing research area, as well as the application of alternative solvents replacing classic volatile, flammable and toxic organic solvents. Among these novel solvents, chiral ionic liquids ...