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María ViñasCoordinadora del Laboratorio de Micotoxinas
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Formación Profesional
Education
- 2014-2018: Dr. sc.agr. (Magna cum laude) Estudios de Doctorado en Fitopatología Molecular y Micotoxinas. Universität Göttingen. Alemania.
- 2008-2011: M.Sc. (hon.) Maestría Académica en Ciencias Agrícolas y Recursos Naturales con Énfasis en Biotecnología. Universidad de Costa Rica.
- 2003-2007: B.Sc. Bachillerato en Agronomía. Universidad de Costa Rica.
Publicaciones
2026
- Jiménez-Gutiérrez M, Molina-Valverde R, Güell-González M, Irías-Mata A, Esquivel P, Viñas M. (2026) Anti-fungal potential of extracts from coffee husks against two mycotoxigenic fungi. Mycotoxin Research 42:1. https://doi.org/10.1007/s12550-025-00613-1
- Bogantes-Ledezma D, Irías-Mata A, Viñas M. (2026) Multimycotoxin analysis in grains by UHPLC-MS/MS. In: Navarro Simarro P (ed) Fungi. Methods and Protocols in Food Science. Humana, New York, NY. https://doi.org/10.1007/978-1-0716-4989-3_8
2025
- Wu-Wu JWF, Barboza N, Villalta-Romero F, Viñas M. (2025) Antagonistic potential of agro-industrial byproduct–derived lactic acid bacteria against mycotoxigenic Aspergillus flavus and Fusarium verticillioides. International Journal of Microbiology 2025:9002943 (13 pp). https://doi.org/10.1155/ijm/9002943
- Jiménez-Gutiérrez M, Camacho-Marín S, Muñoz-González A, Viñas M, Irías-Mata A, Esquivel P. (2025) Bioactive compounds profile and extraction yields in coffee (Coffea arabica L.) by-products: a comparative analysis using ethanol, methanol and acetone. Pure and Applied Chemistry. https://doi.org/10.1515/pac-2024-0318
- Gómez-Pérez K, Sánchez-Murillo S, Sandí-Bolaños C, Chegnimonhan M, Jiménez VM, Viñas M, Irías-Mata A. (2025) (Poly)phenol-rich extracts from six tropical fruits: antifungal and antimycotoxin activity against Fusarium verticillioides. Pure and Applied Chemistry. https://doi.org/10.1515/pac-2024-0303
- Viñas M, Karlovsky P. (2025) A comprehensive review of hypotheses about the biological function of zearalenone, and a new hypothesis for the function of resorcylic and dihydroxyphenylacetic macrolactones in fungi. Toxins 17(5): 226. https://doi.org/10.3390/toxins17050226
- Viñas M, Gómez-Zeledón J, Acuña-Gutiérrez C, Jiménez VM. (2025) Protoplast isolation from different explant sources in pitahaya (Selenicereus costaricensis, Cactaceae): insights from roots, callus, and shoot tissues. Plant Cell, Tissue and Organ Culture 161: 17. https://doi.org/10.1007/s11240-025-03042-1
- Vinas M, Irías-Mata A, Chacón-Ordoñez T, Quesada-Grosso R, Arce-Villalobos K, Holst-Sanjuán A, Quesada-Román I, Sandi-Bolaños C. (2025). Polyphenols from common beans (Phaseolus vulgaris L.) with antimycotoxigenic potential against fumonisin B₁. ACS Food Science & Technology 5: 537–544. https://doi.org/10.1021/acsfoodscitech.4c00640
- León-Cortés D, Arce-Villalobos K, Bogantes-Ledezma D, Irías-Mata A, Chaves-Barrantes N, Vinas M. (2025). Anti-aflatoxin potential of phenolic compounds from common beans (Phaseolus vulgaris L.). Food Chemistry 469: 142597. https://doi.org/10.1016/j.foodchem.2024.142597
2024
- Sánchez-Zúñiga, K., Rivera-Méndez, W., Campos-Boza, S., Araya-Valverde, E., Solano-Campos, F., Viñas, M. (2024) Factors influencing fumonisin B1 contamination in maize: insights from two production regions in Costa Rica. Mycotoxin Research (2024). https://doi.org/10.1007/s12550-024-00551-4
2023
- Vega-Fernández L, Quesada-Grosso R, Viñas M, Irías-Mata A, Montes de Oca-Vásquez G, Vega-Baudrit J, Jiménez VM (2023) Current applications and future perspectives of nanotechnology for the preservation and enhancement of grain and seed traits. In: Bachheti RK, Bachheti A, Huseh A (eds.) Nanomaterials for Environmental and Agricultural Sectors. Springer, pp. 191-220
2022
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Víquez-Zamora C, Castro-Pacheco S, Viñas M, Bolaños-Villegas P (2022) Diversity in mitotic DNA repair efficiencies between commercial inbred maize lines and native Central American purple landraces. CABI Agriculture and Bioscience 3, 68
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Campos-Boza S, Vinas M, Solórzano-Cascante P, Holst A, Steinmacher DA, Guerra MP, Jiménez VM (2022) Somatic embryogenesis and plant regeneration from transverse thin cell layers of adult peach palm (Bactris gasipaes) lateral offshoots. Frontiers in Plant Science 13: 995307
- Viñas M, Jiménez VM, Barboza-Barquero L (2022) 50 aniversario del Centro para Investigaciones en Granos y Semillas (CIGRAS): Historia y aportes en investigación, docencia y acción social. Agronomía Mesoamericana 33, 52364
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Carranza-Mesén F, Blanco-Meneses M, Granados-Montero MM, Viñas M (2022) Especies de Aspergillus asociadas a granos de maní (Arachis hypogaea L.) y frijol común (Phaseolus vulgaris L.) cultivados en Costa Rica. Agronomía Mesoamericana 33: 50810
2021
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Mora-Guido AZ, Blanco-Meneses M, Granados-Montero MM, Viñas-Meneses M (2021) Identificación de Fusarium en granos de frijol negro (Phaseolus vulgaris L.) en Costa Rica. Agronomía Costarricense 45: 57-69
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Andargie M, Vinas M, Rathgeb A, Möller E, Karlovsky P (2021) Lignans of sesame (Sesamum indicum L.): A comprehensive review. Molecules 26: 883
2020
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Esquivel P, Viñas M, Steingass CB, Gruschwitz M, Guevara E, Carle, R, Schweiggert RM, Jiménez VM (2020) Coffee (Coffea arabica L.) by-products as a source of carotenoids and phenolic compounds – evaluation of varieties with different peel color. Frontiers in Sustainable Food Systems 4: 590597
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Schiwek S, Beule L, Vinas M, Pfordt A, von Tiedemann A, Karlovsky P (2020) High-resolution melting (HRM) curve assay for the identification of eight Fusarium species causing ear rot in maize. Pathogens 9: 270
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Vinas M, Mendez JC, Jiménez VM (2020) Effect of foliar applications of phosphites on growth, nutritional status and defense responses in tomato plants. Scientia Horticulturae 265: 109200
2019
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Xu Y, Vinas M, Alsarrag A, Su L, Pfohl K, Rohlfs M, Schäfer W, Chen W, Karlovsky P (2019) Bis-naphthopyrone pigments protect filamentous ascomycetes from a wide range of predators. Nature Communications 10: 3579.
2016
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Viñas M, Jiménez VM (2016) Occurrence and characterization of calcium oxalate crystals in stems and fruits of Hylocereus costaricensis and Selenicereus megalanthus (Cactaceae: Hylocereeae). Micron 89: 21-27
2012
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Viñas M, Fernández-Brenes M, Azofeifa A, Jiménez VM (2012) In vitro propagation of purple pitahaya (Hylocereus costaricensis [F.A.C.Weber] Britton & Rose) cv. Cebra. In Vitro Cellular and Developmental Biology – Plant 48: 469-477
2011
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Viñas M, Jiménez VM (2011) Factores que influyen en la embriogénesis somática in vitro de palmas (Arecaceae). Revista Colombiana de Biotecnología 13: 229-242


