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Evaluation of different chemical preservatives to control Zygosaccharomyces rouxii growth in high sugar culture media
Rojo, María Cecilia; Arroyo Lopez, Francisco Noe; Lerena, María Cecilia; Mercado, Laura Analia; Torres, Adriana Mabel; Combina, Mariana (Elsevier, 2015-04)Zygosaccharomyces rouxii is an osmophilic yeast responsible for a large amount of economic loss in high sugar food production. Statistical modelling techniques were used in the present study to assess the individual effects ... -
Evaluation of different nitrogen sources on growth and fermentation performance for enhancing ethanol production by wine yeasts
Rojo, Cecilia; Talia, Paola Mónica; Lerena, María Cecilia; Ponsone, María Lorena; Gonzalez, Magali Lucia Rosa; Becerra, Lucia Maribel; Mercado, Laura Analia; Martín-Arranz, Virginia; Rodriguez Gomez, Francisco; Arroyo Lopez, Francisco Noe; Combina, Mariana (Elsevier, 2023-12)The utilization of grape juice from low oenological value grape varieties for bioethanol production represent an alternative for diversification and value addition in viticulture. Optimizing Very High Gravity (VHG) ... -
Evolución de la diversidad de Saccharomyces cerevisiae en tres vendimias de uvas Malbec de Mendoza
Gonzalez, Magali Lucia Rosa; Chimeno, Selva Valeria; Sturm, Maria Elena; Lerena, María Cecilia; Rojo, Cecilia; Massera, Ariel Fernando; Combina, Mariana; Mercado, Laura Analia (Asociación Colombiana de Micología (ASCOLMIC), 2022-11-30)Malbec es la variedad emblemática de Argentina y la Zona Alta del Río Mendoza (ZARM) concentra el mayor volumen de su producción. Gracias al concepto de “terroir”, que dimensiona al vino con un sentido de pertenencia a su ... -
Growth response of Saccharomyces cerevisiae strains to stressors associated to the vine cycle
Gonzalez, Magali Lucia Rosa; Valero, Eva; Chimeno, Selva Valeria; Garrido Fernandez, Antonio; Rodriguez Gomez, Francisco; Rojo, Cecilia; Paolinelli, Marcos; Arroyo Lopez, Francisco Noe; Combina, Mariana; Mercado, Laura Analia (Elsevier, 2022-03-07)Saccharomyces cerevisiae isolates from grapes, soil, vine bark and buds collected at seven phenological stages of an annual growth cycle, were molecular typed by Microsatellite Multiplex PCR. Subsequently 30 S. cerevisiae ... -
Hacia una detección rápida de Brettanomyces bruxellensis en la industria vitivinícola: citometría de flujo y Fish como alternativas innovadoras
Sturm, Maria Elena; Luna, Ana Belen; Chimeno, Selva Valeria; Rojo, Cecilia; Mercado, Laura Analia; Combina, Mariana; Lerena, María Cecilia (Asociación Argentina de Microbiología (AAM), 2025-09) -
Hybridization and spore dissection of native wine yeasts for improvement of ethanol resistance and osmotolerance
Sanchez, Maria Laura; Chimeno, Selva Valeria; Mercado, Laura Analia; Ciklic, Ivan Francisco (Springer, 2022-09)Global warming has a significant impact on different viticultural parameters, including grape maturation. An increment of photosynthetic activity generates a rapid accumulation of sugars in the berry, followed by a dehydration ... -
Impact on Sensory and Aromatic Profile of Low Ethanol Malbec Wines Fermented by Sequential Culture of Hanseniaspora uvarum and Saccharomyces cerevisiae Native Yeasts
Mestre Furlani, Maria Victoria; Maturano, Yolanda Paola; Gallardo, Candelaria; Combina, Mariana; Mercado, Laura Analia; Toro, Maria Eugenia; Carrau, Francisco; Vazquez, Fabio; Dellacassa, Eduardo (MDPI, 2019-07)It is well known that high ethanol levels in wines adversely affect the perception of new wine consumers. Moreover, numerous issues, such as civil restrictions, health risk and trade barriers, are associated with high ... -
Incidence of osmophilic yeasts and Zygosaccharomyces rouxii during the production of concentrate grape juices
Torres Palazzolo, C.; Cuello, Raúl Andrés; Gonzalez, Magali Lucia Rosa; Guevara, Felipe; Ponsone, María Lorena; Mercado, Laura Analia; Martinez, Claudio; Combina, Mariana; Rojo, Maria Cecilia (2017)Zygosaccharomyces rouxii is the main spoilage yeast of grape juice concentrates. Detection and identification of Z. rouxii during the production of grape juice concentrate is critical to prevent spoilage in the final ... -
Influencia de diferentes fuentes de nitrógeno sobre el crecimiento y la fermentación de levaduras en mostos de uva
Rojo, Cecilia; Rodriguez Gomez, Francisco; Torres Palazzolo, Carolina Andrea; Ponsone, María Lorena; Massera, Ariel Fernando; Mercado, Laura Analia; Arroyo Lopez, Francisco Noe; Combina, Mariana (Ministro de Ciencia y Tecnología, Gobierno de la Provincia de Córdoba, 2022-11-11)En Argentina, la vitivinicultura representa un importante componente en las economías productivas de las provincias de Mendoza y San Juan. La obtención de bioetanol 1G a partir de uvas de bajo valor enológico podría aportar ... -
Inoculation strategies to improve persistence and implantation of commercial S. cerevisiae strains in red wines produced with prefermentative cold soak
Maturano, Yolanda Paola; Lerena, María Cecilia; Mestre, María Victoria; Casassa, Luis Federico; Toro, Maria Eugenia; Mercado, Laura Analia; Combina, Mariana (Elsevier, 2018)Prefermentative cold soak is a winemaking technique aimed at enhancing aroma and colour extraction in red wines. This study aimed at evaluating implantation and persistence rates of commercial active dry yeast strains (ADY) ... -
Levaduras autóctonas con potencial biotecnológico para la valorización del orujo de uva en procesos sostenibles de producción de bioetanol
Rojo, N.; Lerena, María Cecilia; Talia, Paola Mónica; Mon, Maria Laura; Mercado, Laura Analia; Combina, Mariana; Rojo, Cecilia (Asociación Argentina de Microbiología (AAM), 2025-09) -
Malolactic fermentation induced by Lactobacillus plantarum in Malbec wines from Argentina
Lerena, María Cecilia; Sari, Santiago Eduardo; Mercado, Laura Analia; Krieger-Weber, Sibylle; Combina, Mariana; Rojo, María Cristina (2016)The current market requirements to obtain wines with enhanced complexity and varietal character propose the finding of new microorganisms capable of driving the malolactic fermentation (MLF) and contributing to new and ... -
Microbiome in soils of Mendoza: microbial resources for the development of agroecological management in viticulture
Paolinelli, Marcos; Martinez, Laura Elizabeth; Garcia Lampasona, Sandra Claudia; Diaz-Quirós, Camilo; Belmonte, Marcelo; Ahumada, Gastón; Pirrone, Miguel A.; Farber, Marisa Diana; Escoriaza, Maria Georgina; Longone, Maria Valeria; Gonzalez, Magali Lucia Rosa; Lerena, María Cecilia; Combina, Mariana; Mercado, Laura Analia (Oeno One, 2023)Rhizosphere microorganisms are considered an extension of plants, representing critical actors involved in the promotion of plant nutrient intake from the surrounding environment. Consequently, a great focus is being made ... -
Optimization of fermentation-relevant factors: A strategy to reduce ethanol in red wine by sequential culture of native yeasts
Maturano, Yolanda Paola; Mestre Furlani, Maria Victoria; Kuchen, Benjamín; Toro, Maria Eugenia; Mercado, Laura Analia; Vazquez, Fabio; Combina, Mariana (2018-08-14)Current consumer preferences are determined by well-structured, full-bodied wines with a rich flavor and with reduced alcohol levels. One of the strategies for obtaining wines with reduced ethanol content is sequential ... -
Persistence and reservoirs of Saccharomyces cerevisiae biodiversity in different vineyard niches
Gonzalez, Magali Lucia Rosa; Sturm, Maria Elena; Lerena, Maria Cecilia; Rojo, Maria Cecilia; Chimeno, Selva Valeria; Combina, Mariana; Mercado, Laura Analia (Elsevier, 2019-09)Highlights: S. cerevisiae vineyard populations dynamically changed during grape growth cycle. Strains from ripe grapes showed highest diversity and distribution across vineyard. Buds in winter and bark from sprouting to ... -
Populations of Saccharomyces cerevisiae in Vineyards: Biodiversity and Persistence Associated with Terroir
González, Magalí Lucía; Chimeno, Selva Valeria; Sturm, Maria Elena; Becerra, Lucía Maribel; Lerena, María Cecilia; Rojo, María Cecilia; Combina, Mariana; Mercado, Laura Analia (MDPI, 2023-03)The origin terroir provides distinctive characteristics for wines, in relation to soil, climate, oenological practices, etc. Hence, the characterization of each wine region by multiple aspects wouldallow differentiation ... -
Prácticas agrosustentables en viñedo y su efecto en el microbioma del suelo
Paolinelli, Marcos; Martinez, Laura Elizabeth; Uliarte, Ernesto Martin; Garcia Lampasona, Sandra Claudia; Mercado, Laura Analia (INTA, 2023-11) -
Probabilistic model for the spoilage wine yeast Dekkera bruxellensis as a function of pH, ethanol and free SO2 using time as a dummy variable
Sturm, Maria Elena; Arroyo López, Francisco Noé; Garrido Fernandez, Antonio; Querol, Amparo; Mercado, Laura Analia; Ramírez, María Laura; Combina, Mariana (Elsevier, 2014-01-17)The present study uses a probabilistic model to determine the growth/no growth interfaces of the spoilage wine yeast Dekkera bruxellensis CH29 as a function of ethanol (10–15%, v/v), pH (3.4–4.0) and free SO2 (0–50 mg/l) ... -
Reduction of Zygosaccharomyces rouxii Population in Concentrated Grape Juices by Thermal Pasteurization and Hydrostatic High Pressure Processing
Rojo, María Cecilia; Cristiani, M.; Szerman, Natalia; Gonzalez, M.L.; Lerena, María Cecilia; Mercado, Laura Analia; Combina, Mariana (Springer, 2019-02)Zygosaccharomyces rouxii is the most frequent spoilage yeast species detected in concentrated grape juice. In order to reduce Z. rouxii populations and consequently extend the microbiological shelf life of this product, ... -
Selection of non-Saccharomyces yeasts to be used in grape musts with high alcoholic potential: A strategy to obtain wine with reduced etanol content
Mestre Furlani, Maria Victoria; Maturano, Yolanda Paola; Combina, Mariana; Mercado, Laura Analia; Toro, Maria Eugenia; Vazquez, Fabio (2017)Ethanol content of wine has increased over the last decades as consequence of searching phenolic maturity, requiring increased grape maturity. This may result in the production of wines with excessive alcohol levels ...