Browsing Articles publicats (Tecnologia dels Aliments) by Author "Alegre Vilas, Isabel"
Now showing items 1-16 of 16
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Aloe vera gel: An update on its use as a functional edible coating to preserve fruits and vegetables
Nicolau Lapeña, Iolanda; Colás Medà, Pilar; Alegre Vilas, Isabel; Aguiló-Aguayo, Ingrid; Muranyi, Peter; Viñas Almenar, Inmaculada (Elsevier, 2021)Aloe vera L. is a common succulent plant that has been used for centuries regarding their healing properties and health benefits. Nowadays, scientific investigations on its gel have gained more attention because of its ... -
An Enterobacteriaceae species isolated from apples controls foodborne pathogens on fresh-cut apples and peaches
Alegre Vilas, Isabel; Viñas Almenar, Inmaculada; Usall i Rodié, Josep; Anguera, Marina; Figge, Marian J.; Abadias i Sero, Mª Isabel (Elsevier, 2012)Currently, chlorine is the most widely used decontaminant in the minimally processed (MP) food industry. However, it does not achieve more than a 1–2 log reduction in bacterial populations. Efficient decontamination of MP ... -
Antagonistic effect of Pseudomonas graminis CPA-7 against foodborne pathogens in fresh-cut apples under simulated commercial conditions
Alegre Vilas, Isabel; Viñas Almenar, Inmaculada; Usall i Rodié, Josep; Abadias i Sero, Mª Isabel; Altisent Rosell, Rosa; Anguera, Marina (Elsevier, 2013)Recently, we reported that the application of the strain CPA-7 of Pseudomonas graminis, previously isolated from apple, could reduce the population of foodborne pathogens on minimally processed (MP) apples and peaches under ... -
Bacterial Spore inactivation in orange juice and orange peel by ultraviolet-C light
Colás Medà, Pilar; Nicolau Lapeña, Iolanda; Viñas Almenar, Inmaculada; Neggazi, Isma; Alegre Vilas, Isabel (2021-04-15)Spore-forming bacteria are a great concern for fruit juice processors as they can resist the thermal pasteurization and the high hydrostatic pressure treatments that fruit juices receive during their processing, thus ... -
Bioconservación frente a patógenos de transmisión alimentaria en frutas y hortalizas mínimamente procesadas
Alegre Vilas, Isabel; Abadias i Sero, Mª Isabel; Colás Medà, Pilar; Collazo Cordero, Cyrelys; Viñas Almenar, Inmaculada (Consejo Superior de Investigaciones Científicas (CSIC), 2020-03)El aumento en la producción y consumo de frutas y hortalizas mínimamente procesadas de los últimos años ha contribuido a incrementar las toxiinfecciones alimentarias asociadas al consumo de productos vegetales frescos. ... -
Changes in the quality and antioxidant properties of fresh-cut melontreated with the biopreservative culture Pseudomonas graminis CPA-7 during refrigerated storage
Plaza, Lucía; Altisent Rosell, Rosa; Alegre Vilas, Isabel; Viñas Almenar, Inmaculada; Abadias i Sero, Mª Isabel (Elsevier B.V., 2016)The strain CPA-7 of Pseudomonas graminis, isolated from apple by our group, was reported to reduce the population of foodborne pathogens in minimally processed fruit. The aim of this work was to investigate its effect on ... -
Comparative study of improved vs. traditional apple cultivars and their aptitude to be minimally processed as "ready to eat" apple wedges
Altisent Rosell, Rosa; Plaza, Lucía; Alegre Vilas, Isabel; Viñas Almenar, Inmaculada; Abadias i Sero, Mª Isabel (Elsevier, 2014)The development of fresh-cut apple products requires the reconsideration of cultivar selection because different characteristics are required compared with those characteristics for the fresh market. The aim of this work ... -
Control de patógenos de transmisión alimentaria en fresas congeladas y listas para el consumo
Viñas Almenar, Inmaculada; Valero, A.; Gimeno Añó, Vicente; López Fructuoso, Mª Luisa; Aguiló-Aguayo, Ingrid; Abadias i Sero, Mª Isabel; Alegre Vilas, Isabel; Colás Medà, Pilar; Bobo, Gloria; Lafarga, Tomás; Posada, G. D.; Vallesquino, P.; Cejudo, M.; Ortiz Solà, Jordi; Nicolau Lapeña, Iolanda; Pérez-Lavalle, L. (SPE3 s.l., 2020-03-11)Estrategias de mitigación de los problemas asociados a la presencia de patógenos de transmisión alimentaria para la mejora de la calidad e inocuidad en la obtención de fresas congeladas y listas para el consumo. -
Control of foodborne pathogens on fresh-cut fruit by a novel strain of Pseudomonas graminis
Alegre Vilas, Isabel; Viñas Almenar, Inmaculada; Usall i Rodié, Josep; Teixidó i Espasa, Neus; Figge, Marian J.; Abadias i Sero, Mª Isabel (Elsevier, 2013)The consumption of fresh-cut fruit has substantially risen over the last few years, leading to an increase in the number of outbreaks associated with fruit. Moreover, consumers are currently demanding wholesome, fresh-like, ... -
Development of a fresh-cut product based on pears and the subsequent evaluation of its shelf life under commercial conditions and after a cold chain break
Colás Medà, Pilar; Abadias i Sero, Mª Isabel; Altisent Rosell, Rosa; Alegre Vilas, Isabel; Plaza, Lucía; Gilabert, V.; Lacomba, R.; Viñas Almenar, Inmaculada (Science and Education Publishing, 2016)Processing of pears as a fresh-cut product could offer added value and introduce a product into the market that offers greater convenience and health benefits for consumers. Cultivar selection is one of the most important ... -
Effect of ripeness stage during processing on Listeria monocytogenes growth on fresh-cut "Conference" pears
Colás Medà, Pilar; Abadias i Sero, Mª Isabel; Alegre Vilas, Isabel; Usall i Rodié, Josep; Viñas Almenar, Inmaculada (Elsevier, 2015)There are several factors that affect the shelf life of fresh-cut fruit, including the cultivar, the ripeness stage of the fruit during processing and the fruit's storage atmosphere and temperature. The effect of fruit ... -
Inactivation of Escherichia coli, Salmonella enterica and Listeria monocytogenes on apple peel and apple juice by ultraviolet C light treatments with two irradiation devices
Nicolau Lapeña, Iolanda; Colás Medà, Pilar; Viñas Almenar, Inmaculada; Alegre Vilas, Isabel (Elsevier, 2022)Following the market trends, the consumption of fresh and cold-pressed juice in Europe is increasing. However, a primary concern – particularly in apple juice – is the related outbreaks caused by food-borne pathogens. One ... -
Pathogenic potential of the surviving Salmonella Enteritidis on strawberries after disinfection treatments based on ultraviolet-C light and peracetic acid
Ortiz Solà, Jordi; Colás Medà, Pilar; Nicolau Lapeña, Iolanda; Alegre Vilas, Isabel; Abadias i Sero, Mª Isabel; Viñas Almenar, Inmaculada (Elsevier, 2022-01-10)Fresh fruits, especially strawberries, are usually consumed raw without any step to ensure their food safety. Salmonella enterica is one of the most important etiologic agents for foodborne diseases throughout the world ... -
Potencial de la radiación ultravioleta para el control de podredumbres en postcosecha de frutas y hortalizas
Alegre Vilas, Isabel; Colás Medà, Pilar; Nicolau Lapeña, Iolanda; Viñas Almenar, Inmaculada (Phytoma-España, 2021-10)Se estima que más de un 20% de las frutas y hortalizas se desperdician antes de su consumo, siendo las podredumbres fúngicas una de las principales causas. El uso de la radiación ultravioleta puede ser una alternativa a ... -
Studies on the biocontrol mechanisms of Pseudomonas graminis strain CPA-7 against food-borne pathogens in vitro and on fresh-cut melon
Collazo Cordero, Cyrelys; Abadias i Sero, Mª Isabel; Aguiló-Aguayo, Ingrid; Alegre Vilas, Isabel; Chenoll, Empar; Viñas Almenar, Inmaculada (Elsevier, 2017)The present study was aimed at gaining insight into the mode of action of the antagonistic bacteria Pseudomonas graminis CPA-7, which has been previously identified as an effective biocontrol agent against Listeria ... -
The impact of a cold chain break on the survival of Salmonella enterica and Listeria monocytogenes on minimally processed ‘Conference’ pears during their shelf life
Colás Medà, Pilar; Viñas Almenar, Inmaculada; Alegre Vilas, Isabel; Abadias i Sero, Mª Isabel (Wiley, 2016)BACKGROUND: In recent years, improved detection methods and increased fresh-cut processing of produce have led to an increased number of outbreaks associated with fresh fruits and vegetables. During fruit and vegetable ...