Evaluation of postharvest calcium treatment and biopreservation with Lactobacillus rhamnosus GG on the quality of fresh-cut ‘Conference’ pears
Visualitza/Obre
Autor/a
Zudaire, Lorena
Viñas, Inmaculada
Plaza, Lucía
Iglesias, María Belén
Aguiló‐Aguayo, Ingrid
Data de publicació
2018-03-25ISSN
0022-5142
Resum
BACKGROUND
Biological preservation with probiotic bacteria has arisen as an alternative to control the growth of foodborne pathogens on food. The objective of this work was to evaluate the effect of postharvest calcium application and biopreservation with Lactobacillus rhamnosus GG on the quality and bioaccessibility of total phenolic content and antioxidant activity in fresh‐cut pears.
RESULTS
The immersion of whole pears in a calcium chloride solution did not provide added value. Despite the increase in observed activity of PME and PPO enzymes in fresh‐cut pears during storage, the browning index and firmness values were constant for all samples. The antioxidant properties, including antioxidant activity, total phenolic content and vitamin C content, were maintained during storage, but a significant decrease was observed after in vitro simulated digestion. Ca/LGG samples showed the lowest calcium content (1.75 ± 0.00 g kg−1) after 9 d of storage at 4 °C. In general, the overall visual quality scores were higher in fresh‐cut pears treated with L. rhamnosus GG than in non‐treated pears, with the highest values in the NoCa/LGG (7.7 ± 0.2) samples after 9 d at 4 °C.
CONCLUSION
Fresh‐cut pears with a postharvest treatment of calcium and immersed in a solution containing antioxidant agents and probiotic bacteria could be a suitable alternative to dairy products for maintaining the overall quality of fruit for up to 9 d of storage. © 2018 Society of Chemical Industry
Tipus de document
Article
Versió del document
Versió acceptada
Llengua
English
Matèries (CDU)
633 - Cultius i produccions
Pàgines
38
Publicat per
Wiley
Publicat a
Journal of the Science of Food and Agriculture
Citació
Zudaire, Lorena, Inmaculada Viñas, Lucía Plaza, María Belén Iglesias, Maribel Abadias, and Ingrid Aguiló-Aguayo. 2018. "Evaluation Of Postharvest Calcium Treatment And Biopreservation With Lactobacillus Rhamnosus GG On The Quality Of Fresh-Cut ‘Conference’ Pears". Journal Of The Science Of Food And Agriculture 98 (13): 4978-4987. Wiley. doi:10.1002/jsfa.9031.
Número de l'acord de la subvenció
MICINN/Programa Nacional de Proyectos de Investigación Fundamental/AGL2012-38671/ES/EFECTO DEL MANEJO POSCOSECHA EN LA CALIDAD MICROBIOLOGICA, NUTRICIONAL Y SENSORIAL DE PERA 'CONFERENCE' ENTERA Y MINIMAMENTE PROCESADA/
MICINN/Programa Estatal de promoción del talento y su empleabilidad en I+D+I/RYC-2016-19949/ES/ /
Programa
Postcollita
Aquest element apareix en la col·lecció o col·leccions següent(s)
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