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Journal of Food Quality
Volume 2017 (2017), Article ID 9393482, 9 pages
https://doi.org/10.1155/2017/9393482
Research Article

Evaluation of Drying and Storage Conditions on Nutritional and Sensory Properties of Dried Galega Kale (Brassica oleracea L. var. Acephala)

Centro de Biotecnologia e Química Fina (CBQF), Escola Superior de Biotecnologia, Centro Regional do Porto da Universidade Católica Portuguesa, Rua Arquiteto Lobão Vital, Apartado 2511, 4202-401 Porto, Portugal

Correspondence should be addressed to Cristina L. M. Silva; tp.pcu.otrop@avlislc

Received 8 July 2016; Accepted 23 August 2016; Published 9 January 2017

Academic Editor: Jorge Barros-Velázquez

Copyright © 2017 Ana C. Araújo et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Linked References

  1. G. Mwithiga and J. O. Olwal, “The drying kinetics of kale (Brassica oleracea) in a convective hot air dryer,” Journal of Food Engineering, vol. 71, no. 4, pp. 373–378, 2005. View at Publisher · View at Google Scholar · View at Scopus
  2. S. C. Fonseca, F. A. R. Oliveira, J. M. Frias, J. K. Brecht, and K. V. Chau, “Modelling respiration rate of shredded Galega kale for development of modified atmosphere packaging,” Journal of Food Engineering, vol. 54, no. 4, pp. 299–307, 2002. View at Publisher · View at Google Scholar · View at Scopus
  3. S. Martínez, I. Olmos, J. Carballo, and I. Franco, “Quality parameters of Brassica spp. Grown in northwest Spain,” International Journal of Food Science and Technology, vol. 45, no. 4, pp. 776–783, 2010. View at Publisher · View at Google Scholar · View at Scopus
  4. S. M. Oliveira, I. N. Ramos, T. R. S. Brandão, and C. L. M. Silva, “Effect of air-drying temperature on the quality and bioactive characteristics of dried galega kale (Brassica oleraceaL. var. Acephala),” Journal of Food Processing and Preservation, vol. 39, no. 6, pp. 2485–2496, 2015. View at Publisher · View at Google Scholar · View at Scopus
  5. K. S. Jayaraman, D. K. Das Gupta, and N. Babu Rao, “Effect of pretreatment with salt and sucrose on the quality and stability of dehydrated cauliflower,” International Journal of Food Science & Technology, vol. 25, no. 1, pp. 47–60, 1990. View at Publisher · View at Google Scholar
  6. A. Korus, “Effect of preliminary processing, method of drying and storage temperature on the level of antioxidants in kale (Brassica oleracea L. var. acephala) leaves,” LWT—Food Science and Technology, vol. 44, no. 8, pp. 1711–1716, 2011. View at Publisher · View at Google Scholar · View at Scopus
  7. I. S. Silva, A. L. Veloso, and J. B. Keating, “Focus group: considerações teóricas e metodológicas,” Revista Lusófona de Educação, vol. 26, pp. 175–190, 2014. View at Google Scholar
  8. A. C. Araújo, S. M. Oliveira, I. N. Ramos, T. R. S. Brandão, and C. L. M. Silva, “Influence of pretreatments on quality parameters and nutritional compounds of dried Galega kale (Brassica oleracea L. var. acephala),” Food and Bioprocess Technology, vol. 9, no. 5, pp. 872–881, 2016. View at Publisher · View at Google Scholar · View at Scopus
  9. AOAC, Association of the Official Analytical Chemists—Official Methods of Analysis, 2002.
  10. S. Zapata and J. Dufour, “Ascorbic, dehydroascorbic and isoascorbic acid simultaneous determinations by reverse phase ion interaction HPLC,” Journal of Food Science, vol. 57, no. 2, pp. 506–511, 1992. View at Publisher · View at Google Scholar
  11. I. Alibas, “Microwave, vacuum, and air drying characteristics of collard leaves,” Drying Technology, vol. 27, no. 11, pp. 1266–1273, 2009. View at Publisher · View at Google Scholar · View at Scopus
  12. R. Ihns, L. M. Diamante, G. P. Savage, and L. Vanhanen, “Effect of temperature on the drying characteristics, colour, antioxidant and beta-carotene contents of two apricot varieties,” International Journal of Food Science and Technology, vol. 46, no. 2, pp. 275–283, 2011. View at Publisher · View at Google Scholar · View at Scopus
  13. A. Vega-Gálvez, R. Lemus-Mondaca, C. Bilbao-Sáinz, P. Fito, and A. Andrés, “Effect of air drying temperature on the quality of rehydrated dried red bell pepper (var. Lamuyo),” Journal of Food Engineering, vol. 85, no. 1, pp. 42–50, 2008. View at Publisher · View at Google Scholar · View at Scopus
  14. H. Finch and J. Lewis, “Focus groups,” in Qualitative Research Practice, J. Ritchie and J. Lewis, Eds., Sage, London, UK, 2003. View at Google Scholar
  15. E. M. Gonçalves, J. Pinheiro, C. Alegria, M. Abreu, T. R. S. Brandão, and C. L. M. Silva, “Degradation kinetics of peroxidase enzyme, phenolic content, and physical and sensorial characteristics in broccoli (Brassica oleracea L. ssp. Italica) during blanching,” Journal of Agricultural and Food Chemistry, vol. 57, no. 12, pp. 5370–5375, 2009. View at Publisher · View at Google Scholar · View at Scopus
  16. E. M. Gonalves, M. Abreu, T. R. S. Brandão, and C. L. M. Silva, “Degradation kinetics of colour, vitamin C and drip loss in frozen broccoli (Brassica oleracea L. ssp. Italica) during storage at isothermal and non-isothermal conditions,” International Journal of Refrigeration, vol. 34, no. 8, pp. 2136–2144, 2011. View at Publisher · View at Google Scholar · View at Scopus
  17. A. Podsędek, “Natural antioxidants and antioxidant capacity of Brassica vegetables: a review,” LWT—Food Science and Technology, vol. 40, no. 1, pp. 1–11, 2007. View at Publisher · View at Google Scholar · View at Scopus
  18. A. Vega-Gálvez, K. Di Scala, K. Rodríguez et al., “Effect of air-drying temperature on physico-chemical properties, antioxidant capacity, colour and total phenolic content of red pepper (Capsicum annuum, L. var. Hungarian),” Food Chemistry, vol. 117, no. 4, pp. 647–653, 2009. View at Publisher · View at Google Scholar · View at Scopus
  19. P. S. Negi and S. K. Roy, “Effect of drying conditions on quality of green leaves during long term storage,” Food Research International, vol. 34, no. 4, pp. 283–287, 2001. View at Publisher · View at Google Scholar · View at Scopus
  20. K. Di Scala, A. Vega-Gálvez, E. Uribe et al., “Changes of quality characteristics of pepino fruit (Solanum muricatum Ait) during convective drying,” International Journal of Food Science and Technology, vol. 46, no. 4, pp. 746–753, 2011. View at Publisher · View at Google Scholar · View at Scopus
  21. C. I. Nindo, T. Sun, S. W. Wang, J. Tang, and J. R. Powers, “Evaluation of drying technologies for retention of physical quality and antioxidants in asparagus (Asparagus officinalis, L.),” LWT—Food Science and Technology, vol. 36, no. 5, pp. 507–516, 2003. View at Publisher · View at Google Scholar · View at Scopus
  22. Z.-W. Cui, S.-Y. Xu, and D.-W. Sun, “Effect of microwave-vacuum drying on the carotenoids retention of carrot slices and chlorophyll retention of Chinese chive leaves,” Drying Technology, vol. 22, no. 3, pp. 563–575, 2004. View at Publisher · View at Google Scholar · View at Scopus
  23. R. Deliza, A. Rosenthal, F. B. D. Abadio, C. H. O. Silva, and C. Castillo, “Application of high pressure technology in the fruit juice processing: benefits perceived by consumers,” Journal of Food Engineering, vol. 67, no. 1-2, pp. 241–246, 2005. View at Publisher · View at Google Scholar · View at Scopus
  24. M. C. Nicoli, M. Anese, L. Manzocco, and C. R. Lerici, “Antioxidant properties of coffee brews in relation to the roasting degree,” LWT-Food Science and Technology, vol. 30, no. 3, pp. 292–297, 1997. View at Publisher · View at Google Scholar · View at Scopus