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Antioxidant and emulsifying properties of alcalase-hydrolyzed potato proteins in meat emulsions with different fat concentrations

  • Gema Nieto
  • , Manuel Castillo
  • , Youling L. Xiong
  • , Daniel Álvarez
  • , Fred A. Payne
  • , María Dolores Garrido

Producción científica: Articlerevisión exhaustiva

66 Citas (Scopus)

Resumen

The effect of hydrolyzed potato protein (HPP), a natural antioxidant, on emulsion quality was investigated using a factorial design with two Fat (15%, 30%) and two HPP (0%, 2.5%) levels, with three replications. The colour of the raw emulsions as well as cooking losses, textural properties and TBARS of cooked frankfurters were measured. Increasing the Fat proportion significantly (P < 0.05) increased L*, Hab0 and decreased a*, b*, Cab* and hardness. Meat emulsions with added HPP were darker (lower L*) than those made without HPP and also had lower values of a* and b*. The addition of HPP (2.5%) significantly (P < 0.05) decreased cooking losses and fracture force, and had a significant (P < 0.05) inhibitory effect on lipid oxidation in cooked frankfurters. These results suggest that HPP has both antioxidant and emulsifying properties which may be of potential use in meat emulsion manufacturing.

Idioma originalEnglish
Páginas (desde-hasta)24-30
Número de páginas7
PublicaciónMeat Science
Volumen83
N.º1
DOI
EstadoPublished - sept 2009

Nota bibliográfica

Funding Information:
The authors wish to thank the University of Murcia (Spain) and the Department of Biosystems and Agricultural Engineering (University of Kentucky, USA) for the financial support for this research, and the Departments of Animal and Food Sciences and Biosystems and Agricultural Engineering (University of Kentucky) for allowing the use of their facilities. We also thank Dr. Lynn Wang for preparing the HPP samples.

Financiación

The authors wish to thank the University of Murcia (Spain) and the Department of Biosystems and Agricultural Engineering (University of Kentucky, USA) for the financial support for this research, and the Departments of Animal and Food Sciences and Biosystems and Agricultural Engineering (University of Kentucky) for allowing the use of their facilities. We also thank Dr. Lynn Wang for preparing the HPP samples.

Financiadores
Department of Biosystems and Agricultural Engineering
Departments of Animal and Food Sciences and Biosystems and Agricultural Engineering
University of Kentucky
Universidad Católica San Antonio de Murcia

    ASJC Scopus subject areas

    • Food Science

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