Chitosan inhibits premature browning in ground beef

S. P. Suman, R. A. Mancini, P. Joseph, R. Ramanathan, M. K.R. Konda, G. Dady, S. Yin

Research output: Contribution to journalArticlepeer-review

23 Scopus citations

Abstract

Our objective was to evaluate the effect of chitosan on premature browning in refrigerated ground beef patties stored in different packaging systems. Ground beef patties (15% fat) with chitosan (1% w/w) or without chitosan (control) were individually packaged either in vacuum (VP), aerobic packaging (AP), carbon monoxide modified atmosphere packaging (LO-OX; 0.4% CO+19.6% CO2+80% N2), or high-oxygen modified atmosphere packaging (HI-OX; 80% O2+20% CO2), and stored for 0, 1, or 3days at 1°C. At the conclusion of storage, raw surface redness was evaluated, patties were cooked to internal end-point temperatures of either 66°C or 71°C, and internal cooked color was measured. The incorporation of chitosan increased (P<0.05) the interior redness of patties stored in AP, VP, and LO-OX, but not in HI-OX. The results of the present study suggest that the incorporation of 1% chitosan minimizes premature browning in ground beef patties stored under AP, VP, and LO-OX.

Original languageEnglish
Pages (from-to)512-516
Number of pages5
JournalMeat Science
Volume88
Issue number3
DOIs
StatePublished - Jul 2011

Bibliographical note

Funding Information:
This work was supported, in part, by funds from the Kentucky Agricultural Experiment Station, University of Kentucky.

Keywords

  • Chitosan
  • Ground beef
  • Meat safety
  • Modified atmosphere packaging
  • Premature browning

ASJC Scopus subject areas

  • Food Science

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