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ISSN : 1225-2964(Print)
ISSN : 2287-3317(Online)
Annals of Animal Resource Sciences Vol.26 No.2 pp.110-117
DOI : https://doi.org/10.12718/AARS.2015.26.2.110

Physicochemical Properties of Semi-dried Jerky Made from Uncastrated and Castrated Deer Meat

Sang Woo Kim1#, Dicky Tri Utama2#, Myeong Jik Kim1, Yeong Moo Jo1, Seong Bok Park1,Kwan Woo Kim1, Sung Ki Lee2*
1National Institute of Animal Science, Rural Development Administration, Namwon 55717, Korea
2College of Animal Life Sciences, Kangwon National University, Korea, Chuncheon 24341, Korea
*Corresponding author: Sung Ki Lee, Animal Products and Food Science Program, Division of Animal Applied Science, College of Animal Life Sciences, Kangwon National University, Chuncheon 24341, Korea. Tel: +82-33-250-8646, E-mail: skilee@kangwon.ac.kr

Abstract

This research was conducted to evaluate the physicochemical properties of semi-dried jerky made from uncastrated (U) and castrated (C) deer meat. The jerky was manufactured by mixing the ground lean meat with spices followed by drying process, packed and stored aerobically at 25℃ for 20 days. The pH of uncastrated raw meat was significantly (p<0.05) higher than that of castrated meat as well as the pH of the jerky. No effects were found on color, hardness and sensory scores of jerky. Castrated jerky had higher fat content than uncastrated jerky (p<0.05), after 20 days of storage, its TBARS (thiobarbituric acid reactive substances) value was higher than uncastrated jerky (p<0.01). These results suggest that castration contributed to higher fat content and lipid oxidation of semi-dried venison jerky than the uncastrated, without any significant effects on texture and sensory attributes. However, proper packaging should be considered to inhibit lipid oxidation.

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