Liha töötlemine
2004a, b). This results in processes occur (Martinaud et al. 1997). It
the conversion of some amino acid residues, has been noted that differences in the rate of
including histidine, to carbonyl derivatives oxidation in muscle tissue are seen when
(Levine et al. 1994; Martinaud et al. 1997) comparing the same muscles between animals
and can cause the formation of intra- and/or and/or carcasses that have been handled dif-
inter-protein disulfide cross-links (Stadtman ferently (Juncher et al. 2001). These differ-
1990; Martinaud et al. 1997). In general, both ences may arise because of differences in
these changes reduce the functionality of pro- diet, breed, antemortem stress, postmortem
teins in postmortem muscle (Xiong and handling of carcasses, etc. In fact, there have
Decker 1995). In living muscle, the redox been reports of differences between animals
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