Table 2. Properties of freeze-thawed pork and rehydrated freeze-dried pork powder

	Treatment		SEM1)
	Freeze-thawed pork	Freeze-dried pork powder
Protein oxidation
Protein carbonyl (nmol/mg)	1.31B	2.14A	0.061
Free sulfhydryl groups (nmol/mg)	53.47B	55.76A	0.533
Protein solubility (mg/g)
Total protein solubility	110.00A	101.24B	0.596
Sarcoplasmic protein solubility	37.18A	35.91B	0.307
Myofibrillar protein solubility	72.82A	65.33B	0.751
Non-heme iron content (ppm)	1.55	1.53	0.101

Standard error of the least square mean (n=6).
Different capital letters in the same row indicate a significant difference between the means (p<0.05).