Table 5. Thiobarbituric acid reactive substance (TBARS; mg malonaldehyde /kg) values of beef during aging

Company	Day 0	Day 7	Day 14	Day 21	Day 28	Day 42	Day 63
A	0.21±0.02^F	0.29±0.01^D	0.25±0.01^E	0.32±0.01^C	0.32±0.01^C	0.50±0.01^B	0.61±0.01^A
B	0.26±0.01^G	0.48±0.01^F	0.82±0.04^E	1.02±0.01^C	1.08±0.01^B	0.94±0.01^D	1.19±0.01^A
C	0.21±0.05^E	0.21±0.03^E	0.25±0.01^D	0.23±0.02^DE	1.02±0.01^B	0.45±0.01^C	1.64±0.01^A

Values are represented as mean±SD.
Different superscript letters in the same row indicate significant differences at p<0.05.
TBARS, thiobarbituric acid reactive substance.