Figure 3.

Metmyoglobin reducing activity (MRA) of longissimus lumborum (LL) and psoas major (PM) steaks from grain-fed Nellore (Bos indicus) bulls during aerobic storage at 4°C for 9 days. Standard error bars are indicated. a–b Means within a muscle without common superscripts are different (p<0.05). x–y Means within a day of storage without common superscripts are different (p<0.05).