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. 2018 Jun 15;96(9):3897–3905. doi: 10.1093/jas/sky246

Table 3.

Effect of increased inclusions of a Saccharomyces cerevisiae fermentation product (SCFP) on superoxide dismutase activity and plasma malondialdehyde concentrations of newly weaned beef steers during a 56-d receiving period

Treatment1 P-value
CON SCFP14 SCFP28 SEM2 Linear Quadratic
Red blood cell lysate
Superoxide dismutase3,4
 Day 0 19.5 22.2 19.7
 Day 27 9.8 9.4 9.8 0.66 0.95 0.60
 Day 56 12.0 9.8 11.0 0.45 0.11 0.004
Plasma
Malondialdehyde, µM4
 Day 0 3.7 4.0 4.1
 Day 27 3.5 3.9 4.1 0.24 0.09 0.80
 Day 56 4.5 4.0 4.3 0.22 0.55 0.13

1CON = Original XPC (Diamond V, Cedar Rapids, IA) at 0 g·steer−1·d−1; SCFP14 = Original XPC at 14 g·steer−1·d−1; SCFP28 = Original XPC at 28 g·steer−1·d−1.

2Highest SEM of any treatment is reported.

3Superoxide dismutase activity; one unit of SOD activity (U) is defined as the enzyme required to dismutate 50% of the superoxide radical; reported as 1,000 U·g hemoglobin−1.

4Day 0 values used as a covariate in analysis.