Table 3. Skeletal muscle satellite cell densities in the longissimus muscle of beef cattle from different stocker management programs at the conclusion of the stocker and finishing phases

Variable Stocker management program SEM p-value
CON CORN LGWP HGWP
Intermediate harvest
 Myf-5+ cells/mm2 80.95 88.90 85.50 81.85 6.32 0.8020
 Pax7+ cells/mm2 21.95ab 17.40b 25.35a 20.15ab 1.97 0.0429
 Myf-5+:Pax7+ cells/mm2 6.95a 1.75b 5.90a 5.60a 1.22 0.0203
Final harvest
 Myf-5+ cells/mm2 90.20 87.50 86.25 88.60 7.33 0.9841
 Pax7+ cells/mm2 17.65 21.35 21.70 20.35 3.17 0.7997
 Myf-5+:Pax7+ cells/mm2 5.15 4.50 5.20 4.90 1.34 0.9820
Least square means within a row lacking a common superscript differ (p ≤ 0.05).
SEM, standard error of the LS mean.
CON, 40% crude protein cottonseed meal-based supplement on dormant native range; CORN, corn and soybean meal-based supplement on dormant native range; LGWP, re-duced rate of gain on wheat pasture; HGWP: high rate of gain on wheat pasture.