IHC analysis reveal that the levels of both NF-κB (Figure 6A) and p-NF-κB (Figure 6B) increased in quadriceps muscle tissues of mice in Tumor group (all #p < 0.05 vs. Control group), while all were attenuated in Swimming group (all *p < 0.05 vs. Tumor group). Here, NFKB1 is linked to neoplasm.