The serum visfatin level is significantly increased in patients with BC and postmenopausal BC (Dalamaga et al., 2011[11]; Assiri and Kamel, 2016[2]; Li et al., 2014[24]) and is significantly correlated with hormone-receptor status and lymph node invasion (Dalamaga et al., 2012[10]). Here, NAMPT is linked to breast cancer.