Similarly, no differences were found in the concentrations of serum IL-6, IL-1β, macrophage migration inhibitory factor (MIF), and TNF-⍺ in patients with breast cancer (n = 20) supplemented with 1.68 g of DHA and 2.52 g of EPA daily during 3 mo of aromatase inhibitors [29]. This evidence concerns the gene MIF and breast cancer.