The obtained data confirmed the strong overexpression of Mreg, Prg4, Col3a1, Selp, Marco, and Fgfr1 genes in Krebs-2 carcinoma, as well as Cdh11, Col4a5, Vcam1, Megf6, Scarf2, Scart1, and Cd14 genes in HH47 (Figure 2). This evidence concerns the gene PRG4 and Krebs 2 carcinoma.