FN1 and chronic myelogenous leukemia, BCR-ABL1 positive: FN1 mRNA expression was significantly increased in the peripheral blood from 23 CML patients at diagnosis (median [IQR 25–75]: 0.07 [0.002–0.47] compared to healthy volunteers (median [IQR 25–75]: 1.2 × 10−5 [7.1 × 10−6 – 3.5 × 10−5], p < 0.001, Figure 7).