FGR and chronic myelogenous leukemia, BCR-ABL1 positive: Moreover, an additional tyrosine kinase of the Src family (Fgr), two additional members of the STAT family (STAT3 and STAT6) and β-catenin resulted hypo-phosphorylated in CP-CML, although they did not reach statistical significance (between p = 0.06 and p = 0.1).