Recent research has reported the involvement of some lncRNAs in BCR-ABL1-positive CML and drug resistance, including H19, BGL-3 UCA1 and SNHG5 (Guo et al., 2014, 2015; He et al., 2017; Xiao et al., 2017). The gene discussed is UCA1; the disease is chronic myelogenous leukemia, BCR-ABL1 positive.