LGR4 and chronic myelogenous leukemia, BCR-ABL1 positive: At 20 days post-transplantation, the frequency and an absolute number of BCR-ABL1/EGFP+ LSK cells in Lgr4+/+ and Lgr4Gt/Gt retro-CML mice were comparable (Fig. 7f; Supplementary Fig. 13b).