ABCB5 and neoplasm: ABCB5 expression in the bone marrow from the group of patients that developed either a tumor relapse or a tumor progress and finally died related to their tumor progress (Group I) was significantly upregulated when compared to patients from Group III that represented long-term survivors without any tumor relapse (Figure 1 upper left graph, group I versus III each for males and females, p=0.001 and 0.002, respectively (Figure 1B).