Dysfunctional uterine bleeding DUB, defined as abnormal uterine bleeding not caused by pelvic pathology, medications, systemic disease or pregnancy, is the most common cause of abnormal uterine bleeding but remains a diagnosis of exclusion buying cialis generic 30 As shown in Figure 5A left panel, the HSC containing Lin c kit high Sca 1 high cell population III was relatively increased in tPtch mice as was the fraction I of Lin c kit high Sca 1 low cells, which comprises most of the myeloid progenitors