For example, the primary site of VEGFR2 expression is in systemic endothelium, a compartment that is more rapidly and completely accessed by ilorasertib than tissue Aurora kinase B. In Arm I of this study, dose-escalation was discontinued based, in part, on development of grade 3 hypertension by one of the patients at the 180-mg dose. Here, KDR is linked to Hypertension.