Because of its expression on the cell surface of leukemia cells from patients with chronic
lymphocytic leukemia (CLL), but not on normal B-cells or other postpartum tissues, ROR1 is
an attractive candidate for targeted therapies. UC-961 is a first-in-class humanized
monoclonal antibody that binds the extracellular domain of ROR1. In this article we outline
some of the preclinical studies leading to an investigational new drug designation, enabling …