Cooley advised Kite Pharma, a Gilead company, dedicated to developing active immunotherapies, in the formation of a clinical collaboration with Humanigen, Inc. to conduct a Phase ½ study of lenzilumab, an investigational anti-GM-CSF monoclonal antibody, with Yescarta® (axicabtagene ciloleucel) in patients with relapsed or refractory diffuse large B-cell lymphoma (DLBCL). The goal of this collaboration is to determine the effect of lenzilumab on the clinical profile of Yescarta. Financial terms were not disclosed. Cooley special counsel Caroline Vu advised Kite.