Xencor Inc. and Janssen Biotech Inc., already partners on the development of bispecific antibodies against CD28 for prostate cancer, have reached a second agreement licensing to Janssen exclusive development and commercialization rights to Xencor's phase I bispecific antibody, plamotamab, for the treatment of B-cell malignancies, both as a monotherapy and in combination regimens.

Low-grade gliomas with mutated isocitrate dehydrogenase-1 (IDH1) produced and secreted higher levels of the cytokine granulocyte colony-stimulating factor (G-CSF) than other glioma types, which improved their antitumor immune response in animal models.