Xenetic Biosciences, Inc. is a biopharmaceutical company. The Company is focused on developing XCART, a personalized Chimeric Antigen Receptor (CAR) T platform technology engineered to target patient- and tumor-specific neoantigens. The Company is advancing cell-based therapeutics targeting the B-cell receptor on the surface of an individual patient’s malignant tumor cells, for the treatment of B-cell non-Hodgkin lymphomas. In addition, the Company is leveraging its drug delivery platform, PolyXen, by partnering with biotechnology and pharmaceutical companies. Its product pipeline includes XCART and ErepoXen, or polysialylated erythropoietin (PSA-EPO). PSA-EPO uses its PolyXen platform technology for the treatment of anemia in chronic kidney disease (CKD) patients. It is designed to reduce the dosing frequency by extending the circulating half-life of therapeutic in the body.