Along with preliminary first-in-human data, investigators from F-star Therapeutics Inc. recently presented preclinical results for the tetravalent bispecific antibody FS-222, which targets PD-L1 and CD137 and is being developed for the treatment of advanced treatment-refractory solid tumors.
Biocytogen Pharmaceuticals Co. Ltd.’s wholly owned subsidiary, Eucure Biopharma Co. Ltd., licensed exclusive greater China rights to YH-008 to Chipscreen Biosciences Co. Ltd. in a ¥596 million (US$86 million) deal. Chipscreen subsidiary, Chipscreen Newway Biosciences Co. Ltd., will develop and commercialize the bispecific antibody in mainland China, Hong Kong, Macau and Taiwan.
Glypican 3 (GPC3) is overexpressed in hepatocellular cancers (HCC), even at very early stages. In contrast, GPC3 is not expressed in normal adult organs. One strategy in place for HCC consists in co-targeting GPC3 and CD3 with bispecific antibodies to activate the latter in order to attack GPC3-positive cancer cells.
Wuxi Biologics (Cayman) Inc. is providing an exclusive license to GSK plc for a preclinical bispecific T-cell engaging antibody along with the option of three additional bi- and multispecific TCE antibodies developed by Wuxi. In exchange, Wuxi will receive an up-front payment of $40 million and up to $1.46 billion in additional payments for research, development, regulatory and commercial milestones across the four TCE antibodies. Wuxi Biologics, of Shanghai, is also eligible to receive tiered royalties on net sales.
Wuxi Biologics (Cayman) Inc. is providing an exclusive license to GSK plc for a preclinical bispecific T-cell engaging antibody along with the option of three additional bi- and multispecific TCE antibodies developed by Wuxi. In exchange, Wuxi will receive an up-front payment of $40 million and up to $1.46 billion in additional payments for research, development, regulatory and commercial milestones across the four TCE antibodies. Wuxi Biologics, of Shanghai, is also eligible to receive tiered royalties on net sales.
In a massive deal that is one of the year’s biggest, Akeso Inc. signed a collaboration and license deal with Summit Therapeutics Inc. to out-license its bispecific antibody, ivonescimab (AK-112), for development and commercialization in the U.S., Canada, Europe and Japan.
Researchers from Elpiscience Biopharma Ltd. have reported the construction of a PD-L1/SIRPα bispecific macrophage engager (BiME), ES-019. A panel of anti-PD-L1/SIRPα antibodies based on single domain antibody was generated, with the candidates containing different orientations, ratios and IgG isotypes of anti-PD-L1 arm and anti-SIRPα arm.
