CAR-T Digest- August 2020

CAR-T Digest- August 2020

SOTIO acquired rights to BOXR CAR-T platform and products from Unum Therapeutics

31 Aug 2020

BOXR1030 (GPC3-targeted CAR-T cells) – SOTIO/ UNUM Therapeutics

  • SOTIO acquired the rights to Unum Therapeutics’ BOXR cell therapy platform and its lead programs (BOXR1030) for a total of $11.5 million, including $8.1 million upfront payment and potential $3.4 million in milestones
  • The company will utilize Unum’s R&D data, a portion of its laboratory and manufacturing facility to establish a T cell therapy R&D Center of excellence in Cambridge, MA
  • Lead program expected to initiate first clinical studies in 2021

SOTIO acquires BOXR CAR-T platform and products to strengthen portfolio

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CI Scientists Remarks: 

    • Bolt-On Chimeric Receptor (BOXR) technology is designed to improve the functionality of engineered T cells by incorporating a “bolt-on” transgene to overcome resistance of the solid tumor microenvironment (TME) to T cell attack
    • In preclinical studies, BOXR1030 was resistant to suppressive tumor microenvironment-like conditions, showing improved T cell proliferation under both hypoxic and low glucose conditions and superior efficacy in comparison to classical GPC3-targeted CAR-T cells
    • IND (late 2020) studies are underway for BOXR1030 is expected to initiate first clinical studies in hepatocellular carcinoma and other solid tumors by 2021
    • BOXR platform is complimentary to Sotio’s diverse portfolio: IL-15 superagonist program (targeting cancer), Cell therapy program DCVAC (Prostate, ovarian, lung cancer), Antibody drug conjugates (targeting cancer)
    • Possible synergies of a CAR-T with their clinical stage SO-C101 (IL-15) program

– Jesanto Mathew, CI Scientists