CONJUGATE OF VEGF-GRAB PROTEIN AND DRUG, AND USE THEREOF

    公开(公告)号:US20200148757A1

    公开(公告)日:2020-05-14

    申请号:US16625707

    申请日:2018-07-02

    Abstract: The present invention relates to a VEGF-Grab protein-drug conjugate and a use thereof and, more particularly, to a conjugate of a fusion protein in which a VEGFR1 domain 2, a VEGFR1 domain 3, and an antibody fragment are connected and a drug, a pharmaceutical composition for prevention or treatment of cancer or angiogenesis-related disease, comprising the conjugate, and a method for prevention or treatment of cancer or angiogenesis-related disease. Serving as a multi-paratopic VEGF decoy receptor, the conjugate including a VEGF-Grab protein and a drug of the present invention can be used as a multi-purpose platform for treatment of cancer or angiogenesis-related disease.

    NOVEL INTERFERON LAMBDA VARIANT AND METHOD OF PRODUCING THE SAME

    公开(公告)号:US20230070752A1

    公开(公告)日:2023-03-09

    申请号:US17273637

    申请日:2020-08-19

    Abstract: Disclosed are a novel interferon lambda variant produced through structure-based glycoengineering and a method of producing the same. The novel interferon lambda variant and the method of producing the same exhibit remarkably improved production and yield in mammalian cell lines using structural information-based glycoengineering even through conventional purification protocols, and exhibit significantly improved therapeutic properties such as stability, half-life, and fraction of functional proteins during treatment, compared to wild-type interferon lambda. In addition, the novel interferon lambda variant and the method of producing the same according to the present invention have higher antiviral activity and interferon-stimulated gene (ISG)-inducing activity than wild-type interferon lambda, and thus are useful for the prevention and treatment of immune-related diseases such as cancer and autoimmune diseases as well as various viral infections such as infection with SARS-CoV-2 (COVID-19).

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