VIRAL VECTOR PRODUCTION SYSTEM
    93.
    发明申请

    公开(公告)号:US20240384293A1

    公开(公告)日:2024-11-21

    申请号:US18288345

    申请日:2022-04-27

    Applicant: Novartis AG

    Abstract: The disclosure provides, at least in part, to a method for producing high titer lentiviral vectors, and for producing lentiviral particles carrying a transgene of interest and under satisfactory safety conditions. The disclosure also provides at least in part, methods of purification of such lentiviral particle, e.g., from a cell culture. The disclosure also provides a formulation to lentiviral preparations that maintain structural integrity of the viral vector during purification, storage, and gene transfer events.

    METHODS AND COMPOSITIONS FOR TREATING DNMT3A DEFICIENCY-ASSOCIATED DISEASES

    公开(公告)号:US20240384244A1

    公开(公告)日:2024-11-21

    申请号:US18620632

    申请日:2024-03-28

    Applicant: Timothy Ley

    Inventor: Timothy Ley

    Abstract: Treatment and prevention of DNMT3A deficiency-associated diseases are provided. Compositions for treatment or prevention include at least one cDNA vector and/or at least one therapeutic agent capable of restoring DNMT3L activity, restoring DNMT3L expression, increasing DNMT3L activity, increasing DNMT3L expression, and/or increasing DNMT3A enzymatic activity. Methods for treatment or prevention include administering to a subject a composition including the at least one cDNA vector and/or at least one therapeutic agent. Methods of increasing DNMT3A activity in a subject having a DNMT3A mutation, methods of reversing a hypomethylation phenotype in bone marrow cells of a subject having a DNMT3A mutation, and methods of promoting cancer cell death in a subject having Acute Myeloid Leukemia (AML) are also provided.

    METHODS OF ENGINEERING IMMUNE CELLS HAVING REDUCED FRATRICIDAL ACTIVITY

    公开(公告)号:US20240382521A1

    公开(公告)日:2024-11-21

    申请号:US18555333

    申请日:2022-04-21

    Abstract: Embodiments of the disclosure include methods and compositions related to targeting of antigen-expressing cells with particular engineered antigen receptors expressed by immune cells. In specific embodiments, immune cells specifically engineered to express particular antigen receptor constructs are cultured in the presence of kinase inhibitors and exhibit reduced fratricidal activity compared to immune cells cultured in the absence of kinase inhibitors. In some embodiments, the genetically engineered immune cells having reduced fratricidal activity are used to treat diseases in subjects, and the fratricidal activity of the genetically engineered immune cells is restored in vivo after substantial elimination of the diseased cells, resulting in elimination of the genetically engineered immune cells.

    FRATAXIN GENE THERAPY
    100.
    发明申请

    公开(公告)号:US20240376497A1

    公开(公告)日:2024-11-14

    申请号:US18692672

    申请日:2022-09-16

    Abstract: The invention provides compositions and methods for stimulating the expression of the human frataxin gene. The compositions described herein can be used, for instance, to produce genes and RNA equivalents optimized for expression in a particular cell type. The compositions and methods that can be used for treating Frederich ataxia. Using the compositions and methods of the disclosure, a patient (e.g., a mammalian patient, such as a human patient) having Frederich ataxia may be administered a plasmid (e.g., a viral vector) that contains a human frataxin gene (hFXN) or an RNA equivalent thereof.

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