COMPOSITIONS AND SYSTEMS FOR RNA-PROGRAMABLE CELL EDITING AND METHODS OF MAKING AND USING SAME

    公开(公告)号:US20250011765A1

    公开(公告)日:2025-01-09

    申请号:US18649873

    申请日:2024-04-29

    Abstract: A readrRNA (RNA sensing by Endogenous ADAR) molecule is a modular RNA molecule that facilitates sensing and detection of a cell type or cell status of a cell, including a cell of a mammalian nervous system, such as a neuronal or non-neuronal cell of the mammalian central and/or peripheral nervous system, and/or facilitates delivery of an effector protein to the selected cell. A composition that includes such a modular RNA molecule and another nucleic acid (linked or unlinked to the modular RNA molecule) is a CellREADR (Cell access through RNA sensing by Endogenous ADAR). CellREADR senses the presence of a selected cell RNA in a cell of a mammalian nervous system via readrRNA and leverages RNA editing mediated by ADAR (adenosine deaminase acting on RNA) for coupling the detection of a cell-defining RNA with translation of one or more effector proteins in a cell of a mammalian nervous system.

    Compositions and methods for modulation of IKBKAP splicing

    公开(公告)号:US11066668B2

    公开(公告)日:2021-07-20

    申请号:US16422128

    申请日:2019-05-24

    Abstract: The present disclosure provides compounds comprising oligonucleotides complementary to a portion of the IKBKAP gene. Certain such compounds are useful for hybridizing to a portion of the IKBKAP gene, including but not limited to a portion of the IKBKAP gene in a cell. In certain embodiments, such hybridization results in modulation of splicing of the IKBKAP gene. In certain embodiments, the IKBKAP gene includes a mutation that results in defective splicing and a truncated IKAP protein. In certain embodiments, hybridization of oligonucleotides complementary to a portion of the IKBKAP gene results in a decrease in the amount of defective splicing and truncated IKAP protein. In certain embodiments, hybridization of oligonucleotides complementary to a portion of the IKBKAP gene results in an increase in the amount of normal splicing and functional, full-length IKAP protein. In certain embodiments, oligonucleotides are used to treat Familial Dysautonomia.

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