PRECISELY ENGINEERED STEALTHY MESSENGER RNAS AND OTHER POLYNUCLEOTIDES

    公开(公告)号:US20210317179A1

    公开(公告)日:2021-10-14

    申请号:US17267299

    申请日:2019-08-08

    Abstract: Present disclosure is directed to methods of lowering immunogenicity in long polynucleotide sequences by precise sequence engineering of immunogenic motifs in the polynucleotide sequences. This disclosure is further directed to precisely sequence engineered polynucleotides with improved functionality, such as displaying low innate immunogenicity, improved stability or high protein expression. In these polynucleotides, immunogenic sequence motifs are removed while conserving the remainder of the sequence. Compared to overall nucleotide alterations, this targeted engineering approach has unique advantages, including less disruption of the natural or optimized polynucleotide sequence, and hence, preservation of high expressivity while enabling stealthiness vis-à-vis the innate immune receptors.

    ENGINEERED ONCOSELECTIVE PROTEIN EXPRESSION
    4.
    发明公开

    公开(公告)号:US20240218357A1

    公开(公告)日:2024-07-04

    申请号:US17556618

    申请日:2020-06-19

    CPC classification number: C12N15/11 A61K31/7088 C12N2310/531

    Abstract: The present disclosure provides technologies for achieving oncoselective translation. The use of two complementary pipelines to study the translation landscapes of cancer vs. normal cells described in this disclosure enables identification of oncoselective sequence motifs that can be used to engineer synthetic DNAs or mRNA constructs for cancer cell specific protein expression. The present disclosure describes the features of oncoselective motifs and provides embodiments of modular oncoselective construct designs that can be used to encode payloads of high therapeutic interest.

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