SINGLE CELL SECRETOME ANALYSIS
    1.
    发明申请

    公开(公告)号:US20220187286A1

    公开(公告)日:2022-06-16

    申请号:US17151050

    申请日:2021-01-15

    Abstract: Systems, methods, compositions, and kits for measuring secreted factors from cells are disclosed herein, including those capable of determining single cell secretion activity and protein expression and/or gene expression simultaneously. Disclosed herein include solid supports comprising a plurality of capture probes capable of specifically binding to at least one of the plurality of secreted factors secreted by a single cell. Also disclosed herein include secreted factor-binding reagents capable of specifically binding to a secreted factor bound by a capture probe. A secreted factor-binding reagent can comprise a secreted factor-binding reagent specific oligonucleotide comprising a unique factor identifier sequence for the secreted factor-binding reagent.

    MULTIPLEXED PROTEOMICS ANALYSIS USING OLIGONUCLEOTIDE-CONJUGATED ANTIBODIES

    公开(公告)号:US20240369545A1

    公开(公告)日:2024-11-07

    申请号:US18686824

    申请日:2022-08-30

    Abstract: Antibodies attached to oligonucleotides can bind to proteins of cells. These oligonucleotides can be released and captured by solid support oligonucleotides attached to solid supports. A detection oligonucleotide can hybridize to the captured oligonucleotides forming a sandwich of solid support oligonucleotide-captured oligonucleotide-detection oligonucleotide. The detection oligonucleotide and the captured oligonucleotides it binds to can be quantified by, for example, the fluorescent intensity of second detectable moieties (e.g., dye(s)) on the detection oligonucleotide. The identity of the protein quantified can be determined by, for example, the fluorescent intensity of first detectable moieties (e.g., dye(s)) on the solid support with the sandwich of solid support oligonucleotide-captured oligonucleotide-detection oligonucleotide.

    INTRACELLULAR ABSEQ
    10.
    发明申请

    公开(公告)号:US20210246492A1

    公开(公告)日:2021-08-12

    申请号:US17174249

    申请日:2021-02-11

    Abstract: Disclosed herein include systems, methods, compositions, and kits for performing intracellular AbSeq assays. There are provided, in some embodiments, methods for measuring intracellular target expression. The method can comprise fixing and permeabilizing a plurality of cells before contacting with a plurality of intracellular target-binding reagents capable of specifically binding to an intracellular target. Intracellular target-binding reagents can comprise an intracellular target-binding reagent specific oligonucleotide comprising a unique intracellular target identifier for the intracellular target-binding reagent specific oligonucleotide. The method can further comprise removing the permeabilizing agent and reversing the fixation.

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