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Render Timestamp: 2024-10-25T10:57:53.967Z
Commit: 56767fe525c928647c8401233a175d0d607d385d
XML generation date: 2024-09-20 06:22:42.035
Product last modified at: 2024-09-19T22:12:46.390Z
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PDP - Template Name: FastScan ELISA Kit
PDP - Template ID: *******a26362b

FastScan Total PD-1 ELISA Kit #69018

Filter:
  • ELISA

    Supporting Data

    REACTIVITY M
    Application Key:
    • ELISA-ELISA 
    Species Cross-Reactivity Key:
    • M-Mouse 

    Product Information

    Product Description

    The FastScan™ Total PD-1 ELISA Kit is a sandwich enzyme-linked immunosorbent assay (ELISA) that detects endogenous levels of PD-1. To perform the assay, sample is incubated with a capture antibody conjugated with a proprietary tag and a second detection antibody linked to HRP, forming a sandwich with PD-1 in solution. This entire complex is immobilized to the plate via an anti-tag antibody. The wells are then washed to remove unbound material. TMB is then added. The magnitude of observed signal is proportional to the quantity of PD-1.

    *Antibodies in this kit are custom formulations specific to kit.

    Protocol

    Specificity / Sensitivity

    The FastScan™ Total PD-1 ELISA Kit detects endogenous levels of PD-1, as shown in Figure 1. This kit detects proteins from the indicated species, as determined through in-house testing, but may also detect homologous proteins from other species.

    Species Reactivity:

    Mouse

    Background

    The programmed cell death 1 protein (PD-1, PDCD1, CD279) is a member of the CD28 family of immunoreceptors that regulate T cell activation and immune responses (1-3). The PD-1 protein contains an extracellular Ig V domain, a transmembrane domain, and a cytoplasmic tail that includes an immunoreceptor tyrosine-based inhibitory motif (ITIM) and an immunoreceptor tyrosine-based switch motif (ITSM). PD-1 is activated by the cell surface ligands PD-L1 and PD-L2 (4). Upon activation, PD-1 ITIM and ITSM phosphorylation leads to the recruitment of the protein tyrosine phosphatases SHP-1 and SHP-2, which suppress TCR signaling (5-7). In addition to activated T cells, PD-1 is expressed in activated B cells and monocytes, although its function in these cell types has not been fully characterized (8). The PD-1 pathway plays an important role in immune tolerance (3); however, research studies show that cancer cells often adopt this pathway to escape immune surveillance (9). Consequently, blockade of PD-1 and its ligands is proving to be a sound strategy for neoplastic intervention (10).
    For Research Use Only. Not For Use In Diagnostic Procedures.
    Cell Signaling Technology is a trademark of Cell Signaling Technology, Inc.
    FastScan™ ELISA is a registered trademark of Cell Signaling Technology, Inc.
    U.S. Patents 9,086,407, 9,261,500, and 9,476,874, foreign equivalents, and child patents deriving therefrom.
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