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Anti-SARS-CoV-2 Spike RBD Broadly Neutralizing Antibody, Human IgG1 (AM359b) (MALS verified)

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Numéro de produit/spécification
Prix
Availability
Qté
SPD-M265-100ug
$925.00
In Stock - Delivery in 2-3 business days
SPD-M265-1mg
$6255.00
In Stock - Delivery in 2-3 business days
Total des articles Montant du produit$ 0

Détails du produit

  • Source

    The antibody is isolated from the serum of COVID-19 vaccine recipient and is recombinantly expressed in HEK293 cells. This antibody can broadly neutralize SARS-CoV-2 Variants of Concerns (VOCs) including Alpha, Beta, Gamma, Delta and Omicron.

  • Antibody Type

    Recombinant Monoclonal

  • Clone

    AM359b

  • Isotype

    Human IgG1, Kappa

  • Host Species

    Human

  • Reactivity

    Virus

  • Specificity

    This product is a specific antibody against SARS-CoV-2 Spike protein RBD domain. Cross-reactivity with Spike protein RBD domain of other coronaviruses, including SARS-CoV, MERS-CoV, HCoV-229E, HCoV-NL63, HCoV-OC43 and HCoV-HKU1 has not been tested.

  • Application

    Application
    Recommended Usage
    ELISA
    0.2-2 μg/mL
  • Purification

    Protein A purified / Protein G purified.

  • Aggregation

    Less than 10%, as determined by SEC-MALS.

  • Concentration

    Please refer to the Certificate of Analysis (CoA).

  • Form

    Lyophilized

  • Formulation

    Lyophilized from a 0.22 μm-filtered solution in PBS (pH 7.4), with trehalose as protectant.

    Please contact us for customized product forms or formulations.

  • Reconstitution

    Please refer to the Certificate of Analysis (CoA) for specific instructions.

  • Shipping

    Lyophilized product is shipped at ambient temperature.

  • Storage

    For long term storage, the product should be stored in a lyophilized state at -20°C or lower.

    Please avoid repeated freeze-thaw cycles.

    This product is stable after storage at:

    1. -20°C to -70°C for 12 months in lyophilized state;
    2. -70°C for 3 months under sterile conditions after reconstitution.
  • Notices

    Product Specific Notices: For research use only.

  • ACRO Quality Management System

    1. QMS(ISO, GMP)
    2. Quality Advantages
    3. Quality Control Process

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Affichage des données

  • Bioactivity-ELISA

     Spike RBD ELISA

    Detection of Anti-SARS-CoV-2 Spike RBD Broadly Neutralizing Antibody, Human IgG1 (MALS verified) titer by compitive-ELISA Assay. Serial dilutions of Anti-SARS-CoV-2 Spike RBD Broadly Neutralizing Antibody, Human IgG1 (AM359b) (Cat. No. SPD-M265) were added into Human ACE2 / ACEH Protein, Fc Tag (Cat. No. AC2-H5257): HRP-SARS-CoV-2 Spike RBD, His Tag (B.1.1.529/Omicron) binding reactions. The half maximal inhibitory concentration (IC50) is 0.1578 μg/mL (QC tested).

    Protocol
  •  Spike RBD ELISA

    Anti-SARS-CoV-2 Spike RBD Broadly Neutralizing Antibody, Human IgG1 (AM359b) (Cat.No. SPD-M265) neutralizes SARS-CoV-2 Spike RBD by inhibiting RBD: ACE2 interaction. The ACE2-coated plate is incubated with the wild type (WT) RBD or B.1.1.7, B.1.351, P.1, B.1.617.2, B.1.1.529 mutant and treated with the neutralizing antibody at increasing concentration. Percent inhibition is calculated based on the OD value.

    Protocol
  •  Spike RBD ELISA

    Immobilized Anti-SARS-CoV-2 Spike RBD Broadly Neutralizing Antibody, Human IgG1 (AM359b) (Cat. No. SPD-M265) at 2 μg/mL, add increasing concentrations of SARS-CoV-2 Spike RBD, His Tag (BA.2/Omicron) (Cat. No. SPD-C522g) and SARS-CoV-2 Spike Trimer, His Tag (BA.4/Omicron) (Cat. No. SPN-C5229) and SARS-CoV-2 Spike Trimer, His Tag (BA.5/Omicron) (Cat. No. SPN-C522e), and then add Biotinylated Anti-SARS-CoV-2 Spike RBD Antibody, Human IgG1 (AM130) (Cat. No. S1N-M13L3) at 0.5 μg/mL. Detection was performed using HRP-conjugated streptavidin with sensitivity of 19.53 ng/mL (Routinely tested).

    Protocol

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  • A***n2022-10-04
    J'aime
    We had purchased this antibody to be used in our in vitro pseudovirus neutralization assay. We had used it as a positive control for our assay. the assay worked very well and the antibody showed a dose dependent inhibition of the pseudovirus

Introduction de fond

It's been reported that Coronavirus can infect the human respiratory epithelial cells through interaction with the human ACE2 receptor. The spike protein is a large type I transmembrane protein containing two subunits, S1 and S2. S1 mainly contains a receptor binding domain (RBD), which is responsible for recognizing the cell surface receptor. S2 contains basic elements needed for the membrane fusion.The S protein plays key parts in the induction of neutralizing-antibody and T-cell responses, as well as protective immunity.

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