Key Product Details

Species Reactivity

Validated:

SARS-CoV, SARS-CoV-2

Cited:

Human, Virus - SARS-CoV-2

Applications

Validated:

Immunohistochemistry, Western Blot, Immunocytochemistry/ Immunofluorescence, Simple Western

Cited:

Western Blot, Immunocytochemistry/ Immunofluorescence, Simple Western, IF/IHC

Label

Unconjugated

Antibody Source

Polyclonal Rabbit IgG

Format

BSA Free
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Product Specifications

Immunogen

The antibody was developed by immunizing rabbits with a synthetic peptide corresponding to amino acids 1124-1140 (C-GNCDVVIGIVNNTVYDP) from the S (Spike glycoprotein)(Spike protein S2') for the Human SARS coronavirus (Genbank accession no. YP_009724390)

Specificity

Full length Spike protein transfected into UM92 cells was used as a positive control and an approximate 139 kDa band was observed. Dot Blot results using recombinant proteins for cross-reactivity testing revealed high reactivity to SARS-CoV-2 Spike Protein, 1000-1200 a.a. (NBP2-90973) and low/no reactivity towards MERS Spike 2 or H1N1 (NBP1-99041).

Clonality

Polyclonal

Host

Rabbit

Isotype

IgG

Scientific Data Images for SARS Spike Protein Antibody - BSA Free

Simple Western Detection of Recombinant SARS-CoV-2 Spike S2 Protein Using SARS Spike Protein Antibody

Simple Western Detection of Recombinant SARS-CoV-2 Spike S2 Protein Using SARS Spike Protein Antibody

Simple Western lane view shows recombinant SARS-CoV-2 Spike S2 Protein, loaded at 50 ng/mL. A specific band was detected for SARS-CoV-2 Spike S2 Protein at approximately 58 kDa (as indicated) using a serial dilution of Rabbit Anti-SARS-CoV Spike Protein Polyclonal Antibody (Catalog # NB100-56578) followed by incubation with HRP-conjugated Anti-Rabbit IgG Secondary Antibody. This experiment was conducted under reducing conditions and using the 12-230 kDa separation system.
Western Blot Detection of SARS-CoV-2 Spike in 293T Cell Lysate Using SARS Spike Protein Antibody

Western Blot Detection of SARS-CoV-2 Spike in 293T Cell Lysate Using SARS Spike Protein Antibody

SARS-CoV-2 spike overexpressed 293T cell lysate. Antibody dilution: 1:3000. Two bands for full length spike and cleaved S2 are shown, respectively. Western blot image submitted by a verified customer review.
Western Blot Detection of SARS-CoV-1 and SARS CoV-2 Spike Protein Using SARS Spike Protein Antibody

Western Blot Detection of SARS-CoV-1 and SARS CoV-2 Spike Protein Using SARS Spike Protein Antibody

Western blot shows SARS-CoV-1 Spike (Catalog # 10581-CV), SARS CoV-2 Spike (Catalog # 10586-CV), SArS-CoV-2 Spike S2 Subunit (Catalog # 10584-CV). Membrane was probed with 0.5 ug/mL of SARS Spike Protein Antibody (Catalog # NB100-56578) followed by HRP-conjugated Anti-Rabbit IgG Secondary Antibody (Catalog # HAF008). A specific band was detected for SARS-CoV-2 Spike S2 Subunit at approximately 70 kDa (as indicated). This experiment was conducted under reducing conditions and using Immunoblot Buffer Group 1. Internally validated Western blot.
Detection of SARS Spike Protein in Transfected and Untransfected Mouse Melanoma Cell Lysate by Western Blot

Detection of SARS Spike Protein in Transfected and Untransfected Mouse Melanoma Cell Lysate by Western Blot

Western blot analysis of SARS Spike Protein in (A) transfected and (B) untransfected mouse melanoma cell lysate.
Western Blot Detection of Recombinant SARS-CoV-2 Spike S2 Subunit Using SARS Spike Protein Antibody

Western Blot Detection of Recombinant SARS-CoV-2 Spike S2 Subunit Using SARS Spike Protein Antibody

Western blot shows recombinant protein SARS-CoV-2 Spike S2 Subunit. Membrane was probed with 0.5 ug/mL of Rabbit Anti-SARS Spike Protein Polyclonal Antibody (Catalog # NB100-56578) followed by HRP-conjugated Anti-Rabbit IgG Secondary Antibody (Catalog # HAF008). A specific band was detected for SARS-CoV-2 Spike S2 Subunit at approximately 70 kDa (as indicated). This experiment was conducted under reducing conditions and using Immunoblot Buffer Group 1. Internally validated Western blot.
Simple Western Detection of SARS Spike Protein in SARS-CoV-2 Lysate

Simple Western Detection of SARS Spike Protein in SARS-CoV-2 Lysate

Simple Western lane view shows SARS-CoV-2 lysate, loaded at 1:20 dilution. SARS-CoV-2 Spike Protein was detected using 6.25 ug/mL of Rabbit Anti-SARS-CoV Spike Protein Polyclonal Antibody (Catalog # NB100-56578) followed by incubation with HRP-conjugated Anti-Rabbit IgG Secondary Antibody. This experiment was conducted under reducing conditions and using the 12-230 kDa separation system. SARS-CoV-2 lysate courtesy of University of Maryland.

Applications for SARS Spike Protein Antibody - BSA Free

Application
Recommended Usage

Immunocytochemistry/ Immunofluorescence

reported in scientific literature (PMID 16081529)

Immunohistochemistry

reported in scientific literature (PMID 34357881)

Simple Western

1:40 - 1:160

Western Blot

0.05 - 1.0 ug/mL

Reviewed Applications

Read 1 review rated 5 using NB100-56578 in the following applications:

Formulation, Preparation, and Storage

Purification

Immunogen affinity purified

Formulation

PBS

Format

BSA Free

Preservative

0.02% Sodium Azide

Concentration

1.0 mg/ml

Shipping

The product is shipped with polar packs. Upon receipt, store it immediately at the temperature recommended below.

Stability & Storage

Store at 4C short term. Aliquot and store at -20C long term. Avoid freeze-thaw cycles.

Background: SARS Spike Protein

It has recently been shown that SARS (severe acute respiratory syndrome) is caused by a human coronavirus. Human coronaviruses are the major cause of upper respiratory tract illness, such as the common cold, in humans. Coronaviruses are positive-stranded RNA viruses, featuring the largest viral RNA genomes known to date (27-31 kb). The first step in coronavirus infection is binding of the viral spike protein, a 139-kDa protein, to certain receptors on host cells. The spike protein is the main surface antigen of the coronavirus. The glycosilated spike protein (as well as the nucleocapsid protein) can be detected in infected cell culture supernatants with antisera from SARS patients.

Alternate Names

E2, E2 glycoprotein, Human coronavirus spike glycoprotein, Peplomer protein, S, S glycoprotein, SARS coronavirus S protein, SARS coronavirus Spike Protein, SARS CoV, SARS CoV S glycoprotein, SARS CoV Spike protein, SARSCoV, SARS-CoV S protein, SARS-COV Spike, Severe acute respiratory syndrome spike glycoprotein, Severe acute respiratory syndrome virus spike glycoprotein, Spike glycoprotein, VGL2, COVID-19 Spike, SARS-COV-2 S protein, SARS-COV-2 Spike glycoprotein, SARSCOV2 Spike protein

Additional SARS Spike Protein Products

Product Documents for SARS Spike Protein Antibody - BSA Free

Certificate of Analysis

To download a Certificate of Analysis, please enter a lot or batch number in the search box below.

Product Specific Notices for SARS Spike Protein Antibody - BSA Free

This product is for research use only and is not approved for use in humans or in clinical diagnosis. Primary Antibodies are guaranteed for 1 year from date of receipt.

Citations for SARS Spike Protein Antibody - BSA Free

Customer Reviews for SARS Spike Protein Antibody - BSA Free (1)

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Showing  1 - 1 of 1 review Showing All
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  • Sars Spike Protein Antibody
    Name: Anonymous
    Application: Western Blot
    Sample Tested: SARS-CoV-2 spike transfected 293T cell lysate
    Species: Human
    Verified Customer | Posted 10/02/2020
    SARS-CoV-2 spike overexpressed 293T cell lysate Antibody dilution: 1:3000 and two bands for full length spike and cleaved S2 were shown, respectively.
    SARS Spike Protein Antibody - BSA Free NB100-56578

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Protocols

Find general support by application which include: protocols, troubleshooting, illustrated assays, videos and webinars.

FAQs for SARS Spike Protein Antibody - BSA Free

Showing  1 - 4 of 4 FAQs Showing All
  • Q: Do you know if Sars Spike Protein Antibody (16F1071) will cross react with SARS-2?

    A: NBP2-24746 has no similarity unfortunately. However, NBP2-24808, NBP2-24942, and NB100-56578 have 100% sequence homology with the SARS-CoV-2 Spike Protein.

  • Q: Hello can you help me to identify detection antibody for COvid-19 spike protein? NB100-56578 is for spike of the Covid-19 not for the original SARS virus correct?

    A: NB100-56578 was originally developed to the original SARS virus, but the homology of the target sequence of this antibody to the spike protein for COVID-19 is identical, so we can guarantee that it will work for COVID-19 detection.

  • Q: I am looking for a primary antibody to sars spike protein to the new COVID-19.

    A: NBP1-28850, NB100-56578, NBP2-24808, NBP2-24942 have 100% homology to the new SARS-CoV-2 virus.

  • Q: The spec sheet says that NB100-56578 species cross reactivity 100% wonder what that means…

    A: It means we have blasted homology between our immunogens and COVID19, and this one is 100% homologous. However, we do not have COVID19 samples to validate with, so it is predicted to work on COVID19.

  • Q: Do you know if Sars Spike Protein Antibody (16F1071) will cross react with SARS-2?

    A: NBP2-24746 has no similarity unfortunately. However, NBP2-24808, NBP2-24942, and NB100-56578 have 100% sequence homology with the SARS-CoV-2 Spike Protein.

  • Q: Hello can you help me to identify detection antibody for COvid-19 spike protein? NB100-56578 is for spike of the Covid-19 not for the original SARS virus correct?

    A: NB100-56578 was originally developed to the original SARS virus, but the homology of the target sequence of this antibody to the spike protein for COVID-19 is identical, so we can guarantee that it will work for COVID-19 detection.

  • Q: I am looking for a primary antibody to sars spike protein to the new COVID-19.

    A: NBP1-28850, NB100-56578, NBP2-24808, NBP2-24942 have 100% homology to the new SARS-CoV-2 virus.

  • Q: The spec sheet says that NB100-56578 species cross reactivity 100% wonder what that means…

    A: It means we have blasted homology between our immunogens and COVID19, and this one is 100% homologous. However, we do not have COVID19 samples to validate with, so it is predicted to work on COVID19.

  • Q: Do you know if Sars Spike Protein Antibody (16F1071) will cross react with SARS-2?

    A: NBP2-24746 has no similarity unfortunately. However, NBP2-24808, NBP2-24942, and NB100-56578 have 100% sequence homology with the SARS-CoV-2 Spike Protein.

  • Q: Hello can you help me to identify detection antibody for COvid-19 spike protein? NB100-56578 is for spike of the Covid-19 not for the original SARS virus correct?

    A: NB100-56578 was originally developed to the original SARS virus, but the homology of the target sequence of this antibody to the spike protein for COVID-19 is identical, so we can guarantee that it will work for COVID-19 detection.

  • Q: I am looking for a primary antibody to sars spike protein to the new COVID-19.

    A: NBP1-28850, NB100-56578, NBP2-24808, NBP2-24942 have 100% homology to the new SARS-CoV-2 virus.

  • Q: The spec sheet says that NB100-56578 species cross reactivity 100% wonder what that means…

    A: It means we have blasted homology between our immunogens and COVID19, and this one is 100% homologous. However, we do not have COVID19 samples to validate with, so it is predicted to work on COVID19.

  • Q: Do you know if Sars Spike Protein Antibody (16F1071) will cross react with SARS-2?

    A: NBP2-24746 has no similarity unfortunately. However, NBP2-24808, NBP2-24942, and NB100-56578 have 100% sequence homology with the SARS-CoV-2 Spike Protein.

  • Q: Hello can you help me to identify detection antibody for COvid-19 spike protein? NB100-56578 is for spike of the Covid-19 not for the original SARS virus correct?

    A: NB100-56578 was originally developed to the original SARS virus, but the homology of the target sequence of this antibody to the spike protein for COVID-19 is identical, so we can guarantee that it will work for COVID-19 detection.

  • Q: I am looking for a primary antibody to sars spike protein to the new COVID-19.

    A: NBP1-28850, NB100-56578, NBP2-24808, NBP2-24942 have 100% homology to the new SARS-CoV-2 virus.

  • Q: The spec sheet says that NB100-56578 species cross reactivity 100% wonder what that means…

    A: It means we have blasted homology between our immunogens and COVID19, and this one is 100% homologous. However, we do not have COVID19 samples to validate with, so it is predicted to work on COVID19.

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