Your Good Partner in Biology Research

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SARS-CoV-2: Nucleoprotein｜Spike protein｜S (RBD) protein｜N Antibody｜S Antibody｜N IgG Ab ELISA Kit

D614G and Other S1 Mutants of SARS-CoV-2

CUSABIO provides several protein reagents of SARS-CoV-2-S mutants with high quality, including RBD (V367F), RBD (W436R), RBD (G476S), RBD (V483A), S1 (D614G).

Human Novel Coronavirus Spike Glycoprotein RBD (SARS-CoV-2 S RBD) IgG Antibody ELISA Kit For Research Use Only

High Sensitivity, High Specificity, and High Security.

2019 Novel Coronavirus (SARS-CoV-2)

CUSABIO provides related antigen products (N protein and S protein), antibody products (N antibody and S antibody) and Nucleoprotein IgG ELISA Kit with high quality.

Aug 1st 2020 - Oct 31th 2020

CUSABIO Exosome isolation kit provides a simple and reliable method to extract intact exosomes from the cell culture supernatant, serum, plasma, latex, urine, saliva.

● High Purity
● High Yield
● High Efficiency

Try the additional antibodies with only $49.9/20μg(μl)

Thousands of high quality Free monoclonal antibodies for application, including PD-L1, OCT4, TBA1A, NES, NANOG, CDH1, CD14, CD19, CD31, CD44, CD146, HA-Tag, Flag-Tag, E-Tag, GFAP, GAPDH, etc.

SARS-CoV-2-S Mutants
SARS-CoV-2 ELISA Kit
2019 Novel Coronavirus
Protein Time-limited Promotion
Exosome Isolation Kit
Get one trial sample for free!

CUSABIO, Your Good Partner in Biology Research

As a manufacturer of antibodies, proteins, ELISA kits and related reagents, our only mission is to provide the best products and related custom service to researchers so that they can have a good starting for the next breakthrough.

Why Choose CUSABIO

Cusabio offers RT-PCR Primers, Clone, and Tools Enzyme for Molecular Biology research.

100% Quality Guarantee

CUSABIO puts quality first.
We are here to promise you all CUSABIO products have passed the QC standard described in the COA.
If any products fail to work as stated, our technical team will work with you to fix the issue. If the process doesn't go well, CUSABIO will provide you with a free replacement or a 100% refund for the product.

Global Presence

After more than 10 years'effort, CUSABIO has distributors covering most countries and areas all over the world. They can always provide efficient services for you.

Affordable Price

CUSABIO always keeps on improving production efficiency and controlling the cost under the premise in quality so that we can provide products and services for customers at affordable price.

No-risk Protein Custom Service

Risk-free: Do not charge by steps. No protein, No charge. For proteins within 800aa, CUSABIO offers no-risk custom service. The cost starts at $535. Our 5 expression system, 39 kinds of tags, Secondary AKTA-SEC purification, etc. will bring you perfect service. More details >>

Hot Categories

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Infectious Diseases

Infectious diseases are caused by pathogenic microorganisms, such as bacteria, viruses, parasites or fungi.

Cytokines

Cytokines are a large group of proteins that are important in cell signaling. They are produced by a broad range of cells.

Cell Marker

All cells express characteristic markers that can be used to help distinguish unique cell types.

New Products Launch

CUSABIO is committed to antibodies and proteins R&D, and aims to be the better partner in your science research.

COVID-19 Cytokine Storm

COVID-19 cytokine storm acturally refers to the cytokine storm caused by COVID-19 (a disease caused by SARS-CoV-2 infection).

Immune Checkpoint

Immune checkpoints are regulators of immune activation by regulating the antigen recognition of T cell receptor (TCR) in the process of immune response.

Drug Target Proteins

CUSABIO Drug Target Proteins
High Purity, Low Endotoxin, Validated Activity, In Stock.

Time-limited Promotion

20% OFF CUSABIO In-stock Protein Time-limited Promotion

The Latest Publication Products

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Mouse IL4I1 ELISA kit referenced in "IL4I1 Is a Metabolic Immune Checkpoint that Activates the AHR and Promotes Tumor Progression". Journal of Cell, 2020.

Human IL-26 ELISA Kit referenced in "Single-cell atlas of colonic CD8+ T cells in ulcerative colitis". Journal of Nature Medicine, 2020.

Human PDGF-BB ELISA kit / Mouse PF-4 ELISA Kit / Human PF-4 ELISA Kit / Mouse β-TG ELISA Kit / Human β-TG ELISA Kit / Mouse TNF-α ELISA KIT / Human TNF-α ELISA KIT / Mouse P-Selectin ELISA kit referenced in " Reduced Platelet miR-223 Induction in Kawasaki Disease Leads To Severe Coronary Artery Pathology Through a miR-223/PDGFRβ Vascular Smooth Muscle Cell Axis". Journal of CIRCULATION RESEARCH, 2020.

GPR146 Antibody referenced in "Hypercholesterolemia risk-associated GPR146 is an orphan G-protein coupled receptor that regulates blood cholesterol levels in humans and mice". Journal of Cell Research, 2020.

GST Monoclonal Antibody referenced in "The α-tubulin of Laodelphax striatellus mediates the passage of rice stripe virus (RSV) and enhances horizontal transmission". Journal of PLoS Pathog, 2020.