Partial Popular Mutants from SARS-CoV-2 Variants

CUSABIO has developed and produced a series of high-quality mutant antigens with various tag. Most of these mutant antigens have been validated in bioactivity.

Recombinant Human Claudin-18.2

Full Length • Mammalian Cell • Activity Validated

High Inter-batch Consistency • High Stability

COVID-19 Antibody Reagents For Research Use Only

CUSABIO has developed a large collection of antibody reagents including the N Antibody, S Antibody, S RBD Nanobody Antibody, N Antibody Pair, S RBD Antibody Pair.

Recombinant Antibodies for Drug Discovery

• High Activity

• Good Specificity

Only USD$150/kit (free shipping)

CUSABIO provides 24T trial size for all ELISA kits except food safety ELISA kits.

* The sample kit cost can be deducted from your subsequent orders of 96T full size kits of the same analyte at 1/5 per kit, until depleted in 6 months.

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

SARS-CoV-2 Variants
CLDN18.2
COVID-19 Antibodies
Recombinant Antibodies for Drug Discovery
24T ELISA Kit Trial Size
Exosome Isolation Kit

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.

SARS-CoV-2 (COVID-19 virus) Research

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Nucleoprotein proteins and antibodies

CUSABIO provides 6 recombinant nucleoprotein and 7 N Antibodies (3 recombinant antibodies) for SARS-CoV-2 research.More>>

Spike Glycoprotein proteins and antibodies

CUSABIO provides 15 recombinant spike proteins (S, S-S1, S-RBD) and 8 S antibodies for SARS-CoV-2 research.More>>

SARS-CoV-2 ELISA Kits

CUSABIO has developed 3 types of ELISA kits to help you in SARS-CoV-2 research, including antigen detection ELISA kit (N and S), antibody detection ELISA kit (N IgG, S IgG, N/S1 IgG, S1 RBD IgG and S1 RBD IgM) and neutralizing antibody ELISA kit.More>>

Mutation Antigens in Spike Protein of SARS-CoV-2

CUSABIO have developed several SARS-CoV-2 Spike S1 mutation recombinant proteins, including RBD (V367F), RBD (W436R), RBD (G476S), RBD (V483A), RBD (K417N), RBD (E484K) and S1 (D614G). All of these proteins are validated in SDS-PAGE and function ELISA.More>>

The ELISA Kits for COVID-19 Cytokine Storm

COVID-19 cytokine storm actually refers to the cytokine storm caused by COVID-19. CUSABIO provides a series of ELISA kits of cytokine storm caused by coronavirus infection, including IFNγ, IL10, IL12A, IL15 and so on.More>>

Potential Targets Reagents of SARS-CoV-2 Invasion

CUSABIO collect the potential targets of SARS-CoV-2 invasion, such as ACE2 and CD147. And we list the related reagents in one page, including proteins, antibodies and ELISA kits.More>>

Hot Categories

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Coronavirus Antigens

CUSABIO provides a series of antigens of various coronaviruses, including SARS-CoV, MERS-CoV, SARS-CoV-2, HCoV-229E, HCoV-NL63 etc.

Animal Free Cytokines

CUSABIO has provided many animal free cytokines covered most of factors commonly used in cell culture.

G protein-Coupled Receptor

G protein-coupled receptor (GPCR), also known as seven α-helices transmembrane segment receptors, is a general term for a large class of membrane protein receptors.

New Products Launch

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

Drug Target Proteins

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

Tag/Control Antibodies

CUSABIO Tag/Control Antibodies include highly specific monoclonal and polyclonal epitope tag antibodies to the most common tags used by researchers.

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.

Biotinylated Proteins

CUSABIO has developed several biotinylated proteins by Avitag technology, which mainly contains two ways, Avi label in vivo and vitro biotin label technologies.

The Latest Publication Products

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Mouse GPI ELISA Kit referenced in "The chemokine CCL1 triggers an AMFR-SPRY1 pathway that promotes differentiation of lung fibroblasts into myofibroblasts and drives pulmonary fibrosis". Immunity, 2021.

Mouse HMGB-1 ELISA Kit / Mouse IL-12 ELISA KIT / Mouse IL-2 ELISA Kit / Mouse TGF-β1 ELISA Kit / Mouse IL-6 ELISA Kit referenced in "Secretions from hypochlorous acid-treated tumor cells delivered in a melittin hydrogel potentiate cancer immunotherapy". Bioactive Materials, 2021.

GSDMD Antibody referenced in "Guanylate-Binding Protein-Dependent Noncanonical Inflammasome Activation Prevents Burkholderia thailandensisInduced Multinucleated Giant Cell Formation". MBio, 2021.

HNRNPA1 Antibody referenced in "Aristolactam BIII, a naturally derived DYRK1A inhibitor, rescues Down syndrome-related phenotypes". Phytomedicine, 2021.

Recombinant Human Novel Coronavirus Spike glycoprotein(S) (D614G), partial (Active) referenced in "Screening of potent neutralizing antibodies against SARS-CoV-2 using convalescent patients-derived phage-display libraries.". Cell Discovery, 2021.

CUSABIO, Your Good Partner in Biology Research

SARS-CoV-2 (COVID-19 virus) Research

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The Latest Publication Products