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SARS-CoV-2 Spike Glycoprotein (S1) RBD, His-Tag (HEK293)
SARS-CoV-2 Spike S1 RBD is a recombinant receptor-binding domain antigen, expressed in HEK293 cells and purified from culture supernatant with a His-tag to These proteins can be used as diagnostic standard antigens, targets of neutralizing antibodies and in the development of antibodies to detect SARS-CoV-2 in patients.
SARS-CoV-2 Spike Glycoprotein (S1), His-Tag (Insect Cells)
SARS-CoV-2 (formerly known as Novel Coronavirus 2019-nCoV) Spike Glycoprotein (S1) is a recombinant antigen which contains the Spike protein amino acids 1-674 of subunit 1. Spike S1 protein is manufactured to high yield and purity using the Native Antigens baculovirus-insect cell platform. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Spike Glycoprotein (S1), Sheep Fc-Tag (CHO)
SARS-CoV-2 (formerly known as Novel Coronavirus 2019-nCoV) Spike Glycoprotein (S1) is a recombinant antigen which contains amino acids 1-674 of subunit 1. Spike S1 protein is manufactured in CHO mammalian cells to SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Spike Glycoprotein (S1), Sheep Fc-Tag (HEK293)
SARS-CoV-2 (formerly known as Novel Coronavirus 2019-nCoV) Spike Glycoprotein (S1) is a recombinant antigen which contains amino acids 1-674 of subunit 1. Spike S1 protein is manufactured in HEK293 mammalian cells to obtain more authentic post-translational modifications, compared to other expression systems. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease. Horseradish peroxidase (HRP) conjugated protein is also available ready for use in various immunochemical assays including Western blotting, immunohistochemistry, ELISA applications and double‐antigen bridging assays (DABA).
SARS-CoV-2 Spike Glycoprotein (S2) (aa 1000-1200), His-Tag (E. coli)
SARS-CoV-2 Spike Glycoprotein (S2) is a recombinant antigen manufactured in E. coli and containing the Spike subunit 2 immunodominant region (amino acids 1000 to 1200). SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Spike Glycoprotein (S2) (aa 800-1000), His-Tag (E. coli)
SARS-CoV-2 Spike Glycoprotein (S2) is a recombinant antigen manufactured in E. coli and containing the Spike subunit 2 immunodominant region (amino acids 800 to 1000). SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Spike Glycoprotein (S2), His-Tag (Insect Cells)
SARS-CoV-2 Spike Glycoprotein (S2) is a recombinant antigen which contains the Spike protein amino acids 685-1211 of subunit 2. Spike S2 protein is manufactured to high yield and purity using the Native Antigens baculovirus-insect cell platform. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Spike Glycoprotein (S2), Sheep Fc-Tag (CHO)
SARS-CoV-2 (formerly known as Novel Coronavirus 2019-nCoV) Spike Glycoprotein (S2) is a recombinant antigen which contains the Spike subunit 2 protein, amino acids 685-1211. Spike S2 protein is manufactured in CHO mammalian cells to SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Spike Glycoprotein (S2), Sheep Fc-Tag (HEK293)
SARS-CoV-2 (formerly known as Novel Coronavirus 2019-nCoV) Spike Glycoprotein (S2) is a recombinant antigen which contains the Spike subunit 2 protein, amino acids 685-1211. Spike S2 protein is manufactured in HEK293 mammalian cells to obtain more authentic post-translational modifications, compared to other expression systems. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease. Horseradish peroxidase (HRP) conjugated protein is also available ready for use in various immunochemical assays including Western blotting, immunohistochemistry, ELISA applications and double‐antigen bridging assays (DABA).
SARS-CoV-2 Spike Glycoprotein (Trimeric), His-Tag (CHO)
SARS-CoV-2 trimeric spike glycoprotein is manufactured in CHO cells to high yield and purity. Protein has proline substitutions at residues 986 and 987, a GSAS substitution at the furin cleavage site (residues 682–685), and a C-terminal His-tag. HRP conjugated protein also available. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Spike Glycoproteins (S1), Sheep Fc-Tag (HEK293/CHO Cell Duo Pack)
This SARS-CoV-2 Spike Duo Pack contains recombinant subunit 1 (S1) proteins manufactured in both HEK293 and CHO cells, for comparative analysis of expression host-cell differences, including post-translational modifications (PTMs) such as glycosylation. These proteins can be used in conjunction to investigate glycan-dependent differences in ACE2 binding affinities and susceptibility to neutralization by monoclonal antibodies or polyclonal sera.
SARS-CoV-2 Spike Glycoproteins (S2), Sheep Fc-Tag (HEK293/CHO Cell Duo Pack)
This SARS-CoV-2 Spike Duo Pack contains recombinant subunit 2 (S2) proteins manufactured in both HEK293 and CHO cells, for comparative analysis of expression host-cell differences, including post-translational modifications (PTMs) such as glycosylation. These proteins can be used in conjunction to investigate glycan-dependent differences in ACE2 binding affinities and susceptibility to neutralization by monoclonal antibodies or polyclonal sera.
SARS-CoV-2 Spike N-Terminal Domain (NTD), His-Tag (HEK293)
Recombinant SARS-CoV-2 Spike protein N-terminal domain (NTD). This domain shows the lowest sequence ID compared to SARS-CoV Spike protein. The protein is produced in HEK293 cells and purified from culture supernatant by affinity chromatography. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Spike N-Terminal Domain (NTD), Sheep Fc-Tag (HEK293)
Recombinant SARS-CoV-2 Spike protein N-terminal domain (NTD) is manufactured in HEK293 cells and purified to greater than 95% purity from culture supernatant with a sheep Fc-tag. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Spike-E-M Mosaic Protein, His-Tag (E. coli)
SARS-CoV-2 Spike-E-M Mosaic protein is a recombinant antigen manufactured in E. coli with greater than 95% purity, and containing the Spike (S), Envelope (E) and Membrane (M) immunodominant regions. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
SARS-CoV-2 Stabilized Spike Glycoprotein (Full-Length), His-Strep-Tag (HEK293)
SARS-CoV-2 Stabilized Spike (full-length) is a recombinant antigen which contains 6 mutations in S2 which stabilises the protein as a pre-fusion trimer. The protein was produced according to Hsieh et al. in HEK293 cells and purified from culture supernatant by affinity chromatography. SARS-CoV-2, previously known as the 2019 Novel Coronavirus (2019-nCoV), causes the pandemic COVID-19 disease.
Severe Fever with Thrombocytopenia Syndrome Virus Nucleoprotein
Recombinant Severe Fever with Thrombocytopenia Virus Nucleoprotein incorporating a N-terminal 6xHis-tag expressed in mammalian HEK293 mammalian cells, at 95% purity.
Sheep Anti- Ebola Virus
Sheep polyclonal antibody raised against Ebola virus VLPs, purified by Protein G affinity chromatography.
Sheep Anti-Chikungunya Virus
Sheep polyclonal antibody raised against Chikungunya virus VLPs, purified by Protein G affinity chromatography.
Sheep Anti-CMV Pentamer
Sheep polyclonal antibody raised against Cytomegalovirus Pentamer protein, purified by Protein G affinity chromatography.
Shigella Species Cells, Heat-Inactivated
Heat-killed Shigella boydii, Shigella flexneri, and Shigella dysenteriae cells in dextran solution. Antigen is intended for use as a positive control in immunoassay development for Shigella detection. Part of the BacTrace® range of antigens and antibodies.
Staphylococcus Aureus Cells, Heat-Inactivated
Heat-killed Staphylococcus aureus cells in dextran solution. Antigen is intended for use as a positive control in immunoassay development for Staphylococcus detection. Part of the BacTrace® range of antigens and antibodies.
Streptavidin-AP Conjugate
Streptavidin-AP conjugate is a recombinant protein purified from E. coli. It is supplied as a purified product conjugated to the enzyme alkaline phosphatase (AP). This reagent may be used as a detection reagent for biotin conjugated primary antibodies in immunoassay applications.
Streptavidin-FITC Conjugate
Streptavidin-FITC conjugate is a recombinant protein purified from E. coli. It is supplied as a purified product conjugated to Fluorescein isothiocyanate (FITC). This reagent may be used as a detection reagent for biotin conjugated primary antibodies in immunoassay applications.
Streptavidin-HRP Conjugate
Streptavidin HRP conjugate is a recombinant protein purified from E. coli. It is supplied as a purified product conjugated to the enzyme horseradish peroxidase (HRP). This reagent may be used as a detection reagent for biotin-conjugated primary antibodies for immunoassay applications.
Streptococcus Agalactiae Cells, Heat-Inactivated
Heat-killed Streptococcus agalactiae cells in dextran solution. Antigen is intended for use as a positive control in immunoassay development for Streptococcus detection. Part of the BacTrace® range of antigens and antibodies.
Streptococcus Pneumoniae Antigen, Native Extract
Streptococcus pneumoniae antigen (native extract), harvested from culture and inactivated.
Streptococcus Pyogenes Cells, Heat-Inactivated
Heat-killed Streptococcus pyogenes cells in dextran solution. Antigen is intended for use as a positive control in immunoassay development for Streptococcus detection. Part of the BacTrace® range of antigens and antibodies.
Sudan Ebola virus Boniface 1976 Glycoprotein (GP)
Sudan Ebola Virus (SEBOV) Boniface 1976 Envelope Glycoprotein (GP) is a recombinant protein produced in HEK293 cells. SEBOV GP has been developed for use in immunoassay and vaccine development.
Tetanus Toxin, Recombinant Heavy Chain Fragment C
Tetanus toxin, heavy chain fragment C is a recombinant protein that is devoid of the toxin’s enzymatic activity but contains the binding site necessary for uptake of the toxin by neurons, and is the most immunogenic part of the toxin. Fragment C contains the powerful T cell epitopes of tetanus toxin without the toxicity.
Tick-Borne Encephalitis Virus (Far Eastern) NS1 Protein
Recombinant Tick-Borne Encephalitis Virus (Far Eastern) NS1 protein produced in mammalian HEK293 human cells, incorporating a C-terminal 6x His-tag. Purity greater than 90%.
Tick-Borne Encephalitis Virus (European)NS1 Protein
Recombinant Tick-Borne Encephalitis Virus European (European) NS1 protein produced in mammalian HEK293 human cells, incorporating a C-terminal 6x His-tag. Purity greater than 90%.
Tick-Borne Encephalitis Virus (Siberian) NS1 Protein
Recombinant Tick-Borne Encephalitis Virus (Siberian) NS1 protein produced in mammalian HEK293 human cells, incorporating a C-terminal 6x His-tag. Purity greater than 90%.
Tick-Borne Encephalitis Virus Lysate (Strain Moscow B-4)
Tick-Borne Encephalitis Virus Lysate (Strain Moscow B-4) is a highly purified native antigen which has been manufactured for the detection of IgG and IgM antibodies against TBE. Custom sizes and bulk quantities available; please inquire here.
Toscana Virus Glycoprotein 2 (Gc), Human Heterodimeric Fc-tag
Recombinant Toscana virus glycoprotein G2 (Gc) is manufactured in HEK293 cells with C-terminal human heterodimeric Fc-tag.
Toxoplasma Gondii Deoxycholate Lysate
concentrated source of Toxoplasma gondii tachyzoite antigens, lysed and inactivated with deoxycholate buffer.
Toxoplasma gondii IgG antigen, RH strain
A concentrated source of Toxoplasma gondii tachyzoite antigens, optimised for IgG detection.
Toxoplasma gondii IgM antigen
A highly purified source of Toxoplasma gondii membrane antigens, optimised for IgM detection.
Toxoplasma Gondii SAG2 Protein
Toxoplasma gondii SAG2 protein is a recombinant antigen manufactured in E. coli cells and is appropriate for use in immunoassay development and other applications.
Trichomonas Vaginalis Antigen
This Trichomonas antigen is supplied as washed and lysed purified Trichomonas vaginalis protozoa. Our Trichomonas antigens are suitable for IVD kit manufacture or research. Custom bulk quantities are also available on request.
Usutu Virus NS1 Protein
Recombinant Usutu Virus NS1 protein produced in mammalian HEK293 human cells, incorporating a C-terminal 6x His-tag. Purity greater than 95%.
Varicella-Zoster Virus Heterodimer gE/gI (HEK293), His-tag
Varicella Zoster virus glycoprotein E (gE) glycoprotein I (gI) heterodimer. The heterodimer is labelled with a C-terminal His-tag on gE only. The protein complex was produced in HEK293 cells and purified from culture supernatant by immobilised metal affinity chromatography.
Vibrio Species Cells, Heat-Inactivated
Heat-killed Vibrio species cells in dextran solution. Antigen is intended for use as a positive control in immunoassay development for Vibrio detection. Part of the BacTrace® range of antigens and antibodies.
Wesselsbron Virus NS1 Protein
Recombinant Wesselsbron virus NS1 protein produced in mammalian HEK293 cells, incorporating a C-terminal 6x His-tag.
West Nile Virus Envelope Protein
Recombinant West Nile Virus Envelope protein, comprising amino-acids 261-692 of the polyprotein and incorporating a C-terminal 6X His tag, produced in mammalain HEK293 human cells.
West Nile Virus Lysate (NY 2001-6263 strain)
Purified heat inactivated lysate of native West Nile Virus (NY 2001-6263 strain) infected Vero cells.
West Nile Virus NS1 Protein
Recombinant West Nile Virus NS1 protein produced in mammalian HEK293 human cells, incorporating a C-terminal 6x His-tag.
Yellow Fever virus Envelope C-terminal His-tag (Insect Cells)
Yellow Fever virus Envelope produced in Sf21 insect cells and purified from culture supernatant of recombinant baculovirus infected cells.
Yellow Fever Virus Envelope Protein, Sheep Fc-Tag
This Yellow Fever virus Envelope protein with sheep Fc-tag has been manufactured in insect cells in response to the need for a highly purified, concentrated protein for use in further vaccine development and serological based diagnostic assays.
Yellow Fever Virus Lysate (17D strain)
Purified heat inactivated lysate of native Yellow Fever Virus (17D strain) infected Vero cells.