Antigens & Antibodies

SARS-CoV-2 (B.1.1.529/Omicron) Spike Glycoprotein (S1), His-Tag (CHO) | REC32009 from Native Antigen is available for delivery. SARS-CoV-2 Omicron Spike (CHO) protein. Recombinant SARS-CoV-2 Spike protein S1 (A67V, Δ69-70, T95I,...

SARS-CoV-2 (B.1.1.529/Omicron) Spike Glycoprotein (S1) RBD, His-Tag (HEK293) | REC32007 from Native Antigen is available for delivery. SARS-CoV-2 (B.1.1.529/Omicron) Spike RBD (receptor binding domain) protein. Relative to Wuhan-Hu-1 this protein has...

SARS-CoV-2 (B.1.1.529/Omicron) Spike Glycoprotein (S1), Sheep Fc-Tag (HEK293) | REC32006 from Native Antigen is available for delivery. SARS-CoV-2 (B.1.1.529/Omicron) Spike subunit 1 protein. Relative to Wuhan-Hu-1 this protein has following amino acid...

MOUSE ANTI-SFTSV NUCLEOPROTEIN ANTIBODY (JA4) SFTSV Nucleoprotein antibody (JA4) is an unconjugated mouse monoclonal antibody against Severe Fever with Thrombocytopenia Syndrome Virus (SFTSV) Nucleoprotein.   PRODUCT DETAILS – MOUSE ANTI-SFTSV...

MOUSE ANTI-SFTSV NUCLEOPROTEIN ANTIBODY (DC12) SFTSV Nucleoprotein antibody (DC12) is an unconjugated mouse monoclonal antibody against Severe Fever with Thrombocytopenia Syndrome Virus (SFTSV) Nucleoprotein.   PRODUCT DETAILS – MOUSE...

MOUSE ANTI-SFTSV NUCLEOPROTEIN ANTIBODY (AF10) SFTSV Nucleoprotein antibody (AF10) is an unconjugated mouse monoclonal antibody against Severe Fever with Thrombocytopenia Syndrome Virus (SFTSV) Nucleoprotein.   PRODUCT DETAILS – MOUSE...

YELLOW FEVER VIRUS NS1 PROTEIN Yellow Fever Virus NS1 protein is produced entirely from human cell lines using state-of-the-art expression techniques, the same approach which NAC used to develop its well received Dengue Virus NS1 serotypes and West Nile...

YELLOW FEVER VIRUS LYSATE (17D STRAIN) Yellow Fever Virus lysate has been manufactured to provide a consistent source of Yellow Fever Virus (YFV) antigens. This material has been produced by culturing Yellow Fever virus (17D strain) in the Vero cell...

YELLOW FEVER VIRUS ENVELOPE PROTEIN, SHEEP FC-TAG This Yellow Fever virus Envelope protein 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...

YELLOW FEVER VIRUS ENVELOPE PROTEIN, HUMAN HETERODIMERIC FC-TAG Recombinant Yellow Fever virus Envelope protein sequence corresponds to amino acids 287-678 of the polyprotein. The transmembrane portion of the wildtype protein has been replaced with a...

WEST NILE NS1 PROTEIN NAC’s West Nile Virus NS1 protein is produced entirely from human cell lines using state-of-the-art expression techniques, the same approach which NAC used to develop its well received DENV NS1 (4 serotypes) and YFV NS1...

WEST NILE VIRUS LYSATE (NY 2001-6263 STRAIN) West Nile Virus lysate has been manufactured to provide a consistent source of West Nile virus (WNV) antigens. This material has been produced by culturing West Nile virus (NY 2001-6263 strain) in the Vero...

WEST NILE VIRUS ENVELOPE PROTEIN The Native Antigen Company produce West Nile Virus Envelope protein in a proprietary mammalian cell expression system. This protein is the full length ectodomain, including domains I, II and III. The protein is...

WESSELSBRON VIRUS NS1 PROTEIN Wesselsbron virus NS1 protein is manufactured in human cell lines using state-of-the-art expression techniques, taking the same approach NAC used to produce its other popular NS1 proteins. This Wesselsbron NS1 protein is a...

VARICELLA-ZOSTER VIRUS HETERODIMER GE/GI (HEK293), HIS-TAG Varicella-Zoster virus heterodimer gE/gI is manufactured in HEK293 cells and purified by affinity chromatography to greater than 95% purity.   PRODUCT DETAILS – VARICELLA-ZOSTER VIRUS...

VACCINIA VIRUS B18R PROTEIN This Vaccinia virus B18R protein is derived from B18R gene of the Western reserve strain (Accession # P25213) expressing His20- Glu351, and is fused with a polyhistidine tag at the C-terminus. The total calculated MW is 40...

USUTU VIRUS NS1 PROTEIN Usutu virus NS1 protein 1 (Non-Structural 1) has been manufactured in response to the unmet need for highly purified, concentrated protein for use in serological based diagnostic assays. Usutu virus NS1 protein is engineered in...

TRICHOMONAS VAGINALIS ANTIGEN Our 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...

TOXOPLASMA GONDII SAG2 PROTEIN Toxoplasma gondii SAG2 protein is a recombinant antigen manufactured in E. coli cells for immunoassay development and other applications.   PRODUCT DETAILS – TOXOPLASMA GONDII SAG2 PROTEIN Recombinant Toxoplasma...

TOXOCARA CANIS ANTIGEN Toxocara canis antigen has been manufactured for use in the detection of antibodies against T. canis for immunoassay development or other applications.   PRODUCT DETAILS – TOXOCARA CANIS ANTIGEN Toxocara canis antigen...

TOSCANA VIRUS GLYCOPROTEIN 2 (GC), HUMAN HETERODIMERIC FC-TAG Recombinant gene product from Toscana virus glycoprotein 2, corresponding to amino acid 838-1304 of the M segment polyprotein. A glycine-serine linker and a human IgG1 Fc-tag was fused to the...

TICK-BORNE ENCEPHALITIS VIRUS NS1 PROTEIN Tick-Borne Encephalitis Virus NS1 protein is produced entirely from human cell lines using state-of-the-art expression techniques, the same approach which NAC used to develop its well-received Dengue Virus NS1...

TICK-BORNE ENCEPHALITIS VIRUS LYSATE (STRAIN MOSCOW B-4) Tick-Borne Encephalitis Virus Lysate (Strain Moscow B-4) has been manufactured for the detection of IgG and IgM antibodies against TBE.   PRODUCT DETAILS – TICK-BORNE ENCEPHALITIS VIRUS...

TICK-BORNE ENCEPHALITIS VIRUS ENVELOPE PROTEIN, MOUSE FC-TAG Recombinant TBEV Envelope protein (amino acids 267-675) was C-terminally tagged using a 15 amino acid glycine-serine linker and a mouse IgG2a Fc-tag.   PRODUCT DETAILS – TICK-BORNE...

TICK-BORNE ENCEPHALITIS VIRUS ENVELOPE PROTEIN, HUMAN FC-TAG Recombinant TBEV Envelope protein (amino acids 267-675), C-terminally tagged using a 15 amino acid glycine-serine linker and a human IgG1 Fc-tag.   PRODUCT DETAILS – TICK-BORNE...

TETANUS TOXOID, RECOMBINANT HEAVY CHAIN FRAGMENT C Tetanus toxoid, recombinant 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...

STREPTOLYSIN O (HEMOLYTIC STREPTOCOCCUS), ACTIVE Recombinant Streptolysin O, highly purified from E. coli over-expressing SLO of Group C hemolytic Streptococci (6xHis-tagged to the signal peptide removed N-terminal of SLO). Functional in membrane pore...

STREPTOCOCCUS PNEUMONIAE ANTIGEN, NATIVE EXTRACT This product is a native extract of inactivated Streptococcus pneumoniae antigen taken from culture.   PRODUCT DETAILS – STREPTOCOCCUS PNEUMONIAE ANTIGEN, NATIVE EXTRACT Streptococcus...

SHEEP ANTI-EBOLA VIRUS The Native Antigen Company Sheep anti Ebola virus antibody has been raised against recombinant EBOV virus like particles (VLPs), expressed in mammalian cells. These VLPs are comprised of EBOV Nucleoprotein (NP), glycoprotein (GP)...

SHEEP ANTI-CMV PENTAMER Sheep anti CMV pentamer antibody has been raised against recombinant CMV gH pentameric complex, expressed in mammalian cells. The Cytomegalovirus (CMV) gH pentamer complex is expressed on all wildtype hCMV strains but is notably...

SHEEP ANTI-CHIKUNGUNYA VIRUS Sheep anti Chikungunya virus antibody has been raised against recombinant CHIKV VLPs, expressed in mammalian cells. These VLPs are comprised of E1 and E2 envelope proteins, along with Capsid protein. The antibody has been...

SEVERE FEVER WITH THROMBOCYTOPENIA SYNDROME VIRUS NUCLEOPROTEIN At The Native Antigen Company we have developed recombinant SFSTV Nucleoprotein, expressed in mammalian HEK293 cells. The protein comprises amino-acids 2-245, and incorporates an N-terminal...

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 and containing the Spike (S), Envelope (E) and Membrane (M) immunodominant regions. SARS-CoV-2, previously known...

SARS-COV-2 SPIKE PROTEIN NEUTRALIZING NANOBODY (L38) Recombinant Llama VHH Antibody for studying neutralization of SARS-CoV-2 and detection of Spike glycoprotein. Neutralizing activity validated for wild type Spike protein RBD and RBD (N501Y) variants...

SARS-COV-2 SPIKE PROTEIN NEUTRALIZING NANOBODY (L25) Recombinant Llama VHH Antibody for studying neutralization of SARS-CoV-2 and detection of Spike glycoprotein. Neutralizing activity validated for wild type Spike protein RBD. SARS-CoV-2, previously...

SARS-COV-2 SPIKE PROTEIN NEUTRALIZING NANOBODY (L14) Recombinant Llama VHH Antibody for studying neutralization of SARS-CoV-2 and detection of Spike glycoprotein. Neutralizing activity validated for wild type Spike protein RBD , Spike protein RBD (N501Y)...

SARS-COV-2 SPIKE PROTEIN NEUTRALIZING NANOBODY (HL38) Recombinant Llama VHH-Human IgG Antibody for studying neutralization of SARS-CoV-2 and detection of Spike glycoprotein. Neutralizing activity validated for wild type Spike protein RBD and Spike...

SARS-COV-2 SPIKE PROTEIN NEUTRALIZING NANOBODY (HL25) Recombinant Llama VHH-Human IgG Antibody for studying neutralization of SARS-CoV-2 and detection of Spike glycoprotein. Neutralizing activity validated for wild type Spike protein RBD. SARS-CoV-2,...

SARS-COV-2 SPIKE PROTEIN NEUTRALIZING NANOBODY (HL14) Recombinant Llama VHH-Human IgG Antibody for studying neutralization of SARS-CoV-2 and detection of Spike glycoprotein. Neutralizing activity validated for wild type Spike protein RBD and Spike...

SARS-COV-2 SPIKE PROTEIN NEUTRALIZING NANOBODY (HL10) Recombinant Llama VHH-Human IgG Antibody for studying neutralization of SARS-CoV-2 and detection of Spike glycoprotein. Neutralizing activity validated for wild type Spike protein RBD and Spike...

SARS-COV-2 SPIKE N-TERMINAL DOMAIN (NTD) 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...

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...

SARS-COV-2 SPIKE GLYCOPROTEIN (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 human embryonic kidney (HEK293) cells and Chinese Hamster Ovary (CHO) cells for...