Collection: Protein Antigens

Protein antigens are molecules that can elicit an immune response when introduced into an organism. These antigens are recognized by the immune system as foreign or non-self, leading to the activation of the immune system which may include the production of antibodies. In the context of immunology, antigens are typically proteins or peptides derived from proteins. Protein antigens have diverse applications in vaccines, diagnostic tests, laboratory research, immunotherapy, allergen detection, pathogen detection, and immunoassays. The specific and immunogenicity of our protein antigens make them valuable tools for understanding and manipulating the immune response in different contexts.
51780 products
  • Recombinant Human Glucagon receptor(GCGR),partial (Active)
    Regular price
    $773.28 CAD
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    $773.28 CAD
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  • Recombinant Mouse Semaphorin-4D(Sema4d),partial (Active)
    Regular price
    $586.44 CAD
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    $586.44 CAD
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 8(TNFRSF8),partial (Active)
    Regular price
    $500.04 CAD
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    $500.04 CAD
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  • Recombinant Human Novel Coronavirus Nucleoprotein(N)(R203M,D377Y) (Active)
    Regular price
    $1,312.20 CAD
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    $1,312.20 CAD
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  • Recombinant Human Novel Coronavirus Nucleoprotein(N)(S202N) (Active)
    Regular price
    $1,312.20 CAD
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    $1,312.20 CAD
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  • Recombinant Human Receptor tyrosine-protein kinase erbB-3(ERBB3),partial (Active)
    Regular price
    $500.04 CAD
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    $500.04 CAD
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  • Recombinant Human Novel Coronavirus Nucleoprotein(N)(Q384H) (Active)
    Regular price
    $1,312.20 CAD
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    $1,312.20 CAD
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 1A(TNFRSF1A),partial (Active)
    Regular price
    $561.60 CAD
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    $561.60 CAD
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  • Recombinant Human Novel Coronavirus Nucleoprotein(N)(P80R) (Active)
    Regular price
    $1,312.20 CAD
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    $1,312.20 CAD
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  • Recombinant Human Pro-neuregulin-1, membrane-bound isoform(NRG1),partial (Active)
    Regular price
    $500.04 CAD
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    $500.04 CAD
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  • Recombinant Human Mucin-16(MUC16),partial (Active)
    Regular price
    $586.44 CAD
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    $586.44 CAD
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  • Recombinant Human Novel Coronavirus Nucleoprotein(N)(T205I) (Active)
    Regular price
    $1,312.20 CAD
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    $1,312.20 CAD
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 11B(TNFRSF11B) (Active)
    Regular price
    $586.44 CAD
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    $586.44 CAD
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  • Recombinant Human Heat-stable enterotoxin receptor(GUCY2C),partial (Active)
    Regular price
    $500.04 CAD
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    $500.04 CAD
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  • Recombinant Human CD44 antigen(CD44),partial,Biotinylated (Active)
    Regular price
    $834.84 CAD
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    $834.84 CAD
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  • Recombinant Human Lymphotoxin-alpha(LTA) (Active)
    Regular price
    $586.44 CAD
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    $586.44 CAD
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 5(CD40),partial (Active)
    Regular price
    $475.20 CAD
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    $475.20 CAD
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  • Recombinant Human Semaphorin-4D(SEMA4D),partial (Active)
    Regular price
    $586.44 CAD
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    $586.44 CAD
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  • Recombinant Human CD226 antigen(CD226),partial (Active)
    Regular price
    $561.60 CAD
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    $561.60 CAD
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  • Recombinant Human T-cell immunoreceptor with Ig and ITIM domains(TIGIT),partial (Active)
    Regular price
    $561.60 CAD
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    $561.60 CAD
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  • Recombinant Human Tumor necrosis factor ligand superfamily member 18(TNFSF18),partial (Active)
    Regular price
    $561.60 CAD
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    $561.60 CAD
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  • Recombinant Human Tumor necrosis factor ligand superfamily member 13B(TNFSF13B),partial,Biotinylated (Active)
    Regular price
    $748.44 CAD
    Sale price
    $748.44 CAD
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  • Recombinant Human Leukemia inhibitory factor receptor(LIFR),partial (Active)
    Regular price
    $586.44 CAD
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    $586.44 CAD
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  • Recombinant Human UL16-binding protein 1(ULBP1),Biotinylated (Active)
    Regular price
    $834.84 CAD
    Sale price
    $834.84 CAD
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  • Recombinant Human Neural cell adhesion molecule L1(L1CAM),partial (Active)
    Regular price
    $586.44 CAD
    Sale price
    $586.44 CAD
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  • Recombinant Human Growth hormone receptor(GHR),partial,Biotinylated (Active)
    Regular price
    $834.84 CAD
    Sale price
    $834.84 CAD
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  • Recombinant Human SARS coronavirus Spike glycoprotein(S) ,partial (Active)
    Regular price
    $1,506.60 CAD
    Sale price
    $1,506.60 CAD
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  • Recombinant Human Tumor necrosis factor ligand superfamily member 14(TNFSF14),partial,Biotinylated (Active)
    Regular price
    $810.00 CAD
    Sale price
    $810.00 CAD
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  • Recombinant Human Angiotensin-converting enzyme 2(ACE2),partial (Active)
    Regular price
    $2,971.08 CAD
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    $2,971.08 CAD
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  • Recombinant Human Receptor tyrosine-protein kinase erbB-2(ERBB2),partial (Active)
    Regular price
    $450.36 CAD
    Sale price
    $450.36 CAD
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  • Recombinant Human Novel Coronavirus Spike glycoprotein(S),partial,Biotinylated (Active)
    Regular price
    $967.68 CAD
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    $967.68 CAD
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  • Recombinant Human Novel Coronavirus Spike glycoprotein(S) (E484K),partial (Active)
    Regular price
    $967.68 CAD
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    $967.68 CAD
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  • Recombinant Human Novel Coronavirus Spike glycoprotein(S)(W436R),partial (Active)
    Regular price
    $967.68 CAD
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    $967.68 CAD
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  • Recombinant Human Novel Coronavirus Spike glycoprotein(S)(V367F),partial (Active)
    Regular price
    $967.68 CAD
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    $967.68 CAD
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  • Recombinant Human 5'-nucleotidase(NT5E) (Active)
    Regular price
    $561.60 CAD
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    $561.60 CAD
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  • Recombinant Human Novel Coronavirus Spike glycoprotein(S) (D614G),partial (Active)
    Regular price
    $5,718.60 CAD
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    $5,718.60 CAD
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 13C(TNFRSF13C),partial (Active)
    Regular price
    $586.44 CAD
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    $586.44 CAD
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  • Recombinant Human Novel Coronavirus Spike glycoprotein(S),partial (Active)
    Regular price
    $5,718.60 CAD
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    $5,718.60 CAD
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  • Recombinant Human Tumor necrosis factor ligand superfamily member 14(TNFSF14),partial (Active)
    Regular price
    $561.60 CAD
    Sale price
    $561.60 CAD
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 18(TNFRSF18),partial (Active)
    Regular price
    $561.60 CAD
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    $561.60 CAD
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  • Recombinant Paguma larvata Angiotensin-converting enzyme 2(ACE2),partial (Active)
    Regular price
    $586.44 CAD
    Sale price
    $586.44 CAD
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  • Recombinant Human T-cell antigen CD7(CD7),partial (Active)
    Regular price
    $561.60 CAD
    Sale price
    $561.60 CAD
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  • Recombinant Human Basigin(BSG),partial (Active)
    Regular price
    $586.44 CAD
    Sale price
    $586.44 CAD
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  • Recombinant Human Transthyretin(TTR) (Active)
    Regular price
    $586.44 CAD
    Sale price
    $586.44 CAD
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  • Recombinant Human Transmembrane protease serine 2(TMPRSS2) (R255Q),partial (Active)
    Regular price
    $1,659.96 CAD
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    $1,659.96 CAD
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 1B(TNFRSF1B),partial (Active)
    Regular price
    $561.60 CAD
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    $561.60 CAD
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  • Recombinant Human Transmembrane protease serine 2(TMPRSS2),partial (Active)
    Regular price
    $844.56 CAD
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    $844.56 CAD
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  • Recombinant Human Programmed cell death protein 1(PDCD1),partial (Active)
    Regular price
    $475.20 CAD
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    $475.20 CAD
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  • Recombinant Human Angiotensin-converting enzyme 2(ACE2),partial,Biotinylated (Active)
    Regular price
    $1,434.24 CAD
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    $1,434.24 CAD
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  • Recombinant Human Leukocyte surface antigen CD47(CD47),partial (Active)
    Regular price
    $475.20 CAD
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    $475.20 CAD
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  • Recombinant Human ICOS ligand(ICOSLG),partial (Active)
    Regular price
    $586.44 CAD
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    $586.44 CAD
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  • Recombinant Human UL16-binding protein 1(ULBP1) (Active)
    Regular price
    $586.44 CAD
    Sale price
    $586.44 CAD
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    per 
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  • Recombinant Human Novel Coronavirus Spike glycoprotein(S)(V483A),partial (Active)
    Regular price
    $967.68 CAD
    Sale price
    $967.68 CAD
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    per 
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  • Recombinant Human Novel Coronavirus Spike glycoprotein(S)(G476S),partial (Active)
    Regular price
    $967.68 CAD
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    $967.68 CAD
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  • Recombinant Human Tyrosine-protein phosphatase non-receptor type substrate 1(SIRPA),partial (Active)
    Regular price
    $586.44 CAD
    Sale price
    $586.44 CAD
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  • Recombinant Human Myeloid cell surface antigen CD33(CD33),partial (Active)
    Regular price
    $425.52 CAD
    Sale price
    $425.52 CAD
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  • Recombinant Human Membrane cofactor protein(CD46) (Active)
    Regular price
    $561.60 CAD
    Sale price
    $561.60 CAD
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  • Recombinant Human Novel Coronavirus Nucleoprotein(N) (Active)
    Regular price
    $1,312.20 CAD
    Sale price
    $1,312.20 CAD
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  • Recombinant Human B-cell receptor CD22(CD22),partial (Active)
    Regular price
    $500.04 CAD
    Sale price
    $500.04 CAD
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  • Recombinant Human NKG2-D type II integral membrane protein(KLRK1),partial (Active)
    Regular price
    $475.20 CAD
    Sale price
    $475.20 CAD
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  • Recombinant Human Secreted and transmembrane protein 1(SECTM1),partial (Active)
    Regular price
    $561.60 CAD
    Sale price
    $561.60 CAD
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  • Recombinant Human Ephrin-A5(EFNA5) (Active)
    Regular price
    $500.04 CAD
    Sale price
    $500.04 CAD
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  • Recombinant Human Retinol-binding protein 4(RBP4) (Active)
    Regular price
    $586.44 CAD
    Sale price
    $586.44 CAD
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  • Recombinant Human Programmed cell death 1 ligand 1(CD274),partial (Active)
    Regular price
    $425.52 CAD
    Sale price
    $425.52 CAD
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  • Recombinant Human Ephrin type-A receptor 3(EPHA3),partial (Active)
    Regular price
    $500.04 CAD
    Sale price
    $500.04 CAD
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  • Recombinant Human B- and T-lymphocyte attenuator(BTLA),partial (Active)
    Regular price
    $500.04 CAD
    Sale price
    $500.04 CAD
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  • Recombinant Macaca fascicularis Angiotensin-converting enzyme(ACE2),partial (Active)
    Regular price
    $1,185.84 CAD
    Sale price
    $1,185.84 CAD
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  • Recombinant Human CD44 antigen(CD44),partial (Active)
    Regular price
    $586.44 CAD
    Sale price
    $586.44 CAD
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  • Recombinant Human Mesothelin(MSLN),partial (Active)
    Regular price
    $500.04 CAD
    Sale price
    $500.04 CAD
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  • Recombinant Human Macrophage migration inhibitory factor(MIF) (Active)
    Regular price
    $561.60 CAD
    Sale price
    $561.60 CAD
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  • Recombinant Human Tumor-associated calcium signal transducer 2(TACSTD2),partial (Active)
    Regular price
    $500.04 CAD
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    $500.04 CAD
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  • Recombinant Human Hepatocyte growth factor receptor(MET),partial (Active)
    Regular price
    $500.04 CAD
    Sale price
    $500.04 CAD
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  • Recombinant Human Somatotropin(GH1) (Active)
    Regular price
    $500.04 CAD
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    $500.04 CAD
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 14(TNFRSF14) ,partial (Active)
    Regular price
    $475.20 CAD
    Sale price
    $475.20 CAD
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    per 
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  • Recombinant Human Epidermal growth factor receptor(EGFR),partial (Active)
    Regular price
    $450.36 CAD
    Sale price
    $450.36 CAD
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  • Recombinant Human Regulator of G-protein signaling 17(RGS17) (Active)
    Regular price
    $725.76 CAD
    Sale price
    $725.76 CAD
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  • Recombinant Human Ubiquitin-associated domain-containing protein 1(UBAC1) (Active)
    Regular price
    $847.80 CAD
    Sale price
    $847.80 CAD
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    per 
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  • Recombinant Human Aquaporin-1(AQP1) (Active)
    Regular price
    $2,604.96 CAD
    Sale price
    $2,604.96 CAD
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  • Recombinant Human Glycerol-3-phosphate dehydrogenase 1-like protein(GPD1L) (Active)
    Regular price
    $725.76 CAD
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    $725.76 CAD
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  • Recombinant Human Growth hormone receptor(GHR),partial (Active)
    Regular price
    $586.44 CAD
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    $586.44 CAD
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  • Recombinant Human Cytotoxic T-lymphocyte protein 4(CTLA4),partial (Active)
    Regular price
    $475.20 CAD
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    $475.20 CAD
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  • Recombinant Human CD48 antigen(CD48) (Active)
    Regular price
    $586.44 CAD
    Sale price
    $586.44 CAD
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  • Recombinant Human N-terminal Xaa-Pro-Lys N-methyltransferase 1(NTMT1) (Active)
    Regular price
    $2,273.40 CAD
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    $2,273.40 CAD
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  • Recombinant Human Atypical chemokine receptor 2(ACKR2) (Active)
    Regular price
    $2,833.92 CAD
    Sale price
    $2,833.92 CAD
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  • Recombinant Human CD276 antigen(CD276),partial (Active)
    Regular price
    $500.04 CAD
    Sale price
    $500.04 CAD
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  • Recombinant Human Atypical chemokine receptor 1(ACKR1) (Active)
    Regular price
    $2,738.88 CAD
    Sale price
    $2,738.88 CAD
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  • Recombinant Human ATP-dependent RNA helicase DDX19B(DDX19B) (Active)
    Regular price
    $847.80 CAD
    Sale price
    $847.80 CAD
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  • Recombinant Human C-type lectin domain family 4 member C(CLEC4C),parial (Active)
    Regular price
    $2,273.40 CAD
    Sale price
    $2,273.40 CAD
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  • Recombinant Escherichia coli Uncharacterized protein YcbX(ycbX) (Active)
    Regular price
    $1,034.64 CAD
    Sale price
    $1,034.64 CAD
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  • Recombinant Escherichia coli Constitutive lysine decarboxylase(ldcC) (Active)
    Regular price
    $1,034.64 CAD
    Sale price
    $1,034.64 CAD
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    per 
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  • Recombinant Human Tumor necrosis factor(TNF),partial (Active)
    Regular price
    $713.88 CAD
    Sale price
    $713.88 CAD
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    per 
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  • Recombinant Human Peroxisomal biogenesis factor 19(PEX19) (Active)
    Regular price
    $625.32 CAD
    Sale price
    $625.32 CAD
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  • Recombinant Human ATP-binding cassette sub-family D member 1(ABCD1) (Active)
    Regular price
    $3,545.64 CAD
    Sale price
    $3,545.64 CAD
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 17(TNFRSF17),partial (Active)
    Regular price
    $586.44 CAD
    Sale price
    $586.44 CAD
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    per 
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  • Recombinant Human Galectin-8(LGALS8) (Active)
    Regular price
    $2,273.40 CAD
    Sale price
    $2,273.40 CAD
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  • Recombinant Human High affinity copper uptake protein 1(SLC31A1) (Active)
    Regular price
    $2,450.52 CAD
    Sale price
    $2,450.52 CAD
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  • Recombinant Human Basic leucine zipper and W2 domain-containing protein 2(BZW2) (Active)
    Regular price
    $2,273.40 CAD
    Sale price
    $2,273.40 CAD
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  • Recombinant Helicobacter pylori Putative peptidyl-prolyl cis-trans isomerase HP_0175(HP-0175) (Active)
    Regular price
    $725.76 CAD
    Sale price
    $725.76 CAD
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  • Recombinant Human SIN3-HDAC complex-associated factor(SINHCAF) (Active)
    Regular price
    $1,034.64 CAD
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    $1,034.64 CAD
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  • Recombinant Bacillus subtilis Uncharacterized protein YuaB(yuaB) (Active)
    Regular price
    $2,433.24 CAD
    Sale price
    $2,433.24 CAD
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