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 Glutathione S-transferase kappa 1(GSTK1),partial (Active)
    Regular price
    $1,719.00 USD
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    $1,719.00 USD
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  • Recombinant Human Muscle, skeletal receptor tyrosine-protein kinase(MUSK),partial (Active)
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    $885.00 USD
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    $885.00 USD
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  • Recombinant Human Endothelin-1(EDN1) (Active)
    Regular price
    $473.00 USD
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    $473.00 USD
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  • Recombinant Human Endothelin receptor type B(EDNRB)(Active)
    Regular price
    $2,190.00 USD
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    $2,190.00 USD
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  • Recombinant Human C-C chemokine receptor type 2(CCR2) (Active)
    Regular price
    $2,127.00 USD
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    $2,127.00 USD
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  • Recombinant Human Growth/differentiation factor 5(GDF5)
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    $647.00 USD
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    $647.00 USD
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  • Recombinant Human Growth/differentiation factor 6(GDF6)
    Regular price
    $647.00 USD
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    $647.00 USD
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  • Recombinant Human Interleukin-12 subunit alpha protein(IL12A) (Active)
    Regular price
    $1,997.00 USD
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    $1,997.00 USD
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  • Recombinant Human SPARC protein(SPARC),partial (Active)
    Regular price
    $647.00 USD
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    $647.00 USD
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  • Recombinant Human Placenta growth factor protein(PGF) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Rat Lymphotactin protein(Xcl1) (Active)
    Regular price
    $1,617.00 USD
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    $1,617.00 USD
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  • Recombinant Mouse Lymphotactin protein(Xcl1) (Active)
    Regular price
    $1,413.00 USD
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    $1,413.00 USD
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  • Recombinant Rhesus Macaque Interferon gamma protein(IFNG) (Active)
    Regular price
    $581.00 USD
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    $581.00 USD
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  • Recombinant Escherichia coli Iron-sulfur cluster repair protein ytfE (ytfE) (Active)
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    $549.00 USD
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    $549.00 USD
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  • Recombinant Escherichia coli Aquaporin Z (aqpZ) (Active)
    Regular price
    $1,914.00 USD
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    $1,914.00 USD
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  • Recombinant Mouse Interleukin-36 gamma protein(Il36g) (Active)
    Regular price
    $2,376.00 USD
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    $2,376.00 USD
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  • Recombinant Rhesus Macaque Interleukin-5 protein(IL5) (Active)
    Regular price
    $1,413.00 USD
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    $1,413.00 USD
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  • Recombinant Human Beta-defensin 103 protein(DEFB103A) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human Beta-defensin 4A protein(DEFB4A) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human Beta-defensin 1 protein(DEFB1),partial (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human Midkine protein(MDK) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human Mesencephalic astrocyte-derived neurotrophic factor protein(MANF) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human 5-hydroxytryptamine receptor 1B(HTR1B) (Active)
    Regular price
    $2,151.00 USD
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    $2,151.00 USD
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  • Recombinant Human Plasminogen protein(PLG) (Active)
    Regular price
    $653.00 USD
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    $653.00 USD
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  • Recombinant Human herpesvirus 8 type P protein(VMI2) (Active)
    Regular price
    $647.00 USD
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    $647.00 USD
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  • Recombinant Mouse Uteroglobin protein(Scgb1a1) (Active)
    Regular price
    $756.00 USD
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    $756.00 USD
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  • Recombinant Human Growth/differentiation factor 7(GDF7)
    Regular price
    $1,997.00 USD
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    $1,997.00 USD
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  • Recombinant Mouse Fatty acid-binding protein, liver protein(Fabp1) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Mouse Desert hedgehog protein(Dhh),partial(Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Mouse Cardiotrophin-1 protein(Ctf1) (Active)
    Regular price
    $1,997.00 USD
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    $1,997.00 USD
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  • Recombinant Mouse Sonic hedgehog protein(Shh),partial (Active)
    Regular price
    $1,122.00 USD
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    $1,122.00 USD
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  • Recombinant Human Galectin-3 protein(LGALS3) (Active)
    Regular price
    $647.00 USD
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    $647.00 USD
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  • Recombinant Human Neutrophil gelatinase-associated lipocalin protein(LCN2) (Active)
    Regular price
    $1,413.00 USD
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    $1,413.00 USD
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  • Recombinant Human Uteroglobin protein(SCGB1A1) (Active)
    Regular price
    $647.00 USD
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    $647.00 USD
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  • Recombinant Human Melanoma-derived growth regulatory protein(MIA) (Active)
    Regular price
    $1,521.00 USD
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    $1,521.00 USD
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  • Recombinant Human Indian hedgehog protein(IHH),partial (Active)
    Regular price
    $1,413.00 USD
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    $1,413.00 USD
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  • Recombinant Rhesus Macaque Fms-related tyrosine kinase 3 ligand protein(FLT3LG) (Active)
    Regular price
    $1,807.00 USD
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    $1,807.00 USD
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  • Recombinant Human Desert hedgehog protein(DHH),partial (Active)
    Regular price
    $1,118.00 USD
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    $1,118.00 USD
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  • Recombinant Human Beta-defensin 104 protein(DEFB104A) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human Trefoil factor 3 protein(TFF3) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human Trefoil factor 2 protein(TFF2) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human Trefoil factor 1 protein(TFF1) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human Syndecan-4(SDC4),partial (Active)
    Regular price
    $620.00 USD
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    $620.00 USD
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  • Recombinant Human SPARC protein(SPARC) (Active)
    Regular price
    $647.00 USD
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    $647.00 USD
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  • Recombinant Human Aminoacyl tRNA synthase complex-interacting multifunctional protein 1 protein(AIMP1) (Active)
    Regular price
    $1,539.00 USD
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    $1,539.00 USD
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  • Recombinant Poecilobdella viridis Hirudin (Active)
    Regular price
    $1,291.00 USD
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    $1,291.00 USD
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  • Recombinant Rat Uteroglobin protein(Scgb1a1) (Active)
    Regular price
    $756.00 USD
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    $756.00 USD
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  • Recombinant Human Fms-related tyrosine kinase 3 ligand protein(FLT3LG) (Active)
    Regular price
    $1,521.00 USD
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    $1,521.00 USD
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  • Recombinant Rat Cardiotrophin-1 protein(Ctf1) (Active)
    Regular price
    $1,997.00 USD
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    $1,997.00 USD
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  • Recombinant Rhesus Macaque Amyloid protein A protein(SAA1) (Active)
    Regular price
    $1,342.00 USD
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    $1,342.00 USD
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  • Recombinant Staphylococcus phage 42D  protein(sak) (Active)
    Regular price
    $422.00 USD
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    $422.00 USD
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  • Recombinant Streptococcus sp Streptokinase G protein(skg) (Active)
    Regular price
    $266.00 USD
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    $266.00 USD
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  • Recombinant Human Neuroserpin protein(SERPINI1) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human Fructose-2,6-bisphosphatase TIGAR protein(TIGAR) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human NAD-dependent malic enzyme, mitochondrial protein(ME2) (Active)
    Regular price
    $1,413.00 USD
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    $1,413.00 USD
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  • Recombinant Human Galectin-1 protein(LGALS1) (Active)
    Regular price
    $647.00 USD
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    $647.00 USD
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  • Recombinant Human Protein disulfide-isomerase protein(P4HB) (Active)
    Regular price
    $583.00 USD
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    $583.00 USD
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  • Recombinant Rat Prolactin protein(Prl) (Active)
    Regular price
    $647.00 USD
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    $647.00 USD
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  • Recombinant Human Thymosin beta-4 (TMSB4X) (Active)
    Regular price
    $500.00 USD
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    $500.00 USD
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  • Recombinant Human Sonic hedgehog protein(SHH) (Active)
    Regular price
    $1,122.00 USD
    Sale price
    $1,122.00 USD
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  • Recombinant Human Lymphotoxin-alpha protein(LTA) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Mouse Tumor necrosis factor protein(Tnf) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Rhesus Macaque Tumor necrosis factor protein(TNF),partial,(Active)
    Regular price
    $1,413.00 USD
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    $1,413.00 USD
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  • Recombinant Human Interferon omega-1 protein(IFNW1) (Active)
    Regular price
    $551.00 USD
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    $551.00 USD
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  • Recombinant Human Interferon alpha-1/13 protein(IFNA1) (Active)
    Regular price
    $653.00 USD
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    $653.00 USD
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  • Recombinant Human Persephin protein(PSPN) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 1B protein(TNFRSF1B) (Active)
    Regular price
    $1,195.00 USD
    Sale price
    $1,195.00 USD
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  • Recombinant Human Plasminogen activator inhibitor 2 protein(SERPINB2) (Active)
    Regular price
    $1,997.00 USD
    Sale price
    $1,997.00 USD
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  • Recombinant Human Tumor necrosis factor ligand superfamily member 18 protein(TNFSF18) (Active)
    Regular price
    $1,997.00 USD
    Sale price
    $1,997.00 USD
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  • Recombinant Human Tumor necrosis factor ligand superfamily member 15 protein(TNFSF15) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 11A protein(TNFRSF11A) (Active)
    Regular price
    $500.00 USD
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    $500.00 USD
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 6 protein(FAS) (Active)
    Regular price
    $1,521.00 USD
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    $1,521.00 USD
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  • Recombinant Mouse Prolactin protein(Prl) (Active)
    Regular price
    $647.00 USD
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    $647.00 USD
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  • Recombinant Human CD40 ligand(CD40LG),partial (Active)
    Regular price
    $647.00 USD
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    $647.00 USD
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 13C protein(TNFRSF13C) (Active)
    Regular price
    $647.00 USD
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    $647.00 USD
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  • Recombinant Human Somatotropin protein(GH1) (Active)
    Regular price
    $392.00 USD
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    $392.00 USD
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  • Recombinant Human Tumor necrosis factor protein(TNF) (Active)
    Regular price
    $647.00 USD
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    $647.00 USD
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  • Recombinant Human Tumor necrosis factor protein(TNF),partial (Active)
    Regular price
    $647.00 USD
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    $647.00 USD
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 9 protein(TNFRSF9) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 12A protein(TNFRSF12A),partial (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human Protein NOV homolog protein(NOV) (Active)
    Regular price
    $1,521.00 USD
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    $1,521.00 USD
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  • Recombinant Human Interferon lambda-1 protein(IFNL1) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human Noggin protein(NOG) (Active)
    Regular price
    $1,521.00 USD
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    $1,521.00 USD
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  • Recombinant Human Bone morphogenetic protein 2 protein(BMP2) (Active)
    Regular price
    $1,521.00 USD
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    $1,521.00 USD
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  • Recombinant Human Interferon gamma protein(IFNG) (Active)
    Regular price
    $500.00 USD
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    $500.00 USD
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  • Recombinant Human Pleiotrophin protein(PTN) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human Interferon alpha-1/13 (IFNA1) (Active)
    Regular price
    $500.00 USD
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    $500.00 USD
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  • Recombinant Human Glial cell line-derived neurotrophic factor protein(GDNF) (Active)
    Regular price
    $1,997.00 USD
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    $1,997.00 USD
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  • Recombinant Human Probetacellulin [Cleaved into: Betacellulin protein(BTC) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 1A protein(TNFRSF1A) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human Pro-neuregulin-1, membrane-bound isoform protein(NRG1),partial (Active)
    Regular price
    $647.00 USD
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    $647.00 USD
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  • Recombinant Human Neurotrophin-4 protein(NTF4) (Active)
    Regular price
    $1,997.00 USD
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    $1,997.00 USD
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  • Recombinant Human Prokineticin-1 protein(PROK1) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 13B protein(TNFRSF13B) (Active)
    Regular price
    $1,997.00 USD
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    $1,997.00 USD
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  • Recombinant Human CCN family member 1(CCN1)(Active)
    Regular price
    $1,521.00 USD
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    $1,521.00 USD
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 10B(TNFRSF10B),partial (Active)
    Regular price
    $647.00 USD
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    $647.00 USD
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  • Recombinant Human Proheparin-binding EGF-like growth factor [Cleaved into: Heparin-binding EGF-like growth factor protein(HBEGF) (Active)
    Regular price
    $647.00 USD
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    $647.00 USD
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 17 protein(TNFRSF17),partial (Active)
    Regular price
    $1,997.00 USD
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    $1,997.00 USD
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  • Recombinant Human Proepiregulin [Cleaved into: Epiregulin protein(EREG) (Active)
    Regular price
    $1,195.00 USD
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    $1,195.00 USD
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  • Recombinant Human Tumor necrosis factor ligand superfamily member 13B(TNFSF13B),partial (Active)
    Regular price
    $1,997.00 USD
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    $1,997.00 USD
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