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 Endothelin-1(EDN1) (Active)
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    ¥67,600 JPY
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    ¥67,600 JPY
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  • Recombinant Human Endothelin receptor type B(EDNRB)(Active)
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    ¥313,000 JPY
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    ¥313,000 JPY
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  • Recombinant Human C-C chemokine receptor type 2(CCR2) (Active)
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    ¥304,000 JPY
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    ¥304,000 JPY
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  • Recombinant Human Growth/differentiation factor 5(GDF5)
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    ¥92,500 JPY
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    ¥92,500 JPY
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  • Recombinant Human Growth/differentiation factor 6(GDF6)
    Regular price
    ¥92,500 JPY
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    ¥92,500 JPY
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  • Recombinant Human Interleukin-12 subunit alpha protein(IL12A) (Active)
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    ¥285,400 JPY
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    ¥285,400 JPY
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  • Recombinant Human SPARC protein(SPARC),partial (Active)
    Regular price
    ¥92,500 JPY
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    ¥92,500 JPY
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  • Recombinant Human Placenta growth factor protein(PGF) (Active)
    Regular price
    ¥170,800 JPY
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    ¥170,800 JPY
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  • Recombinant Rat Lymphotactin protein(Xcl1) (Active)
    Regular price
    ¥201,900 JPY
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    ¥201,900 JPY
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  • Recombinant Mouse Lymphotactin protein(Xcl1) (Active)
    Regular price
    ¥201,900 JPY
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    ¥201,900 JPY
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  • Recombinant Rhesus Macaque Interferon gamma protein(IFNG) (Active)
    Regular price
    ¥83,000 JPY
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    ¥83,000 JPY
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  • Recombinant Escherichia coli Iron-sulfur cluster repair protein ytfE (ytfE) (Active)
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    ¥78,500 JPY
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    ¥78,500 JPY
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  • Recombinant Escherichia coli Aquaporin Z (aqpZ) (Active)
    Regular price
    ¥273,600 JPY
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    ¥273,600 JPY
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  • Recombinant Mouse Interleukin-36 gamma protein(Il36g) (Active)
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    ¥339,600 JPY
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    ¥339,600 JPY
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  • Recombinant Rhesus Macaque Interleukin-5 protein(IL5) (Active)
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    ¥201,900 JPY
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    ¥201,900 JPY
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  • Recombinant Human Beta-defensin 103 protein(DEFB103A) (Active)
    Regular price
    ¥170,800 JPY
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    ¥170,800 JPY
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  • Recombinant Human Beta-defensin 4A protein(DEFB4A) (Active)
    Regular price
    ¥170,800 JPY
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    ¥170,800 JPY
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  • Recombinant Human Beta-defensin 1 protein(DEFB1),partial (Active)
    Regular price
    ¥170,800 JPY
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    ¥170,800 JPY
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  • Recombinant Human Midkine protein(MDK) (Active)
    Regular price
    ¥170,800 JPY
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    ¥170,800 JPY
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  • Recombinant Human Mesencephalic astrocyte-derived neurotrophic factor protein(MANF) (Active)
    Regular price
    ¥170,800 JPY
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    ¥170,800 JPY
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  • Recombinant Human 5-hydroxytryptamine receptor 1B(HTR1B) (Active)
    Regular price
    ¥307,400 JPY
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    ¥307,400 JPY
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  • Recombinant Human Plasminogen protein(PLG) (Active)
    Regular price
    ¥93,300 JPY
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    ¥93,300 JPY
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  • Recombinant Human herpesvirus 8 type P protein(VMI2) (Active)
    Regular price
    ¥92,500 JPY
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    ¥92,500 JPY
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  • Recombinant Mouse Uteroglobin protein(Scgb1a1) (Active)
    Regular price
    ¥108,000 JPY
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    ¥108,000 JPY
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  • Recombinant Human Growth/differentiation factor 7(GDF7)
    Regular price
    ¥285,400 JPY
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    ¥285,400 JPY
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  • Recombinant Mouse Fatty acid-binding protein, liver protein(Fabp1) (Active)
    Regular price
    ¥170,800 JPY
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    ¥170,800 JPY
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  • Recombinant Mouse Desert hedgehog protein(Dhh),partial(Active)
    Regular price
    ¥170,800 JPY
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    ¥170,800 JPY
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  • Recombinant Mouse Cardiotrophin-1 protein(Ctf1) (Active)
    Regular price
    ¥285,400 JPY
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    ¥285,400 JPY
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  • Recombinant Mouse Sonic hedgehog protein(Shh),partial (Active)
    Regular price
    ¥160,400 JPY
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    ¥160,400 JPY
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  • Recombinant Human Galectin-3 protein(LGALS3) (Active)
    Regular price
    ¥92,500 JPY
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    ¥92,500 JPY
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  • Recombinant Human Neutrophil gelatinase-associated lipocalin protein(LCN2) (Active)
    Regular price
    ¥201,900 JPY
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    ¥201,900 JPY
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  • Recombinant Human Uteroglobin protein(SCGB1A1) (Active)
    Regular price
    ¥92,500 JPY
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    ¥92,500 JPY
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  • Recombinant Human Melanoma-derived growth regulatory protein(MIA) (Active)
    Regular price
    ¥217,500 JPY
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    ¥217,500 JPY
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  • Recombinant Human Indian hedgehog protein(IHH),partial (Active)
    Regular price
    ¥201,900 JPY
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    ¥201,900 JPY
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  • Recombinant Rhesus Macaque Fms-related tyrosine kinase 3 ligand protein(FLT3LG) (Active)
    Regular price
    ¥258,300 JPY
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    ¥258,300 JPY
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  • Recombinant Human Desert hedgehog protein(DHH),partial (Active)
    Regular price
    ¥159,800 JPY
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    ¥159,800 JPY
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  • Recombinant Human Beta-defensin 104 protein(DEFB104A) (Active)
    Regular price
    ¥170,800 JPY
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    ¥170,800 JPY
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  • Recombinant Human Trefoil factor 3 protein(TFF3) (Active)
    Regular price
    ¥170,800 JPY
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    ¥170,800 JPY
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  • Recombinant Human Trefoil factor 2 protein(TFF2) (Active)
    Regular price
    ¥170,800 JPY
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    ¥170,800 JPY
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  • Recombinant Human Trefoil factor 1 protein(TFF1) (Active)
    Regular price
    ¥170,800 JPY
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    ¥170,800 JPY
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  • Recombinant Human Syndecan-4(SDC4),partial (Active)
    Regular price
    ¥88,600 JPY
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    ¥88,600 JPY
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  • Recombinant Human SPARC protein(SPARC) (Active)
    Regular price
    ¥92,500 JPY
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    ¥92,500 JPY
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  • Recombinant Human Aminoacyl tRNA synthase complex-interacting multifunctional protein 1 protein(AIMP1) (Active)
    Regular price
    ¥219,900 JPY
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    ¥219,900 JPY
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  • Recombinant Poecilobdella viridis Hirudin (Active)
    Regular price
    ¥184,500 JPY
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    ¥184,500 JPY
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  • Recombinant Rat Uteroglobin protein(Scgb1a1) (Active)
    Regular price
    ¥108,000 JPY
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    ¥108,000 JPY
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  • Recombinant Human Fms-related tyrosine kinase 3 ligand protein(FLT3LG) (Active)
    Regular price
    ¥217,500 JPY
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    ¥217,500 JPY
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  • Recombinant Rat Cardiotrophin-1 protein(Ctf1) (Active)
    Regular price
    ¥285,400 JPY
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    ¥285,400 JPY
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  • Recombinant Rhesus Macaque Amyloid protein A protein(SAA1) (Active)
    Regular price
    ¥191,800 JPY
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    ¥191,800 JPY
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  • Recombinant Staphylococcus phage 42D  protein(sak) (Active)
    Regular price
    ¥60,300 JPY
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    ¥60,300 JPY
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  • Recombinant Streptococcus sp Streptokinase G protein(skg) (Active)
    Regular price
    ¥38,000 JPY
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    ¥38,000 JPY
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  • Recombinant Human Neuroserpin protein(SERPINI1) (Active)
    Regular price
    ¥170,800 JPY
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    ¥170,800 JPY
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  • Recombinant Human Fructose-2,6-bisphosphatase TIGAR protein(TIGAR) (Active)
    Regular price
    ¥170,800 JPY
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    ¥170,800 JPY
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  • Recombinant Human NAD-dependent malic enzyme, mitochondrial protein(ME2) (Active)
    Regular price
    ¥201,900 JPY
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    ¥201,900 JPY
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  • Recombinant Human Galectin-1 protein(LGALS1) (Active)
    Regular price
    ¥92,500 JPY
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    ¥92,500 JPY
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  • Recombinant Human Protein disulfide-isomerase protein(P4HB) (Active)
    Regular price
    ¥83,300 JPY
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    ¥83,300 JPY
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  • Recombinant Rat Prolactin protein(Prl) (Active)
    Regular price
    ¥92,500 JPY
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    ¥92,500 JPY
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  • Recombinant Human Thymosin beta-4 (TMSB4X) (Active)
    Regular price
    ¥71,500 JPY
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    ¥71,500 JPY
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  • Recombinant Human Sonic hedgehog protein(SHH) (Active)
    Regular price
    ¥160,400 JPY
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    ¥160,400 JPY
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  • Recombinant Human Lymphotoxin-alpha protein(LTA) (Active)
    Regular price
    ¥170,800 JPY
    Sale price
    ¥170,800 JPY
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  • Recombinant Mouse Tumor necrosis factor protein(Tnf) (Active)
    Regular price
    ¥170,800 JPY
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    ¥170,800 JPY
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  • Recombinant Rhesus Macaque Tumor necrosis factor protein(TNF),partial,(Active)
    Regular price
    ¥201,900 JPY
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    ¥201,900 JPY
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  • Recombinant Human Interferon omega-1 protein(IFNW1) (Active)
    Regular price
    ¥78,700 JPY
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    ¥78,700 JPY
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  • Recombinant Human Interferon alpha-1/13 protein(IFNA1) (Active)
    Regular price
    ¥93,300 JPY
    Sale price
    ¥93,300 JPY
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  • Recombinant Human Persephin protein(PSPN) (Active)
    Regular price
    ¥170,800 JPY
    Sale price
    ¥170,800 JPY
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 1B protein(TNFRSF1B) (Active)
    Regular price
    ¥170,800 JPY
    Sale price
    ¥170,800 JPY
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  • Recombinant Human Plasminogen activator inhibitor 2 protein(SERPINB2) (Active)
    Regular price
    ¥285,400 JPY
    Sale price
    ¥285,400 JPY
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  • Recombinant Human Tumor necrosis factor ligand superfamily member 18 protein(TNFSF18) (Active)
    Regular price
    ¥285,400 JPY
    Sale price
    ¥285,400 JPY
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  • Recombinant Human Tumor necrosis factor ligand superfamily member 15 protein(TNFSF15) (Active)
    Regular price
    ¥170,800 JPY
    Sale price
    ¥170,800 JPY
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 11A protein(TNFRSF11A) (Active)
    Regular price
    ¥71,500 JPY
    Sale price
    ¥71,500 JPY
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 6 protein(FAS) (Active)
    Regular price
    ¥217,500 JPY
    Sale price
    ¥217,500 JPY
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  • Recombinant Mouse Prolactin protein(Prl) (Active)
    Regular price
    ¥92,500 JPY
    Sale price
    ¥92,500 JPY
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  • Recombinant Human CD40 ligand(CD40LG),partial (Active)
    Regular price
    ¥92,500 JPY
    Sale price
    ¥92,500 JPY
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 13C protein(TNFRSF13C) (Active)
    Regular price
    ¥92,500 JPY
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    ¥92,500 JPY
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  • Recombinant Human Somatotropin protein(GH1) (Active)
    Regular price
    ¥55,900 JPY
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    ¥55,900 JPY
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  • Recombinant Human Tumor necrosis factor protein(TNF) (Active)
    Regular price
    ¥92,500 JPY
    Sale price
    ¥92,500 JPY
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  • Recombinant Human Tumor necrosis factor protein(TNF),partial (Active)
    Regular price
    ¥92,500 JPY
    Sale price
    ¥92,500 JPY
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 9 protein(TNFRSF9) (Active)
    Regular price
    ¥170,800 JPY
    Sale price
    ¥170,800 JPY
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 12A protein(TNFRSF12A),partial (Active)
    Regular price
    ¥170,800 JPY
    Sale price
    ¥170,800 JPY
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  • Recombinant Human Protein NOV homolog protein(NOV) (Active)
    Regular price
    ¥217,500 JPY
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    ¥217,500 JPY
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  • Recombinant Human Interferon lambda-1 protein(IFNL1) (Active)
    Regular price
    ¥170,800 JPY
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    ¥170,800 JPY
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  • Recombinant Human Noggin protein(NOG) (Active)
    Regular price
    ¥217,500 JPY
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    ¥217,500 JPY
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  • Recombinant Human Bone morphogenetic protein 2 protein(BMP2) (Active)
    Regular price
    ¥217,500 JPY
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    ¥217,500 JPY
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  • Recombinant Human Interferon gamma protein(IFNG) (Active)
    Regular price
    ¥71,500 JPY
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    ¥71,500 JPY
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  • Recombinant Human Pleiotrophin protein(PTN) (Active)
    Regular price
    ¥170,800 JPY
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    ¥170,800 JPY
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  • Recombinant Human Interferon alpha-1/13 (IFNA1) (Active)
    Regular price
    ¥71,500 JPY
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    ¥71,500 JPY
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  • Recombinant Human Glial cell line-derived neurotrophic factor protein(GDNF) (Active)
    Regular price
    ¥285,400 JPY
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    ¥285,400 JPY
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  • Recombinant Human Probetacellulin [Cleaved into: Betacellulin protein(BTC) (Active)
    Regular price
    ¥170,800 JPY
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    ¥170,800 JPY
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 1A protein(TNFRSF1A) (Active)
    Regular price
    ¥170,800 JPY
    Sale price
    ¥170,800 JPY
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  • Recombinant Human Pro-neuregulin-1, membrane-bound isoform protein(NRG1),partial (Active)
    Regular price
    ¥92,500 JPY
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    ¥92,500 JPY
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  • Recombinant Human Neurotrophin-4 protein(NTF4) (Active)
    Regular price
    ¥285,400 JPY
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    ¥285,400 JPY
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  • Recombinant Human Prokineticin-1 protein(PROK1) (Active)
    Regular price
    ¥170,800 JPY
    Sale price
    ¥170,800 JPY
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 13B protein(TNFRSF13B) (Active)
    Regular price
    ¥285,400 JPY
    Sale price
    ¥285,400 JPY
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  • Recombinant Human CCN family member 1(CCN1)(Active)
    Regular price
    ¥217,500 JPY
    Sale price
    ¥217,500 JPY
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 10B(TNFRSF10B),partial (Active)
    Regular price
    ¥92,500 JPY
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    ¥92,500 JPY
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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
    ¥92,500 JPY
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    ¥92,500 JPY
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  • Recombinant Human Tumor necrosis factor receptor superfamily member 17 protein(TNFRSF17),partial (Active)
    Regular price
    ¥285,400 JPY
    Sale price
    ¥285,400 JPY
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  • Recombinant Human Proepiregulin [Cleaved into: Epiregulin protein(EREG) (Active)
    Regular price
    ¥170,800 JPY
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    ¥170,800 JPY
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  • Recombinant Human Tumor necrosis factor ligand superfamily member 13B(TNFSF13B),partial (Active)
    Regular price
    ¥285,400 JPY
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    ¥285,400 JPY
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  • Recombinant Human Epigen protein(EPGN) (Active)
    Regular price
    ¥170,800 JPY
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    ¥170,800 JPY
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  • Recombinant Human Vascular endothelial growth factor A protein(VEGFA) (Active)
    Regular price
    ¥217,500 JPY
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    ¥217,500 JPY
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