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Competitive ELISA Kit
In competitive enzyme immunoassays (EIA) the antigen in a sample competes for limited antibody binding sites with antigen conjugated to a reporter enzyme. This produces an inverse relationship between antigen concentration and substrate turnover. Competitive EIAs typically use a single antibody to a small molecular weight antigen, generally less than 10,000 Daltons. During incubation, samples with high antigen content result in unlabeled antigen being bound in greater amounts than conjugated antigen. When chromogenic substrate is added to the assay to develop color, samples with high antigen concentration generate a lower signal than those containing low antigen concentration, yielding the inverse correlation between antigen concentration in the sample and color development in the assay. This relationship can then be used to extrapolate antigen concentration in an unknown sample from a standard curve. This type of reaction is one of the few methods possible for small molecular weight antigens, such as steroids, drugs, lipids and peptides.

  • CAT. #
  • PRODUCT NAME
  • SAMPIE
  • PRICE
Cat.#: ADV-2637EK Product Name: Bovine Immunoglobulin M, IgM ELISA Kit
Sample: Serum, Plasma, Cell Culture Supernates, Tissue Homogenates Species:
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Cat.#: ADV-3406EK Product Name: Human Apolipoprotein C-IV(APOC4) ELISA kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-3407EK Product Name: Rat Apolipoprotein C-III(APOC3) ELISA kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2640EK Product Name: Human Immunoglobulin G4 (IgG4) ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-3152EK Product Name: Horse Clusterin(CLU) ELISA kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-3408EK Product Name: Mouse Apolipoprotein C-III(APOC3) ELISA kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2641EK Product Name: Mouse Immunoglobulin G, IgG ELISA Kit
Sample: Serum, Plasma, Cell Culture Supernates, Urine, Tissue Homogenates Species:
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Cat.#: ADV-2642EK Product Name: Monkey Immunoglobulin G, IgG ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-2643EK Product Name: Guinea pig Immunoglobulin G, IgG ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-3160EK Product Name: Human Claudin 4 (CLDN4)ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates, Cell Lysates Species:
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Cat.#: ADV-3167EK Product Name: Canine Creatine Kinase MB isoenzyme (CK-MB)ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-2662EK Product Name: Chicken Insulin-like growth factors 1, IGF-1 ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2663EK Product Name: Rabbit Immunoglobulin E, IgE ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-2664EK Product Name: Pig Immunoglobulin E, IgE ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-2667EK Product Name: Rabbit Immunoglobulin A, IgA ELISA Kit
Sample: Serum, Plasma, Cell Culture Supernates, Tissue Homogenates Species:
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Cat.#: ADV-2668EK Product Name: Mouse Immunoglobulin A, IgA ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-2669EK Product Name: Goat Immunoglobulin A(IgA) ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-2670EK Product Name: Bovine Immunoglobulin A, IgA ELISA Kit
Sample: Serum, Plasma, Cell Culture Supernates, Tissue Homogenates Species:
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Cat.#: ADV-2671EK Product Name: Fish Interferon γ, IFN-γ ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2933EK Product Name: Human fatty acid binding protein 4, FABP-4 Elisa Kit
Sample: Serum, Plasma. Species:
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Cat.#: ADV-2678EK Product Name: Bovine Interferon α, IFN-α ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-2937EK Product Name: Rat Folic acid, FA ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-2938EK Product Name: Bovine folic acid, FA ELISA Kit
Sample: Serum, Plasma,Tissue Homogenates Species:
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Cat.#: ADV-2940EK Product Name: Mouse coagulation factor Ⅺ, FⅪ ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2944EK Product Name: Rabbit Coagulation factor VII(F7) ELISA kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-3212EK Product Name: Chicken Cluster of differentiation 8, CD8ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-3227EK Product Name: Chicken Cluster of Differentiation 4(CD4) ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2721EK Product Name: Fish Heat Shock Protein 70(HSP-70)ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2468EK Product Name: Horse Leptin(LEP) ELISA kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2724EK Product Name: Mouse Histidine-rich glycoprotein(HRG) ELISA kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2473EK Product Name: Rat low density lipoprotein, LDL ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2990EK Product Name: Rabbit Epidermal growth factor, EGF ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2481EK Product Name: Rat Lecithin Cholesterol Acyltransferase(LCAT) ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2738EK Product Name: Fish hepatocyte growth factor(HGF)ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-2490EK Product Name: Bovine α Lactalbumin, α-La ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-3002EK Product Name: Goat Estradiol(E2) ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-3003EK Product Name: Chicken Estradiol, E2 ELISA Kit
Sample: Serum, Plasma. Species:
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Cat.#: ADV-2748EK Product Name: Human fetal hemoglobin, HBF ELISA Kit
Sample: Serum, Plasma, Lysate For Rbc Species:
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Cat.#: ADV-2751EK Product Name: Monkey Hemoglobin subunit beta(HBB) ELISA kit
Sample: Lysates For Rbc Species:
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Cat.#: ADV-2752EK Product Name: Human β-subunits of hemoglobin, HB-β ELISA Kit
Sample: Serum, Plasma, Lysate For Rbc Species:
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Cat.#: ADV-2753EK Product Name: Human α-subunits of hemoglobin(HB-α) ELISA Kit
Sample: Serum, Plasma, Lysate For Rbc Species:
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Cat.#: ADV-2754EK Product Name: Pig hemoglobin (Hb) ELISA Kit
Sample: Serum, Plasma, Lysate For Rbc. Species:
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Cat.#: ADV-3022EK Product Name: Human Dehydroepiandrosterone sulfate, DHEA-S ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-3023EK Product Name: Rat Dehydroepiandrosterone, DHEA ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-3024EK Product Name: Human Dehydroepiandrosterone, DHEA ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-2770EK Product Name: Horse Gelsolin(GSN) ELISA kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2771EK Product Name: Fish Glutathione Peroxidase (GSH-PX) ELISA kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2520EK Product Name: Human Inter-alpha-trypsin inhibitor heavy chain H3(ITIH3) ELISA kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-3033EK Product Name: Human dopamine-β-hydroxylase, DBH ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2779EK Product Name: Human Gremlin-2(GREM2) ELISA kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-3036EK Product Name: Mouse dopamine, DA ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates. Species:
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Cat.#: ADV-2782EK Product Name: Chicken Glutathione Peroxidase 8 (GPX-8) ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2537EK Product Name: Canine inhibin beta-B (Inhbb)ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2538EK Product Name: Bovine Inhibin beta A chain(INHBA) ELISA kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2539EK Product Name: Mouse Inhibin A, INH-A ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-2541EK Product Name: Rat Ischemia Modified Albumin, IMA ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2799EK Product Name: Mouse gonadotropin-releasing hormone, GnRH ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2546EK Product Name: Fish Interleukin-8, IL-8 ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-3316EK Product Name: Fish Complement 3, C3 ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-2813EK Product Name: Sheep Somatotropin(GH1) ELISA kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2815EK Product Name: Horse growth hormone, GH ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2816EK Product Name: Goat growth hormone, GH ELISA KIT
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-3330EK Product Name: Human Biotinidase(BTD) ELISA kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2827EK Product Name: Rat growth differentiation factor 15(GDF15)ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2832EK Product Name: Pig Glucagon(GC) ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2833EK Product Name: Bovine Vitamin D-binding protein(GC) ELISA kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-3095EK Product Name: Bovine Beta-casein(CSN2) ELISA kit
Sample: Breast Milk Species:
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Cat.#: ADV-3096EK Product Name: Human casein alpha s1 (CSN1S1) ELISA kit
Sample: Breast Milk Species:
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Cat.#: ADV-3105EK Product Name: Bovine C-reactive protein, CRP ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-2850EK Product Name: Human Glycated Albumin, GA ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-2851EK Product Name: Rat activated coagulation factor X(FXa) ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-3107EK Product Name: Mouse Corticotropin-releasing Factor(CRF) ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-2858EK Product Name: Human Free Testosterone, F-TESTO ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-2859EK Product Name: Mouse Free Thyroxine, FT4 ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2860EK Product Name: Human Free Thyroxine, FT4 ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-3372EK Product Name: Human β2-microglobulin, BMG/β2-MG ELISA Kit
Sample: Serum, Urine Species:
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Cat.#: ADV-2861EK Product Name: Canine Free Thyroxine, FT4 ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2862EK Product Name: Rat Follistatin, FS ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-3118EK Product Name: Mouse Ceruloplasmin, CP/CER ELISA Kit
Sample: Serum, Plasma, Cell Culture Supernates, Tissue Homogenates Species:
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Cat.#: ADV-2863EK Product Name: Mouse Follistatin, FS ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates, Cell Lysates Species:
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Cat.#: ADV-2864EK Product Name: Goat follicle-stimulating hormone, FSH ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-3120EK Product Name: Pig Cortisol ELISA Kit
Sample: Species:
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Cat.#: ADV-3121EK Product Name: Mouse Cortisol ELISA Kit
Sample: Serum, Plasma And Tissue Homogenates Species:
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Cat.#: ADV-2866EK Product Name: Canine follicle-stimulating hormone, FSH ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-3122EK Product Name: Guinea Pig Cortisol ELISA Kit
Sample: Species:
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Cat.#: ADV-3123EK Product Name: Canine Cortisol ELISA Kit
Sample: Species:
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Cat.#: ADV-2868EK Product Name: Rat Free Tri-iodothyronine, Free-T3 ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates, Cell Lysates Species:
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Cat.#: ADV-3124EK Product Name: Human Corticosterone, CORT ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-2869EK Product Name: Mouse Free Tri-iodothyronine, Free-T3 ELISA Kit
Sample: Serum, Plasma, Cell Culture Supernates, Tissue Homogenates Species:
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Cat.#: ADV-3126EK Product Name: Human Coenzyme Q10 (CoQ10) ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2874EK Product Name: Rabbit Fibronectin(FN1) ELISA kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2627EK Product Name: Chicken Interleukin 12, IL-12/70 ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-3395EK Product Name: Human Apolipoprotein O(APOO) ELISA kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-3398EK Product Name: Human Apolipoprotein L1(APOL1) ELISA kit
Sample: Serum, Plasma, Cell Culture Supernates, Tissue Homogenates Species:
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Cat.#: ADV-3401EK Product Name: Human Apolipoprotein F(APOF) ELISA kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-2634EK Product Name: Mouse Immunoglobulin M, IgM ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-3402EK Product Name: Pig apolipoprotein E (Apo-E) ELISA Kit
Sample: Serum, Plasma, Tissue Homogenates Species:
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Cat.#: ADV-3403EK Product Name: Monkey Apolipoprotein E(APOE) ELISA kit
Sample: Serum, Plasma, Cell Culture Supernates, Saliva, Tissue Homogenates Species:
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Cat.#: ADV-2636EK Product Name: Goat Immunoglobulin M(IgM) ELISA Kit
Sample: Serum, Plasma Species:
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Cat.#: ADV-3404EK Product Name: Human apolipoprotein E (Apo-E) ELISA Kit
Sample: Serum, Plasma, Cell Culture Supernates, Tissue Homogenates Species:
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