Assays & Kits

Assay & Kits

Cosmo Bio USA provides a comprehensive portfolio of specialized assays and kits from leading global suppliers, supporting research across key areas of life science and biomedical investigation. Featured products include Atlas Antibodies' MolBoolian™ kit, an advanced multiplex immunostaining system for visualizing protein-protein interactions with exceptional specificity. MBL International contributes specialized immunoassays and diagnostics, including MHC tetramer kits for T cell analysis, ELISA kits for autoimmune and infectious disease biomarkers, apoptosis detection systems, and PCR assays for pathogen identification. CUSABIO offers an extensive ELISA kit catalog for cytokines, growth factors, hormones, and oncology markers across multiple species. KAL (Kyowa Antibody Laboratory) provides targeted antibody-based kits for immune cell markers and nuclear receptors, optimized for immunohistochemistry, immunocytochemistry, and flow cytometric applications. KOMA Biotech supplements the collection with kits for reactive oxygen species detection, phagocytosis assessment, immunoglobulin quantification, and optimized PCR technologies including Direct and Multiplex PCR systems.

The portfolio is further enhanced by Home Algae Biotechnology's R-PE and APC Antibody Labeling Kits designed for flow cytometry and microscopy applications. Nichirei Biosciences contributes high-sensitivity immunohistochemical detection systems, including the Simple Stain™ MAX series. Toyobo Co., Ltd. (TYB) offers precision molecular biology reagents, including real-time PCR systems, reverse transcription kits, and high-fidelity DNA polymerases. Yeastern Biotech supports nucleic acid research with purification systems, PCR product cleanup kits, and cloning efficiency reagents. Bioquochem (BQC) specializes in oxidative stress assessment, providing TAC, FRAP, ABTS, and ROS detection methodologies. Cellular Engineering Technologies (CET) advances stem cell research with their non-viral Human iPSC Reprogramming system utilizing episomal DNA vectors. Cosmo Bio further enables glycobiology research with the GlyScope ABEE Labeling Kit for glycan analysis and Fushimi Pharmaceutical's SG-Oxazoline for glycoengineering applications. SUDx-Biotec complements the selection with their innovative Sugar Chain-Immobilized Gold Nanoparticles (SGNPs) for molecular binding and inhibition assays. Cosmo Bio USA's curated selection delivers validated, high-performance methodologies that facilitate scientific advancement.

 

  • GenNext NGS Library Quantification Kit

    Cosmo Bio

    GenNext NGS Library Quantification Kit

    Catalog No.(s): TYB-NLQ-101

    Product DescriptionGenNext™ NGS Library Quantification Kit is for the SYBR® Green I qPCR-based library quantification of Illumina next-generation sequences. The kit allows the specific and accurate quantification of libraries bearing P5...

    $935.00
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  • ReverTra Ace qPCR RT Kit

    Cosmo Bio

    ReverTra Ace qPCR RT Kit

    Catalog No.(s): TYB-FSQ-101

    Product DescriptionReverTra Ace™ qPCR RT Kit is an efficient and convenient kit to synthesize high quality cDNAs for real-time PCR. This kit contains the highly efficient reverse transcriptase "ReverTra Ace™" and a RT buffer...

    $523.00
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  • Periodic Acid-Schiff (PAS)-Harris Hematoxylin

    BQC REDOX Technologies

    Periodic Acid-Schiff (PAS)-Harris Hematoxylin

    Catalog No.(s): BQC-KH07012-125, BQC-KH07012-500

    Product DescriptionPurpose of Use: Periodic Acid Schiff staining technique is used to demonstrate simple polysaccharides, neutral muco-polisaccharides, mucoproteins, and glicolipids. In this kit, Harris hematoxylin is used to stain cell nuclei. Use and...

    $174.00 - $408.00
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  • Periodic Acid-Schidd (PAS)-Mayer's Hematoxylin

    BQC REDOX Technologies

    Periodic Acid-Schidd (PAS)-Mayer's Hematoxylin

    Catalog No.(s): BQC-KH07011-125, BQC-KH07011-500

    Product DescriptionPurpose of Use: Periodic Acid Schiff staining technique is used to demonstrate simple polysaccharides, neutral muco-polisaccharides, mucoproteins, and glicolipids. In this kit, Mayer’s hematoxylin is used to stain cell nuclei...

    $181.00 - $408.00
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  • Periodic Acid-Schiff (PAS)-Alcian Blue

    BQC REDOX Technologies

    Periodic Acid-Schiff (PAS)-Alcian Blue

    Catalog No.(s): BQC-KH07010-125, BQC-KH07010-500

    Product DescriptionPurpose of Use: PAS-Alcian Blue technique is used to differentiate between acidic mucins as sialomucins, sulfomucin and neutral epithelial mucin. After staining, acidic mucins will be coloured blue, neutral in magenta and nuclei in...

    $325.00 - $756.00
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  • Mayer's Hematoxylin Solution

    BQC REDOX Technologies

    Mayer's Hematoxylin Solution

    Catalog No.(s): BQC-KH07008-125, BQC-KH07008-500

    Product DescriptionPurpose of Use: Mayer’s Hematoxylin is frequently used together with Eosin, nuclear fast red, periodic acid or alcian blue. It is also used in immunohistochemical procedures to visualize the end product. This product does not...

    $68.00 - $151.00
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  • Masson's Trichrome Stain Kit

    BQC REDOX Technologies

    Masson's Trichrome Stain Kit

    Catalog No.(s): BQC-KH07007-125, BQC-KH07007-500

    Product DescriptionPurpose of Use: Masson’s trichrome stain is used to demonstrate connective tissue elements, collagen and muscle fibers. After staining, collagen and mucin will be coloured in blue, muscle fibers, cytoplasm and keratin in red and...

    $249.00 - $544.00
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  • Weigert's Iron Hematoxylin Stain Kit

    BQC REDOX Technologies

    Weigert's Iron Hematoxylin Stain Kit

    Catalog No.(s): BQC-KH07006-125, BQC-KH07006-500

    Product DescriptionPurpose of Use: Hematoxylin is frequently used together with Eosin, nuclear fast red, periodic acid or alcian blue. It is also used in immunohistochemical procedures to visualize the end product. Our Weigert’s Hematoxylin Kit...

    $113.00 - $258.00
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  • Harris Hematoxylin and Eosin Stain Kit

    BQC REDOX Technologies

    Harris Hematoxylin and Eosin Stain Kit

    Catalog No.(s): BQC-KH07005-125, BQC-KH07005-500

    Product DescriptionPurpose of Use: Hematoxylin-Eosin is a common staining technique used in a wide range of tissues. Through this method, nuclei can be visualized as blue, muscle in red, connective tissue in pink and nucleic acid associated with proteins...

    $174.00 - $371.00
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  • Mayer's Hematoxylin and Eosin Stain Kit

    BQC REDOX Technologies

    Mayer's Hematoxylin and Eosin Stain Kit

    Catalog No.(s): BQC-KH07004-125, BQC-KH07004-500

    Product DescriptionPurpose of Use: Hematoxylin-Eosin is a common staining technique used in a wide range of tissues. Through this method, nuclei can be visualized as blue, muscle in red, connective tissue in pink and nucleic acid associated with...

    $174.00 - $371.00
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  • Harris Modified, Hematoxylin Solution

    BQC REDOX Technologies

    Harris Modified, Hematoxylin Solution

    Catalog No.(s): BQC-KH07003-125, BQC-KH07003-500

    Product DescriptionPurpose of Use: Hematoxylin is frequently used together with Eosin, nuclear fast red, periodic acid or alcian blue. It is also used in immunohistochemical procedures to visualize the end product. Harris Hematoxylin does not contain...

    $68.00 - $151.00
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  • Gomori Trichrome Stain Kit

    BQC REDOX Technologies

    Gomori Trichrome Stain Kit

    Catalog No.(s): BQC-KH07002-125, BQC-KH07002-500

    Product DescriptionPurpose of Use: Gomori trichrome stain is used to demonstrate muscle fiber and cytoplasm in red, nuclei in black and collagen containing connective tissue in blue. Weigert’s Hematoxylin and Aniline blue are included to improve...

    $249.00 - $552.00
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  • Alcian Blue Stain Kit

    BQC REDOX Technologies

    Alcian Blue Stain Kit

    Catalog No.(s): BQC-KH07001-125, BQC-KH07001-500

    Product DescriptionPurpose of Use Alcian Blue 2.5 pH is used to detect acid mucopolysaccharides in tissue samples that cannot be detected with the habitual method of hematoxylin – eosin. Sulphured and carboxylated mucins can be visualized...

    $181.00 - $401.00
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  • MTT Cell Proliferation Assay Kit B

    BQC REDOX Technologies

    MTT Cell Proliferation Assay Kit B

    Catalog No.(s): BQC-KF03001B-500, BQC-KF03001B-2000, BQC-KF03001B-5000

    Product DescriptionThe kit is designed to determine cellular viabilityBackground: The mitochondrial activity of the cells is reflected by the conversion of the tetrazolium salt MTT into formazan crystals, which can be solubilized for homogenous...

    $258.00 - $688.00
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  • MTT Cell Proliferation Assay Kit A

    BQC REDOX Technologies

    MTT Cell Proliferation Assay Kit A

    Catalog No.(s): BQC-KF03001A-500, BQC-KF03001A-2000, BQC-KF03001A-5000

    Product DescriptionThe kit is designed to determine cellular viabilityBackground: The mitochondrial activity of the cells is reflected by the conversion of the tetrazolium salt MTT into formazan crystals, which can be solubilized for homogenous...

    $258.00 - $688.00
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  • DNA Quantitation Kit-Hoechst Assay

    BQC REDOX Technologies

    DNA Quantitation Kit-Hoechst Assay

    Catalog No.(s): BQC-KC04003

    Product DescriptionThe kit is designed to determine cell proliferationBackground: DNA is a reliable endpoint for cell proliferation assays. This proliferation assay, is based on the enhanced fluorescence and shift in the emission wavelength of the...

    $219.00
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  • Resazurin based Cell Viability Assay Kit

    BQC REDOX Technologies

    Resazurin based Cell Viability Assay Kit

    Catalog No.(s): BQC-KC04002-25, BQC-KC04002-100

    Product DescriptionThe kit is designed to quantify cell viabilityBackground: The BQCell Blue Viability Assay procures a fluorometric method for measuring the number of viable cells. The indicator dye resazurin is used to test the metabolic capacity of...

    $212.00 - $620.00
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  • Xanthine Oxidase Activity Assay Kit

    BQC REDOX Technologies

    Xanthine Oxidase Activity Assay Kit

    Catalog No.(s): BQC-KB03032-100, BQC-KB03032-200, BQC-KB03032-400

    Product DescriptionXanthine oxidase (XO) is an enzyme with an important role in the metabolism of purines. It is responsible of the catalysis of a two step oxidation reaction that converts hipoxanthine to xanthine and then xanthine to uric acid, where...

    $431.00 - $1,035.00
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  • Protein Concentration Assay Kit

    BQC REDOX Technologies

    Protein Concentration Assay Kit

    Catalog No.(s): BQC-KB03031-100, BQC-KB03031-200, BQC-KB03031-400

    Product DescriptionProduct SpecificationsDocuments & Links Documents & Links for Protein Concentration Assay Kit Manual Protein Concentration Assay Kit Manual Vendor Page Protein Concentration Assay Kit at BQC REDOX Technologies Documents...

    $408.00 - $1,012.00
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  • Sulfosaliciic Deproteinizing Assay Kit

    BQC REDOX Technologies

    Sulfosaliciic Deproteinizing Assay Kit

    Catalog No.(s): BQC-KB03030-100, BQC-KB03030-200, BQC-KB03030-400

    Product DescriptionProduct Description Proteins may interfere with some assays, affecting accuracy and sensitivity. When ultrafiltration cannot be done, other chemical removal alternatives can be considered. Sulfosalicylic acid deproteinizing assay kit...

    $265.00 - $559.00
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  • Acetonitrile Deproteinizing Assay Kit

    BQC REDOX Technologies

    Acetonitrile Deproteinizing Assay Kit

    Catalog No.(s): BQC-KB03029-100, BQC-KB03029-200, BQC-KB03029-400

    Product DescriptionProteins may interfere with some assays, affecting accuracy and sensitivity. When ultrafiltration cannot be done, other chemical removal alternatives can be considered. The BQCkit Acetonitrile Deproteinizing kit ensures a protein...

    $265.00 - $567.00
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  • Zinc Sulphate Deproteinizing Kit

    BQC REDOX Technologies

    Zinc Sulphate Deproteinizing Kit

    Catalog No.(s): BQC-KB03028-10, BQC-KB03028-25, BQC-KB03028-50

    Product DescriptionProteins may interfere with some assays, affecting accuracy and sensitivity. When ultrafiltration cannot be done, other chemical removal alternatives can be considered. The BQCkit Zinc Sulphate Deproteinizing kit ensures a protein...

    $408.00 - $1,012.00
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  • PCA Deproteinizing Kit

    BQC REDOX Technologies

    PCA Deproteinizing Kit

    Catalog No.(s): BQC-KB03027-100, BQC-KB03027-200, BQC-KB03027-400

    Product DescriptionProteins may interfere with some assays, affecting accuracy and sensitivity. When ultrafiltration cannot be done, other chemical removal alternatives can be considered. The BQCkit PCA deproteinizing kit ensures a protein removal...

    $265.00 - $559.00
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  • TCA Deproteinizing Kit

    BQC REDOX Technologies

    TCA Deproteinizing Kit

    Catalog No.(s): BQC-KB03026-100, BQC-KB03026-200, BQC-KB03026-400

    Product DescriptionProduct Description Proteins may interfere with some assays, affecting accuracy and sensitivity. When ultrafiltration cannot be done, other chemical removal alternatives can be considered. The BQCkit TCA Deproteinizing kit ensures a...

    $272.00 - $559.00
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  • BCA Protein Assay Kit

    BQC REDOX Technologies

    BCA Protein Assay Kit

    Catalog No.(s): BQC-KB03005-200, BQC-KB03005-1000

    Product DescriptionThe kit is designed for protein quantification in biological samples. Background: The BCA method combines the biuret reaction with the colorimetric detection of the monovalent copper ion by bicinchoninic acid (BCA). In this reaction,...

    $235.00 - $371.00
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  • Lowry Protein Assay Kit

    BQC REDOX Technologies

    Lowry Protein Assay Kit

    Catalog No.(s): BQC-KB03004

    Product DescriptionThe kit is designed for protein quantification in biological samples. Background: Lowry Protein Quantification Assay is based on Lowry method1, first described in 1951. The method relies on two different reactions. The first is the...

    $249.00
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  • Bradford Protein Assay Kit

    BQC REDOX Technologies

    Bradford Protein Assay Kit

    Catalog No.(s): BQC-KB03003-2000, BQC-KB03003-4000

    Product DescriptionPurpose of Use: The kit is designed for protein quantification in biological samples. The Bradford assay is based on the direct binding of Coomassie brilliant blue G-250 dye to proteins at arginine, tryptophan, tyrosine, histidine,...

    $181.00 - $310.00
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  • proAKAP4 4MID Kit (ELISA, Mouse)

    4BioDx

    proAKAP4 4MID Kit (ELISA, Mouse)

    Catalog No.(s): BDX-4BDX-18K8

    Product DescriptionSee all IVF and fertility-related products available from Cosmo Bio USA The Mouse and Rat 4MID® Kit (Ref. 4BDX-18K8) contains all reagents and buffers required for the quantification of proAKAP4 protein in...

    $703.00
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  • proAKAP4 4MID Kit (ELISA, Ram)

    4BioDx

    proAKAP4 4MID Kit (ELISA, Ram)

    Catalog No.(s): BDX-4VDX-18K7

    Product DescriptionSee all IVF and fertility-related products available from Cosmo Bio USA The Ram 4MID® Kit (Ref. 4VDX-18K7) is the first immunoassay that validates objectively semen quality by quantifying a protein biomarker...

    $714.00
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  • proAKAP4 4MID Kit (ELISA, Rabbit)

    4BioDx

    proAKAP4 4MID Kit (ELISA, Rabbit)

    Catalog No.(s): BDX-4VDX-18K6

    Product DescriptionSee all IVF and fertility-related products available from Cosmo Bio USA The Rabbit 4MID® Kit (Ref. 4VDX-18K6) is the first immunoassay that validates objectively semen quality by quantifying a protein biomarker...

    $703.00
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  • CD44v9+ Human Cancer Stem Cell Magnetic Isolation Kit

    Cosmo Bio

    CD44v9+ Human Cancer Stem Cell Magnetic Isolation Kit

    Catalog No.(s): CSR-CSC-SEP1

    Product DescriptionThe Magnetic Cell separation Kit for Human CD44v9+ Cancer Stem Cell is a magnetic particle that binds a monoclonal antibody that binds with high affinity to the membrane antigen CD44v8-10, which is highly expressed in cancer stem...

    $1,490.00
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  • Human Novel Coronavirus Nucleoprotein (SARS-CoV-2 N) IgG Antibody ELISA Kit

    CUSABIO

    Human Novel Coronavirus Nucleoprotein (SARS-CoV-2 N) IgG Antibody ELISA Kit

    Catalog No.(s): CSB-EL3325HU-1, CSB-EL3325HU-5, CSB-EL3325HU-10

    Product DescriptionSample Type: serum, plasmaDetection Range: Assay Duration: 1-5hSample Volume: 50-100ulDetection Wavelength: 450 nmSensitivity: Alias: Documents & Links Documents & Links for Human Novel Coronavirus Nucleoprotein (SARS-CoV-2 N) IgG...

  • SARS-CoV-2 Assay Kit

    CUSABIO

    SARS-CoV-2 Assay Kit

    Catalog No.(s): CSB-SF20025-25, CSB-SF20025-50

    Product Description Main components: Test strip + BufferDocuments & Links

    $210.00 - $399.00
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  • PDI Set

    Cosmo Bio

    PDI Set

    Catalog No.(s): GFK-PF006-0.5-EX, GFK-PF006-10ML-EX, GFK-PF006-50ML-EX

    Product DescriptionRedox Environment Supplements Promote Disulfide Bond Formation Formation of disulfide bonds is important for folding and stability of secretory proteins such as enzymes or antibodies. Disulfide bonds are usually formed by oxidation of...

    $91.00 - $6,118.00
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  • proAKAP4 4MID Kit (ELISA, Goat)

    4BioDx

    proAKAP4 4MID Kit (ELISA, Goat)

    Catalog No.(s): BDX-4VDX-18K9

    Product DescriptionSee all IVF and fertility-related products available from Cosmo Bio USA Innovative immunoassay to assess semen quality in goat. The proAKAP4 ELISA kit is the first immunoassay that validates objectively semen...

    $726.00
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