Illustration of an antibody structure

Antibodies

Cosmo Bio USA offers a comprehensive portfolio of high-quality antibodies supporting diverse research areas including immunology, oncology, neuroscience, bone metabolism, reproductive biology, stem cell biology, food science, and molecular biology. At the core is the Cosmo Antibody Collection (CAC), a curated set of ~350 unique antibodies developed with leading Japanese universities, targeting AGEs, tumor antigens, autophagy markers like LC3, and more. Cosmo Bio USA also partners with top global suppliers to expand its offerings. MBL International delivers renowned immunology antibodies such as its well-cited anti-IL-18 monoclonals and polyclonals. Atlas Antibodies contributes over 22,000 rigorously validated antibodies from the Human Protein Atlas, optimized for immunohistochemistry, Western blotting, proteomics, and ChIP-Exo-Seq workflows.

Complementing this lineup, Kyowa Antibody Laboratory (KAL) adds highly specific monoclonal and polyclonal antibodies for cell biology and disease research, validated for key applications like flow cytometry, IHC, ICC, and western blotting. 4BioDx enhances Cosmo Bio USA’s reproductive biology capabilities with specialized antibodies for sperm quality assessment and fertility research across species. With carefully curated and thoroughly validated products, Cosmo Bio USA delivers application-ready antibody solutions that enable researchers to achieve reproducible, cutting-edge results across every major field of life science research.

 

  • Anti-Myc-tag mAb-Alexa Fluor® 488 (Clone: PL14)

    MBL Life Sciences

    Anti-Myc-tag mAb-Alexa Fluor® 488 (Clone: PL14)

    Catalog No.(s): MBL-M047-A48

    Product DescriptionMonoclonal Antibody conjugated to Alexa Fluor® 488 of 100 µl targeting Myc for FCM, ICC.Product Specifications Product Specifications Application FC, ICC Clonality Monoclonal IgG1 κ Host Mouse Immunogen 6myc-tag fusion...

    $355.00
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  • Anti-Myc-tag mAb-Agarose (Clone: PL14)

    MBL Life Sciences

    Anti-Myc-tag mAb-Agarose (Clone: PL14)

    Catalog No.(s): MBL-M047-8

    Product DescriptionMonoclonal Antibody conjugated to agarose of 200 µg targeting Myc-tag for IP.Product Specifications Product Specifications Application IP Clonality Monoclonal IgG1 Host Mouse Immunogen 6myc-tag fusion...

    $304.00
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  • Anti-Myc-tag mAb (Clone: PL14)

    MBL Life Sciences

    Anti-Myc-tag mAb (Clone: PL14)

    Catalog No.(s): MBL-M047-3

    Product DescriptionMonoclonal Antibody of 200 µg targeting Myc-tag for ICC, IP, WB.Product Specifications Product Specifications Application ICC, IP, WB Clonality Monoclonal IgG1 Host Mouse Immunogen 6myc-tag fusion...

    $284.00
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  • Anti-Myc-tag mAb-Magnetic Beads (Clone: PL14)

    MBL Life Sciences

    Anti-Myc-tag mAb-Magnetic Beads (Clone: PL14)

    Catalog No.(s): MBL-M047-11

    Product DescriptionMonoclonal Antibody conjugated to magnetic beads of 20 tests targeting Myc-tag for IP.Product Specifications Product Specifications Application IP Clonality Monoclonal IgG2a ĸ Host Mouse Immunogen 6myc-tagged...

    $355.00
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  • Anti-Myc-tag mAb-Magnetic Agarose (Clone: PL14)

    MBL Life Sciences

    Anti-Myc-tag mAb-Magnetic Agarose (Clone: PL14)

    Catalog No.(s): MBL-M047-10

    Product DescriptionMonoclonal Antibody conjugated to magnetic agarose of 20 tests targeting Myc for IP.Product Specifications Product Specifications Application IP Clonality Monoclonal IgG1 Host Mouse Immunogen 6myc-tagged fusion...

    $355.00
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  • Anti-Phospho-RB (Ser780) (Human) mAb (Clone: 2C4)

    MBL Life Sciences

    Anti-Phospho-RB (Ser780) (Human) mAb (Clone: 2C4)

    Catalog No.(s): MBL-M045-3

    Product DescriptionMonoclonal Antibody of 100 μg targeting Phospho-RB for WB.Product Specifications Product Specifications Application WB Reactivity Human Clonality Monoclonal IgG1 Host Mouse Immunogen synthetic human phospho-RB...

    $355.00
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  • Anti-XIAP (MIHA/ILP-a) (Human) mAb (Clone: 2F1)

    MBL Life Sciences

    Anti-XIAP (MIHA/ILP-a) (Human) mAb (Clone: 2F1)

    Catalog No.(s): MBL-M044-3

    Product DescriptionMonoclonal Antibody of 100 μg targeting XIAP for IHC, WB.Product Specifications Product Specifications Application WB, IHC Reactivity Human, Mouse Clonality Monoclonal IgG1 Host Mouse Immunogen Full-length...

    $377.00
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  • Anti-DJ-1 (Human) mAb (Clone: 3E8)

    MBL Life Sciences

    Anti-DJ-1 (Human) mAb (Clone: 3E8)

    Catalog No.(s): MBL-M043-3

    Product DescriptionMonoclonal Antibody of 100 μg targeting DJ-1 for WB.Product Specifications Product Specifications Application WB Reactivity Human Clonality Monoclonal IgG1 Host Mouse Immunogen Full-length recombinant human DJ-1 (1-187...

    $355.00
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  • Anti-DNA Topoisomerase IIα (Human) mAb (Clone: 1C5)

    MBL Life Sciences

    Anti-DNA Topoisomerase IIα (Human) mAb (Clone: 1C5)

    Catalog No.(s): MBL-M042-3

    Product DescriptionMonoclonal Antibody of 100 μg targeting Topoisomerase II α for FCM, ICC, IHC, IPP, WB.Product Specifications Product Specifications Application FC, ICC, IP, WB, IHC Reactivity Human Clonality Monoclonal...

    $355.00
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  • Anti-PML (Human) mAb (Clone: 1B9)

    MBL Life Sciences

    Anti-PML (Human) mAb (Clone: 1B9)

    Catalog No.(s): MBL-M041-3

    Product DescriptionMonoclonal Antibody of 100 μg targeting PML for FCM, ICC, IPP, WB.Product Specifications Product Specifications Application FC, ICC, IP, WB Reactivity Human Clonality Monoclonal IgG1 Host Mouse Immunogen Full-length...

    $355.00
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  • Anti-Hsp40 (Human) mAb (Clone: 2E1)

    MBL Life Sciences

    Anti-Hsp40 (Human) mAb (Clone: 2E1)

    Catalog No.(s): MBL-M039-3

    Product DescriptionMonoclonal Antibody targeting HSP40 for IPP, WB.Product Specifications Product Specifications Application IP, WB Reactivity Human, Mouse, Rat Clonality Monoclonal IgG2a Host Mouse Immunogen Human full-length Hsp40...

    $355.00
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  • Anti-FADD (Human) mAb (Clone: 1F7)

    MBL Life Sciences

    Anti-FADD (Human) mAb (Clone: 1F7)

    Catalog No.(s): MBL-M033-3

    Product DescriptionMonoclonal Antibody of 100 μg targeting FADD for WB.Product Specifications Product Specifications Application WB Reactivity Human, Mouse Clonality Monoclonal IgG1 Host Mouse Immunogen Length Recombinant human FADD...

    $323.00
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  • Anti-Caspase-8 (Human) mAb (Clone: 5F7)

    MBL Life Sciences

    Anti-Caspase-8 (Human) mAb (Clone: 5F7)

    Catalog No.(s): MBL-M032-3

    Product DescriptionMonoclonal Antibody of 100 μg targeting caspase-8 for WB.Product Specifications Product Specifications Application WB Reactivity Human Clonality Monoclonal IgG2b Host Mouse Immunogen Recombinant human Caspase-8...

    $323.00
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  • Anti-Caspase-4 (Human) mAb (Clone: 4B9)

    MBL Life Sciences

    Anti-Caspase-4 (Human) mAb (Clone: 4B9)

    Catalog No.(s): MBL-M029-3

    Product DescriptionMonoclonal Antibody of 100 μg targeting Caspase 4 for WB.Product Specifications Product Specifications Application WB Reactivity Human Clonality Monoclonal IgG1 ĸ Host Mouse Immunogen Recombinant human TX N-terminal...

    $323.00
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  • Anti-Msx2 (Human) mAb (Clone: 2E12)

    MBL Life Sciences

    Anti-Msx2 (Human) mAb (Clone: 2E12)

    Catalog No.(s): MBL-M027-3

    Product DescriptionMonoclonal Antibody of 100 μg targeting Msx2 for IHC, WB.Product Specifications Product Specifications Application WB, IHC Reactivity Human Clonality Monoclonal IgG2a ĸ Host Mouse Immunogen End Recombinant human Msx2 N...

    $355.00
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  • Anti-Neuropsin (Mouse) mAb (Clone: MabB5)

    MBL Life Sciences

    Anti-Neuropsin (Mouse) mAb (Clone: MabB5)

    Catalog No.(s): MBL-M021-3

    Product DescriptionMonoclonal Antibody of 100 μg targeting Neuropsin for ICC, IHC, IPP, NT, WB.Product Specifications Product Specifications Application ICC, IP, WB, IHC, Neutralization Reactivity Mouse Clonality Monoclonal...

    $355.00
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  • Anti-Nucleolin (Human) mAb (Clone: 4E2)

    MBL Life Sciences

    Anti-Nucleolin (Human) mAb (Clone: 4E2)

    Catalog No.(s): MBL-M019-3

    Product DescriptionMonoclonal Antibody of 100 μg targeting Nucleolin for FCM, ICC, IHC, WB.Product Specifications Product Specifications Application FC, ICC, WB, IHC Reactivity Human, Canine, Monkey, Bovine Clonality Monoclonal...

    $355.00
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  • Anti-Glutamic Acid Decarboxylase (GAD) (Human) mAb (Clone: 9A6)

    MBL Life Sciences

    Anti-Glutamic Acid Decarboxylase (GAD) (Human) mAb (Clone: 9A6)

    Catalog No.(s): MBL-M018-3

    Product DescriptionMonoclonal Antibody of 100 μg targeting GAD for IHC, WB.Product Specifications Product Specifications Application WB, IHC Reactivity Human, Mouse, Rat Clonality Monoclonal IgG1 ĸ Host Mouse Immunogen Full-length...

    $355.00
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  • Anti-Thioredoxin (Trx-tag) mAb (Clone: 2C9)

    MBL Life Sciences

    Anti-Thioredoxin (Trx-tag) mAb (Clone: 2C9)

    Catalog No.(s): MBL-M013-3

    Product DescriptionMonoclonal Antibody of 100 μg targeting Thioredoxin for WB.Product Specifications Product Specifications Application WB Clonality Monoclonal IgG1 ĸ Host Mouse Immunogen Escherichia coli Thioredoxin (TrxA) (109 a.a...

    $355.00
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  • MBL Life Sciences

    Anti-BAX (Human) mAb (Clone: 4F11)

    Catalog No.(s): MBL-M010-3

    Product DescriptionMonoclonal Antibody of 100 μg targeting Bax for FCM, ICC, IHC, IPP, WB.Product Specifications Product Specifications Application FC, ICC, IP, WB, IHC Reactivity Human Clonality Monoclonal IgG2b...

    $323.00
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  • Anti-Amyloid Precursor Protein (Human/Mouse) mAb (Clone: 3E9)

    MBL Life Sciences

    Anti-Amyloid Precursor Protein (Human/Mouse) mAb (Clone: 3E9)

    Catalog No.(s): MBL-M009-3

    Product DescriptionMonoclonal Antibody of 100 μg targeting Amyloid Precursor Protein for WB.Product Specifications Product Specifications Application WB Reactivity Human, Mouse Clonality Monoclonal IgG1 Host Mouse Immunogen APP695...

    $355.00
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  • Anti-HS1 (Human) mAb (Clone: 3A3)

    MBL Life Sciences

    Anti-HS1 (Human) mAb (Clone: 3A3)

    Catalog No.(s): MBL-M001-3

    Product DescriptionMonoclonal Antibody of 100 μg targeting HS1 for IPP, WB.Product Specifications Product Specifications Application IP, WB Reactivity Human, Mouse, Rat Clonality Monoclonal IgG1 Host Mouse Immunogen Recombinant human...

    $355.00
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  • Anti-CD8 (Mouse) mAb-Alexa Fluor® 647 (Clone: KT15)

    MBL Life Sciences

    Anti-CD8 (Mouse) mAb-Alexa Fluor® 647 (Clone: KT15)

    Catalog No.(s): MBL-K0227-A64

    Product DescriptionMonoclonal antibody conjugated to Alexa Fluor® 647 for targeting CD8 for FCM.Product Specifications Product Specifications Application FC Reactivity Mouse Clonality Monoclonal IgG2a λ Host Rat Gene ID -...

    $355.00
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  • Anti-CD8 (Mouse) mAb-PE (Clone: KT15)

    MBL Life Sciences

    Anti-CD8 (Mouse) mAb-PE (Clone: KT15)

    Catalog No.(s): MBL-K0227-5

    Product Descriptionhe CD8 antigen is a cell surface glycoprotein found on most cytotoxic T lymphocytes that mediates efficient cell-cell interactions within the immune system. The CD8 antigen, acting as a coreceptor, and the T cell receptor on the T...

    $394.00
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  • Anti-CD8 (Mouse) mAb-FITC  (Clone: KT15)

    MBL Life Sciences

    Anti-CD8 (Mouse) mAb-FITC (Clone: KT15)

    Catalog No.(s): MBL-K0227-4

    Product DescriptionMonoclonal antibody conjugated to FITC of 100 tests targeting CD8 for FCM.Product Specifications Product Specifications Application FC Reactivity Mouse Clonality Monoclonal IgG2a λ Host Rat Immunogen T cell clone C6,...

    $323.00
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  • Anti-CD8a (Human) mAb-FITC (Clone: Hit8a)

    MBL Life Sciences

    Anti-CD8a (Human) mAb-FITC (Clone: Hit8a)

    Catalog No.(s): MBL-K0226-4

    Product DescriptionMonoclonal antibody conjugated to FITC of 100 tests targeting CD8a for FCM.Product Specifications Product Specifications Application FC Reactivity Human Clonality Monoclonal IgG1 ĸ Host Mouse Gene ID -...

    $473.00
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  • Anti-MICB (Human) mAb (Clone: BMO1)

    MBL Life Sciences

    Anti-MICB (Human) mAb (Clone: BMO1)

    Catalog No.(s): MBL-K0220-3

    Product DescriptionMICA and MICB (Major Histocompatibility Complex class I Chain-related gene A and gene B) bind to the activating immunoreceptor NKG2D. NKG2D is expressed on NK (Natural Killer) cells, NKT cells, γδT cells and CD8+ αβT cells. Recognition...

    $329.00
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  • Anti-MICA/B (Human) mAb (Clone: BAMO1)

    MBL Life Sciences

    Anti-MICA/B (Human) mAb (Clone: BAMO1)

    Catalog No.(s): MBL-K0219-3

    Product DescriptionMonoclonal Antibody targeting MICA/B for ELISA, FCM, WB.Product Specifications Product Specifications Application FC, WB, ELISA Reactivity Human Clonality Monoclonal IgG1 ĸ Host Mouse Immunogen P815 cells were...

    $284.00
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  • Anti-MICA/B (Human) mAb (Clone: BAMO3)

    MBL Life Sciences

    Anti-MICA/B (Human) mAb (Clone: BAMO3)

    Catalog No.(s): MBL-K0218-3

    Product DescriptionMonoclonal Antibody of 100 μg targeting MICA/B for ELISA, FCM, IPP.Product Specifications Product Specifications Application FC, IP, ELISA Reactivity Human Clonality Monoclonal IgG2a ĸ Host Mouse Immunogen P815 cells...

    $504.00
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  • Anti-MICA (Human) mAb (Clone: AMO1)

    MBL Life Sciences

    Anti-MICA (Human) mAb (Clone: AMO1)

    Catalog No.(s): MBL-K0217-3

    Product DescriptionMonoclonal Antibody of 100 μg targeting MICA for ELISA, FCM.Product Specifications Product Specifications Application FC, ELISA Reactivity Human Clonality Monoclonal IgG1 ĸ Host Mouse Immunogen P815 cells were...

    $284.00
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  • Anti-HLA-E (Human) mAb (Clone: 4D12)

    MBL Life Sciences

    Anti-HLA-E (Human) mAb (Clone: 4D12)

    Catalog No.(s): MBL-K0215-3

    Product DescriptionHLA-E (human leucocyte antigen-E) is a conserved class I major histocompatibility molecule. It binds to the leader peptide derived from the polymorphic classical MHC molecules HLA-A, HLA-B and HLA-C. This peptide binding stabilizes the...

    $316.00
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  • Anti-TLR9 (CD289) (Human) mAb (Clone: 5G5)

    MBL Life Sciences

    Anti-TLR9 (CD289) (Human) mAb (Clone: 5G5)

    Catalog No.(s): MBL-K0213-3

    Product DescriptionMonoclonal Antibody of 100 μg targeting TLR9 for FCM.Product Specifications Product Specifications Application FC Reactivity Human, Mouse Clonality Monoclonal IgG2a Host Mouse Immunogen Recombinant human TLR9 (1-815...

    $381.00
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  • Anti-TLR2 (CD282) (Mouse) mAb (Clone: mT2.7)

    MBL Life Sciences

    Anti-TLR2 (CD282) (Mouse) mAb (Clone: mT2.7)

    Catalog No.(s): MBL-K0211-3

    Product DescriptionMonoclonal Antibody of 100 μg targeting TLR2 for FCM.Product Specifications Product Specifications Application FC Reactivity Mouse Clonality Monoclonal IgG2a Host Mouse Immunogen Recombinant mouse TLR2 (25-587 a.a...

    $381.00
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  • Anti-HLA-A24 (Human) mAb-PE (Clone: 22E1)

    MBL Life Sciences

    Anti-HLA-A24 (Human) mAb-PE (Clone: 22E1)

    Catalog No.(s): MBL-K0209-5

    Product DescriptionMonoclonal Antibody conjugated to PE of 50 tests targeting HLA-A24 for FCM.Product Specifications Product Specifications Application FC Reactivity Human Clonality Monoclonal IgG2b Host Mouse Immunogen Recombinant human...

    $316.00
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