Illustration of an antibody structure

Antibodies

Cosmo Bio USA offers a robust 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, CUSABIO and CUSAg offer over 50,000 validated antibodies covering cancer, immunology, infectious disease, and neuroscience. 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 powerful, application-ready antibody solutions that enable researchers to achieve reproducible, cutting-edge results across every major field of life science research.

 

  • Immunohistochemical staining of human thyroid gland shows strong cytoplasmic positivity in glandular cells.

    Atlas Antibodies

    Anti-TPO pAb (ATL-HPA073226)

    Catalog No.(s): ATL-HPA073226

    Product DescriptionPolyclonal Antibody against Human TPO, Gene description: thyroid peroxidase, Alternative Gene Names: TPX, Validated applications: IHC, Uniprot ID: P07202, Storage: Store at +4°C for short term storage. Long time storage is recommended...

    $596.00
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  • Immunofluorescent staining of human cell line U2OS shows localization to endoplasmic reticulum.

    Atlas Antibodies

    Anti-TEX264 pAb (ATL-HPA073223)

    Catalog No.(s): ATL-HPA073223

    Product DescriptionPolyclonal Antibody against Human TEX264, Gene description: testis expressed 264, ER-phagy receptor, Alternative Gene Names: FLJ13935, ZSIG11, Validated applications: ICC, Uniprot ID: Q9Y6I9, Storage: Store at +4°C for short term...

    $596.00
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  • Immunofluorescent staining of human cell line HAP1 shows localization to nucleoplasm & nuclear speckles.

    Atlas Antibodies

    Anti-DACH1 pAb (ATL-HPA073222)

    Catalog No.(s): ATL-HPA073222

    Product DescriptionPolyclonal Antibody against Human DACH1, Gene description: dachshund family transcription factor 1, Alternative Gene Names: DACH, Validated applications: ICC, Uniprot ID: Q9UI36, Storage: Store at +4°C for short term storage. Long time...

    $596.00
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  • Immunohistochemical staining of human tonsil shows strong cytoplasmic positivity in germinal center cells.

    Atlas Antibodies

    Anti-RIGI pAb (ATL-HPA073217)

    Catalog No.(s): ATL-HPA073217

    Product DescriptionPolyclonal Antibody against Human RIGI, Gene description: RNA sensor RIG-I, Alternative Gene Names: DDX58, DKFZp434J1111, FLJ13599, RIG-1, RIG-I, RIG1, Validated applications: IHC, Uniprot ID: O95786, Storage: Store at +4°C for short...

    $554.00
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  • Immunofluorescent staining of human cell line U2OS shows localization to nucleoplasm & nuclear membrane.

    Atlas Antibodies

    Anti-ZNF20 pAb (ATL-HPA073206)

    Catalog No.(s): ATL-HPA073206

    Product DescriptionPolyclonal Antibody against Human ZNF20, Gene description: zinc finger protein 20, Alternative Gene Names: KOX13, Validated applications: ICC, Uniprot ID: P17024, Storage: Store at +4°C for short term storage. Long time storage is...

    $596.00
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  • Immunohistochemical staining of human kidney shows strong cytoplasmic and nuclear positivity in cells in tubules.

    Atlas Antibodies

    Anti-ALDOB pAb (ATL-HPA073201)

    Catalog No.(s): ATL-HPA073201

    Product DescriptionPolyclonal Antibody against Human ALDOB, Gene description: aldolase, fructose-bisphosphate B, Validated applications: IHC, WB, Uniprot ID: P05062, Storage: Store at +4°C for short term storage. Long time storage is recommended at -20°C...

    $596.00
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  • Immunohistochemical staining of human cerebral cortex shows strong nuclear positivity in neuronal and glial cells.

    Atlas Antibodies

    Anti-ZNF775 pAb (ATL-HPA073171)

    Catalog No.(s): ATL-HPA073171

    Product DescriptionPolyclonal Antibody against Human ZNF775, Gene description: zinc finger protein 775, Alternative Gene Names: MGC33584, Validated applications: IHC, Uniprot ID: Q96BV0, Storage: Store at +4°C for short term storage. Long time storage is...

    $596.00
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  • Immunofluorescent staining of human cell line HEK293 shows localization to nucleoplasm, nuclear membrane & cytosol.

    Atlas Antibodies

    Anti-ZNF398 pAb (ATL-HPA073151)

    Catalog No.(s): ATL-HPA073151

    Product DescriptionPolyclonal Antibody against Human ZNF398, Gene description: zinc finger protein 398, Alternative Gene Names: KIAA1339, P51, P71, ZER6, Validated applications: ICC, Uniprot ID: Q8TD17, Storage: Store at +4°C for short term storage. Long...

    $596.00
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  • Immunofluorescent staining of human cell line U2OS shows localization to nucleoplasm.

    Atlas Antibodies

    Anti-CDKN2B pAb (ATL-HPA073143)

    Catalog No.(s): ATL-HPA073143

    Product DescriptionPolyclonal Antibody against Human CDKN2B, Gene description: cyclin dependent kinase inhibitor 2B, Alternative Gene Names: CDK4I, INK4B, MTS2, P15, p15INK4b, TP15, Validated applications: ICC, Uniprot ID: P42772, Storage: Store at +4°C...

    $554.00
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  • Immunofluorescent staining of human cell line MCF-7 shows localization to cytosol.

    Atlas Antibodies

    Anti-MAPK11 pAb (ATL-HPA073133)

    Catalog No.(s): ATL-HPA073133

    Product DescriptionPolyclonal Antibody against Human MAPK11, Gene description: mitogen-activated protein kinase 11, Alternative Gene Names: p38-2, p38Beta, PRKM11, SAPK2, Validated applications: ICC, Uniprot ID: Q15759, Storage: Store at +4°C for short...

    $554.00
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  • Immunofluorescent staining of human cell line JURKAT shows localization to nucleoplasm.

    Atlas Antibodies

    Anti-STK17B pAb (ATL-HPA073120)

    Catalog No.(s): ATL-HPA073120

    Product DescriptionPolyclonal Antibody against Human STK17B, Gene description: serine/threonine kinase 17b, Alternative Gene Names: DRAK2, Validated applications: ICC, Uniprot ID: O94768, Storage: Store at +4°C for short term storage. Long time storage...

    $596.00
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  • Immunofluorescent staining of human cell line Hep-G2 shows localization to plasma membrane & the Golgi apparatus.

    Atlas Antibodies

    Anti-CLDN20 pAb (ATL-HPA073105)

    Catalog No.(s): ATL-HPA073105

    Product DescriptionPolyclonal Antibody against Human CLDN20, Gene description: claudin 20, Validated applications: ICC, Uniprot ID: P56880, Storage: Store at +4°C for short term storage. Long time storage is recommended at -20°C.Product...

    $596.00
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  • Immunofluorescent staining of human cell line HeLa shows localization to plasma membrane.

    Atlas Antibodies

    Anti-SLCO1B1 pAb (ATL-HPA073093)

    Catalog No.(s): ATL-HPA073093

    Product DescriptionPolyclonal Antibody against Human SLCO1B1, Gene description: solute carrier organic anion transporter family member 1B1, Alternative Gene Names: LST-1, OATP-C, OATP1B1, SLC21A6, Validated applications: ICC, Uniprot ID: Q9Y6L6, Storage:...

    $554.00
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  • Immunofluorescent staining of human cell line U2OS shows localization to nucleoplasm & cytosol.

    Atlas Antibodies

    Anti-PTF1A pAb (ATL-HPA073033)

    Catalog No.(s): ATL-HPA073033

    Product DescriptionPolyclonal Antibody against Human PTF1A, Gene description: pancreas associated transcription factor 1a, Alternative Gene Names: bHLHa29, p48, PTF1-p48, Validated applications: ICC, Uniprot ID: Q7RTS3, Storage: Store at +4°C for short...

    $596.00
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  • Immunohistochemical staining of human skeletal muscle shows strong membranous positivity in myocytes.

    Atlas Antibodies

    Anti-CAV3 pAb (ATL-HPA072988)

    Catalog No.(s): ATL-HPA072988

    Product DescriptionPolyclonal Antibody against Human CAV3, Gene description: caveolin 3, Alternative Gene Names: LGMD1C, LQT9, VIP-21, VIP21, Validated applications: IHC, Uniprot ID: P56539, Storage: Store at +4°C for short term storage. Long time...

    $554.00
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  • Immunofluorescent staining of human cell line A-431 shows localization to vesicles.

    Atlas Antibodies

    Anti-GSDMC pAb (ATL-HPA072904)

    Catalog No.(s): ATL-HPA072904

    Product DescriptionPolyclonal Antibody against Human GSDMC, Gene description: gasdermin C, Alternative Gene Names: MLZE, Validated applications: ICC, Uniprot ID: Q9BYG8, Storage: Store at +4°C for short term storage. Long time storage is recommended at...

    $596.00
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  • Immunofluorescent staining of human cell line SuSa shows localization to nucleoplasm & centrosome.

    Atlas Antibodies

    Anti-JADE1 pAb (ATL-HPA072897)

    Catalog No.(s): ATL-HPA072897

    Product DescriptionPolyclonal Antibody against Human JADE1, Gene description: jade family PHD finger 1, Alternative Gene Names: JADE-1, PHF17, Validated applications: ICC, WB, Uniprot ID: Q6IE81, Storage: Store at +4°C for short term storage. Long time...

    $596.00
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  • Immunohistochemical staining of human testis shows strong cytoplasmic positivity in cells in seminiferous ducts.

    Atlas Antibodies

    Anti-STK31 pAb (ATL-HPA072896)

    Catalog No.(s): ATL-HPA072896

    Product DescriptionPolyclonal Antibody against Human STK31, Gene description: serine/threonine kinase 31, Alternative Gene Names: SgK396, TDRD8, Validated applications: IHC, Uniprot ID: Q9BXU1, Storage: Store at +4°C for short term storage. Long time...

    $596.00
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  • Immunohistochemical staining of human testis shows strong nuclear positivity in cells in seminiferous ducts.

    Atlas Antibodies

    Anti-MLLT10 pAb (ATL-HPA072790)

    Catalog No.(s): ATL-HPA072790

    Product DescriptionPolyclonal Antibody against Human MLLT10, Gene description: MLLT10 histone lysine methyltransferase DOT1L cofactor, Alternative Gene Names: AF10, Validated applications: IHC, WB, Uniprot ID: P55197, Storage: Store at +4°C for short...

    $596.00
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  • Immunofluorescent staining of human cell line HEK293 shows localization to cytosol.

    Atlas Antibodies

    Anti-KRAS pAb (ATL-HPA072761)

    Catalog No.(s): ATL-HPA072761

    Product DescriptionPolyclonal Antibody against Human KRAS, Gene description: KRAS proto-oncogene, GTPase, Alternative Gene Names: K-Ras4B, KRAS1, KRAS2, Validated applications: ICC, WB, Uniprot ID: P01116, Storage: Store at +4°C for short term storage...

    $486.00
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  • Immunofluorescent staining of human cell line hTERT-RPE1 shows localization to cytosol.

    Atlas Antibodies

    Anti-ST6GALNAC6 pAb (ATL-HPA072757)

    Catalog No.(s): ATL-HPA072757

    Product DescriptionPolyclonal Antibody against Human ST6GALNAC6, Gene description: ST6 N-acetylgalactosaminide alpha-2,6-sialyltransferase 6, Alternative Gene Names: SIAT7F, ST6GALNACVI, Validated applications: WB, ICC, Uniprot ID: Q969X2, Storage: Store...

    $596.00
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  • Immunohistochemical staining of human lung shows cytoplasmic positivity in macrophages.

    Atlas Antibodies

    Anti-VSIG4 pAb (ATL-HPA072756)

    Catalog No.(s): ATL-HPA072756

    Product DescriptionPolyclonal Antibody against Human VSIG4, Gene description: V-set and immunoglobulin domain containing 4, Alternative Gene Names: CRIg, Z39IG, Validated applications: IHC, WB, Uniprot ID: Q9Y279, Storage: Store at +4°C for short term...

    $596.00
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  • Immunohistochemical staining of human bone marrow shows moderate cytoplasmic positivity in hematopoietic cells.

    Atlas Antibodies

    Anti-PSTPIP1 pAb (ATL-HPA072744)

    Catalog No.(s): ATL-HPA072744

    Product DescriptionPolyclonal Antibody against Human PSTPIP1, Gene description: proline-serine-threonine phosphatase interacting protein 1, Alternative Gene Names: CD2BP1, CD2BP1L, CD2BP1S, H-PIP, PAPAS, PSTPIP, Validated applications: WB, IHC, Uniprot...

    $596.00
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  • Immunohistochemical staining of human lung shows strong cytoplasmic positivity in macrophages.

    Atlas Antibodies

    Anti-CYBA pAb (ATL-HPA072667)

    Catalog No.(s): ATL-HPA072667

    Product DescriptionPolyclonal Antibody against Human CYBA, Gene description: cytochrome b-245 alpha chain, Alternative Gene Names: p22-PHOX, Validated applications: IHC, Uniprot ID: P13498, Storage: Store at +4°C for short term storage. Long time storage...

    $554.00
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  • Immunofluorescent staining of human cell line HEL shows localization to cytosol & cell junctions.

    Atlas Antibodies

    Anti-ESAM pAb (ATL-HPA072563)

    Catalog No.(s): ATL-HPA072563

    Product DescriptionPolyclonal Antibody against Human ESAM, Gene description: endothelial cell adhesion molecule, Alternative Gene Names: W117m, Validated applications: ICC, Uniprot ID: Q96AP7, Storage: Store at +4°C for short term storage. Long time...

    $596.00
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  • Immunofluorescent staining of human cell line OE19 shows localization to cytosol.

    Atlas Antibodies

    Anti-PLA2G4E pAb (ATL-HPA072562)

    Catalog No.(s): ATL-HPA072562

    Product DescriptionPolyclonal Antibody against Human PLA2G4E, Gene description: phospholipase A2 group IVE, Alternative Gene Names: FLJ45651, Validated applications: ICC, Uniprot ID: Q3MJ16, Storage: Store at +4°C for short term storage. Long time...

    $596.00
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  • Immunofluorescent staining of human cell line U2OS shows localization to nucleoplasm & cytosol.

    Atlas Antibodies

    Anti-RIT2 pAb (ATL-HPA072526)

    Catalog No.(s): ATL-HPA072526

    Product DescriptionPolyclonal Antibody against Human RIT2, Gene description: Ras like without CAAX 2, Alternative Gene Names: RIBA, RIN, Validated applications: ICC, Uniprot ID: Q99578, Storage: Store at +4°C for short term storage. Long time storage is...

    $596.00
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  • Immunofluorescent staining of human cell line EFO-21 shows localization to nuclear speckles, plasma membrane & cytosol.

    Atlas Antibodies

    Anti-MAPK9 pAb (ATL-HPA072462)

    Catalog No.(s): ATL-HPA072462

    Product DescriptionPolyclonal Antibody against Human MAPK9, Gene description: mitogen-activated protein kinase 9, Alternative Gene Names: JNK2, p54a, PRKM9, SAPK, Validated applications: ICC, Uniprot ID: P45984, Storage: Store at +4°C for short term...

    $554.00
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  • Immunofluorescent staining of human cell line OE19 shows localization to nucleoplasm & cytosol.

    Atlas Antibodies

    Anti-MAF1 pAb (ATL-HPA072409)

    Catalog No.(s): ATL-HPA072409

    Product DescriptionPolyclonal Antibody against Human MAF1, Gene description: MAF1 homolog, negative regulator of RNA polymerase III, Alternative Gene Names: DKFZp586G1123, Validated applications: ICC, Uniprot ID: Q9H063, Storage: Store at +4°C for short...

    $596.00
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  • Immunofluorescent staining of human cell line HaCaT shows localization to microtubules.

    Atlas Antibodies

    Anti-PDCL2 pAb (ATL-HPA072384)

    Catalog No.(s): ATL-HPA072384

    Product DescriptionPolyclonal Antibody against Human PDCL2, Gene description: phosducin like 2, Alternative Gene Names: GCPHLP, Validated applications: ICC, Uniprot ID: Q8N4E4, Storage: Store at +4°C for short term storage. Long time storage is...

    $596.00
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  • Immunofluorescent staining of human cell line OE19 shows localization to cytosol & the Golgi apparatus.

    Atlas Antibodies

    Anti-SCYL3 pAb (ATL-HPA072383)

    Catalog No.(s): ATL-HPA072383

    Product DescriptionPolyclonal Antibody against Human SCYL3, Gene description: SCY1 like pseudokinase 3, Alternative Gene Names: PACE-1, PACE1, Validated applications: ICC, WB, Uniprot ID: Q8IZE3, Storage: Store at +4°C for short term storage. Long time...

    $596.00
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  • Immunofluorescent staining of human cell line Hep-G2 shows localization to plasma membrane.

    Atlas Antibodies

    Anti-SLC26A6 pAb (ATL-HPA072381)

    Catalog No.(s): ATL-HPA072381

    Product DescriptionPolyclonal Antibody against Human SLC26A6, Gene description: solute carrier family 26 member 6, Alternative Gene Names: DKFZp586E1422, Validated applications: ICC, Uniprot ID: Q9BXS9, Storage: Store at +4°C for short term storage. Long...

    $596.00
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  • Immunofluorescent staining of human cell line U2OS shows localization to nucleoplasm & vesicles.

    Atlas Antibodies

    Anti-CNTD1 pAb (ATL-HPA072363)

    Catalog No.(s): ATL-HPA072363

    Product DescriptionPolyclonal Antibody against Human CNTD1, Gene description: cyclin N-terminal domain containing 1, Alternative Gene Names: CNTD, FLJ40137, Validated applications: ICC, Uniprot ID: Q8N815, Storage: Store at +4°C for short term storage...

    $596.00
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  • Immunofluorescent staining of human cell line JURKAT shows localization to cytosol.

    Atlas Antibodies

    Anti-SH2D1A pAb (ATL-HPA072265)

    Catalog No.(s): ATL-HPA072265

    Product DescriptionPolyclonal Antibody against Human SH2D1A, Gene description: SH2 domain containing 1A, Alternative Gene Names: DSHP, EBVS, IMD5, LYP, MTCP1, SAP, XLP, XLPD, Validated applications: ICC, Uniprot ID: O60880, Storage: Store at +4°C for...

    $554.00
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  • Immunofluorescent staining of human cell line HEL shows localization to nucleoplasm.

    Atlas Antibodies

    Anti-LYL1 pAb (ATL-HPA072177)

    Catalog No.(s): ATL-HPA072177

    Product DescriptionPolyclonal Antibody against Human LYL1, Gene description: LYL1 basic helix-loop-helix family member, Alternative Gene Names: bHLHa18, Validated applications: ICC, Uniprot ID: P12980, Storage: Store at +4°C for short term storage. Long...

    $596.00
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