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 salivary gland shows strong positivity in glandular cells.

    Atlas Antibodies

    Anti-KLK1 pAb (ATL-HPA059690)

    Catalog No.(s): ATL-HPA059690

    Product DescriptionPolyclonal Antibody against Human KLK1, Gene description: kallikrein 1, Alternative Gene Names: Klk6, Validated applications: IHC, Uniprot ID: P06870, Storage: Store at +4°C for short term storage. Long time storage is recommended at...

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

    Atlas Antibodies

    Anti-L3MBTL1 pAb (ATL-HPA059648)

    Catalog No.(s): ATL-HPA059648

    Product DescriptionPolyclonal Antibody against Human L3MBTL1, Gene description: L3MBTL histone methyl-lysine binding protein 1, Alternative Gene Names: dJ138B7.3, DKFZp586P1522, KIAA0681, L3MBTL, ZC2HC3, Validated applications: ICC, Uniprot ID: Q9Y468,...

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

    Atlas Antibodies

    Anti-CIDEB pAb (ATL-HPA059646)

    Catalog No.(s): ATL-HPA059646

    Product DescriptionPolyclonal Antibody against Human CIDEB, Gene description: cell death inducing DFFA like effector b, Validated applications: ICC, Uniprot ID: Q9UHD4, 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 HEK293 shows localization to nucleoplasm & nucleoli.

    Atlas Antibodies

    Anti-STPG2 pAb (ATL-HPA059473)

    Catalog No.(s): ATL-HPA059473

    Product DescriptionPolyclonal Antibody against Human STPG2, Gene description: sperm tail PG-rich repeat containing 2, Alternative Gene Names: C4orf37, MGC46496, Validated applications: ICC, Uniprot ID: Q8N412, Storage: Store at +4°C for short term...

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  • Immunofluorescent staining of human cell line U2OS shows localization to centrosome.

    Atlas Antibodies

    Anti-CETN2 pAb (ATL-HPA059330)

    Catalog No.(s): ATL-HPA059330

    Product DescriptionPolyclonal Antibody against Human CETN2, Gene description: centrin 2, Alternative Gene Names: CALT, CEN2, Validated applications: ICC, Uniprot ID: P41208, Storage: Store at +4°C for short term storage. Long time storage is recommended...

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

    Atlas Antibodies

    Anti-PRELP pAb (ATL-HPA059225)

    Catalog No.(s): ATL-HPA059225

    Product DescriptionPolyclonal Antibody against Human PRELP, Gene description: proline and arginine rich end leucine rich repeat protein, Alternative Gene Names: prolargin, SLRR2A, Validated applications: ICC, Uniprot ID: P51888, Storage: Store at +4°C...

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  • Immunofluorescent staining of human cell line HeLa shows localization to cytosol & vesicles.

    Atlas Antibodies

    Anti-RGR pAb (ATL-HPA059149)

    Catalog No.(s): ATL-HPA059149

    Product DescriptionPolyclonal Antibody against Human RGR, Gene description: retinal G protein coupled receptor, Alternative Gene Names: RP44, Validated applications: ICC, Uniprot ID: P47804, Storage: Store at +4°C for short term storage. Long time...

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  • Immunohistochemical staining of human epididymis shows moderate cytoplasmic positivity in glandular cells.

    Atlas Antibodies

    Anti-OLFML1 pAb (ATL-HPA058824)

    Catalog No.(s): ATL-HPA058824

    Product DescriptionPolyclonal Antibody against Human OLFML1, Gene description: olfactomedin like 1, Alternative Gene Names: UNQ564, Validated applications: IHC, Uniprot ID: Q6UWY5, Storage: Store at +4°C for short term storage. Long time storage is...

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  • Immunofluorescent staining of human cell line U2OS shows localization to mitochondria.

    Atlas Antibodies

    Anti-ACOD1 pAb (ATL-HPA058816)

    Catalog No.(s): ATL-HPA058816

    Product DescriptionPolyclonal Antibody against Human ACOD1, Gene description: aconitate decarboxylase 1, Alternative Gene Names: CAD, IRG1, Validated applications: ICC, Uniprot ID: A6NK06, Storage: Store at +4°C for short term storage. Long time storage...

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  • Immunofluorescent staining of human cell line EFO-21 shows localization to plasma membrane.

    Atlas Antibodies

    Anti-TM4SF18 pAb (ATL-HPA058640)

    Catalog No.(s): ATL-HPA058640

    Product DescriptionPolyclonal Antibody against Human TM4SF18, Gene description: transmembrane 4 L six family member 18, Alternative Gene Names: L6D, Validated applications: ICC, WB, Uniprot ID: Q96CE8, Storage: Store at +4°C for short term storage. Long...

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

    Atlas Antibodies

    Anti-GPD1 pAb (ATL-HPA058621)

    Catalog No.(s): ATL-HPA058621

    Product DescriptionPolyclonal Antibody against Human GPD1, Gene description: glycerol-3-phosphate dehydrogenase 1, Validated applications: WB, IHC, Uniprot ID: P21695, Storage: Store at +4°C for short term storage. Long time storage is recommended at...

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  • Immunofluorescent staining of human cell line BJ [Human fibroblast] shows localization to the Golgi apparatus.

    Atlas Antibodies

    Anti-TNFRSF11B pAb (ATL-HPA058613)

    Catalog No.(s): ATL-HPA058613

    Product DescriptionPolyclonal Antibody against Human TNFRSF11B, Gene description: TNF receptor superfamily member 11b, Alternative Gene Names: OCIF, OPG, TR1, Validated applications: ICC, Uniprot ID: O00300, Storage: Store at +4°C for short term storage...

    $486.00
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  • Immunohistochemical staining of human heart muscle shows strong cytoplasmic positivity in cardiomyocytes.

    Atlas Antibodies

    Anti-GOT2 pAb (ATL-HPA058537)

    Catalog No.(s): ATL-HPA058537

    Product DescriptionPolyclonal Antibody against Human GOT2, Gene description: glutamic-oxaloacetic transaminase 2, Alternative Gene Names: KAT4, KATIV, KYAT4, mitAAT, Validated applications: IHC, Uniprot ID: P00505, Storage: Store at +4°C for short term...

    $554.00
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  • Immunofluorescent staining of human cell line U-251MG shows localization to plasma membrane.

    Atlas Antibodies

    Anti-PLPP2 pAb (ATL-HPA058428)

    Catalog No.(s): ATL-HPA058428

    Product DescriptionPolyclonal Antibody against Human PLPP2, Gene description: phospholipid phosphatase 2, Alternative Gene Names: LPP2, PAP-2c, PPAP2C, Validated applications: ICC, Uniprot ID: O43688, Storage: Store at +4°C for short term storage. Long...

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  • Immunofluorescent staining of human cell line JURKAT shows localization to plasma membrane & vesicles.

    Atlas Antibodies

    Anti-GPR174 pAb (ATL-HPA058306)

    Catalog No.(s): ATL-HPA058306

    Product DescriptionPolyclonal Antibody against Human GPR174, Gene description: G protein-coupled receptor 174, Alternative Gene Names: FKSG79, Validated applications: ICC, Uniprot ID: Q9BXC1, Storage: Store at +4°C for short term storage. Long time...

    $596.00
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  • Immunofluorescent staining of human cell line AF22 shows localization to plasma membrane & cytosol.

    Atlas Antibodies

    Anti-SH3PXD2B pAb (ATL-HPA058141)

    Catalog No.(s): ATL-HPA058141

    Product DescriptionPolyclonal Antibody against Human SH3PXD2B, Gene description: SH3 and PX domains 2B, Alternative Gene Names: FLJ20831, KIAA1295, Validated applications: ICC, Uniprot ID: A1X283, Storage: Store at +4°C for short term storage. Long time...

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  • Immunofluorescent staining of human cell line U2OS shows localization to plasma membrane & centriolar satellites.

    Atlas Antibodies

    Anti-ARL9 pAb (ATL-HPA058135)

    Catalog No.(s): ATL-HPA058135

    Product DescriptionPolyclonal Antibody against Human ARL9, Gene description: ADP ribosylation factor like GTPase 9, Validated applications: ICC, Uniprot ID: Q6T311, Storage: Store at +4°C for short term storage. Long time storage is recommended at -20°C...

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

    Atlas Antibodies

    Anti-BAZ1B pAb (ATL-HPA058068)

    Catalog No.(s): ATL-HPA058068

    Product DescriptionPolyclonal Antibody against Human BAZ1B, Gene description: bromodomain adjacent to zinc finger domain 1B, Alternative Gene Names: WBSCR10, WBSCR9, WSTF, Validated applications: ICC, Uniprot ID: Q9UIG0, Storage: Store at +4°C for short...

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  • Immunofluorescent staining of human cell line HEL shows localization to mitochondria & centriolar satellites.

    Atlas Antibodies

    Anti-STAP1 pAb (ATL-HPA058018)

    Catalog No.(s): ATL-HPA058018

    Product DescriptionPolyclonal Antibody against Human STAP1, Gene description: signal transducing adaptor family member 1, Alternative Gene Names: BRDG1, STAP-1, Validated applications: ICC, Uniprot ID: Q9ULZ2, Storage: Store at +4°C for short term...

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  • Immunofluorescent staining of human cell line OE19 shows localization to nucleoplasm.

    Atlas Antibodies

    Anti-LRRC31 pAb (ATL-HPA058013)

    Catalog No.(s): ATL-HPA058013

    Product DescriptionPolyclonal Antibody against Human LRRC31, Gene description: leucine rich repeat containing 31, Alternative Gene Names: FLJ23259, Validated applications: ICC, Uniprot ID: Q6UY01, Storage: Store at +4°C for short term storage. Long time...

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

    Atlas Antibodies

    Anti-RBMY1F pAb (ATL-HPA057723)

    Catalog No.(s): ATL-HPA057723

    Product DescriptionPolyclonal Antibody against Human RBMY1F, Gene description: RNA binding motif protein Y-linked family 1 member F, Alternative Gene Names: MGC33094, Validated applications: ICC, Uniprot ID: Q15415, Storage: Store at +4°C for short term...

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

    Atlas Antibodies

    Anti-P2RX1 pAb (ATL-HPA057678)

    Catalog No.(s): ATL-HPA057678

    Product DescriptionPolyclonal Antibody against Human P2RX1, Gene description: purinergic receptor P2X 1, Alternative Gene Names: P2X1, Validated applications: ICC, Uniprot ID: P51575, Storage: Store at +4°C for short term storage. Long time storage is...

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

    Atlas Antibodies

    Anti-TIGD6 pAb (ATL-HPA057538)

    Catalog No.(s): ATL-HPA057538

    Product DescriptionPolyclonal Antibody against Human TIGD6, Gene description: tigger transposable element derived 6, Alternative Gene Names: DKFZp761E2110, Validated applications: ICC, Uniprot ID: Q17RP2, Storage: Store at +4°C for short term storage...

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  • Immunohistochemical staining of human kidney shows strong nuclear positivity in cells in tubules and glomeruli.

    Atlas Antibodies

    Anti-SHLD2 pAb (ATL-HPA057506)

    Catalog No.(s): ATL-HPA057506

    Product DescriptionPolyclonal Antibody against Human SHLD2, Gene description: shieldin complex subunit 2, Alternative Gene Names: bA163M19.1, FAM35A, FAM35A1, MGC5560, RINN2, Validated applications: IHC, Uniprot ID: Q86V20, Storage: Store at +4°C for...

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  • Immunohistochemical staining of human testis shows strong cytoplasmic positivity in cells in seminiferus ducts.

    Atlas Antibodies

    Anti-TSBP1 pAb (ATL-HPA057426)

    Catalog No.(s): ATL-HPA057426

    Product DescriptionPolyclonal Antibody against Human TSBP1, Gene description: testis expressed basic protein 1, Alternative Gene Names: C6orf10, TSBP, Validated applications: IHC, Uniprot ID: Q5SRN2, Storage: Store at +4°C for short term storage. Long...

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

    Atlas Antibodies

    Anti-FBXO7 pAb (ATL-HPA057352)

    Catalog No.(s): ATL-HPA057352

    Product DescriptionPolyclonal Antibody against Human FBXO7, Gene description: F-box protein 7, Alternative Gene Names: Fbx, FBX7, PARK15, Validated applications: IHC, Uniprot ID: Q9Y3I1, Storage: Store at +4°C for short term storage. Long time storage is...

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

    Atlas Antibodies

    Anti-N4BP2L1 pAb (ATL-HPA057219)

    Catalog No.(s): ATL-HPA057219

    Product DescriptionPolyclonal Antibody against Human N4BP2L1, Gene description: NEDD4 binding protein 2 like 1, Alternative Gene Names: CG018, Validated applications: ICC, Uniprot ID: Q5TBK1, Storage: Store at +4°C for short term storage. Long time...

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  • Immunofluorescent staining of human cell line A-431 shows localization to cytosol.

    Atlas Antibodies

    Anti-SLK pAb (ATL-HPA056556)

    Catalog No.(s): ATL-HPA056556

    Product DescriptionPolyclonal Antibody against Human SLK, Gene description: STE20 like kinase, Alternative Gene Names: KIAA0204, se20-9, STK2, Validated applications: ICC, Uniprot ID: Q9H2G2, Storage: Store at +4°C for short term storage. Long time...

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  • Immunohistochemical staining of human tonsil shows strong cytoplasmic positivity in germinal center cells and non-germinal center cells.

    Atlas Antibodies

    Anti-CD79A pAb (ATL-HPA056444)

    Catalog No.(s): ATL-HPA056444

    Product DescriptionPolyclonal Antibody against Human CD79A, Gene description: CD79a molecule, Alternative Gene Names: Ig-alpha, IGA, IGAlpha, MB-1, MB1, Validated applications: IHC, Uniprot ID: P11912, Storage: Store at +4°C for short term storage. Long...

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  • Immunohistochemical staining of human rectum shows strong membranous and cytoplasmic positivity in glandular cells.

    Atlas Antibodies

    Anti-ST14 pAb (ATL-HPA056258)

    Catalog No.(s): ATL-HPA056258

    Product DescriptionPolyclonal Antibody against Human ST14, Gene description: ST14 transmembrane serine protease matriptase, Alternative Gene Names: CAP3, HAI, MT-SP1, PRSS14, SNC19, TMPRSS14, Validated applications: IHC, Uniprot ID: Q9Y5Y6, Storage:...

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  • Immunohistochemical staining of human fallopian tube shows moderate cytoplasmic positivity in glandular cells.

    Atlas Antibodies

    Anti-C20orf96 pAb (ATL-HPA056227)

    Catalog No.(s): ATL-HPA056227

    Product DescriptionPolyclonal Antibody against Human C20orf96, Gene description: chromosome 20 open reading frame 96, Alternative Gene Names: dJ1103G7.2, Validated applications: IHC, Uniprot ID: Q9NUD7, Storage: Store at +4°C for short term storage. Long...

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  • Immunofluorescent staining of human cell line OE19 shows localization to endoplasmic reticulum & vesicles.

    Atlas Antibodies

    Anti-UGT1A6 pAb (ATL-HPA056023)

    Catalog No.(s): ATL-HPA056023

    Product DescriptionPolyclonal Antibody against Human UGT1A6, Gene description: UDP glucuronosyltransferase family 1 member A6, Alternative Gene Names: GNT1, HLUGP, UGT1F, Validated applications: ICC, Uniprot ID: P19224, Storage: Store at +4°C for short...

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  • Immunofluorescent staining of human cell line CACO-2 shows localization to cytosol & mitochondria.

    Atlas Antibodies

    Anti-CDK5RAP1 pAb (ATL-HPA055429)

    Catalog No.(s): ATL-HPA055429

    Product DescriptionPolyclonal Antibody against Human CDK5RAP1, Gene description: CDK5 regulatory subunit associated protein 1, Alternative Gene Names: C20orf34, C42, CGI-05, HSPC167, Validated applications: ICC, Uniprot ID: Q96SZ6, Storage: Store at +4°C...

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  • Immunofluorescent staining of human cell line MCF-7 shows localization to nucleoli.

    Atlas Antibodies

    Anti-WDR46 pAb (ATL-HPA055425)

    Catalog No.(s): ATL-HPA055425

    Product DescriptionPolyclonal Antibody against Human WDR46, Gene description: WD repeat domain 46, Alternative Gene Names: BING4, C6orf11, UTP7, Validated applications: ICC, Uniprot ID: O15213, Storage: Store at +4°C for short term storage. Long time...

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  • Immunohistochemical staining of human esophagus shows moderate cytoplasmic positivity in squamous epithelial cells.

    Atlas Antibodies

    Anti-TICAM1 pAb (ATL-HPA055421)

    Catalog No.(s): ATL-HPA055421

    Product DescriptionPolyclonal Antibody against Human TICAM1, Gene description: TIR domain containing adaptor molecule 1, Alternative Gene Names: MGC35334, PRVTIRB, TICAM-1, TRIF, Validated applications: IHC, Uniprot ID: Q8IUC6, Storage: Store at +4°C for...

    $554.00
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