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.

 

  • Immunofluorescent staining of human cell line HAP1 shows localization to the Golgi apparatus.

    Atlas Antibodies

    Anti-CDHR1 pAb (ATL-HPA010795)

    Catalog No.(s): ATL-HPA010795

    Product DescriptionPolyclonal Antibody against Human CDHR1, Gene description: cadherin related family member 1, Alternative Gene Names: CORD15, KIAA1775, PCDH21, RP65, Validated applications: ICC, Uniprot ID: Q96JP9, Storage: Store at +4°C for short term...

    $596.00
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  • Immunofluorescent staining of human cell line Rh30 shows localization to mitochondria.

    Atlas Antibodies

    Anti-CYB5R1 pAb (ATL-HPA010531)

    Catalog No.(s): ATL-HPA010531

    Product DescriptionPolyclonal Antibody against Human CYB5R1, Gene description: cytochrome b5 reductase 1, Alternative Gene Names: humb5R2, NQO3A2, Validated applications: ICC, Uniprot ID: Q9UHQ9, 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, nucleoli & mitochondria.

    Atlas Antibodies

    Anti-FAM171B pAb (ATL-HPA010529)

    Catalog No.(s): ATL-HPA010529

    Product DescriptionPolyclonal Antibody against Human FAM171B, Gene description: family with sequence similarity 171 member B, Alternative Gene Names: FLJ34104, KIAA1946, Validated applications: ICC, Uniprot ID: Q6P995, Storage: Store at +4°C for short...

    $596.00
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  • Immunofluorescent staining of human cell line HaCaT shows localization to nuclear bodies & endoplasmic reticulum.

    Atlas Antibodies

    Anti-NT5C3A pAb (ATL-HPA010520)

    Catalog No.(s): ATL-HPA010520

    Product DescriptionPolyclonal Antibody against Human NT5C3A, Gene description: 5'-nucleotidase, cytosolic IIIA, Alternative Gene Names: cN-III, hUMP1, NT5C3, p36, P5'N-1, PN-I, POMP, PSN1, UMPH, UMPH1, Validated applications: ICC, Uniprot ID: Q9H0P0,...

    $596.00
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  • Immunofluorescent staining of human cell line THP-1 shows localization to plasma membrane & cytosol.

    Atlas Antibodies

    Anti-PSTPIP1 pAb (ATL-HPA010116)

    Catalog No.(s): ATL-HPA010116

    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: ICC, Uniprot ID:...

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

    Atlas Antibodies

    Anti-WRN pAb (ATL-HPA009423)

    Catalog No.(s): ATL-HPA009423

    Product DescriptionPolyclonal Antibody against Human WRN, Gene description: WRN RecQ like helicase, Alternative Gene Names: RECQ3, RECQL2, Validated applications: ICC, Uniprot ID: Q14191, Storage: Store at +4°C for short term storage. Long time storage...

    $554.00
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  • Immunofluorescent staining of human cell line SH-SY5Y shows localization to plasma membrane & vesicles.

    Atlas Antibodies

    Anti-ADGRA2 pAb (ATL-HPA008984)

    Catalog No.(s): ATL-HPA008984

    Product DescriptionPolyclonal Antibody against Human ADGRA2, Gene description: adhesion G protein-coupled receptor A2, Alternative Gene Names: DKFZp434C211, DKFZp434J0911, FLJ14390, GPR124, KIAA1531, TEM5, Validated applications: ICC, Uniprot ID: Q96PE1,...

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

    Atlas Antibodies

    Anti-REV1 pAb (ATL-HPA008881)

    Catalog No.(s): ATL-HPA008881

    Product DescriptionPolyclonal Antibody against Human REV1, Gene description: REV1 DNA directed polymerase, Alternative Gene Names: REV1L, Validated applications: ICC, Uniprot ID: Q9UBZ9, Storage: Store at +4°C for short term storage. Long time storage is...

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  • Immunofluorescent staining of human cell line SiHa shows localization to the Golgi apparatus.

    Atlas Antibodies

    Anti-GLT8D1 pAb (ATL-HPA008808)

    Catalog No.(s): ATL-HPA008808

    Product DescriptionPolyclonal Antibody against Human GLT8D1, Gene description: glycosyltransferase 8 domain containing 1, Alternative Gene Names: AD-017, FLJ14611, Validated applications: ICC, Uniprot ID: Q68CQ7, Storage: Store at +4°C for short term...

    $596.00
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  • Immunofluorescent staining of human cell line PC-3 shows localization to nuclear speckles, plasma membrane & cytosol.

    Atlas Antibodies

    Anti-PTPRH pAb (ATL-HPA008708)

    Catalog No.(s): ATL-HPA008708

    Product DescriptionPolyclonal Antibody against Human PTPRH, Gene description: protein tyrosine phosphatase receptor type H, Alternative Gene Names: SAP-1, Validated applications: ICC, Uniprot ID: Q9HD43, Storage: Store at +4°C for short term storage...

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

    Atlas Antibodies

    Anti-PDPK1 pAb (ATL-HPA008062)

    Catalog No.(s): ATL-HPA008062

    Product DescriptionPolyclonal Antibody against Human PDPK1, Gene description: 3-phosphoinositide dependent protein kinase 1, Alternative Gene Names: PDK1, Validated applications: WB, ICC, Uniprot ID: O15530, Storage: Store at +4°C for short term storage...

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

    Atlas Antibodies

    Anti-RALBP1 pAb (ATL-HPA007622)

    Catalog No.(s): ATL-HPA007622

    Product DescriptionPolyclonal Antibody against Human RALBP1, Gene description: ralA binding protein 1, Alternative Gene Names: RIP, RIP1, RLIP76, Validated applications: ICC, Uniprot ID: Q15311, Storage: Store at +4°C for short term storage. Long time...

    $554.00
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  • Immunohistochemical staining of human cerebellum shows strong cytoplasmic positivity in cells of molecular layer.

    Atlas Antibodies

    Anti-FBXL5 pAb (ATL-HPA002484)

    Catalog No.(s): ATL-HPA002484

    Product DescriptionPolyclonal Antibody against Human FBXL5, Gene description: F-box and leucine rich repeat protein 5, Alternative Gene Names: FBL4, FBL5, FLR1, Validated applications: IHC, Uniprot ID: Q9UKA1, Storage: Store at +4°C for short term...

    $596.00
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  • Immunohistochemistry analysis in human bone marrow and skeletal muscle tissues using AMAb91999 antibody. Corresponding MPO RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti-MPO mAb (Clone CL15002, ATL-AMAb91999 w/enhanced validation)

    Catalog No.(s): ATL-AMAb91999

    Product DescriptionMonoclonal Antibody against Human MPO, Clone ID: CL15002, Gene description: Myeloperoxidase, Validated applications: IHC, WB, Uniprot ID: P05164, Storage: Store at +4°C for short term storage. Long time storage is recommended at -20°C...

    $328.00 - $486.00
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  • Immunohistochemistry analysis in human bone marrow and skeletal muscle tissues using AMAb91998 antibody. Corresponding MPO RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti-MPO mAb (Clone CL14991, ATL-AMAb91998 w/enhanced validation)

    Catalog No.(s): ATL-AMAb91998

    Product DescriptionMonoclonal Antibody against Human MPO, Clone ID: CL14991, Gene description: Myeloperoxidase, Validated applications: IHC, WB, Uniprot ID: P05164, Storage: Store at +4°C for short term storage. Long time storage is recommended at -20°C...

    $328.00 - $486.00
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  • Immunohistochemistry analysis in human bone marrow and skeletal muscle tissues using AMAb91997 antibody. Corresponding MPO RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti-MPO mAb (Clone CL14976, ATL-AMAb91997 w/enhanced validation)

    Catalog No.(s): ATL-AMAb91997

    Product DescriptionMonoclonal Antibody against Human MPO, Clone ID: CL14976, Gene description: Myeloperoxidase, Validated applications: IHC, WB, Uniprot ID: P05164, Storage: Store at +4°C for short term storage. Long time storage is recommended at -20°C...

    $328.00 - $486.00
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  • Immunohistochemistry analysis in human tonsil and skeletal muscle tissues using AMAb91996 antibody. Corresponding LAG3 RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti-LAG3 mAb (Clone CL14765, ATL-AMAb91996 w/enhanced validation)

    Catalog No.(s): ATL-AMAb91996

    Product DescriptionMonoclonal Antibody against Human LAG3, Clone ID: CL14765, Gene description: Lymphocyte activating 3, Alternative Gene Names: CD223, Validated applications: IHC, Uniprot ID: P18627, Storage: Store at +4°C for short term storage. Long...

    $395.00 - $554.00
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  • Western blot analysis in human cell line MOLT-4.

    Atlas Antibodies

    Anti-ICOS mAb (Clone CL14825, ATL-AMAb91995)

    Catalog No.(s): ATL-AMAb91995

    Product DescriptionMonoclonal Antibody against Human ICOS, Clone ID: CL14825, Gene description: Inducible t cell costimulator, Alternative Gene Names: AILIM, CD278, Validated applications: WB, Uniprot ID: Q9Y6W8, Storage: Store at +4°C for short term...

    $395.00 - $554.00
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  • Immunohistochemistry analysis in human tonsil and skeletal muscle tissues using AMAb91992 antibody. Corresponding LAG3 RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti-LAG3 mAb (Clone CL14773, ATL-AMAb91992 w/enhanced validation)

    Catalog No.(s): ATL-AMAb91992

    Product DescriptionMonoclonal Antibody against Human LAG3, Clone ID: CL14773, Gene description: Lymphocyte activating 3, Alternative Gene Names: CD223, Validated applications: IHC, Uniprot ID: P18627, Storage: Store at +4°C for short term storage. Long...

    $395.00 - $554.00
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  • Western blot analysis in human cell line CACO-2.

    Atlas Antibodies

    Anti-DKK1 mAb (Clone CL14707, ATL-AMAb91989)

    Catalog No.(s): ATL-AMAb91989

    Product DescriptionMonoclonal Antibody against Human DKK1, Clone ID: CL14707, Gene description: Dickkopf WNT signaling pathway inhibitor 1, Alternative Gene Names: DKK-1, SK, Validated applications: WB, Uniprot ID: O94907, Storage: Store at +4°C for...

    $328.00 - $486.00
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  • Immunohistochemistry analysis in human placenta and cerebral cortex tissues using AMAb91988 antibody. Corresponding PECAM1 RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti-PECAM1 mAb (Clone CL14696, ATL-AMAb91988 w/enhanced validation)

    Catalog No.(s): ATL-AMAb91988

    Product DescriptionMonoclonal Antibody against Human PECAM1, Clone ID: CL14696, Gene description: Platelet and endothelial cell adhesion molecule 1, Alternative Gene Names: CD31, Validated applications: IHC, WB, Uniprot ID: P16284, Storage: Store at +4°C...

    $328.00 - $486.00
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  • Immunohistochemistry analysis in human placenta and cervix, uterine tissues using AMAb91986 antibody. Corresponding PECAM1 RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti-PECAM1 mAb (Clone CL14693, ATL-AMAb91986 w/enhanced validation)

    Catalog No.(s): ATL-AMAb91986

    Product DescriptionMonoclonal Antibody against Human PECAM1, Clone ID: CL14693, Gene description: Platelet and endothelial cell adhesion molecule 1, Alternative Gene Names: CD31, Validated applications: IHC, Uniprot ID: P16284, Storage: Store at +4°C for...

    $328.00 - $486.00
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  • Immunohistochemistry analysis in human placenta and skeletal muscle tissues using AMAb91983 antibody. Corresponding IFI27 RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti-IFI27 mAb (Clone CL14627, ATL-AMAb91983 w/enhanced validation)

    Catalog No.(s): ATL-AMAb91983

    Product DescriptionMonoclonal Antibody against Human IFI27, Clone ID: CL14627, Gene description: Interferon alpha inducible protein 27, Alternative Gene Names: FAM14D, ISG12, P27, Validated applications: IHC, Uniprot ID: P40305, Storage: Store at +4°C...

    $447.00 - $596.00
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  • Immunohistochemistry analysis in human prostate and liver tissues using AMAb91982 antibody. Corresponding MYH11 RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti-MYH11 mAb (Clone CL14619, ATL-AMAb91982 w/enhanced validation)

    Catalog No.(s): ATL-AMAb91982

    Product DescriptionMonoclonal Antibody against Human MYH11, Clone ID: CL14619, Gene description: Myosin heavy chain 11, Alternative Gene Names: SMHC, SMMHC, SMMS-1, Validated applications: IHC, WB, Uniprot ID: P35749, Storage: Store at +4°C for short...

    $395.00 - $554.00
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  • Immunohistochemistry analysis in human smooth muscle and liver tissues using AMAb91981 antibody. Corresponding MYH11 RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti-MYH11 mAb (Clone CL14617, ATL-AMAb91981 w/enhanced validation)

    Catalog No.(s): ATL-AMAb91981

    Product DescriptionMonoclonal Antibody against Human MYH11, Clone ID: CL14617, Gene description: Myosin heavy chain 11, Alternative Gene Names: SMHC, SMMHC, SMMS-1, Validated applications: IHC, WB, Uniprot ID: P35749, Storage: Store at +4°C for short...

    $395.00 - $554.00
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  • Immunohistochemistry analysis in human tonsil and skeletal muscle tissues using AMAb91979 antibody. Corresponding IRF4 RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti-IRF4 mAb (Clone CL14615, ATL-AMAb91979 w/enhanced validation)

    Catalog No.(s): ATL-AMAb91979

    Product DescriptionMonoclonal Antibody against Human IRF4, Clone ID: CL14615, Gene description: Interferon regulatory factor 4, Alternative Gene Names: LSIRF, MUM1, Validated applications: IHC, WB, Uniprot ID: Q15306, Storage: Store at +4°C for short...

    $395.00 - $554.00
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  • Immunohistochemistry analysis in human lymph node and pancreas tissues using AMAb91978 antibody. Corresponding BCL6 RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti-BCL6 mAb (Clone CL14612, ATL-AMAb91978 w/enhanced validation)

    Catalog No.(s): ATL-AMAb91978

    Product DescriptionMonoclonal Antibody against Human BCL6, Clone ID: CL14612, Gene description: BCL6 transcription repressor, Alternative Gene Names: BCL5, BCL6A, LAZ3, ZBTB27, ZNF51, Validated applications: ICC, IHC, Uniprot ID: P41182, Storage: Store...

    $328.00 - $486.00
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  • Immunohistochemistry analysis in human lymph node and small intestine tissues using AMAb91977 antibody. Corresponding BCL6 RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti-BCL6 mAb (Clone CL14611, ATL-AMAb91977 w/enhanced validation)

    Catalog No.(s): ATL-AMAb91977

    Product DescriptionMonoclonal Antibody against Human BCL6, Clone ID: CL14611, Gene description: BCL6 transcription repressor, Alternative Gene Names: BCL5, BCL6A, LAZ3, ZBTB27, ZNF51, Validated applications: ICC, IHC, Uniprot ID: P41182, Storage: Store...

    $328.00 - $486.00
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  • Immunohistochemistry analysis in human placenta and liver tissues using AMAb91974 antibody. Corresponding CD34 RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti-CD34 mAb (Clone CL14579, ATL-AMAb91974 w/enhanced validation)

    Catalog No.(s): ATL-AMAb91974

    Product DescriptionMonoclonal Antibody against Human CD34, Clone ID: CL14579, Gene description: CD34 molecule, Validated applications: IHC, Uniprot ID: P28906, Storage: Store at +4°C for short term storage. Long time storage is recommended at -20°C...

    $328.00 - $486.00
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  • Western blot analysis in human cell line SK-MEL-30.

    Atlas Antibodies

    Anti-HTR2B mAb (Clone CL14576, ATL-AMAb91972)

    Catalog No.(s): ATL-AMAb91972

    Product DescriptionMonoclonal Antibody against Human HTR2B, Clone ID: CL14576, Gene description: 5-hydroxytryptamine receptor 2b, Alternative Gene Names: 5-HT(2B), 5-HT2B, Validated applications: WB, Uniprot ID: P41595, Storage: Store at +4°C for short...

    $447.00 - $596.00
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  • Immunohistochemistry analysis in human skin and testis tissues using AMAb91970 antibody. Corresponding KRT14 RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti-KRT14 mAb (Clone CL14568, ATL-AMAb91970 w/enhanced validation)

    Catalog No.(s): ATL-AMAb91970

    Product DescriptionMonoclonal Antibody against Human KRT14, Clone ID: CL14568, Gene description: Keratin 14, Alternative Gene Names: EBS3, EBS4, Validated applications: ICC, IHC, WB, Uniprot ID: P02533, Storage: Store at +4°C for short term storage. Long...

    $395.00 - $554.00
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  • Immunohistochemistry analysis in human skin and testis tissues using AMAb91968 antibody. Corresponding KRT14 RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti-KRT14 mAb (Clone CL14565, ATL-AMAb91968 w/enhanced validation)

    Catalog No.(s): ATL-AMAb91968

    Product DescriptionMonoclonal Antibody against Human KRT14, Clone ID: CL14565, Gene description: Keratin 14, Alternative Gene Names: EBS3, EBS4, Validated applications: ICC, IHC, WB, Uniprot ID: P02533, Storage: Store at +4°C for short term storage. Long...

    $395.00 - $554.00
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  • Immunohistochemistry analysis in human tonsil and skeletal muscle tissues using AMAb91966 antibody. Corresponding CR2 RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti-CR2 mAb (Clone CL14556, ATL-AMAb91966 w/enhanced validation)

    Catalog No.(s): ATL-AMAb91966

    Product DescriptionMonoclonal Antibody against Human CR2, Clone ID: CL14556, Gene description: Complement c3d receptor 2, Alternative Gene Names: C3DR, CD21, Validated applications: IHC, WB, Uniprot ID: P20023, Storage: Store at +4°C for short term...

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  • Immunohistochemistry analysis in human tonsil and skeletal muscle tissues using AMAb91965 antibody. Corresponding CR2 RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti-CR2 mAb (Clone CL14552, ATL-AMAb91965 w/enhanced validation)

    Catalog No.(s): ATL-AMAb91965

    Product DescriptionMonoclonal Antibody against Human CR2, Clone ID: CL14552, Gene description: Complement c3d receptor 2, Alternative Gene Names: C3DR, CD21, Validated applications: IHC, WB, Uniprot ID: P20023, Storage: Store at +4°C for short term...

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  • Immunohistochemistry analysis in human lymph node and liver tissues using AMAb91964 antibody. Corresponding PAX5 RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti-PAX5 mAb (Clone CL14550, ATL-AMAb91964 w/enhanced validation)

    Catalog No.(s): ATL-AMAb91964

    Product DescriptionMonoclonal Antibody against Human PAX5, Clone ID: CL14550, Gene description: Paired box 5, Alternative Gene Names: BSAP, PAX-5, Validated applications: IHC, WB, Uniprot ID: Q02548, Storage: Store at +4°C for short term storage. Long...

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