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.

 

  • Western blot analysis in human cell line RT-4, human cell line U-251 MG, human plasma, human liver tissue and human tonsil tissue.

    Atlas Antibodies

    Anti WLS pAb (ATL-HPA069520)

    Catalog No.(s): ATL-HPA069520, ATL-HPA069520-100

    Product DescriptionProtein Description: wntless Wnt ligand secretion mediatorGene Name: WLSAlternative Gene Name: C1orf139, EVI, FLJ23091, GPR177, mig-14, MRP, wlsIsotype: IgGInterspecies mouse/rat: ENSMUSG00000028173: 94%, ENSRNOG00000036816: 93%Entrez...

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  • Immunofluorescent staining of human cell line RT4 shows localization to plasma membrane.

    Atlas Antibodies

    Anti CCR3 pAb (ATL-HPA069514)

    Catalog No.(s): ATL-HPA069514, ATL-HPA069514-25, ATL-HPA069514-100

    Product DescriptionProtein Description: C-C motif chemokine receptor 3Gene Name: CCR3Alternative Gene Name: CC-CKR-3, CD193, CKR3, CMKBR3Isotype: IgGInterspecies mouse/rat: ENSMUSG00000035448: 47%, ENSRNOG00000006736: 44%Entrez Gene ID: 1232Uniprot ID:...

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  • Immunofluorescent staining of human cell line U-2 OS shows localization to nucleus & nucleoli.

    Atlas Antibodies

    Anti FAM133B pAb (ATL-HPA069513)

    Catalog No.(s): ATL-HPA069513, ATL-HPA069513-25, ATL-HPA069513-100

    Product DescriptionProtein Description: family with sequence similarity 133, member BGene Name: FAM133BAlternative Gene Name: MGC40405Isotype: IgGInterspecies mouse/rat: ENSMUSG00000058503: 100%, ENSRNOG00000009163: 100%Entrez Gene ID: 257415Uniprot ID:...

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  • Immunohistochemical staining of human caudate shows strong positivity in neurons.

    Atlas Antibodies

    Anti NOS1 pAb (ATL-HPA069509)

    Catalog No.(s): ATL-HPA069509, ATL-HPA069509-25, ATL-HPA069509-100

    On sale now! 25% off. Add item to cart to see discounted price. Valid thru Mar 2025....

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  • Immunohistochemistry analysis in human epididymis and skeletal muscle tissues using HPA069503 antibody. Corresponding GLB1 RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti GLB1 pAb (ATL-HPA069503 w/enhanced validation)

    Catalog No.(s): ATL-HPA069503, ATL-HPA069503-25, ATL-HPA069503-100

    Product DescriptionProtein Description: galactosidase, beta 1Gene Name: GLB1Alternative Gene Name: EBP, ELNR1Isotype: IgGInterspecies mouse/rat: ENSMUSG00000045594: 47%, ENSRNOG00000010196: 46%Entrez Gene ID: 2720Uniprot ID: P16278Buffer: 40% glycerol...

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  • Western blot analysis in human cell line CAPAN-2.

    Atlas Antibodies

    Anti MGMT pAb (ATL-HPA069497)

    Catalog No.(s): ATL-HPA069497, ATL-HPA069497-25, ATL-HPA069497-100

    Product DescriptionProtein Description: O-6-methylguanine-DNA methyltransferaseGene Name: MGMTAlternative Gene Name: Isotype: IgGInterspecies mouse/rat: ENSMUSG00000054612: 59%, ENSRNOG00000016038: 61%Entrez Gene ID: 4255Uniprot ID: P16455Buffer: 40%...

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  • Immunofluorescent staining of human cell line U-2 OS shows localization to nucleoplasm, the Golgi apparatus & vesicles.

    Atlas Antibodies

    Anti MCOLN1 pAb (ATL-HPA069495)

    Catalog No.(s): ATL-HPA069495, ATL-HPA069495-25, ATL-HPA069495-100

    Product DescriptionProtein Description: mucolipin 1Gene Name: MCOLN1Alternative Gene Name: ML4, MLIV, MST080, MSTP080, TRPM-L1, TRPML1Isotype: IgGInterspecies mouse/rat: ENSMUSG00000004567: 89%, ENSRNOG00000000975: 90%Entrez Gene ID: 57192Uniprot ID:...

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  • Immunofluorescent staining of human cell line HaCaT shows localization to nucleus & vesicles.

    Atlas Antibodies

    Anti PTPRA pAb (ATL-HPA069480)

    Catalog No.(s): ATL-HPA069480, ATL-HPA069480-25, ATL-HPA069480-100

    Product DescriptionProtein Description: protein tyrosine phosphatase, receptor type, AGene Name: PTPRAAlternative Gene Name: HLPR, HPTPA, LRP, PTPA, PTPRL2, RPTPAIsotype: IgGInterspecies mouse/rat: ENSMUSG00000027303: 80%, ENSRNOG00000021223: 80%Entrez...

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  • Immunohistochemistry analysis in human lung and skeletal muscle tissues using Anti-AGER antibody. Corresponding AGER RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti AGER pAb (ATL-HPA069474 w/enhanced validation)

    Catalog No.(s): ATL-HPA069474, ATL-HPA069474-25, ATL-HPA069474-100

    Product DescriptionProtein Description: advanced glycosylation end-product specific receptorGene Name: AGERAlternative Gene Name: RAGE, SCARJ1Isotype: IgGInterspecies mouse/rat: ENSMUSG00000015452: 92%, ENSRNOG00000000439: 89%Entrez Gene ID: 177Uniprot...

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  • Immunohistochemical staining of human hippocampus shows moderate nucleolar positivity in neuronal cells.

    Atlas Antibodies

    Anti TMEM135 pAb (ATL-HPA069473)

    Catalog No.(s): ATL-HPA069473, ATL-HPA069473-25, ATL-HPA069473-100

    Product DescriptionProtein Description: transmembrane protein 135Gene Name: TMEM135Alternative Gene Name: FLJ22104Isotype: IgGInterspecies mouse/rat: ENSMUSG00000039428: 81%, ENSRNOG00000016815: 81%Entrez Gene ID: 65084Uniprot ID: Q86UB9Buffer: 40%...

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  • Immunofluorescent staining of human cell line SH-SY5Y shows localization to vesicles.

    Atlas Antibodies

    Anti B3GAT1 pAb (ATL-HPA069468)

    Catalog No.(s): ATL-HPA069468, ATL-HPA069468-25, ATL-HPA069468-100

    Product DescriptionProtein Description: beta-1,3-glucuronyltransferase 1Gene Name: B3GAT1Alternative Gene Name: CD57, GlcAT-P, HNK-1, LEU7, NK-1Isotype: IgGInterspecies mouse/rat: ENSMUSG00000045994: 95%, ENSRNOG00000007142: 95%Entrez Gene ID:...

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

    Atlas Antibodies

    Anti LEPROT pAb (ATL-HPA069444)

    Catalog No.(s): ATL-HPA069444, ATL-HPA069444-25, ATL-HPA069444-100

    Product DescriptionProtein Description: leptin receptor overlapping transcriptGene Name: LEPROTAlternative Gene Name: FLJ90360, OB-RGRP, OBRGRP, VPS55Isotype: IgGInterspecies mouse/rat: ENSMUSG00000035212: 95%, ENSRNOG00000050849: 95%Entrez Gene ID:...

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  • Western blot analysis in human cell line RT-4 and human cell line U-251 MG.

    Atlas Antibodies

    Anti MARCKS pAb (ATL-HPA069443 w/enhanced validation)

    Catalog No.(s): ATL-HPA069443, ATL-HPA069443-25, ATL-HPA069443-100

    Product DescriptionProtein Description: myristoylated alanine rich protein kinase C substrateGene Name: MARCKSAlternative Gene Name: 80K-L, MACS, PKCSLIsotype: IgGInterspecies mouse/rat: ENSMUSG00000069662: 97%, ENSRNOG00000000579: 100%Entrez Gene ID:...

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  • Immunohistochemical staining of human lymph node shows strong cytoplasmic positivity in a subset of non-germinal center cells.

    Atlas Antibodies

    Anti HTR3A pAb (ATL-HPA069442)

    Catalog No.(s): ATL-HPA069442, ATL-HPA069442-25, ATL-HPA069442-100

    Product DescriptionProtein Description: 5-hydroxytryptamine receptor 3AGene Name: HTR3AAlternative Gene Name: 5-HT3A, 5-HT3R, HTR3Isotype: IgGInterspecies mouse/rat: ENSMUSG00000032269: 81%, ENSRNOG00000006595: 78%Entrez Gene ID: 3359Uniprot ID:...

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  • Immunohistochemistry analysis in human duodenum and liver tissues using HPA069392 antibody. Corresponding MLN RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti MLN pAb (ATL-HPA069392 w/enhanced validation)

    Catalog No.(s): ATL-HPA069392, ATL-HPA069392-25, ATL-HPA069392-100

    Product DescriptionProtein Description: motilinGene Name: MLNAlternative Gene Name: Isotype: IgGInterspecies mouse/rat: ENSMUSG00000040761: 34%, ENSRNOG00000058439: 30%Entrez Gene ID: 4295Uniprot ID: P12872Buffer: 40% glycerol and PBS (pH 7.2). 0.02%...

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  • Immunofluorescent staining of human cell line U-251 MG shows localization to nucleoplasm, plasma membrane, cytosol & actin filaments.

    Atlas Antibodies

    Anti EPHA3 pAb (ATL-HPA069390)

    Catalog No.(s): ATL-HPA069390, ATL-HPA069390-25, ATL-HPA069390-100

    On sale now! 25% off. Add item to cart to see discounted price. Valid thru Mar 2025....

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  • Lane 1: Marker [kDa] 250, 130, 95, 72, 55, 36, 28, 17, 10<br/>Lane 2: Human cell line RT-4<br/>Lane 3: Human cell line U-251 MG

    Atlas Antibodies

    Anti PEX12 pAb (ATL-HPA069386 w/enhanced validation)

    Catalog No.(s): ATL-HPA069386, ATL-HPA069386-25, ATL-HPA069386-100

    Product DescriptionProtein Description: peroxisomal biogenesis factor 12Gene Name: PEX12Alternative Gene Name: Isotype: IgGInterspecies mouse/rat: ENSMUSG00000018733: 65%, ENSRNOG00000052864: 69%Entrez Gene ID: 5193Uniprot ID: O00623Buffer: 40% glycerol...

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  • Immunohistochemistry analysis in human testis and cerebellum tissues using Anti-ASF1B antibody. Corresponding ASF1B RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti ASF1B pAb (ATL-HPA069385 w/enhanced validation)

    Catalog No.(s): ATL-HPA069385, ATL-HPA069385-25, ATL-HPA069385-100

    Product DescriptionProtein Description: anti-silencing function 1B histone chaperoneGene Name: ASF1BAlternative Gene Name: FLJ10604Isotype: IgGInterspecies mouse/rat: ENSMUSG00000005470: 80%, ENSRNOG00000005115: 87%Entrez Gene ID: 55723Uniprot ID:...

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  • Immunofluorescent staining of human cell line Hep G2 shows localization to nucleoplasm.

    Atlas Antibodies

    Anti REV3L pAb (ATL-HPA069382)

    Catalog No.(s): ATL-HPA069382, ATL-HPA069382-25, ATL-HPA069382-100

    Product DescriptionProtein Description: REV3-like, polymerase (DNA directed), zeta, catalytic subunitGene Name: REV3LAlternative Gene Name: POLZ, REV3Isotype: IgGInterspecies mouse/rat: ENSMUSG00000019841: 99%, ENSRNOG00000000593: 95%Entrez Gene ID:...

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  • Immunohistochemical staining of human kidney shows strong cytoplasmic positivity in cells of proximal tubules.

    Atlas Antibodies

    Anti TM4SF18 pAb (ATL-HPA069378)

    Catalog No.(s): ATL-HPA069378, ATL-HPA069378-25, ATL-HPA069378-100

    Product DescriptionProtein Description: transmembrane 4 L six family member 18Gene Name: TM4SF18Alternative Gene Name: L6DIsotype: IgGInterspecies mouse/rat: ENSMUSG00000027800: 50%, ENSRNOG00000015812: 50%Entrez Gene ID: 116441Uniprot ID: Q96CE8Buffer:...

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  • Western blot analysis in human cell line RT-4 and human cell line U-251 MG.

    Atlas Antibodies

    Anti DAGLB pAb (ATL-HPA069377)

    Catalog No.(s): ATL-HPA069377, ATL-HPA069377-25, ATL-HPA069377-100

    Product DescriptionProtein Description: diacylglycerol lipase, betaGene Name: DAGLBAlternative Gene Name: DAGLBETA, KCCR13LIsotype: IgGInterspecies mouse/rat: ENSMUSG00000039206: 78%, ENSRNOG00000001079: 80%Entrez Gene ID: 221955Uniprot ID: Q8NCG7Buffer:...

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  • Immunofluorescent staining of human cell line U-251 MG shows localization to nucleoplasm.

    Atlas Antibodies

    Anti POLK pAb (ATL-HPA069375)

    Catalog No.(s): ATL-HPA069375, ATL-HPA069375-25, ATL-HPA069375-100

    Product DescriptionProtein Description: polymerase (DNA directed) kappaGene Name: POLKAlternative Gene Name: DINB1, DINP, POLQIsotype: IgGInterspecies mouse/rat: ENSMUSG00000021668: 85%, ENSRNOG00000060626: 87%Entrez Gene ID: 51426Uniprot ID:...

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  • Western blot analysis in human cell line RT-4 and human cell line U-251 MG.

    Atlas Antibodies

    Anti GTF3C4 pAb (ATL-HPA069369)

    Catalog No.(s): ATL-HPA069369, ATL-HPA069369-25, ATL-HPA069369-100

    Product DescriptionProtein Description: general transcription factor IIIC, polypeptide 4, 90kDaGene Name: GTF3C4Alternative Gene Name: KAT12, TFIIIC90Isotype: IgGInterspecies mouse/rat: ENSMUSG00000035666: 82%, ENSRNOG00000054725: 81%Entrez Gene ID:...

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  • Western blot analysis in human testis tissue.

    Atlas Antibodies

    Anti LRR1 pAb (ATL-HPA069364)

    Catalog No.(s): ATL-HPA069364, ATL-HPA069364-25, ATL-HPA069364-100

    Product DescriptionProtein Description: leucine rich repeat protein 1Gene Name: LRR1Alternative Gene Name: LRR-1, MGC20689, PPIL5Isotype: IgGInterspecies mouse/rat: ENSMUSG00000034883: 76%, ENSRNOG00000004216: 72%Entrez Gene ID: 122769Uniprot ID:...

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  • Immunofluorescent staining of human cell line RH-30 shows localization to nucleoplasm.

    Atlas Antibodies

    Anti ZNF594 pAb (ATL-HPA069360)

    Catalog No.(s): ATL-HPA069360, ATL-HPA069360-25, ATL-HPA069360-100

    Product DescriptionProtein Description: zinc finger protein 594Gene Name: ZNF594Alternative Gene Name: KIAA1871Isotype: IgGInterspecies mouse/rat: ENSMUSG00000005267: 48%, ENSRNOG00000049975: 50%Entrez Gene ID: 84622Uniprot ID: Q96JF6Buffer: 40% glycerol...

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  • Immunohistochemical staining of human cerebellum shows moderate positivity in neuropil.

    Atlas Antibodies

    Anti TLX3 pAb (ATL-HPA069359)

    Catalog No.(s): ATL-HPA069359, ATL-HPA069359-25, ATL-HPA069359-100

    Product DescriptionProtein Description: T-cell leukemia homeobox 3Gene Name: TLX3Alternative Gene Name: HOX11L2, RNXIsotype: IgGInterspecies mouse/rat: ENSMUSG00000040610: 100%, ENSRNOG00000004976: 100%Entrez Gene ID: 30012Uniprot ID: O43711Buffer: 40%...

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

    Atlas Antibodies

    Anti KDM4C pAb (ATL-HPA069357)

    Catalog No.(s): ATL-HPA069357, ATL-HPA069357-25, ATL-HPA069357-100

    Product DescriptionProtein Description: lysine (K)-specific demethylase 4CGene Name: KDM4CAlternative Gene Name: GASC1, JMJD2C, KIAA0780, TDRD14CIsotype: IgGInterspecies mouse/rat: ENSMUSG00000028397: 95%, ENSRNOG00000006644: 95%Entrez Gene ID:...

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  • Immunofluorescent staining of human cell line SH-SY5Y shows localization to nucleoli fibrillar center.

    Atlas Antibodies

    Anti CNTNAP5 pAb (ATL-HPA069356)

    Catalog No.(s): ATL-HPA069356, ATL-HPA069356-25, ATL-HPA069356-100

    Product DescriptionProtein Description: contactin associated protein-like 5Gene Name: CNTNAP5Alternative Gene Name: caspr5, FLJ31966Isotype: IgGInterspecies mouse/rat: ENSMUSG00000070695: 86%, ENSRNOG00000043185: 86%Entrez Gene ID: 129684Uniprot ID:...

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

    Atlas Antibodies

    Anti IFFO1 pAb (ATL-HPA069344)

    Catalog No.(s): ATL-HPA069344, ATL-HPA069344-25, ATL-HPA069344-100

    Product DescriptionProtein Description: intermediate filament family orphan 1Gene Name: IFFO1Alternative Gene Name: HOM-TES-103, IFFOIsotype: IgGInterspecies mouse/rat: ENSMUSG00000038271: 100%, ENSRNOG00000018533: 100%Entrez Gene ID: 25900Uniprot ID:...

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  • Western blot analysis using Anti-CAD antibody HPA069341 (A) shows similar pattern to independent antibody HPA057266 (B).

    Atlas Antibodies

    Anti CAD pAb (ATL-HPA069341 w/enhanced validation)

    Catalog No.(s): ATL-HPA069341, ATL-HPA069341-25, ATL-HPA069341-100

    Product DescriptionProtein Description: carbamoyl-phosphate synthetase 2, aspartate transcarbamylase, and dihydroorotaseGene Name: CADAlternative Gene Name: Isotype: IgGInterspecies mouse/rat: ENSMUSG00000013629: 89%, ENSRNOG00000026474: 89%Entrez Gene...

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  • Immunofluorescent staining of human cell line U-2 OS shows localization to nucleus & nucleoli.

    Atlas Antibodies

    Anti ATXN3 pAb (ATL-HPA069338)

    Catalog No.(s): ATL-HPA069338, ATL-HPA069338-25, ATL-HPA069338-100

    Product DescriptionProtein Description: ataxin 3Gene Name: ATXN3Alternative Gene Name: ATX3, JOS, MJD, SCA3Isotype: IgGInterspecies mouse/rat: ENSMUSG00000021189: 78%, ENSRNOG00000005470: 84%Entrez Gene ID: 4287Uniprot ID: P54252Buffer: 40% glycerol and...

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  • Immunohistochemical staining of human cerebral cortex shows strong cytoplasmic positivity in endothelial cells.

    Atlas Antibodies

    Anti COL4A2 pAb (ATL-HPA069337)

    Catalog No.(s): ATL-HPA069337, ATL-HPA069337-25, ATL-HPA069337-100

    Product DescriptionProtein Description: collagen type IV alpha 2 chainGene Name: COL4A2Alternative Gene Name: DKFZp686I14213, FLJ22259Isotype: IgGInterspecies mouse/rat: ENSMUSG00000031503: 65%, ENSRNOG00000023972: 65%Entrez Gene ID: 1284Uniprot ID:...

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  • Immunofluorescent staining of human cell line MCF7 shows localization to intermediate filaments.

    Atlas Antibodies

    Anti EPPK1 pAb (ATL-HPA069333)

    Catalog No.(s): ATL-HPA069333, ATL-HPA069333-25, ATL-HPA069333-100

    Product DescriptionProtein Description: epiplakin 1Gene Name: EPPK1Alternative Gene Name: EPIPL1Isotype: IgGInterspecies mouse/rat: ENSMUSG00000022565: 37%, ENSRNOG00000023781: 37%Entrez Gene ID: 83481Uniprot ID: Buffer: 40% glycerol and PBS (pH 7.2). 0...

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  • Immunohistochemical staining of human heart muscle shows positivity in cardiomyocytes.

    Atlas Antibodies

    Anti MT-CO1 pAb (ATL-HPA069328)

    Catalog No.(s): ATL-HPA069328, ATL-HPA069328-25, ATL-HPA069328-100

    Product DescriptionProtein Description: mitochondrially encoded cytochrome c oxidase IGene Name: MT-CO1Alternative Gene Name: COI, COX1, MTCO1Isotype: IgGInterspecies mouse/rat: ENSMUSG00000064351: 87%, ENSRNOG00000034234: 87%Entrez Gene ID: 4512Uniprot...

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