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 RH-30 shows localization to mitochondria.

    Atlas Antibodies

    Anti SBK3 pAb (ATL-HPA078322)

    Catalog No.(s): ATL-HPA078322, ATL-HPA078322-25, ATL-HPA078322-100

    Product DescriptionProtein Description: SH3 domain binding kinase family member 3Gene Name: SBK3Alternative Gene Name: SgK110Isotype: IgGInterspecies mouse/rat: ENSMUSG00000085272: 85%, ENSRNOG00000042927: 77%Entrez Gene ID: 100130827Uniprot ID:...

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  • Immunohistochemical staining of human cervix, uterine shows strong cytoplasmic and nuclear membranous positivity in squamous epithelial cells.

    Atlas Antibodies

    Anti TMPRSS11A pAb (ATL-HPA078316)

    Catalog No.(s): ATL-HPA078316, ATL-HPA078316-25, ATL-HPA078316-100

    Product DescriptionProtein Description: transmembrane serine protease 11AGene Name: TMPRSS11AAlternative Gene Name: ECRG1Isotype: IgGInterspecies mouse/rat: ENSMUSG00000072845: 60%, ENSRNOG00000046764: 58%Entrez Gene ID: 339967Uniprot ID: Q6ZMR5Buffer:...

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  • Immunofluorescent staining of human cell line U-2 OS shows localization to nucleoplasm.

    Atlas Antibodies

    Anti SAP30L pAb (ATL-HPA078308)

    Catalog No.(s): ATL-HPA078308, ATL-HPA078308-25, ATL-HPA078308-100

    Product DescriptionProtein Description: SAP30 likeGene Name: SAP30LAlternative Gene Name: FLJ11526, NS4ATP2Isotype: IgGInterspecies mouse/rat: ENSMUSG00000020519: 94%, ENSRNOG00000002575: 94%Entrez Gene ID: 79685Uniprot ID: Q9HAJ7Buffer: 40% glycerol and...

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  • Immunohistochemistry analysis in human testis and skeletal muscle tissues using Anti-DPY19L2 antibody. Corresponding DPY19L2 RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti DPY19L2 pAb (ATL-HPA078305 w/enhanced validation)

    Catalog No.(s): ATL-HPA078305, ATL-HPA078305-25, ATL-HPA078305-100

    Product DescriptionProtein Description: dpy-19 like 2Gene Name: DPY19L2Alternative Gene Name: FLJ32949, SPATA34Isotype: IgGInterspecies mouse/rat: ENSMUSG00000063952: 37%, ENSRNOG00000028641: 37%Entrez Gene ID: 283417Uniprot ID: Q6NUT2Buffer: 40%...

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  • Immunohistochemistry analysis in human cerebral cortex and placenta tissues using Anti-KCNJ10 antibody. Corresponding KCNJ10 RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti KCNJ10 pAb (ATL-HPA078302 w/enhanced validation)

    Catalog No.(s): ATL-HPA078302, ATL-HPA078302-25, ATL-HPA078302-100

    Product DescriptionProtein Description: potassium voltage-gated channel subfamily J member 10Gene Name: KCNJ10Alternative Gene Name: Kir1.2, Kir4.1Isotype: IgGInterspecies mouse/rat: ENSMUSG00000044708: 100%, ENSRNOG00000007705: 97%Entrez Gene ID:...

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

    Atlas Antibodies

    Anti MRPS21 pAb (ATL-HPA078289)

    Catalog No.(s): ATL-HPA078289, ATL-HPA078289-25, ATL-HPA078289-100

    Product DescriptionProtein Description: mitochondrial ribosomal protein S21Gene Name: MRPS21Alternative Gene Name: Isotype: IgGInterspecies mouse/rat: ENSMUSG00000054312: 88%, ENSRNOG00000024845: 90%Entrez Gene ID: 54460Uniprot ID: Buffer: 40% glycerol...

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  • Immunohistochemical staining of human heart muscle shows cytoplasmic positivity in myocytes.

    Atlas Antibodies

    Anti NDUFA4 pAb (ATL-HPA078265)

    Catalog No.(s): ATL-HPA078265, ATL-HPA078265-25, ATL-HPA078265-100

    Product DescriptionProtein Description: NDUFA4, mitochondrial complex associatedGene Name: NDUFA4Alternative Gene Name: CI-9k, MLRQIsotype: IgGInterspecies mouse/rat: ENSMUSG00000029632: 88%, ENSRNOG00000005512: 88%Entrez Gene ID: 4697Uniprot ID:...

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  • Immunofluorescent staining of human cell line SK-MEL-30 shows localization to vesicles.

    Atlas Antibodies

    Anti CSAG1 pAb (ATL-HPA078264)

    Catalog No.(s): ATL-HPA078264, ATL-HPA078264-25, ATL-HPA078264-100

    Product DescriptionProtein Description: chondrosarcoma associated gene 1Gene Name: CSAG1Alternative Gene Name: CSAGE, CT24.1Isotype: IgGInterspecies mouse/rat: ENSMUSG00000019990: 40%, ENSRNOG00000013436: 40%Entrez Gene ID: 158511Uniprot ID:...

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  • Immunohistochemical staining of human vagina shows strong nucleoli positivity in squamous epithelial cells.

    Atlas Antibodies

    Anti ZNF446 pAb (ATL-HPA078262)

    Catalog No.(s): ATL-HPA078262, ATL-HPA078262-25, ATL-HPA078262-100

    Product DescriptionProtein Description: zinc finger protein 446Gene Name: ZNF446Alternative Gene Name: FLJ20626, ZKSCAN20, ZSCAN52Isotype: IgGInterspecies mouse/rat: ENSMUSG00000033961: 36%, Entrez Gene ID: 55663Uniprot ID: Q9NWS9Buffer: 40% glycerol and...

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

    Atlas Antibodies

    Anti ARHGDIG pAb (ATL-HPA078260)

    Catalog No.(s): ATL-HPA078260, ATL-HPA078260-25, ATL-HPA078260-100

    Product DescriptionProtein Description: Rho GDP dissociation inhibitor gammaGene Name: ARHGDIGAlternative Gene Name: RHOGDI-3Isotype: IgGInterspecies mouse/rat: ENSMUSG00000073433: 70%, ENSRNOG00000005809: 42%Entrez Gene ID: 398Uniprot ID: Q99819Buffer:...

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  • Immunofluorescent staining of human cell line U-2 OS shows localization to nucleoplasm & nuclear membrane.

    Atlas Antibodies

    Anti HS6ST3 pAb (ATL-HPA078257)

    Catalog No.(s): ATL-HPA078257, ATL-HPA078257-25, ATL-HPA078257-100

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  • Immunohistochemical staining of human small intestine shows strong membranous positivity in glandular cells.

    Atlas Antibodies

    Anti EMC9 pAb (ATL-HPA078254)

    Catalog No.(s): ATL-HPA078254, ATL-HPA078254-25, ATL-HPA078254-100

    Product DescriptionProtein Description: ER membrane protein complex subunit 9Gene Name: EMC9Alternative Gene Name: C14orf122, CGI-112, FAM158AIsotype: IgGInterspecies mouse/rat: ENSMUSG00000022217: 92%, ENSRNOG00000019162: 92%Entrez Gene ID: 51016Uniprot...

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

    Atlas Antibodies

    Anti GRK7 pAb (ATL-HPA078232)

    Catalog No.(s): ATL-HPA078232, ATL-HPA078232-25, ATL-HPA078232-100

    Product DescriptionProtein Description: G protein-coupled receptor kinase 7Gene Name: GRK7Alternative Gene Name: GPRK7Isotype: IgGInterspecies mouse/rat: ENSMUSG00000006731: 28%, ENSRNOG00000012701: 27%Entrez Gene ID: 131890Uniprot ID: Q8WTQ7Buffer: 40%...

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  • Immunohistochemistry analysis in human cerebral cortex and liver tissues using Anti-ANKS1B antibody. Corresponding ANKS1B RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti ANKS1B pAb (ATL-HPA078230 w/enhanced validation)

    Catalog No.(s): ATL-HPA078230, ATL-HPA078230-25, ATL-HPA078230-100

    Product DescriptionProtein Description: ankyrin repeat and sterile alpha motif domain containing 1BGene Name: ANKS1BAlternative Gene Name: AIDA-1, ANKS2, cajalin-2, EB-1Isotype: IgGInterspecies mouse/rat: ENSMUSG00000058589: 89%, ENSRNOG00000024870:...

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

    Atlas Antibodies

    Anti HOXA2 pAb (ATL-HPA078220)

    Catalog No.(s): ATL-HPA078220, ATL-HPA078220-25, ATL-HPA078220-100

    Product DescriptionProtein Description: homeobox A2Gene Name: HOXA2Alternative Gene Name: HOX1KIsotype: IgGInterspecies mouse/rat: ENSMUSG00000014704: 93%, ENSRNOG00000059600: 93%Entrez Gene ID: 3199Uniprot ID: O43364Buffer: 40% glycerol and PBS (pH 7.2)...

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  • Immunohistochemical staining of human epididymis shows strong nuclear positivity in glandular cells.

    Atlas Antibodies

    Anti ZNHIT3 pAb (ATL-HPA078211)

    Catalog No.(s): ATL-HPA078211, ATL-HPA078211-25, ATL-HPA078211-100

    Product DescriptionProtein Description: zinc finger HIT-type containing 3Gene Name: ZNHIT3Alternative Gene Name: TRIP3Isotype: IgGInterspecies mouse/rat: ENSMUSG00000020526: 68%, ENSRNOG00000027818: 68%Entrez Gene ID: 9326Uniprot ID: Q15649Buffer: 40%...

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

    Atlas Antibodies

    Anti ZNF610 pAb (ATL-HPA078134)

    Catalog No.(s): ATL-HPA078134, ATL-HPA078134-25, ATL-HPA078134-100

    Product DescriptionProtein Description: zinc finger protein 610Gene Name: ZNF610Alternative Gene Name: FLJ36040Isotype: IgGInterspecies mouse/rat: ENSMUSG00000030386: 46%, ENSRNOG00000051756: 46%Entrez Gene ID: 162963Uniprot ID: Q8N9Z0Buffer: 40%...

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

    Atlas Antibodies

    Anti FMO1 pAb (ATL-HPA078132)

    Catalog No.(s): ATL-HPA078132, ATL-HPA078132-25, ATL-HPA078132-100

    Product DescriptionProtein Description: flavin containing monooxygenase 1Gene Name: FMO1Alternative Gene Name: Isotype: IgGInterspecies mouse/rat: ENSMUSG00000040181: 69%, ENSRNOG00000034191: 71%Entrez Gene ID: 2326Uniprot ID: Q01740Buffer: 40% glycerol...

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

    Atlas Antibodies

    Anti DLG3 pAb (ATL-HPA078130)

    Catalog No.(s): ATL-HPA078130, ATL-HPA078130-25, ATL-HPA078130-100

    Product DescriptionProtein Description: discs, large homolog 3 (Drosophila)Gene Name: DLG3Alternative Gene Name: KIAA1232, MRX90, NE-Dlg, NEDLG, PPP1R82, SAP-102, SAP102Isotype: IgGInterspecies mouse/rat: ENSMUSG00000000881: 99%, ENSRNOG00000002767:...

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  • Immunofluorescent staining of human cell line U-2 OS shows localization to nucleoplasm, plasma membrane & vesicles.

    Atlas Antibodies

    Anti PRRG1 pAb (ATL-HPA078129)

    Catalog No.(s): ATL-HPA078129, ATL-HPA078129-25, ATL-HPA078129-100

    Product DescriptionProtein Description: proline rich Gla (G-carboxyglutamic acid) 1Gene Name: PRRG1Alternative Gene Name: PRGP1Isotype: IgGInterspecies mouse/rat: ENSMUSG00000047996: 95%, ENSRNOG00000026044: 96%Entrez Gene ID: 5638Uniprot ID:...

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  • Lane 1: Marker [kDa] 250, 130, 95, 72, 55, 36, 28, 17, 10 | Lane 2: RT4 | Lane 3: U-251 MG | Lane 4: Human Plasma | Lane 5: Liver | Lane 6: Tonsil

    Atlas Antibodies

    Anti PWWP2B pAb (ATL-HPA078118)

    Catalog No.(s): ATL-HPA078118, ATL-HPA078118-25, ATL-HPA078118-100

    Product DescriptionProtein Description: PWWP domain containing 2BGene Name: PWWP2BAlternative Gene Name: bA432J24.1, FLJ46823, PWWP2Isotype: IgGInterspecies mouse/rat: ENSMUSG00000060260: 79%, ENSRNOG00000036649: 77%Entrez Gene ID: 170394Uniprot ID:...

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  • Immunofluorescent staining of human cell line U-2 OS shows localization to cell junctions.

    Atlas Antibodies

    Anti ELOC pAb (ATL-HPA078113)

    Catalog No.(s): ATL-HPA078113, ATL-HPA078113-25, ATL-HPA078113-100

    Product DescriptionProtein Description: elongin CGene Name: ELOCAlternative Gene Name: SIII, TCEB1Isotype: IgGInterspecies mouse/rat: ENSMUSG00000079658: 100%, ENSRNOG00000031730: 100%Entrez Gene ID: 6921Uniprot ID: Q15369Buffer: 40% glycerol and PBS (pH...

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  • Immunohistochemical staining of human cerebellum shows moderate cytoplasmic positivity in cells in molecular layer.

    Atlas Antibodies

    Anti PCDHA6 pAb (ATL-HPA078110)

    Catalog No.(s): ATL-HPA078110, ATL-HPA078110-25, ATL-HPA078110-100

    Product DescriptionProtein Description: protocadherin alpha 6Gene Name: PCDHA6Alternative Gene Name: CNR2, CNRS2, CRNR2, PCDH-ALPHA6Isotype: IgGInterspecies mouse/rat: ENSMUSG00000102836: 50%, ENSRNOG00000020119: 46%Entrez Gene ID: 56142Uniprot ID:...

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  • Immunofluorescent staining of human cell line RPTEC TERT1 shows localization to nucleoli.

    Atlas Antibodies

    Anti EFHB pAb (ATL-HPA078067)

    Catalog No.(s): ATL-HPA078067, ATL-HPA078067-25, ATL-HPA078067-100

    Product DescriptionProtein Description: EF-hand domain family member BGene Name: EFHBAlternative Gene Name: CFAP21, FLJ25200Isotype: IgGInterspecies mouse/rat: ENSMUSG00000023931: 89%, ENSRNOG00000012618: 81%Entrez Gene ID: 151651Uniprot ID:...

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

    Atlas Antibodies

    Anti SIK1 pAb (ATL-HPA078064)

    Catalog No.(s): ATL-HPA078064, ATL-HPA078064-25, ATL-HPA078064-100

    Product DescriptionProtein Description: salt inducible kinase 1Gene Name: SIK1Alternative Gene Name: msk, SNF1LKIsotype: IgGInterspecies mouse/rat: ENSMUSG00000024042: 81%, ENSRNOG00000001189: 78%Entrez Gene ID: 150094Uniprot ID: P57059Buffer: 40%...

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  • Immunofluorescent staining of human cell line U-2 OS shows localization to cytosol.

    Atlas Antibodies

    Anti MAP4K5 pAb (ATL-HPA078030)

    Catalog No.(s): ATL-HPA078030, ATL-HPA078030-25, ATL-HPA078030-100

    Product DescriptionProtein Description: mitogen-activated protein kinase kinase kinase kinase 5Gene Name: MAP4K5Alternative Gene Name: GCKR, KHS, KHS1Isotype: IgGInterspecies mouse/rat: ENSMUSG00000034761: 98%, ENSRNOG00000004923: 96%Entrez Gene ID:...

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  • Immunofluorescent staining of human cell line HEK 293 shows localization to cytosol.

    Atlas Antibodies

    Anti NLRP11 pAb (ATL-HPA078027)

    Catalog No.(s): ATL-HPA078027, ATL-HPA078027-25, ATL-HPA078027-100

    Product DescriptionProtein Description: NLR family pyrin domain containing 11Gene Name: NLRP11Alternative Gene Name: CLR19.6, NALP11, NOD17, PAN10, PYPAF6Isotype: IgGInterspecies mouse/rat: ENSMUSG00000038650: 36%, ENSRNOG00000016416: 35%Entrez Gene ID:...

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  • Immunohistochemistry analysis in human stomach and esophagus tissues using Anti-RFLNA antibody. Corresponding RFLNA RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti RFLNA pAb (ATL-HPA078021 w/enhanced validation)

    Catalog No.(s): ATL-HPA078021, ATL-HPA078021-25, ATL-HPA078021-100

    Product DescriptionProtein Description: refilin AGene Name: RFLNAAlternative Gene Name: Cfm2, FAM101A, FLJ44614, RefilinAIsotype: IgGInterspecies mouse/rat: ENSMUSG00000037962: 83%, ENSRNOG00000001011: 84%Entrez Gene ID: 144347Uniprot ID: Q6ZTI6Buffer:...

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  • Immunofluorescent staining of human cell line A-431 shows localization to microtubule organizing center.

    Atlas Antibodies

    Anti RASSF7 pAb (ATL-HPA078015)

    Catalog No.(s): ATL-HPA078015, ATL-HPA078015-25, ATL-HPA078015-100

    Product DescriptionProtein Description: Ras association (RalGDS/AF-6) domain family (N-terminal) member 7Gene Name: RASSF7Alternative Gene Name: C11orf13, HRAS1, HRC1Isotype: IgGInterspecies mouse/rat: ENSMUSG00000038618: 71%, ENSRNOG00000017109:...

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  • Immunofluorescent staining of human cell line A549 shows localization to nucleoplasm & centriolar satellites.

    Atlas Antibodies

    Anti POLD4 pAb (ATL-HPA078008)

    Catalog No.(s): ATL-HPA078008, ATL-HPA078008-25, ATL-HPA078008-100

    Product DescriptionProtein Description: DNA polymerase delta 4, accessory subunitGene Name: POLD4Alternative Gene Name: p12, POLDSIsotype: IgGInterspecies mouse/rat: ENSMUSG00000097508: 84%, ENSRNOG00000018765: 86%Entrez Gene ID: 57804Uniprot ID:...

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  • Immunohistochemistry analysis in human adrenal gland and liver tissues using Anti-PHOX2A antibody. Corresponding PHOX2A RNA-seq data are presented for the same tissues.

    Atlas Antibodies

    Anti PHOX2A pAb (ATL-HPA078004 w/enhanced validation)

    Catalog No.(s): ATL-HPA078004, ATL-HPA078004-25, ATL-HPA078004-100

    Product DescriptionProtein Description: paired like homeobox 2aGene Name: PHOX2AAlternative Gene Name: ARIX, CFEOM2, FEOM2, PMX2AIsotype: IgGInterspecies mouse/rat: ENSMUSG00000007946: 97%, ENSRNOG00000019706: 97%Entrez Gene ID: 401Uniprot ID:...

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  • Immunohistochemical staining of human cerebral cortex shows moderate cytoplasmic positivity in neuronal cells.

    Atlas Antibodies

    Anti IDS pAb (ATL-HPA078003)

    Catalog No.(s): ATL-HPA078003, ATL-HPA078003-25, ATL-HPA078003-100

    Product DescriptionProtein Description: iduronate 2-sulfataseGene Name: IDSAlternative Gene Name: SIDSIsotype: IgGInterspecies mouse/rat: ENSMUSG00000035847: 98%, ENSRNOG00000001465: 98%Entrez Gene ID: 3423Uniprot ID: P22304Buffer: 40% glycerol and PBS...

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  • Immunofluorescent staining of human cell line SH-SY5Y shows localization to cytokinetic bridge & midbody.

    Atlas Antibodies

    Anti APC2 pAb (ATL-HPA078002)

    Catalog No.(s): ATL-HPA078002, ATL-HPA078002-25, ATL-HPA078002-100

    Product DescriptionProtein Description: adenomatosis polyposis coli 2Gene Name: APC2Alternative Gene Name: APCLIsotype: IgGInterspecies mouse/rat: ENSMUSG00000020135: 67%, ENSRNOG00000033791: 77%Entrez Gene ID: 10297Uniprot ID: O95996Buffer: 40% glycerol...

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

    Atlas Antibodies

    Anti MADCAM1 pAb (ATL-HPA077998)

    Catalog No.(s): ATL-HPA077998, ATL-HPA077998-25, ATL-HPA077998-100

    Product DescriptionProtein Description: mucosal vascular addressin cell adhesion molecule 1Gene Name: MADCAM1Alternative Gene Name: MACAM1Isotype: IgGInterspecies mouse/rat: ENSMUSG00000006542: 31%, ENSRNOG00000030017: 33%Entrez Gene ID: 8174Uniprot ID:...

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