{"product_id":"anti-pp11-endou-antibody-picoband-bha21004187","title":"Anti-PP11\/ENDOU Antibody Picoband®","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eAnti-PP11\/ENDOU Antibody Picoband® is an antibody reagent for detection of \u003cstrong\u003eENDOU\u003c\/strong\u003e (mesoderm posterior bHLH transcription factor 1). Researchers commonly use anti-ENDOU antibodies to measure relative expression and localization across biological samples, with assay selection guided by the listed applications (WB, IHC, IF, ICC, Flow, ELISA).\u003c\/p\u003e\u003cp\u003eBoster Bio Anti-PP11\/ENDOU Antibody Picoband® catalog # A07350-1. Tested in ELISA, Flow Cytometry, IF, IHC, ICC, WB applications. This antibody reacts with Human. The brand Picoband indicates this is a premium antibody that guarantees superior quality, high affinity, and strong signals with minimal background in Western blot applications. Only our best-performing antibodies are designated as Picoband, ensuring unmatched performance.\u003c\/p\u003e\u003ch2\u003eKey elements and design rationale\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTarget:\u003c\/strong\u003e ENDOU — Gamma-aminobutyric acid type B receptor subunit 1 (mesoderm posterior bHLH transcription factor 1). Alternative names: Mesoderm posterior protein 1; Class C basic helix-loop-helix protein 5; bHLHc5; MESP1; BHLHC5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAntibody format:\u003c\/strong\u003e Polyclonal; Rabbit IgG\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecies context:\u003c\/strong\u003e Host: Rabbit, Reactivity: Human\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePurification:\u003c\/strong\u003e Immunogen affinity purified.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImmunogen:\u003c\/strong\u003e E.coli-derived human PP11\/ENDOU recombinant protein (Position: K20-T386).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMolecular weight context:\u003c\/strong\u003e observed 47 kDa, calculated 108320 MW (reported)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProvided application(s):\u003c\/strong\u003e WB, IHC, IF, ICC, Flow, ELISA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThese attributes help contextualize how the antibody is commonly selected (host\/clonality\/isotype\/label) and how signals are interpreted across sample types and assay formats.\u003c\/p\u003e\u003ch2\u003eBiological background\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eFunction:\u003c\/strong\u003e Transcription factor. Plays a role in the epithelialization of somitic mesoderm and in the development of cardiac mesoderm. Defines the rostrocaudal patterning of the somites by participating in distinct Notch pathways.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCellular localization:\u003c\/strong\u003e Nucleus.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eTissue details:\u003c\/strong\u003e Highly expressed in brain and weakly in heart, small intestine and uterus. Isoform 1A is mostly expressed in granular cell and molecular layer. Isoform 1B is mostly expressed in Purkinje cells. Isoform 1E is predominantly expressed in peripheral tissues as kidney, lung, trachea, colon, small intestine, stomach, bone marrow, thymus and mammary gland. .\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBackground:\u003c\/strong\u003e Endonuclease, poly(U) specific is a protein that in humans is encoded by the ENDOU gene. This gene encodes a protein with endoribonuclease activity that binds polyuridine-enriched single-stranded RNA. This gene was initially characterized based on its high expression in placenta but was mischaracterized as a serine protease. In mouse, this gene promotes tolerance to self-antigens by regulating B cell activation-induced cell death (AICD). The protein may be useful as a tumor marker. Multiple alternatively spliced transcript variants encoding distinct protein isoforms have been found for this gene.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCross reactivity:\u003c\/strong\u003e No cross-reactivity with other proteins.\u003c\/p\u003e \u003ch2\u003eResearch relevance and current trends\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eQuantitative and spatial profiling: expression patterns are increasingly studied across cell states using multiplex imaging and omics-informed validation.\u003c\/li\u003e \u003cli\u003eIsoforms and post-translational modifications: researchers often evaluate how isoform composition and PTMs can shift apparent molecular weight or localization.\u003c\/li\u003e \u003cli\u003eContext-aware interpretation: comparative studies commonly include perturbations (stimulation, inhibition, genetic models) to relate target changes to pathway behavior.\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eCommon research applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWestern blot (WB):\u003c\/strong\u003e compare relative target abundance and apparent size shifts (e.g., isoforms\/PTMs) across conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImmunohistochemistry (IHC):\u003c\/strong\u003e assess distribution across tissue compartments and compare staining patterns between groups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImmunofluorescence \/ ICC:\u003c\/strong\u003e evaluate subcellular localization and co-localization with compartment markers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow cytometry:\u003c\/strong\u003e quantify target-positive populations and compare shifts after stimulation or differentiation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eAcross these uses, researchers typically interpret changes in signal as relative differences between matched sample groups, considering sample preparation and biological context.\u003c\/p\u003e \u003ch2\u003eNotes for experimental interpretation\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eApparent molecular weight can vary due to isoforms, proteolysis, glycosylation, phosphorylation, and sample preparation differences.\u003c\/li\u003e \u003cli\u003eSpecies reactivity and epitope conservation can influence observed signal patterns, especially in cross-species studies.\u003c\/li\u003e \u003cli\u003eControl concepts: include appropriate negative controls (e.g., isotype controls where relevant) and, when feasible, genetic or orthogonal controls (KO\/KD, peptide competition, or independent assays) to support interpretation.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eFor antibody reagents, monoclonal antibodies are often chosen for epitope consistency across lots, while polyclonals may recognize multiple epitopes and can show different background characteristics depending on context.\u003c\/p\u003e \u003c!-- Sources (internal): - UniProt entry for ENDOU (P21128) — UniProt Consortium — https:\/\/www.uniprot.org\/uniprotkb\/P21128 - Ensembl gene summary for ENDOU — Ensembl — https:\/\/www.ensembl.org - HGNC gene symbol report for ENDOU — HGNC — https:\/\/www.genenames.org - Antibody validation concepts (general) — NIH\/NCBI resources — https:\/\/www.ncbi.nlm.nih.gov --\u003e","brand":"Boster Bio","offers":[{"title":"100 ug\/vial \/ Unconjugated","offer_id":53068591432045,"sku":"A07350-1","price":370.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ Biotin","offer_id":53068769427821,"sku":"A07350-1-Biotin","price":570.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ Cy3","offer_id":53068769460589,"sku":"A07350-1-Cy3","price":570.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ Fluoro488","offer_id":53068769493357,"sku":"A07350-1-Fluoro488","price":570.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ Fluoro550","offer_id":53068769526125,"sku":"A07350-1-Fluoro550","price":570.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ Fluoro594","offer_id":53068769558893,"sku":"A07350-1-Fluoro594","price":570.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ FITC","offer_id":53068769591661,"sku":"A07350-1-FITC","price":570.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ HRP","offer_id":53068769624429,"sku":"A07350-1-HRP","price":570.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ APC","offer_id":53068769657197,"sku":"A07350-1-APC","price":820.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ PE","offer_id":53068769689965,"sku":"A07350-1-PE","price":820.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ Fluoro647","offer_id":53068769722733,"sku":"A07350-1-Fluoro647","price":670.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ Carrier Free","offer_id":53068769755501,"sku":"A07350-1-carrier-free","price":370.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/7424\/7277\/files\/a07350-1-endou-primary-antibodies-wb-testing-1.jpg?v=1772611236","url":"https:\/\/www.ebiohippo.com\/products\/anti-pp11-endou-antibody-picoband-bha21004187","provider":"BioHippo","version":"1.0","type":"link"}