{"product_id":"anti-5ht4-receptor-htr4-extracellular-fitc-antibody-bha21301287","title":"Anti-5HT4 Receptor (HTR4) (extracellular)-FITC Antibody","description":"\u003ch2\u003eOverview\u003c\/h2\u003e \u003cp\u003eAnti-5HT4 Receptor (HTR4) (extracellular)-FITC Antibody is an antibody targeting 5-Hydroxytryptamine receptor 4, Serotonin receptor 4 Polyclonal raised in Rabbit (Fluorescein isothiocyanate (FITC)). This antibody is commonly used in FC, LCI to detect, localize, or compare expression of the target across samples.\u003c\/p\u003e  \u003ch2\u003eKey elements and design rationale\u003c\/h2\u003e \u003cul\u003e   \u003cli\u003e\n\u003cstrong\u003eTarget:\u003c\/strong\u003e 5-Hydroxytryptamine receptor 4, Serotonin receptor 4 (also reported as 5-Hydroxytryptamine receptor 4, Serotonin receptor 4).\u003c\/li\u003e   \u003cli\u003e\n\u003cstrong\u003eImmunogen\/epitope region:\u003c\/strong\u003e 2nd extracellular loop.\u003c\/li\u003e   \u003cli\u003e\n\u003cstrong\u003eHomology note:\u003c\/strong\u003e Mouse - 12\/13 amino acid residues identical; human - 11\/13 amino acid residues identical (informative for cross-species interpretation).\u003c\/li\u003e   \u003cli\u003e\n\u003cstrong\u003eSpecies reactivity (as provided):\u003c\/strong\u003e Human, Rat, Mouse.\u003c\/li\u003e   \u003cli\u003e\n\u003cstrong\u003eLot quality control (as provided):\u003c\/strong\u003e Western blot analysis (unlabeled antibody, #ASR-036), and direct flow cytometry (labeled antibody)..\u003c\/li\u003e   \u003cli\u003e\n\u003cstrong\u003ePeptide confirmation:\u003c\/strong\u003e Confirmed by amino acid analysis and mass spectrometry.\u003c\/li\u003e   \u003cli\u003e\n\u003cstrong\u003eBlocking peptide:\u003c\/strong\u003e Available for antigen preadsorption control where appropriate.\u003c\/li\u003e   \u003cli\u003e\n\u003cstrong\u003eConjugate\/format:\u003c\/strong\u003e Fluorescein isothiocyanate (FITC) (may affect detection channel and background).\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eThese attributes help researchers interpret whether signal reflects the intended target in a given assay and sample context.\u003c\/p\u003e  \u003ch2\u003eBiological background\u003c\/h2\u003e \u003cp\u003e5-hydroxytryptamine receptor 4 (5-HT4 receptor) is a subclass among the large family of receptors mediating serotonin signaling at central and peripheral targets. 5-HT4 receptor activation plays a role in learning and memory, feeding control and stress response. 5-HT4 receptors are encoded by a complex gene which in humans, generates ten different splice variants1, 2.5-HT4 receptor is a member of the seven transmembrane spanning G-protein-coupled receptors (GPCRs) and couples via Gs to increase cAMP production.\u003c\/p\u003e  \u003ch2\u003eResearch relevance and current trends\u003c\/h2\u003e \u003cul\u003e   \u003cli\u003eMapping receptor\/channel localization across neuronal subtypes and subcellular compartments.\u003c\/li\u003e   \u003cli\u003eLinking trafficking or surface expression changes to activity-dependent signaling and plasticity.\u003c\/li\u003e   \u003cli\u003eUsing KO\/KD or blocking-peptide concepts to strengthen antibody-based target assignment.\u003c\/li\u003e \u003c\/ul\u003e  \u003ch2\u003eCommon research applications\u003c\/h2\u003e \u003cul\u003e   \u003cli\u003eFlow cytometry (direct\/indirect): quantify target-positive populations and shifts in expression across subsets.\u003c\/li\u003e   \u003cli\u003eLive cell imaging (LCI): support extracellular-epitope detection on non-permeabilized cells when appropriate.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eInterpretation typically benefits from comparing matched sample sets (e.g., treated vs control, WT vs KO\/KD) and using orthogonal readouts where feasible.\u003c\/p\u003e  \u003ch2\u003eNotes for experimental interpretation\u003c\/h2\u003e \u003cul\u003e   \u003cli\u003eIsoforms and post-translational modifications can shift apparent molecular weight or epitope accessibility across samples.\u003c\/li\u003e   \u003cli\u003eCross-species signal may depend on epitope conservation; consult the provided homology note when selecting models.\u003c\/li\u003e   \u003cli\u003ePermeabilization, fixation, and antigen retrieval can change accessibility of intracellular vs extracellular epitopes.\u003c\/li\u003e   \u003cli\u003eConceptual control: antigen preadsorption (blocking peptide) can help assess signal dependence on the immunogen region.\u003c\/li\u003e   \u003cli\u003eProvided control suggestions: Negative control: RIC-001-F.\u003c\/li\u003e   \u003cli\u003eApplication notes: see product-specific dilution\/usage notes and control concepts provided in the dataset.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eApplication abbreviations:\u003c\/strong\u003e CBE- Cell-based ELISA, FC- Flow cytometry, ICC- Immunocytochemistry, IE- Indirect ELISA, IF- Immunofluorescence, IFC- Indirect flow cytometry, IHC- Immunohistochemistry, IP- Immunoprecipitation, LCI- Live cell imaging, N- Neutralization, WB- Western blot. \u003cstrong\u003eSpecies abbreviations:\u003c\/strong\u003e H- Human, M- Mouse, R- Rat.\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eRecommended controls:\u003c\/strong\u003e Blocking peptide: BLP-SR036; Negative control: RIC-001-F.\u003c\/p\u003e \u003c!-- Sources (internal): - Alomone Labs product page scientific background (as provided in this catalog row) - UniProt Knowledgebase (target-level reference) - NCBI Gene (target-level reference) - General antibody validation principles (KO\/KD, peptide competition, isotype control concepts) --\u003e","brand":"Alomone Labs","offers":[{"title":"50 mcl \/ 1","offer_id":53064858304877,"sku":"ASR-036-F-50MCL-1","price":797.0,"currency_code":"USD","in_stock":true},{"title":"50 mcl \/ 2","offer_id":53064981905773,"sku":"ASR-036-F-50MCL-2","price":1397.0,"currency_code":"USD","in_stock":true},{"title":"50 mcl \/ 5","offer_id":53064981938541,"sku":"ASR-036-F-50MCL-5","price":2743.0,"currency_code":"USD","in_stock":true},{"title":"50 mcl \/ 10","offer_id":53064981971309,"sku":"ASR-036-F-50MCL-10","price":3764.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/7424\/7277\/files\/ASR-036-F_gr_1.gif?v=1772461091","url":"https:\/\/www.ebiohippo.com\/products\/anti-5ht4-receptor-htr4-extracellular-fitc-antibody-bha21301287","provider":"BioHippo","version":"1.0","type":"link"}