{"product_id":"rabbit-anti-human-igg-h-and-l-secondary-antibody-fitc-conjugated-bha21012573","title":"Rabbit Anti-Human IgG (H+L) Secondary Antibody, FITC Conjugated","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eRabbit Anti-Human IgG (H+L) Secondary Antibody, FITC Conjugated is a FITC conjugated secondary antibody used for indirect detection of primary antibodies and immunoglobulins from Human IgG (H+L). It is commonly selected for experiments where label choice and species\/isotype recognition affect signal interpretation.\u003c\/p\u003e\u003ch2\u003eKey elements and design rationale\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHost species:\u003c\/strong\u003e Rabbit (antibody source species).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecognition:\u003c\/strong\u003e Designed to recognize immunoglobulins from Human IgG (H+L) for secondary detection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConjugate\/label:\u003c\/strong\u003e FITC provides a defined detection chemistry (e.g., fluorophore, enzyme, or biotin–streptavidin systems).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClonality:\u003c\/strong\u003e Polyclonal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecificity notes (provided):\u003c\/strong\u003e This FITC conjugated antibody is specific for human IgG and shows no cross-reactivity with rat\/mouse\/goat\/rabbit IgG..\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFITC Conjugated Rabbit Anti-human IgG (H+L) secondary antibody This FITC conjugated antibody is specific for human IgG and shows no cross-reactivity with rat\/mouse\/goat\/rabbit IgG.\u003c\/p\u003e\u003ch2\u003eBiological background\u003c\/h2\u003e \u003cp\u003eSecondary antibodies enable indirect detection by binding to the constant regions of primary antibodies. Fragment specificity matters: reagents labeled as (H+L) recognize epitopes on both heavy and light chains of the target-species immunoglobulin, while Fc- or light-chain-specific secondaries can reduce off-target signal in some multiplex or isotype-specific designs. Label choice (fluorophore, enzyme, biotin) affects sensitivity, multiplex compatibility, and how signal should be interpreted across sample types.\u003c\/p\u003e \u003ch2\u003eResearch relevance and current trends\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eMultiplex imaging and spatial biology workflows increasingly rely on well-matched secondary antibodies to minimize cross-reactivity between species and isotypes.\u003c\/li\u003e \u003cli\u003eBiotin–streptavidin amplification remains common for tissue staining and low-abundance targets, with controls used to monitor endogenous biotin background where relevant.\u003c\/li\u003e \u003cli\u003eQuantitative immunoassays often combine consistent secondary reagents with standardized detection chemistries to support cross-experiment comparability.\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eCommon research applications\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e\n\u003cstrong\u003eImmunofluorescence\/ICC:\u003c\/strong\u003e enables cellular localization and colocalization studies with multi-channel detection when spectra are compatible.\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eNotes for experimental interpretation\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCross-reactivity and background:\u003c\/strong\u003e non-target binding can arise from endogenous immunoglobulins, closely related species, or multiplexed primary antibodies. Species selection and cross-adsorption (when specified) help reduce unwanted signal.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eControl concepts:\u003c\/strong\u003e no-primary controls, isotype controls, and orthogonal detection channels help distinguish specific staining from background. For biotin-based systems, consider controls for endogenous biotin where relevant.\u003c\/li\u003e \u003c\/ul\u003e \u003c!-- Sources (internal): - Understanding secondary antibodies – selection guide — Abcam — https:\/\/docs.abcam.com\/pdf\/secondary-antibodies\/secondary-antibodies-selection-guide.pdf - Choosing a secondary antibody: fragment specificity — Thermo Fisher Scientific — https:\/\/documents.thermofisher.com\/TFS-Assets\/LSG\/brochures\/TR0059-Choose-secondary-Ab.pdf - Cross-adsorbed secondary antibodies and cross-reactivity — Jackson ImmunoResearch — https:\/\/www.jacksonimmuno.com\/secondary-antibody-resource\/technical-tips\/cross-adsorbed-and-cross-reactivity\/ - What does (H+L) mean? — Biotium — https:\/\/biotium.com\/faqs\/what-does-hl-mean\/ - Comparison of antibody IgG-binding proteins — Thermo Fisher Scientific — https:\/\/www.thermofisher.com\/us\/en\/home\/life-science\/antibodies\/antibodies-learning-center\/antibodies-resource-library\/antibody-methods\/comparison-antibody-igg-binding-proteins.html - Avidin–biotin complex method for IHC detection — Thermo Fisher Scientific — https:\/\/www.thermofisher.com\/us\/en\/home\/life-science\/protein-biology\/protein-biology-learning-center\/protein-biology-resource-library\/pierce-protein-methods\/avidin-biotin-complex-method-ihc-detection.html --\u003e","brand":"Boster Bio","offers":[{"title":"0.5 ml","offer_id":53072632906093,"sku":"BA1114-0.5ml","price":80.0,"currency_code":"USD","in_stock":true},{"title":"1 ml","offer_id":53072635822445,"sku":"BA1114-1ml","price":150.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.ebiohippo.com\/products\/rabbit-anti-human-igg-h-and-l-secondary-antibody-fitc-conjugated-bha21012573","provider":"BioHippo","version":"1.0","type":"link"}