{"product_id":"goat-anti-rabbit-igg-h-and-l-secondary-antibody-unconjugated-bha21012536","title":"Goat Anti-Rabbit IgG (H+L) Secondary Antibody, Unconjugated","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eGoat Anti-Rabbit IgG (H+L) Secondary Antibody, Unconjugated is a secondary antibody used for indirect detection of primary antibodies and immunoglobulins from Rabbit 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 Goat (antibody source species).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecognition:\u003c\/strong\u003e Designed to recognize immunoglobulins from Rabbit IgG (H+L) for secondary detection.\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 antibody is specific for rabbit IgG and shows no cross-reactivity with mouse\/bovine IgG..\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eunconjugated Goat Anti-rabbit IgG (H+L) secondary antibody This antibody is specific for rabbit IgG and shows no cross-reactivity with mouse\/bovine IgG.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eBackground (provided):\u003c\/strong\u003e Secondary antibodies offer increased versatility enabling users to use many detection systems such as HRP, AP and fluorescence. They can also provide greater sensitivity through signal amplification as multiple secondary antibodies can bind to a single primary antibody, and secondary antibodies' FC regions provide further binding locations for biotin, enable the use of ABC and SABC to further amplify the signal. Most commonly, secondary antibodies are generated by immunizing the host animal with a pooled population of immunoglobulins from the target species. They are then purified through immunoaffinity chromatography and modified with antibody fragmentation, label conjugation, etc., to generate highly specific reagents.\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\n\u003cli\u003e\n\u003cstrong\u003eWestern blotting:\u003c\/strong\u003e enables indirect detection of primary antibodies bound to target proteins after gel separation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImmunohistochemistry\/Immunofluorescence:\u003c\/strong\u003e supports localization and comparative staining in cells or tissue sections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eELISA and plate-based assays:\u003c\/strong\u003e provides high-throughput readouts for binding and detection.\u003c\/li\u003e\n\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":"1 mg","offer_id":53072632643949,"sku":"BA1039-1mg","price":50.0,"currency_code":"USD","in_stock":true},{"title":"5 mg","offer_id":53072635068781,"sku":"BA1039-5mg","price":180.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/www.ebiohippo.com\/products\/goat-anti-rabbit-igg-h-and-l-secondary-antibody-unconjugated-bha21012536","provider":"BioHippo","version":"1.0","type":"link"}