{"product_id":"anti-kallistatin-pi-4-serpina4-antibody-picoband-bha21002688","title":"Anti-Kallistatin\/PI-4\/SERPINA4 Antibody Picoband®","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\u003cp\u003eAnti-Kallistatin\/PI-4\/SERPINA4 Antibody Picoband® is an antibody for SERPINA4 detection raised in Rabbit (Polyclonal, Rabbit IgG), with reported reactivity: Human,Monkey,Rat. Commonly used in WB, IHC, Flow Cytometry, ELISA workflows.\u003c\/p\u003e\u003ch2\u003eKey elements and design rationale\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTarget:\u003c\/strong\u003e SERPINA4 (serpin family A member 4); UniProt: P29622\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAntibody format:\u003c\/strong\u003e Rabbit, Polyclonal, Rabbit IgG\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMolecular weight:\u003c\/strong\u003e 49 kDa, calculated 82457 MW\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplications:\u003c\/strong\u003e WB, IHC, Flow Cytometry, ELISA\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eVendor description (summary):\u003c\/strong\u003e Boster Bio Anti-Kallistatin\/PI-4\/SERPINA4 Antibody Picoband® catalog # A08426.\u003c\/p\u003e\u003ch2\u003eBiological background\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eBiological context:\u003c\/strong\u003e Inhibits human amidolytic and kininogenase activities of tissue kallikrein. Inhibition is achieved by formation of an equimolar, heat- and SDS-stable complex between the inhibitor and the enzyme, and generation of a small C-terminal fragment of the inhibitor due to cleavage at the reactive site by tissue kallikrein.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eExpression and localization notes:\u003c\/strong\u003e cellular localization: Secreted., tissue context: Expressed by the liver and secreted in plasma..\u003c\/p\u003e\u003ch2\u003eCommon research applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWestern blotting (WB):\u003c\/strong\u003e Compare SERPINA4 levels across samples and conditions using appropriate loading and biological controls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImmunohistochemistry (IHC):\u003c\/strong\u003e Evaluate spatial distribution of SERPINA4 in tissue sections, considering fixation and antigen retrieval effects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow cytometry:\u003c\/strong\u003e Quantify SERPINA4-positive populations in single-cell suspensions with appropriate gating and controls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eELISA:\u003c\/strong\u003e Use antibody-based detection formats to assess antigen presence or binding in plate-based assays.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eNotes for experimental interpretation\u003c\/h2\u003e\u003cul\u003e \u003cli\u003eAccount for isoforms, post-translational modifications, and sample-specific processing that can shift apparent molecular weight or epitope accessibility.\u003c\/li\u003e \u003cli\u003eUse positive\/negative biological controls where possible (e.g., known-expressing cells\/tissues, knockdown\/knockout models) and include appropriate secondary-only\/isotype controls for imaging workflows.\u003c\/li\u003e \u003c\/ul\u003e\u003ch2\u003eAdditional product notes (from provided fields)\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecificity:\u003c\/strong\u003e No cross reactivity with other proteins.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackground:\u003c\/strong\u003e Kallistatin is a protein that in humans is encoded by the SERPINA4 gene. It is mapped to 14q32.13. Serpin A4 is a member of the Serpin superfamily of the serine protease inhibitors. Known also as Kallistatin or proteinase inhibitor 4, Serpin A4 has been shown to function as a specific inhibitor of tissue kallikrein and as an inhibitor of angiogenesis and tumor growth.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCross reactivity:\u003c\/strong\u003e No cross-reactivity with other proteins.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCellular localization:\u003c\/strong\u003e Secreted.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTissue details:\u003c\/strong\u003e Expressed by the liver and secreted in plasma.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eResearch category:\u003c\/strong\u003e Cancer,Cell Biology,Cytoskeleton\/ECM,ECM Enzymes,Extracellular Matrix,Invasion\/Microenvironment,Metalloprotease,Proteolysis\/Ubiquitin,Proteolytic Enzymes,Signal Transduction\u003c\/li\u003e\n\u003c\/ul\u003e\u003c!-- Sources (internal): - UniProt entry for P29622: https:\/\/www.uniprot.org\/uniprot\/P29622 - Ensembl search (SERPINA4): https:\/\/www.ensembl.org\/Multi\/Search\/Results?q=SERPINA4 - Human Protein Atlas search (SERPINA4): https:\/\/www.proteinatlas.org\/search\/SERPINA4 - PubMed search (SERPINA4): https:\/\/pubmed.ncbi.nlm.nih.gov\/?term=SERPINA4 --\u003e","brand":"Boster Bio","offers":[{"title":"100 ug\/vial \/ Unconjugated","offer_id":53067721769325,"sku":"A08426","price":370.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ Biotin","offer_id":53067983880557,"sku":"A08426-Biotin","price":570.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ Cy3","offer_id":53067983913325,"sku":"A08426-Cy3","price":570.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ Fluoro488","offer_id":53067983946093,"sku":"A08426-Fluoro488","price":570.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ Fluoro550","offer_id":53067983978861,"sku":"A08426-Fluoro550","price":570.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ Fluoro594","offer_id":53067984011629,"sku":"A08426-Fluoro594","price":570.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ FITC","offer_id":53067984044397,"sku":"A08426-FITC","price":570.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ HRP","offer_id":53067984077165,"sku":"A08426-HRP","price":570.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ APC","offer_id":53067984109933,"sku":"A08426-APC","price":820.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ PE","offer_id":53067984142701,"sku":"A08426-PE","price":820.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ Fluoro647","offer_id":53067984175469,"sku":"A08426-Fluoro647","price":670.0,"currency_code":"USD","in_stock":true},{"title":"100 ug\/vial \/ Carrier Free","offer_id":53067984208237,"sku":"A08426-carrier-free","price":370.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/7424\/7277\/files\/a08426-serpina4-primary-antibodies-wb-testing-1.jpg?v=1772609682","url":"https:\/\/www.ebiohippo.com\/products\/anti-kallistatin-pi-4-serpina4-antibody-picoband-bha21002688","provider":"BioHippo","version":"1.0","type":"link"}