{"product_id":"pdia4-antibody-bha10504267","title":"PDIA4 Antibody","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThis is a polyclonal anti-PDIA4 antibody raised in Rabbit, with confirmed utility in ELISA, WB, IHC. Designed to detect PDIA4 in Human, Mouse, supporting researchers in signal transduction contexts.\u003c\/p\u003e\n\n\u003ch2\u003eKey elements and design rationale\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eImmunogen:\u003c\/strong\u003e Recombinant Human Protein disulfide-isomerase A4 protein (101-400AA) — determines the epitope region recognized; confirm epitope compatibility with your sample preparation and expected PTMs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHost (Rabbit):\u003c\/strong\u003e Requires anti-rabbit-IgG secondary reagents. Mismatched secondaries result in no signal. Consider host species when multiplexing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolyclonal:\u003c\/strong\u003e Recognizes multiple epitopes — robust signal across varied preparations, with inherent lot-to-lot variability. Isotype controls and lot qualification recommended.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsotype (IgG):\u003c\/strong\u003e Secondary antibodies and isotype controls must match IgG from Rabbit. Relevant for multiplexing and Protein A\/G compatibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePurification (Protein G purification):\u003c\/strong\u003e Reduces non-specific immunoglobulin populations, improving signal-to-noise in quantitative immunoassay formats.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eBiological background\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePDIA4\u003c\/strong\u003e (also known as Calcium binding protein intestinal related, Endoplasmic reticulum resident protein 70, Endoplasmic reticulum resident protein 72, EPR70, EPR72, ER protein 70, ER protein 72, ERP 70, ERp 72, ERp-72, ERp70, ERp72, PDIA 4, Pdia4, PDIA4_HUMAN, PDIR, Protein disulfide isomerase A4, Protein disulfide isomerase associated 4, Protein disulfide isomerase family A member 4, protein disulfide isomerase related protein (calcium-binding protein, intestinal-related), Protein disulfide isomerase related protein, Protein disulfide-isomerase A4, Protein ERp 72, Protein ERp72) is a protein studied in Human systems. Expression levels, subcellular localization, and post-translational modifications vary across cell types, tissues, and disease states — factors that influence antibody-based detection outcomes. Researchers are encouraged to consult UniProt, NCBI Gene, and primary literature for current annotation of PDIA4 biology relevant to signal transduction.\u003c\/p\u003e\n\n\u003ch2\u003eCommon research applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eELISA:\u003c\/strong\u003e Sandwich or indirect ELISA quantifies soluble\/secreted target in biological fluids or cell culture supernatants.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWB:\u003c\/strong\u003e Western blot confirms target MW and detects isoforms\/fragments under denaturing conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIHC:\u003c\/strong\u003e IHC visualizes target expression in FFPE or frozen sections; optimize antigen retrieval and secondary detection per tissue type.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eNotes for experimental interpretation\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIsotype controls:\u003c\/strong\u003e Include IgG from Rabbit at equivalent concentration to assess non-specific background.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCross-reactivity\/isoforms:\u003c\/strong\u003e Polyclonal preparations may cross-react with related proteins or isoforms — validate with siRNA KD, KO lysate, or recombinant protein controls.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatrix effects:\u003c\/strong\u003e Sample matrix (serum, plasma, lysate, homogenate) may influence performance; pilot dilution linearity and spike-recovery experiments before full quantitative studies.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecies reactivity:\u003c\/strong\u003e Confirmed for Human, Mouse; extrapolation to untested species requires empirical validation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cem\u003eThis product is a polyclonal antibody purified from rabbit antiserum.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003c!-- Sources (internal):\n- UniProt: https:\/\/www.uniprot.org\n- NCBI Gene: https:\/\/www.ncbi.nlm.nih.gov\/gene\n- Cusabio: https:\/\/www.cusabio.com\n- Human Protein Atlas: https:\/\/www.proteinatlas.org\n- PubMed: https:\/\/pubmed.ncbi.nlm.nih.gov\n--\u003e","brand":"CUSABIO TECHONOLOGY LLC","offers":[{"title":"50 ug","offer_id":53238680781165,"sku":"CSB-PA017722LA01HU-50UG","price":166.0,"currency_code":"USD","in_stock":true},{"title":"100 ug","offer_id":53238801564013,"sku":"CSB-PA017722LA01HU-100UG","price":299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0949\/7424\/7277\/files\/CSB-PA017722LA01HU-WB.jpg?v=1776672760","url":"https:\/\/www.ebiohippo.com\/products\/pdia4-antibody-bha10504267","provider":"BioHippo","version":"1.0","type":"link"}