Recombinant Human Polymeric immunoglobulin receptor Protein Standard
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Recombinant Human Polymeric immunoglobulin receptor Protein Standard is a Human Fragment protein, expressed in HEK 293 cells, with >80%, suitable for SDS-PAGE, sELISA.
대체 명칭 보기
Polymeric immunoglobulin receptor, PIgR, Poly-Ig receptor, Hepatocellular carcinoma-associated protein TB6, PIGR
- sELISA
Supplier Data
Sandwich ELISA - Recombinant Human Polymeric immunoglobulin receptor Protein Standard (AB316465)
Sandwich ELISA with the capture antibody dilution at 2 ug/mL and detector antibody dilution at 0.5 ug/mL.
- SDS-PAGE
Supplier Data
SDS-PAGE - Recombinant Human Polymeric immunoglobulin receptor Protein Standard (AB316465)
SDS-PAGE analysis of ab316465 under reducing conditions for 2ug protein.
Reactivity 정보
제품 세부 정보
While the standard is the same as the one provided in the corresponding SimpleStep ELISA Kit, it cannot be treated as the consumable provided with our SimpleStep ELISA Kit due to differences in its concentration calibration.
Abcam guarantee that this protein standard is suitable for use in a sandwich ELISA. Individual results may vary due to differences in technique, laboratory equipment, buffers, and other experimental factors. The detection range provided for this protein standard is based on initial sandwich ELISA validation data.
The protein concentration is the concentration after validation on our sandwich ELISA platform. This Standard protein is guaranteed to work with our Capture and Detector antibodies in sELISA. Please contact our Scientific Support team to know which antibody pair is suitable for this protein.
서열 정보
특성 및 보관 정보
제형
Purification 테크닉
배송 시 보관 조건
적절한 단기 보관 조건
적절한 장기 보관 조건
분주 정보
보관 정보
추가 정보
This supplementary information is collated from multiple sources and compiled automatically.
Biological function summary
The polymeric immunoglobulin receptor plays an essential role in mucosal immunity by transporting IgA and IgM antibodies to mucosal surfaces. The PIGR is a part of a complex that includes the secretory component which protects immunoglobulins from proteolytic degradation. This mechanism is fundamental for safeguarding mucosal surfaces while allowing the immune system to respond swiftly to pathogens.
Pathways
The interaction of PIGR with polymeric immunoglobulins is an important event in the mucosal immune pathway. This pathway is important in maintaining mucosal homeostasis and pathogen defense. PIGR works closely with immunoglobulin proteins like IgA and IgM enabling their rapid and efficient transport across epithelial barriers. This ensures that the immune system rapidly addresses potential threats at mucosal sites.
일반 정보
기능
Polymeric immunoglobulin receptor. Mediates selective transcytosis of polymeric IgA and IgM across mucosal epithelial cells. Binds polymeric IgA and IgM at the basolateral surface of epithelial cells. The complex is then transported across the cell to be secreted at the apical surface. During this process, a cleavage occurs that separates the extracellular (known as the secretory component) from the transmembrane segment.. Secretory component. Through its N-linked glycans ensures anchoring of secretory IgA (sIgA) molecules to mucus lining the epithelial surface to neutralize extracellular pathogens (PubMed : 12150896). On its own (free form) may act as a non-specific microbial scavenger to prevent pathogen interaction with epithelial cells (PubMed : 16543244).
Post-translational modifications
N-glycosylated. N-glycosylation is required for anchoring IgA molecules to mucus, but is not necessary for Ig binding.
타겟 정보
Product promise
Please note: All products are 'FOR RESEARCH USE ONLY. NOT FOR USE IN DIAGNOSTIC OR THERAPEUTIC PROCEDURES'.
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