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AB267409

Anti-SIRP alpha antibody [SADF10.1]

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(3 제품이 사용된 논문 )

Mouse Recombinant Monoclonal SIRP alpha antibody. Suitable for WB, ICC/IF and reacts with Human samples. Cited in 3 publications.

대체 명칭 보기

CD172a, BIT, MFR, MYD1, PTPNS1, SHPS1, SIRP, SIRPA, Tyrosine-protein phosphatase non-receptor type substrate 1, SHP substrate 1, SHPS-1, Brain Ig-like molecule with tyrosine-based activation motifs, CD172 antigen-like family member A, Inhibitory receptor SHPS-1, Macrophage fusion receptor, MyD-1 antigen, Signal-regulatory protein alpha-1, Signal-regulatory protein alpha-2, Signal-regulatory protein alpha-3, p84, Bit, Sirp-alpha-1, Sirp-alpha-2, Sirp-alpha-3

2 이미지
Immunocytochemistry/ Immunofluorescence - Anti-SIRP alpha antibody [SADF10.1] (AB267409)
  • ICC/IF

Lab

Immunocytochemistry/ Immunofluorescence - Anti-SIRP alpha antibody [SADF10.1] (AB267409)

Immunofluorescent analysis of 4% Paraformaldehyde-fixed, 0.1% Triton X-100 permeabilized THP-1 cells labelling SIRP alpha with ab267409 at 127.3ug/ml, followed by ab150113 Goat Anti-Mouse IgG H&L (Alexa Fluor® 488) antibody at 1/1000 dilution (Green). Confocal image showing membranous staining in THP-1 cells. ab179513 Anti-beta Tubulin rabbit monoclonal antibody was used to counterstain tubulin at 1/200 dilution, followed by ab150080 Goat Anti-Rabbit IgG H&L (Alexa Fluor® 594) at a 1/1000 dilution (Red). The nuclear counterstain was DAPI (Blue).
Negative control 1 : ab267409 at 127.3μg/ml followed by ab150080 at a 1/200 dilution.

Negative control 2 : ab179513 at a 1/200 dilution followed by ab150157 at a 1/1000 dilution.

Western blot - Anti-SIRP alpha antibody [SADF10.1] (AB267409)
  • WB

Lab

Western blot - Anti-SIRP alpha antibody [SADF10.1] (AB267409)

Blocking/Dilution buffer : 5% NFDM/TBST.

The expression profile weight observed is consistent with what has been described in the literature (PMID : 9712903, 12773380).
Negative control : Jurkat (PMID : 17982459).

All lanes:

Western blot - Anti-SIRP alpha antibody [SADF10.1] (ab267409) at 1.273 µg/mL

Lane 1:

Human brain tissue lysate at 20 µg

Lane 2:

U937 (human histiocytic lymphoma monocyte), whole cell lysate at 20 µg

Lane 3:

SK-MEL-28 (human malignant melanoma), whole cell lysate at 20 µg

Lane 4:

SK-MEL-2 (human malignant melanoma), whole cell lysate at 20 µg

Lane 5:

Jurkat (human T cell leukemia T lymphocyte), whole cell lysate at 20 µg

Secondary

All lanes:

Peroxidase-Conjugated Goat anti-Mouse IgG (H+L) at 1/5000 dilution

Predicted band size: 55 kDa

false

Exposure time: 3min

관련 conjugated 항체와 다양한 조성의 항체 (1)

  • Carrier free

    Anti-SIRP alpha antibody [SADF10.1] - BSA and Azide free

주요 정보

Host species

Mouse

Clonality

Monoclonal

Clone number

SADF10.1

Isotype

IgG1

Carrier free

No

Reacts with

Human

Applications

WB, ICC/IF

applications

Immunogen

The exact immunogen used to generate this antibody is proprietary information.

Reactivity 정보

{ "title": "Reactivity Data", "filters": { "stats": ["", "Species", "Dilution Info", "Notes"], "tabs": { "all-applications": {"fullname" : "All Applications", "shortname": "All Applications"}, "IP" : {"fullname" : "Immunoprecipitation", "shortname":"IP"}, "WB" : {"fullname" : "Western blot", "shortname":"WB"}, "ICCIF" : {"fullname" : "Immunocytochemistry/ Immunofluorescence", "shortname":"ICC/IF"} }, "product-promise": { "all": "all", "testedAndGuaranteed": "tested", "guaranteed": "expected", "predicted": "predicted", "notRecommended": "not-recommended" } }, "values": { "Human": { "IP-species-checked": "notRecommended", "IP-species-dilution-info": "", "IP-species-notes": "<p></p>", "WB-species-checked": "testedAndGuaranteed", "WB-species-dilution-info": "1.273 µg/mL", "WB-species-notes": "<p></p>", "ICCIF-species-checked": "testedAndGuaranteed", "ICCIF-species-dilution-info": "127.3 µg/mL", "ICCIF-species-notes": "<p></p>" } } }

제품 세부 정보

What are the advantages of a recombinant monoclonal antibody?
This product is a recombinant monoclonal antibody, which offers several advantages including:

  • - High batch-to-batch consistency and reproducibility
  • - Improved sensitivity and specificity
  • - Long-term security of supply
  • - Animal-free batch production

For more information, read more on recombinant antibodies.

Want a custom formulation?
This antibody clone is manufactured by Abcam. If you require a custom buffer formulation or conjugation for your experiments, please contact orders@abcam.com

특성 및 보관 정보

제형
Liquid
Purification 테크닉
Affinity purification Protein A
보관 버퍼
pH: 7.2 - 7.4 Preservative: 0.01% Sodium azide Constituents: PBS, 40% Glycerol (glycerin, glycerine), 0.05% BSA
배송 시 보관 조건
Blue Ice
적절한 단기 보관 기간
1-2 weeks
적절한 단기 보관 조건
+4°C
적절한 장기 보관 조건
-20°C
분주 정보
Upon delivery aliquot
보관 정보
Avoid freeze / thaw cycle

추가 정보

This supplementary information is collated from multiple sources and compiled automatically.

SIRP alpha also known as CD172a is a transmembrane receptor protein with a mass ranging between 70-110 kDa due to glycosylation. This protein extensively expresses on the surface of myeloid cells neurons and a subset of T-cells and is part of the immunoglobulin superfamily. SIRP alpha interacts with its ligand CD47 a widely expressed glycoprotein involved in immune response regulation. Its mechanical action primarily involves signal regulation through the recruitment of SHP-1 and SHP-2 two cytoplasmic tyrosine phosphatases.
Biological function summary

SIRP alpha functions significantly in the regulation of phagocytosis acting as a "don't eat me" signal to macrophages upon binding with CD47. It does not act alone; rather it is part of a complex that recruits SHP-1 and SHP-2 leading to inhibition of dephosphorylation activities essential for engulfment processes. This regulatory mechanism is important for maintaining cellular homeostasis ensuring that healthy cells are not mistakenly destroyed by the immune system.

Pathways

SIRP alpha plays an important role in the innate immune pathways involving the regulation of phagocytosis and cell-cell adhesion. Particularly it fits into the immune checkpoint pathways where it interacts closely with proteins like CD47 and plays a role in the interaction between the immune system and cancer cells. Through these pathways SIRP alpha helps maintain balance in the immune response allowing for the recognition of self versus non-self therefore preventing autoimmunity while facilitating the clearance of pathogens.

SIRP alpha is implicated in cancer and autoimmune diseases. In cancer its interaction with CD47 allows tumor cells to escape phagocytosis promoting tumor survival and growth. In autoimmune disorders dysregulated SIRP alpha expression or signaling could miscommunicate immune signals leading to the destruction of healthy tissue. Understanding the link between SIRP alpha and these conditions can reveal potential targets for therapeutic development especially using inhibitors or modulators targeting the SIRP alpha-CD47 interaction.

제품 프로토콜

For this product, it's our understanding that no specific protocols are required. You can visit:

타겟 정보

Immunoglobulin-like cell surface receptor for CD47. Acts as docking protein and induces translocation of PTPN6, PTPN11 and other binding partners from the cytosol to the plasma membrane. Supports adhesion of cerebellar neurons, neurite outgrowth and glial cell attachment. May play a key role in intracellular signaling during synaptogenesis and in synaptic function (By similarity). Involved in the negative regulation of receptor tyrosine kinase-coupled cellular responses induced by cell adhesion, growth factors or insulin. Mediates negative regulation of phagocytosis, mast cell activation and dendritic cell activation. CD47 binding prevents maturation of immature dendritic cells and inhibits cytokine production by mature dendritic cells. Plays a role in antiviral immunity and limits new world arenavirus infection by decreasing virus internalization (By similarity). Receptor for THBS1 (PubMed : 24511121). Interaction with THBS1 stimulates phosphorylation of SIRPA (By similarity). In response to THBS1, involved in ROS signaling in non-phagocytic cells, stimulating NADPH oxidase-derived ROS production (PubMed : 24511121).
See full target information SIRPA

제품이 사용된 논문 (3)

Recent publications for all applications. Explore the 전체 목록 and refine your search

Scientific reports 15:29741 PubMed40804251

2025

HSF1 in macrophages suppressed the progression of asthma via modulating SIRPα/SHP2-Dectin-1/ SYK mediated ROS and inflammatory responses.

Applications

Unspecified application

Species

Unspecified reactive species

Xiaojuan Liu,Yingqian Zhang,Huifang Wu,Jingli Zhang,Yingxue Wang,Huifeng Zhang

Current neuropharmacology 21:2159-2173 PubMed37171006

2023

Tumor-selective Blockade of CD47 Signaling with CD47 Antibody for Enhanced Anti-tumor Activity in Malignant Meningioma.

Applications

Unspecified application

Species

Unspecified reactive species

Xiaotong Liu,Huarong Zhang,Chaohu Wang,Zhiyong Li,Qianchao Zhu,Yiwen Feng,Jun Fan,Songtao Qi,Zhiyong Wu,Yi Liu

Journal of immunology (Baltimore, Md. : 1950) 179:7741-50 PubMed18025220

2007

Novel structural determinants on SIRP alpha that mediate binding to CD47.

Applications

Unspecified application

Species

Unspecified reactive species

Winston Y Lee,Dominique A Weber,Oskar Laur,Eric A Severson,Ingrid McCall,Rita P Jen,Alex C Chin,Tao Wu,Kim M Gernert,Kim M Gernet,Charles A Parkos
제품이 사용된 논문 모두 보기

Product promise

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