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Key Documents

SAB5500047

Sigma-Aldrich

Anti-CD19 antibody, Rabbit monoclonal

clone SP110, recombinant, expressed in proprietary host, affinity isolated antibody

Synonyme(s) :

Anti-B4, Anti-CVID3

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About This Item

Code UNSPSC :
12352203
Nomenclature NACRES :
NA.41

Source biologique

rabbit

Niveau de qualité

Produit recombinant

expressed in proprietary host

Conjugué

unconjugated

Forme d'anticorps

affinity isolated antibody

Type de produit anticorps

primary antibodies

Clone

SP110, monoclonal

Espèces réactives

human (tested)

Technique(s)

flow cytometry: 1:100
immunohistochemistry: 1:200

Isotype

IgG

Numéro d'accès UniProt

Conditions d'expédition

wet ice

Température de stockage

2-8°C

Modification post-traductionnelle de la cible

unmodified

Informations sur le gène

human ... CD19(930)

Description générale

CD19 (cluster of differentiation 19) is a 95 kDa protein localized on the surface of nearly all B lymphocytes and is considered to be the specific surface marker for B cells. This protein belongs to the immunoglobulin (Ig) superfamily with a cytoplasmic region of ∼240 amino acids and is involved in the regulation of B cell function. The gene encoding CD19 is localized on human chromosome 16p11.2.
CD19 is expressed in B lymphocytes and B-cell lymphoma. It may also be present on some early myeloid progenitors, particularly those of the monoblastic type. It appears to be expressed on myeloid leukemia cells, particularly those of monocytic lineage. Leukemia phenotype studies have demonstrated that the earliest and broadest B cell restricted antigen is the CD19 antigen. CD19 is negative in T lymphocytes, plasma cells, and their tumors.

Immunogène

Synthetic peptide corresponding to C-terminus of human CD19.

Actions biochimiques/physiologiques

CD19 (cluster of differentiation 19) expression is restricted to normal and malignant B-lineage cells. Therefore, it is considered to be a striking target for immunotherapies aimed at B-cell malignancies. CD19 helps B lymphocytes to initiate primary immune response even at low concentrations of antigen. The encoded protein plays a crucial role in initiating intrinsic B cell signaling thresholds by regulating both B cell receptor (BCR)-dependent and independent signaling. It also functions as a biomarker for B-cell development.

Caractéristiques et avantages

Evaluate our antibodies with complete peace of mind. If the antibody does not perform in your application, we will issue a full credit or replacement antibody. Learn more.

Forme physique

0.1 ml rabbit monoclonal antibody purified by protein A/G in PBS/1% BSA buffer pH 7.6 with less than 0.1% sodium azide.

Clause de non-responsabilité

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Code de la classe de stockage

10 - Combustible liquids

Classe de danger pour l'eau (WGK)

WGK 2

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable


Certificats d'analyse (COA)

Recherchez un Certificats d'analyse (COA) en saisissant le numéro de lot du produit. Les numéros de lot figurent sur l'étiquette du produit après les mots "Lot" ou "Batch".

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Consulter la Bibliothèque de documents

Aleksandra Georgievski et al.
Cell death & disease, 13(4), 337-337 (2022-04-14)
Patient-derived xenografted (PDX) models were generated through the transplantation of primary acute lymphoblastic leukemia (ALL) cells into immunodeficient NSG mice. We observed that ALL cells from mouse bone marrow (BM) produced extracellular vesicles (EVs) with specific expression of inducible heat
B-cell depletion and remissions of malignancy along with cytokine-associated toxicity in a clinical trial of anti-CD19 chimeric-antigen-receptor-transduced T cells.
Kochenderfer JN, et al.
Blood (2011)
The CD19/CR2/TAPA-1 complex of B lymphocytes: linking natural to acquired immunity.
Fearon DT and Carter RH
Annual Review of Immunology, 13(1), 127-149 (1995)
A Pezzutto et al.
Journal of immunology (Baltimore, Md. : 1950), 138(9), 2793-2799 (1987-05-01)
The 95 Kd CD19 antigen is the broadest lineage specific surface marker for B cells: it is present on the surface of virtually all B lymphocytes, including early B progenitor cells. In this study we have evaluated the function of
L E Bradbury et al.
Journal of immunology (Baltimore, Md. : 1950), 149(9), 2841-2850 (1992-11-01)
CD19 is a member of the Ig superfamily expressed on the surface of B lymphocytes that may be involved in the regulation of B cell function. Immunoprecipitation studies with B cell lines solubilized by digitonin have shown CD19 to be

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