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Integrin alpha 4/CD49d Antibody (Natalizumab) - Chimeric - Azide and BSA Free

Novus Biologicals, part of Bio-Techne | Catalog # NBP2-75917

Recombinant Monoclonal Antibody.
Novus Biologicals, part of Bio-Techne
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NBP2-75917-0.2mg
NBP2-75917SS

Key Product Details

Species Reactivity

Human

Applications

Block/Neutralize, Flow Cytometry

Label

Unconjugated

Antibody Source

Recombinant Monoclonal Rabbit IgG Kappa Clone # Natalizumab

Format

Azide and BSA Free

Concentration

1 mg/ml

Product Specifications

Immunogen

The RAMOS cell line, a non-EBV releasing cell line, injected into mice.

Specificity

This antibody binds to the alpha 4 subunit of (alpha)4(beta)1 (also known as very late antigen 4 (VLA-4) or CD49d-CD29) and (alpha)4(beta)7 integrin

Clonality

Monoclonal

Host

Rabbit

Isotype

IgG Kappa

Scientific Data Images

Flow Cytometry: Integrin alpha 4/CD49d Antibody (Natalizumab) - Chimeric - Azide and BSA Free [NBP2-75917]

Flow Cytometry: Integrin alpha 4/CD49d Antibody (Natalizumab) - Chimeric - Azide and BSA Free [NBP2-75917]

Flow Cytometry: Integrin alpha 4/CD49d Antibody (Natalizumab) - Chimeric [NBP2-75917] - Human lymphocytes were stained with an isotype control (NBP2-52638, panel A) or the rabbit-chimeric version of Natalizumab (NBP2-75917, panel B) at a concentration of 1 ug/ml for 30 mins at RT. After washing, bound antibody was detected using a AF488 conjugated donkey anti-rabbit antibody and cells analysed on a FACSCanto flow-cytometer.

Applications

Application
Recommended Usage

Block/Neutralize

Optimal dilutions of this antibody should be experimentally determined.

Flow Cytometry

Optimal dilutions of this antibody should be experimentally determined.
Application Notes
NOT FOR THERAPEUTIC USE - This is a research-grade biosimilar. This chimeric rabbit antibody was made using the variable domain sequences of the original human IgG4 format, for improved compatibility with existing reagents, assays and techniques.

Formulation, Preparation, and Storage

Purification

Protein A purified

Formulation

PBS

Format

Azide and BSA Free

Preservative

0.02% Proclin 300

Concentration

1 mg/ml

Shipping

The product is shipped with polar packs. Upon receipt, store it immediately at the temperature recommended below.

Stability & Storage

Store at 4C for up to 3 months. For longer storage, aliquot and store at -20C.

Background: Integrin alpha 4/CD49d

VLA-4 is a cell surface heterodimer in the integrin superfamily of adhesion receptors. Anti-VLA-4 antibodies inhibited cytolytic T cell activity, with inhibitory activity directed against the effector T cells rather than their targets. Thus, whereas other VLA receptors appear to mediate cell--matrix interactions, VLA-4 may have a cell--cell adhesion function. Alpha 4 stands apart from all other known integrin alpha subunit sequences because (i) alpha 4 has neither an inserted I-domain, nor a disulfide-linked C-terminal fragment, (ii) its sequence is the most unique and (iii) only alpha 4 has a potential protease cleavage site, near the middle of the coding region, which appears responsible for the characteristic 80,000 and 70,000 Mr fragments of alpha 4 (1). Unlike any other integrin alpha subunit, the intact (150 kDa) alpha 4 subunit of VLA-4 can sometimes be cleaved into two noncovalently associated fragments (80 and 70 kDa) (2). The VLA-4 integrins are indispensable for embryogenesis, haematopoiesis and immune responses, possibly because alpha4 regulates cellular functions differently from other integrins through its cytoplasmic tail (3).

Alternate Names

CD49d, ITGA4, VLA-4, biosimilar antibody, biosimilars

Gene Symbol

ITGA4

Additional Integrin alpha 4/CD49d Products

Product Documents

Certificate of Analysis

To download a Certificate of Analysis, please enter a lot number in the search box below.

Product Specific Notices

This product is for research use only and is not approved for use in humans or in clinical diagnosis. Primary Antibodies are guaranteed for 1 year from date of receipt.

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