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CXCR4 Antibody

Novus Biologicals, part of Bio-Techne | Catalog # NB100-56437

Novus Biologicals, part of Bio-Techne
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NB100-56437
NB100-56437SS

Key Product Details

Validated by

Knockout/Knockdown

Species Reactivity

Validated:

Human, Mouse, Rat, Sheep

Cited:

Human, Mouse

Applications

Validated:

Immunocytochemistry/ Immunofluorescence, Immunohistochemistry, Immunohistochemistry-Frozen, Immunohistochemistry-Paraffin, Knockdown Validated, Western Blot

Cited:

IF/IHC, Immunocytochemistry/ Immunofluorescence, Immunohistochemistry, Immunohistochemistry-Paraffin, In vivo assay, Western Blot

Label

Unconjugated

Antibody Source

Polyclonal Rabbit IgG

Concentration

1.0 mg/ml

Product Specifications

Immunogen

Rabbit anti-CXCR4 polyclonal antibody was raised against a peptide corresponding to amino acids 328-338 of human CXCR4.

Clonality

Polyclonal

Host

Rabbit

Isotype

IgG

Scientific Data Images for CXCR4 Antibody

Knockdown Validated: CXCR4 Antibody [NB100-56437]

Knockdown Validated: CXCR4 Antibody [NB100-56437]

Knockdown Validated: CXCR4 Antibody [NB100-56437] - Western blot shows lysates of Jurkat human T lymphocyte parental cell line and CXCR4 knockout (KO) Jurkat cell line. PVDF membrane was probed with 1 ug/ml of Rabbit Anti-Human CXCR4 Polyclonal Antibody (Catalog # NB100-56437) followed by HRP-conjugated Anti-Rabbit IgG Secondary Antibody (Catalog #HAF008). Specific band was detected for CXCR4 at approximately 38 kDa (as indicated) in the parental Jurkat cell line, but is not detectable in the knockout Jurkat cell line. This experiment was conducted under reducing conditions.
Western Blot: CXCR4 Antibody [NB100-56437]

Western Blot: CXCR4 Antibody [NB100-56437]

Western Blot: CXCR4 Antibody [NB100-56437] - Detection of 15 ug in HeLa cells with antibody concentration at 1 ug/mL.
Immunocytochemistry/ Immunofluorescence: CXCR4 Antibody [NB100-56437]

Immunocytochemistry/ Immunofluorescence: CXCR4 Antibody [NB100-56437]

Immunocytochemistry/Immunofluorescence: CXCR4 Antibody [NB100-56437] - Jurkat cells were fixed for 10 minutes using 10% formalin and then permeabilized for 5 minutes using 1X TBS + 0.5% Triton X-100. The cells were incubated with anti-CXCR4 (NB100-56437) at a 1:25 dilution for 1 hour at room temperature and detected with an anti-rabbit DyLight 488 (Green) at a 1:500 dilution. Alpha tubulin was used as a co-stain at a 1:1000 dilution and detected with and anti-mouse DyLight 550 (Red) at a 1:500 dilution. Nuclei were counterstained with DAPI (Blue). Cells were imaged using a 40X objective.

Applications for CXCR4 Antibody

Application
Recommended Usage

Immunohistochemistry

1:10 - 1:500

Immunohistochemistry-Frozen

reported in scientific literature (Nimmagadda et al (2010))

Immunohistochemistry-Paraffin

1:10 - 1:500. Use reported in scientific literature (Zagzag (2005))

Western Blot

1 - 2 ug/mL
Application Notes
In HeLa, a 45 kDa band is observed.
Please Note: Optimal dilutions of this antibody should be experimentally determined.

Reviewed Applications

Read 1 review rated 5 using NB100-56437 in the following applications:

Formulation, Preparation, and Storage

Purification

Protein G purified

Formulation

PBS

Preservative

0.05% Sodium Azide

Concentration

1.0 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 short term. Aliquot and store at -20C long term. Avoid freeze-thaw cycles.

Background: CXCR4

Human immunodeficiency virus (HIV) and related viruses require coreceptors, in addition to CD4, to infect target cells. Some G protein-coupled receptors including CCR5, CXCR4, CCR3, CCR2b and CCR8 in the chemokine receptor family, and four new human molecules GPR15, STRL33, GPR1 and V28 were recently identified as HIV coreceptors1. Among them, CXCR4 (fusin, LESTR or HUMSTR) is a principal coreceptor for T-cell tropic strains of HIV-1 fusion and entry of human white blood cells (2,3). CXCR4 is also required for the infection by dual-tropic strains of HIV-1 and mediates CD-4 independent infection by HIV-2 (4,5). The a-chemokine SDF-1 is the ligand for CXCR4 and prevents infection by T-tropic HIV-1 (6,7). CXCR4 associates with the surface CD4-gp120 complex before HIV enters target cells (8). CXCR4 messenger RNA levels correlated with HIV-1 permissiveness in diverse human cell types (2). Antibodies to CXCR4 block HIV-1 and HIV-2 fusion and infection of human target cells (2,5,10). The amino-terminal domain and the second extracellular loop of CXCR4 serve as HIV biding sites (10,11).

Long Name

C-X-C Motif Chemokine Receptor 4

Alternate Names

CD184, D2S201E, FB22, Fusin, HM89, HSY3RR, LAP-3, LAP3, LCR1, LESTR, NPY3R, NPYRL, NPYY3R, WHIMS

Entrez Gene IDs

7852 (Human); 12767 (Mouse); 60628 (Rat)

Gene Symbol

CXCR4

UniProt

Additional CXCR4 Products

Product Documents for CXCR4 Antibody

Certificate of Analysis

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

Product Specific Notices for CXCR4 Antibody

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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