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Neuropilin-1 Antibody (042) [Alexa Fluor® 647]

Novus Biologicals, part of Bio-Techne | Catalog # NBP2-89197AF647

Recombinant Monoclonal Antibody
Novus Biologicals, part of Bio-Techne

Key Product Details

Species Reactivity

Human

Applications

ELISA, Immunohistochemistry-Paraffin

Label

Alexa Fluor 647 (Excitation = 650 nm, Emission = 668 nm)

Antibody Source

Recombinant Monoclonal Rabbit IgG Clone # 042

Concentration

Please see the vial label for concentration. If unlisted please contact technical services.

Product Specifications

Immunogen

This antibody was obtained from a rabbit immunized with purified, recombinant Human Neuropilin-1 (Accession#: NP_001019799.1; Met1-Lys644).

Specificity

No cross-reactivity in ELISA with: Human NRP2

Clonality

Monoclonal

Host

Rabbit

Isotype

IgG

Theoretical MW

103 kDa.
Disclaimer note: The observed molecular weight of the protein may vary from the listed predicted molecular weight due to post translational modifications, post translation cleavages, relative charges, and other experimental factors.

Applications for Neuropilin-1 Antibody (042) [Alexa Fluor® 647]

Application
Recommended Usage

ELISA

Optimal dilutions of this antibody should be experimentally determined.

Immunohistochemistry-Paraffin

Optimal dilutions of this antibody should be experimentally determined.
Application Notes
Optimal dilution of this antibody should be experimentally determined.

Formulation, Preparation, and Storage

Purification

Protein A purified

Formulation

50mM Sodium Borate

Preservative

0.05% Sodium Azide

Concentration

Please see the vial label for concentration. If unlisted please contact technical services.

Shipping

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

Stability & Storage

Store at 4C in the dark.

Background: Neuropilin-1

Neuropilin-1 (also known as Npn-1, NRP1, neuropilin, or CD304/BDCA4) is a 923 amino acid (aa) type I transmembrane glycoprotein (theoretical molecular weight 130-140 kDa) located on human chromosome 10p11.22 that encodes multiple intact and soluble isoforms. The 623 aa extracellular domain (ECD) of this human cell surface receptor includes two CUB (complement-binding) domains, two F5/8 domains with homology to coagulation factors V and VIII, and a MAM (meprin) domain. The ECD of human Neuropilin-1 shares 92-95% aa sequence identity with mouse, rat, bovine, and canine Npn-1. The MAM domains of neuropilins are involved in the formation of homo- and hetero-oligomers in the absence of ligands. Neuropilin-1 expression is found in neuronal, endothelial and tumor cells as well as epithelial cells such as in the respiratory, gastrointestinal, lower urological tracts, thyroid, parathyroid and thymus gland (1,2).
Initially found to play an essential role in axon growth and guidance, NRP1 serves as a multifunctional co-receptor for class III semaphorins and heparin-binding members of the VEGF family, participating in regulation of angiogenesis, neuronal development, cell survival, migration and tumor-invasion. Neuropilin-1 has been implicated in viral infections and T-cell activation and is also described as a marker of regulatory T (Treg) cells (3). In COVID-19 infections, studies have shown NRP1 participates in viral infection via NRP1 neutralizing antibodies and binds the SARS-CoV-2 Spike protein, suggesting NRP1 may contribute to viral transport and viral internalization by endocytosis (4).

References

1. Wild JRL, Staton CA, Chapple K, Corfe BM. (2012) Neuropilins: Expression and Roles in the Epithelium. Int J Exp Pathol. 93(2):81-103. PMID: 22414290

2. Bielenberg DR, Pettaway CA, Takashima S, Klagsbrun M. (2006) Neuropilins in Neoplasms: Expression, Regulation, and Function. Exp Cell Res. 312(5):584-93. PMID: 16445911

3. Tordjman R, Lepelletier Y, Lemarchandel V, Cambot M, Gaulard P, Hermine O, Romeo P-H. (2002). A Neuronal Receptor, neuropilin-1, Is Essential for the Initiation of the Primary Immune Response. Nat Immunol. 3(5):477-82. PMID: 11953749

4. Coronavirus research updates: Test frequency matters more than test sensitivity for stopping outbreaks. 2002 June 26. Nature.com

Alternate Names

BDCA-4, CD304, Neuropilin1, NRP1

Gene Symbol

NRP1

Additional Neuropilin-1 Products

Product Documents for Neuropilin-1 Antibody (042) [Alexa Fluor® 647]

Certificate of Analysis

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

Product Specific Notices for Neuropilin-1 Antibody (042) [Alexa Fluor® 647]

Alexa Fluor (R) products are provided under an intellectual property license from Life Technologies Corporation. The purchase of this product conveys to the buyer the non-transferable right to use the purchased product and components of the product only in research conducted by the buyer (whether the buyer is an academic or for-profit entity). The sale of this product is expressly conditioned on the buyer not using the product or its components, or any materials made using the product or its components, in any activity to generate revenue, which may include, but is not limited to use of the product or its components: (i) in manufacturing; (ii) to provide a service, information, or data in return for payment; (iii) for therapeutic, diagnostic or prophylactic purposes; or (iv) for resale, regardless of whether they are resold for use in research. For information on purchasing a license to this product for purposes other than as described above, contact Life Technologies Corporation, 5791 Van Allen Way, Carlsbad, CA 92008 USA or outlicensing@lifetech.com. This conjugate is made on demand. Actual recovery may vary from the stated volume of this product. The volume will be greater than or equal to the unit size stated on the datasheet.

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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