Vimentin Antibody (VM452) [Alexa Fluor® 405]

Novus Biologicals | Catalog # NBP2-33060AF405

Novus Biologicals

Key Product Details

Species Reactivity

Human, Porcine, Bovine, Canine, Chicken, Feline, Goat, Mouse (Negative), Rat (Negative)

Applications

Knockout Validated, Immunohistochemistry-Paraffin, Western Blot, Flow Cytometry, Protein Array

Label

Alexa Fluor 405 (Excitation = 405 nm, Emission = 421 nm)

Antibody Source

Monoclonal Mouse IgG1 kappa Clone # VM452
View all Vimentin Primary Antibodies »

Product Specifications

Immunogen

Recombinant full-length human vimentin protein (Uniprot: P08670)

Reactivity Notes

Does not react with Mouse or Rat.

Localization

Cytoplasmic

Marker

Mesenchymal Cell Marker

Specificity

This monoclonal antibody reacts with a 58kDa protein identified as Vimentin. It shows no cross-reaction with other closely related intermediate filament proteins (IFP however, when used in panels with other antibodies, it is useful for the sub-classification of a given tumor. Expression of Vimentin, when used in conjunction with anti-keratin, is helpful when distinguishing melanomas from undifferentiated carcinomas and large cell lymphomas. All melanomas and Schwannomas react strongly with anti-Vimentin. It labels a variety of mesenchymal cells, including melanocytes, lymphocytes, endothelial cells, and fibroblasts. Non-reactivity of anti-Vimentin is often considered more useful than its positive reactivity, since there are a few tumors that do not contain Vimentin, e.g. hepatoma and seminoma. Anti-Vimentin is also useful as a tissue process control reagent.

Clonality

Monoclonal

Host

Mouse

Isotype

IgG1 kappa

Applications for Vimentin Antibody (VM452) [Alexa Fluor® 405]

Application
Recommended Usage

Flow Cytometry

Optimal dilutions of this antibody should be experimentally determined.

Immunohistochemistry-Paraffin

Optimal dilutions of this antibody should be experimentally determined.

Knockout Validated

Optimal dilutions of this antibody should be experimentally determined.

Protein Array

Optimal dilutions of this antibody should be experimentally determined.

Western Blot

Optimal dilutions of this antibody should be experimentally determined.

Spectra Viewer

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Flow Cytometry

Formulation, Preparation, and Storage

Purification

Protein A or G 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: Vimentin

Vimentin is a type III intermediate filament (IF) protein, encoded by the VIM gene, that plays an essential role in cytoskeletal function and is largely expressed by mesenchymal cell such as endothelial cells, fibroblasts, and immune cells (1). Human vimentin monomer protein is 466 amino acids (aa) in length with a theoretical molecular weight of ~54 kDa (2). Vimentin protein contains a central rod domain composed of four alpha-helices which is flanked by an N-terminal head domain and C-terminal tail domain (1,3). Vimentin monomers dimerize to form more complex structures resulting in the assembly of eight tetramers, referred to as unit-length filaments, which then assemble into full-length intermediate filaments that are 10-12 nm wide (1,3,4).

Activated macrophages have been shown to secrete phosphorylated vimentin which can be stimulated by a variety of pathophysiological factors including oxidized low-density lipoproteins and TNF-alpha or inhibited by IL-10 (1). The vimentin protein is often expressed at the cell surface playing a role in cell-cell interactions, tissue damage and repair, immune response, and pathogen recognition (1). Vimentin functions in many cytoskeletal processes including cell migration, which is highlighted by its upregulation during epithelial-to-mesenchymal transition (EMT) (4,5). Vimentin is a commonly used marker for EMT and is expressed by many tumor types (5). For example, high metastasis of oral squamous cell carcinomas also showed high vimentin positive expression in immunohistochemical staining analysis (5). A number of vimentin targeting compounds are in cancer-related clinical trials, however, given the multifunctional role of vimentin, the effect of inhibition on non-malignant cells needs to be thoroughly examined (5).

References

1. Ramos, I., Stamatakis, K., Oeste, C. L., & Perez-Sala, D. (2020). Vimentin as a Multifaceted Player and Potential Therapeutic Target in Viral Infections. International Journal of Molecular Sciences. https://doi.org/10.3390/ijms21134675

2. Uniprot (P08670)

3. Morrow, C. S., & Moore, D. L. (2020). Vimentin's side gig: Regulating cellular proteostasis in mammalian systems. Cytoskeleton (Hoboken, N.J.). https://doi.org/10.1002/cm.21645

4. van Bodegraven, E. J., & Etienne-Manneville, S. (2020). Intermediate filaments against actomyosin: the david and goliath of cell migration. Current Opinion in Cell Biology. https://doi.org/10.1016/j.ceb.2020.05.006

5. Strouhalova, K., Prechova, M., Gandalovicova, A., Brabek, J., Gregor, M., & Rosel, D. (2020). Vimentin Intermediate Filaments as Potential Target for Cancer Treatment. Cancers. https://doi.org/10.3390/cancers12010184

Alternate Names

VIM

Gene Symbol

VIM

Additional Vimentin Products

Product Documents for Vimentin Antibody (VM452) [Alexa Fluor® 405]

Certificate of Analysis

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Product Specific Notices for Vimentin Antibody (VM452) [Alexa Fluor® 405]

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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