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Key Product Details

Validated by

Biological Validation

Species Reactivity

Validated:

Human, Mouse, Rat, Porcine, Bovine, Canine, Chicken, Drosophila, Equine, Primate

Cited:

Human, Mouse, Rat, Porcine, Avian - Chicken, Canine, Insect - Drosophila, Insect - Drosophila melanogaster, Primate

Applications

Validated:

Flow Cytometry, Immunocytochemistry/ Immunofluorescence, Immunohistochemistry, Immunohistochemistry-Frozen, Immunohistochemistry-Paraffin, Western Blot

Cited:

IF/IHC, Immunocytochemistry/ Immunofluorescence, Immunohistochemistry, Immunohistochemistry-Frozen, Immunohistochemistry-Paraffin, Western Blot

Label

Unconjugated

Antibody Source

Polyclonal Rabbit

Concentration

1 mg/ml

Product Specifications

Immunogen

C-terminal peptide of rodent GAP43, KEDPEADQEHA coupled to KLH.

Reactivity Notes

Reactivity to Canine, Chicken, and Primate reported in scientific literature (PMID: 30647968, 30819546, and 24249398 respectively). Drosophila reactivity reported in scientific literature (PMID: 30819546).

Localization

Neuronal Marker, developing and regenerating axons and growth cone.

Marker

Neuronal Marker

Clonality

Polyclonal

Host

Rabbit

Theoretical MW

43 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.

Scientific Data Images for GAP-43 Antibody

Immunohistochemistry-Paraffin: GAP-43 Antibody [NB300-143]

Immunohistochemistry-Paraffin: GAP-43 Antibody [NB300-143]

Immunohistochemistry-Paraffin: GAP-43 Antibody [NB300-143] - Review image from confirmed customer on mouse E15.5 paraffin sections.
Western Blot: GAP-43 Antibody [NB300-143]

Western Blot: GAP-43 Antibody [NB300-143]

Western Blot: GAP-43 Antibody [NB300-143] - Different tissue and cell lysates using rabbit pAb to GAP43, dilution 1:20,000 in green: [1] protein standard (red), [2] rat brain, [3] rat spinal cord, [4] mouse brain, [5] mouse spinal cord, [6] SH-SY5Y cells, [7] C6 cells. Single band at 43 kDa mark corresponds to GAP43 protein. The GAP43 protein is detected only in the lysates of neuronal origin. C6 cells are a rat glioma cell line and do not express GAP43 protein
Immunohistochemistry: GAP-43 Antibody [NB300-143]

Immunohistochemistry: GAP-43 Antibody [NB300-143]

Immunohistochemistry: GAP-43 Antibody [NB300-143] - Representative images of immunohistological staining (brown) of OMP-positive (OMP+) cells, GAP43+ immature ORNs. Tissue sections were counterstained with the nuclear dye hematoxylin (blue). Numbers of SOX2+ ORN progenitors and Ki67+ actively proliferating cells per mm of the basal layer and OMP+ mature ORNs, GAP43+ immature ORNs, and Cas3+ apoptotic cells per mm of the OE in saline or rhIGF-1-treated mice. Open circles, rectangles, and triangles represent the values for each mouse in the saline, low-IGF-1, and high-IGF-1 treated groups (each n = 6), respectively. Image collected and cropped by Citeab from the following publication (Dose-Dependent Effects of Insulin-Like Growth Factor 1 in the Aged Olfactory Epithelium. Front Aging Neurosci (2018)) licensed under a CC-BY license.

Applications for GAP-43 Antibody

Application
Recommended Usage

Immunocytochemistry/ Immunofluorescence

1:1000

Immunohistochemistry

1-2 ug/ml

Immunohistochemistry-Frozen

1-2 ug/ml

Immunohistochemistry-Paraffin

1-2 ug/ml

Western Blot

1:10000
Application Notes
This GAP43 antibody is useful for Immunocytochemistry/Immunofluorescence, and Western blot, where it recognizes a band at 43 kDa. Use in IHC-P and IHC-Fr reported in scientific literature (PMID: 29950987 and 27007292 respectively). Use in FLOW reported in scientific literature (PMID: 21614130).

Reviewed Applications

Read 1 review rated 5 using NB300-143 in the following applications:

Formulation, Preparation, and Storage

Purification

Immunogen affinity purified

Formulation

50% PBS, 50% glycerol

Preservative

0.035% Sodium Azide

Concentration

1 mg/ml

Shipping

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

Stability & Storage

Aliquot and store at -20C or -80C. Avoid freeze-thaw cycles.

Background: GAP-43

GAP43 (growth associated protein 43, also called B-50, PP46, calmodulin-binding protein P-57, neuromodulin, neuron growth-associated protein 43, protein F1) is a major component of motile "growth cones" that form the tips of elongating axons as well as the synaptic plasma membranes. GAP43 is associated with nerve growth process and plays a key role in axonal as well as dendritic filopodia induction. It has been detected in a complex containing FGFR4, NCAM1, CDH2, PLCG1, FRS2, SRC, SHC1, GAP43 and CTTN, and binds calmodulin with superior affinity in the absence of Ca2+ than in its presence. Intracellular Ca2+ regulates PKC mediated phosphorylation of GAP43 and affects GAP43's ability to bind calmodulin. GAP43 is integral to growth cone formation, neurite outgrowth, and the development of a functional cerebral cortex. Aberrant expression of GAP43 has been seen in patients diagnosed with schizophrenia and Alzheimer's disease. Three GAPs (Growth associated proteins) were discovered, and the number 43 comes from the apparent SDS-PAGE molecular weight of the one named GAP43. The HGNC name for this protein is, not surprisingly, GAP43. Later work showed that GAP43 does not run on SDS-PAGE in a fashion which accurately reflects its molecular weight, and that GAP43 proteins from different species may run at different apparent molecular weights. Partly due to these features GAP43 was independently discovered by several different groups and therefore has several alternate names, such as protein F1, pp46, neuromodulin, neural phosphoprotein B-50 and calmodulin-binding protein P-57. In each case the number reflects the apparent SDS-PAGE molecular weight, and underlines the unusual SDS-PAGE mobility properties of this molecule. Mammalian GAP43 proteins contains only 226-243 amino acids, and so the real molecular weight is 23.61-25.14 kDa. GAP43 is one of many highly negatively charged extended molecules which lack well defined tertiary structure and contain few hydrophobic residues and which run anomalously on SDS-PAGE. Other examples are CAP23, MARCKS, microtubule associated proteins MAP2, tau and the Neurofilament subunits. GAP43 has been extensively studied and is known to be a major protein kinase C substrate and to bind calmodulin avidly. GAP43 is anchored to the plasma membrane by palmitoylation modifications.

Long Name

Growth Associated Protein 43

Alternate Names

B-50, Basp2, GAP43, Neuromodulin

Gene Symbol

GAP43

Additional GAP-43 Products

Product Documents for GAP-43 Antibody

Certificate of Analysis

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

Product Specific Notices for GAP-43 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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