- Tel: 858.663.9055
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Email: info@nsjbio.com
- Tel: 858.663.9055
- Email: info@nsjbio.com
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NEAS Antibody / Neural Cytoskeleton Marker recognizes non-erythrocytic alpha spectrin, a large cytoskeletal scaffolding protein encoded by the SPTAN1 gene. NEAS is also widely known as alpha II spectrin and alpha fodrin and is a major component of the spectrin-based cytoskeleton in non-erythroid cells. The protein associates with beta spectrins and actin to form a flexible structural network beneath the plasma membrane, contributing to cell shape, mechanical stability and the organization of membrane-associated proteins.
NEAS is broadly expressed and is not restricted to neuronal cells. Spectrin complexes provide structural support in many tissues by linking the plasma membrane to the actin cytoskeleton and serving as scaffolds for ion channels, receptors, adhesion molecules and signaling proteins. Through these interactions, SPTAN1 contributes to membrane organization, cellular architecture and the maintenance of specialized membrane domains in both neural and non-neural tissues.
The functions of NEAS are particularly important in the nervous system, where spectrin-based cytoskeletal networks help maintain neuronal morphology, axonal stability and membrane organization. SPTAN1 participates in the structural organization of axons and other specialized neuronal compartments, and pathogenic variants in SPTAN1 have been associated with neurodevelopmental and neurological disorders, including developmental and epileptic encephalopathies. These roles make NEAS relevant to research into neural cytoskeleton organization, neuronal structure and mechanisms underlying neurological disease.
NEAS is also an important substrate for proteolytic enzymes activated during cellular injury and apoptosis. Calpain- and caspase-mediated cleavage of alpha spectrin can generate characteristic breakdown products that are studied in connection with neuronal injury, neurodegeneration, apoptosis and cytoskeletal damage. Detection of the intact protein and its processed forms can therefore provide insight into both spectrin cytoskeletal organization and cellular responses to injury or stress.
This rabbit polyclonal NEAS Antibody has been validated in mouse and rat brain samples by immunohistochemistry and western blot, supporting its use for investigating SPTAN1 in neural tissues. Validation in human non-neural tissue further reflects the broad tissue distribution of this non-erythrocytic spectrin protein. A NEAS Antibody can support research into neural cytoskeleton organization, spectrin function, neuronal structure, membrane stability and injury-associated spectrin proteolysis.
Alpha fodrin is encoded by SPTAN1 and forms a major component of the non-erythroid spectrin cytoskeleton; additional reagents targeting this protein are available on the SPTAN1 Antibody page.
Optimal dilution of the NEAS Antibody / Neural Cytoskeleton Marker should be determined by the researcher.
Recombinant human protein (amino acids E1916-S2472) was used as the immunogen for the NEAS antibody.
After reconstitution, the NEAS antibody can be stored for up to one month at 4oC. For long-term, aliquot and store at -20oC. Avoid repeated freezing and thawing.
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