ENaC alpha Antibody, Clone 2G4: FITC

The epithelial sodium channel alpha subunit (ENaCα) is a key component of the heterotrimeric ENaC complex, which regulates sodium ion transport across epithelial membranes. While traditionally studied in renal, pulmonary, and gastrointestinal systems, emerging evidence highlights ENaCα’s relevance in the central nervous system and neurodegenerative disease. ENaCα modulates ionic homeostasis and fluid balance in neural tissues, contributing to neuroprotection under stress conditions. In models of ocular hypertension, upregulation of ENaCα in retinal tissues suggests a compensatory mechanism to counteract elevated intraocular pressure, a known risk factor for glaucoma. Additionally, ENaCα expression is dynamically regulated during keratinocyte differentiation, indicating its broader role in cellular stress responses and tissue remodeling. These findings point to ENaCα as a potential modulator of neuroinflammation and glial activation—processes central to neurodegenerative pathologies such as Alzheimer’s disease and multiple sclerosis. As interest grows in ion channel dysfunction in neurodegeneration, ENaCα is gaining attention as a novel target for therapeutic intervention. Its role in maintaining ionic equilibrium and responding to mechanical and osmotic stress positions it at the intersection of neuroscience, neuroprotection, and precision medicine.

Alpha ENaC, Alpha ENaC 2, Alpha NaCH, Alpha-ENaC, Amiloride sensitive epithelial sodium channel alpha subunit, Amiloride sensitive sodium channel subunit alpha, Amiloride-sensitive sodium channel subunit alpha, ENaCa, ENaCalpha, Epithelial Na (+) channel subunit alpha, Epithelial Na+ channel subunit alpha, Epithelial Sodium Channel alpha, Epithelial Sodium Channel-α, FLJ21883, Nonvoltage gated sodium channel 1 subunit alpha, Nonvoltage-gated sodium channel 1 subunit alpha, SCNEA, SCNN 1, SCNN1, SCNN1A, SCNNA_HUMAN, Sodium channel nonvoltage gated 1 alpha

A 1:1000 dilution of SMC-239 was sufficient for detection of ENaC alpha in 15 µg of Mouse whole kidney lysate by ECL immunoblot analysis using goat anti-mouse IgG:HRP as the secondary antibody.

1. Kakizoe Y., et al. (2009) J Hpyertens. 27(8): 1679-1689. 2. Gu Y. (2008) J Cell Physiol. 216(2):453-457. 3. Bruns J.B. (2003) Am J Physiol Renal Physiol. 285(4): F600-F609. 4. Mauro T., et al. (2002) J Invest Dermatol. 118(4): 589-594. 5. Elias N., et al. (2007) Am J Physiol Lung Cell Mol Physiol. 293(3): L537-45. 6. Dyka F.M., May C.A. and Enz R. (2005) J Neurochem. 94(1): 120-128.

1. Kakizoe Y., et al. (2009) J Hpyertens. 27 (8) : 1679-1689. 2. Gu Y. (2008) J Cell Physiol. 216 (2) :453-457. 3. Bruns J.B. (2003) Am J Physiol Renal Physiol. 285 (4) : F600-F609. 4. Mauro T., et al. (2002) J Invest Dermatol. 118 (4) : 589-594. 5. Elias N., et al. (2007) Am J Physiol Lung Cell Mol Physiol. 293 (3) : L537-45. 6. Dyka F.M., May C.A. and Enz R. (2005) J Neurochem. 94 (1) : 120-128.