- Exclusion of serine palmitoyltransferase long chain base subunit 2 (SPTLC2) as a common cause for hereditary sensory neuropathy. Dawkins, J.L., Brahmbhatt, S., Auer-Grumbach, M., Wagner, K., Hartung, H.P., Verhoeven, K., Timmerman, V., De Jonghe, P., Kennerson, M., LeGuern, E., Nicholson, G.A. Neuromuscul. Disord. (2002)