Expansion of neurofilament medium C terminus increases axonal diameter independent of increases in conduction velocity or myelin thickness.
Barry DM, Stevenson W, Bober BG, Wiese PJ, Dale JM, Barry GS, Byers NS, Strope JD, Chang R, Schulz DJ, et al. J Neurosci. 2012 May 2; 32(18):6209-19.