in well-differentiated foci , mature neurons were positive for all three neurofilament protein subunits ( 68 , 168 and 200 kilodaltons ) , microtubule-associated-protein 2 , synaptophysin , and neuron-specific-enolase , and reacted with both tu27 and tuj1 .
C0027882
neurons
C0027834
neurofilament