light microscopic examination , using a reflected light differential interference contrast system , reveals the presence of intact neurons , axonal fragments , glial cells , and erythrocytes along with an abundance of small spherical entities ( diameter about 1.1 micron ) and snowman-shaped entities ( diameter of larger sphere about 1.1 micron , diameter of attached smaller sphere about 0.6 micron ) .
C0027882
neurons
C0004461
axonal