FIGURE 5.2. A ballooned nerve fiber in the anterior commissure of a 25-year-old monkey.

FIGURE 5.2

A ballooned nerve fiber in the anterior commissure of a 25-year-old monkey. Ballooning of the sheath results in a fluid-filled space (asterisk) and causes the axon (Ax) to be pushed to one side of the expanded sheath. (Scale bar = 1 μm.)

From: Chapter 5, The Effects of Normal Aging on Nerve Fibers and Neuroglia in the Central Nervous System

Cover of Brain Aging
Brain Aging: Models, Methods, and Mechanisms.
Riddle DR, editor.
Boca Raton (FL): CRC Press; 2007.
Copyright © 2007, Taylor & Francis Group, LLC.

NCBI Bookshelf. A service of the National Library of Medicine, National Institutes of Health.