Figure 22-7. Electron micrograph of a thin section through a gap junction connecting two mouse liver cells.

Figure 22-7Electron micrograph of a thin section through a gap junction connecting two mouse liver cells

The two plasma membranes are closely associated for a distance of several hundred nanometers, separated by a “gap” of 2 – 3 nm. [Courtesy of D. Goodenough.]

From: Section 22.1, Cell-Cell Adhesion and Communication

Cover of Molecular Cell Biology
Molecular Cell Biology. 4th edition.
Lodish H, Berk A, Zipursky SL, et al.
New York: W. H. Freeman; 2000.
Copyright © 2000, W. H. Freeman and Company.

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