1. Abrahams, P. H., Day, A. &Allt, G. (1980) Schwann cell plasma membrane changes induced by nerve crush. A freeze-fracture study.Acta neuropathologica 50, 85–90.
2. Berthold, C.-H. (1968) Ultrastructure of the nodeparanode region of mature feline ventral lumbar spinal-root fibres.Acta Societatis medicorum upsaliensis 73, Suppl. 9, 37–78.
3. Berthold, C.-H. &Skoglund, S. (1967) Histochemical and ultrastructural demonstration of mitochondria in the paranodal region of developing feline spinal roots and nerves.Acta Societatis medicorum upsaliensis 72, 37–70.
4. Boyde, A., Bailey, E., Jones, S. J. &Tamarin, A. (1977) Dimensional changes during specimen preparation for SEM. InScanning Electron Microscopy, 1977/I (edited byJohari, O.), pp. 507–18. Chicago: IITRI.
5. Boyde, A., Franc, F. &Maconnachie, E. (1981) Measurements of critical point shrinkage of glutaraldehyde fixed mouse liver.Scanning 4, 69–82.