Ranvier

Ran·vi·er

(rahn-vē-ā'),
Louis A., French pathologist, 1835-1922. See: Ranvier crosses, Ranvier discs, node of Ranvier, Ranvier plexus, Ranvier segment.
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Those domains, called Nodes of Ranvier, become elongated after exposure to loud sound.
However in some patients with antiganglioside antibodies a physiologic conduction block at the axolemma of the Ranvier node has been described.
ALTERED NODE OF RANVIER ORGANIZATION IN INTERHEMISPHERIC AXONS AFTER BRIEF POSTNATAL CITALOPRAM EXPOSURE IN ADULT RATS
12) have reported reversible loss of normal axonal and Schwann cell structure at the node of Ranvier in peroneal and caudal ventral nerves of rats exposed to CO.
Myelin serves as an insulator that speeds up conduction along nerve fibers from one node of Ranvier to another and conserves energy for the axon as depolarization occurs only at the nodes [2].
Ranvier postulated that large scavenger cells in the marrow produced hemoglobin with budding and ultimately release of red cells (20).
Moore and colleagues demonstrated morphological changes with injection of BTX in rat peroneal nerve including massive swelling of the axon at the nodes of Ranvier with retraction of paranodal myelin, as well as swelling of unmyelinated axons.
The nodes of Ranvier act like power station relays along the myelin sheath.
Talbot, PhD (Stanford University), and colleagues have developed methods of studying the nodes of Ranvier in zebrafish.
Developing nodes of Ranvier are defined by ankyrin-6 clustering and are independent of paranodal axoglial adhesion.