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.
References in periodicals archive ?
The nodes of Ranvier are also remodelled during maturation and the maximum internodal distances occur at 5 years of age.
The antigens targeted in AMAN are located at or near the node of Ranvier. The anti-GM1 and anti-GD1a antibodies bind to the nodal axolemma, leading to complement activation followed by membrane attack complex (MAC) formation and disappearance of voltage-gated sodium channels.
Samples were cut in the cross-sectional direction in the middle third, border and central vein of the leaf blade, in addition to petiole section, made by free hand using Ranvier's microtome.
KCNQ channels mediate IKs, a slow [K.sup.+] current regulating excitability in the rat node of Ranvier. J Physiol 2006; 573(1): 17-34.
Ines a execute une partition quasi-parfaite en s'imposant au premier tour contre la Francaise Pauline Ranvier 15 touches a 14, avant de l'emporter contre la Japonaise Ueno Yuka puis en 1/8 de finale contre Astrid Guyard (France) toujours sur le score tres serre de 15 a 14.
Cystatin has also been identified from the cystatin superfamily which encompasses proteins that contain multiple cystatin-like sequences and is considered to be a tumoral marker gastrointestinal esophageal squamous cell carcinoma (56), and colorectal cancer; (57) ankyrin-3 other protein found in tears, is an immunologically dis tinct gene product from ankyrins ANK1 and ANK2, and was originally found at the axonal initial segment and nodes of Ranvier of neurons in the central and peripheral nervous systems.
[9] The myelin sheath is segmented and interrupted at the intervals by the nodes of Ranvier. The segments are about 0.5-1.0 mm in length.
Myelination and node of ranvier formation on sensory neurons in a defined in vitro system.
To describe the single Ranvier node of an auditory fiber, a stochastic Hodgkin-Huxley (HH) model was used [20-22].
Recent studies showed that geometry changes of nodes of Ranvier and internodes can regulate action potential timing and propagation speed [27, 28].
AMAN is characterized by axon dysfunctions with little demyelination by anti-GM1 antibodies and complement-mediated attack on the axolemma of the nodes of Ranvier [71].
Existem tres tipos principais de fibras musculares: tipo I (lentas/oxidativas), IIa (intermediarias) e IIb (rapidas/glicoliticas), anteriormente descritas como vermelhas, intermediarias e brancas, respectivamente (Ranvier, 1875; Ogata, 1958).