Results 21 to 30 of about 43,317 (209)

Analysis of Microstructure of the Cardiac Conduction System Based on Three-Dimensional Confocal Microscopy. [PDF]

open access: yesPLoS ONE, 2016
The specialised conducting tissues present in the ventricles are responsible for the fast distribution of the electrical impulse from the atrio-ventricular node to regions in the subendocardial myocardium.
Daniel Romero   +3 more
doaj   +1 more source

THE FINE STRUCTURE OF THE PURKINJE CELL [PDF]

open access: yesThe Journal of Cell Biology, 1963
This paper describes the fine structure of the Purkinje cell of the rat cerebellum after fixation by perfusion with 1 per cent buffered osmium tetroxide. Structures described include a large Golgi apparatus, abundant Nissl substance, mitochondria, multivesicular bodies, osmiophilic granules, axodendritic and axosomatic synapses, the nucleus, the ...
openaire   +2 more sources

Remodeling of monoplanar Purkinje cell dendrites during cerebellar circuit formation.

open access: yesPLoS ONE, 2011
Dendrite arborization patterns are critical determinants of neuronal connectivity and integration. Planar and highly branched dendrites of the cerebellar Purkinje cell receive specific topographical projections from two major afferent pathways; a single ...
Megumi Kaneko   +9 more
doaj   +1 more source

BK channels control cerebellar Purkinje and Golgi cell rhythmicity in vivo. [PDF]

open access: yesPLoS ONE, 2009
Calcium signaling plays a central role in normal CNS functioning and dysfunction. As cerebellar Purkinje cells express the major regulatory elements of calcium control and represent the sole integrative output of the cerebellar cortex, changes in neural ...
Guy Cheron   +6 more
doaj   +1 more source

Migration, early axonogenesis, and Reelin-dependent layer-forming behavior of early/posterior-born Purkinje cells in the developing mouse lateral cerebellum

open access: yesNeural Development, 2010
Background Cerebellar corticogenesis begins with the assembly of Purkinje cells into the Purkinje plate (PP) by embryonic day 14.5 (E14.5) in mice. Although the dependence of PP formation on the secreted protein Reelin is well known and a prevailing ...
Miyata Takaki   +7 more
doaj   +1 more source

Thyroid Hormone Induces PGC-1α during Dendritic Outgrowth in Mouse Cerebellar Purkinje Cells

open access: yesFrontiers in Cellular Neuroscience, 2017
Thyroid hormone 3,3′,5-Triiodo-L-thyronine (T3) is essential for proper brain development. Perinatal loss of T3 causes severe growth defects in neurons and glia, including strong inhibition of dendrite formation in Purkinje cells in the cerebellar cortex.
Tetsu Hatsukano   +7 more
doaj   +1 more source

Anti-Yo antibody uptake and interaction with its intracellular target antigen causes Purkinje cell death in rat cerebellar slice cultures: a possible mechanism for paraneoplastic cerebellar degeneration in humans with gynecological or breast cancers. [PDF]

open access: yesPLoS ONE, 2015
Anti-Yo antibodies are immunoglobulin G (IgG) autoantibodies reactive with a 62 kDa Purkinje cell cytoplasmic protein. These antibodies are closely associated with paraneoplastic cerebellar degeneration in the setting of gynecological and breast ...
John E Greenlee   +6 more
doaj   +1 more source

Autophagy activation and enhanced mitophagy characterize the Purkinje cells of pcd mice prior to neuronal death

open access: yesMolecular Brain, 2009
Purkinje cells are a class of specialized neurons in the cerebellum, and are among the most metabolically active of all neurons, as they receive immense synaptic stimulation, and provide the only efferent output from the cerebellum.
Chakrabarti Lisa   +4 more
doaj   +1 more source

The Purkinje–myocardial junction is the anatomic origin of ventricular arrhythmia in CPVT

open access: yesJCI Insight, 2022
Catecholaminergic polymorphic ventricular tachycardia (CPVT) is an arrhythmia syndrome caused by gene mutations that render RYR2 Ca release channels hyperactive, provoking spontaneous Ca release and delayed afterdepolarizations (DADs).
Daniel J. Blackwell   +11 more
doaj   +1 more source

Microcircuit Rules Governing Impact of Single Interneurons on Purkinje Cell Output In Vivo

open access: yesCell Reports, 2020
Summary: The functional impact of single interneurons on neuronal output in vivo and how interneurons are recruited by physiological activity patterns remain poorly understood.
Charlotte Arlt, Michael Häusser
doaj   +1 more source

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