Results 41 to 50 of about 271,555 (310)

Molecular mechanisms separating two axonal pathways during embryonic development of the avian optic tectum [PDF]

open access: yes, 1991
During embryonic development of the avian optic tectum, retinal and tectobulbar axons form an orthogonal array of nerve processes. Growing axons of both tracts are transiently very closely apposed to each other. Despite this spatial proximity, axons from
Kröger, Stephan   +3 more
core   +1 more source

ELECTRONEUROMYOGRAPHY EXAMINATION OF DIABETIC POLYNEUROPATHY PATIENTS

open access: yesMalang Neurology Journal, 2019
Background: Diabetic polyneuropathy (DPN) is one of the chronic complications that occur in approximately 80% of diabetes mellitus (DM) patients. This condition is a results of metabolic, vascular, and immunological disorders.
Siti Nurlaela   +2 more
doaj   +1 more source

Anti-GD1a antibodies activate complement and calpain to injure distal motor nodes of Ranvier in mice [PDF]

open access: yes, 2010
The motor axonal variant of Guillain-Barré syndrome is associated with anti-GD1a immunoglobulin antibodies, which are believed to be the pathogenic factor. In previous studies we have demonstrated the motor terminal to be a vulnerable site.
Halstead, S.   +7 more
core   +2 more sources

SEMA3B switches axon-axon to axon-glia interactions required for unmyelinated axon envelopment and integrity

open access: yesNature Communications
Published by Springer Nature, [London]
Li Liu   +11 more
openaire   +3 more sources

Neuronal Dynamics and Axonal Flow: Axonal Peristalsis [PDF]

open access: yesProceedings of the National Academy of Sciences, 1972
By time-lapse, phase-contrast cinemicrography of sensory nerve fibers of young mice, isolated with their originating spinal ganglia in nutrient solution, the postulated peristaltic surface drive of the cellulifugal propulsion of the semisolid axonal column at a rate of the order of 1 mm/day (1 μm/min) could be verified and quantitatively analyzed.
openaire   +2 more sources

Metastasis on pause: How dormant tumor cells stay hidden within the tumor microenvironment and evade immune surveillance

open access: yesMolecular Oncology, EarlyView.
Dormant cancer cells can hide in distant organs for years, evading treatment and the immune system. This review highlights how signals from the surrounding tissue and immune environment keep these cells inactive or trigger their reawakening. Understanding these mechanisms may help develop therapies to eliminate or control dormant cells and prevent ...
Kanishka Tiwary   +1 more
wiley   +1 more source

Flamingo Regulates R8 Axon-Axon and Axon-Target Interactions in the Drosophila Visual System [PDF]

open access: yesCurrent Biology, 2003
Photoreceptors (R cells) in the Drosophila retina connect to targets in three distinct layers of the optic lobe of the brain: R1-R6 connect to the lamina, and R7 and R8 connect to distinct layers in the medulla. In each of these layers, R axon termini are arranged in evenly spaced topographic arrays. In a genetic screen for mutants with abnormal R cell
Senti, K A   +5 more
openaire   +5 more sources

A Versatile and Open-Source Rapid LED Switching System for One-Photon Imaging and Photo-Activation

open access: yesFrontiers in Cellular Neuroscience, 2019
Combining fluorescence and transmitted light sources for microscopy is an invaluable method in cellular neuroscience to probe the molecular and cellular mechanisms of cells.
Arne Battefeld   +5 more
doaj   +1 more source

Loss of AMBRA1 activates MAPK and angiogenesis signaling pathways in melanoma cells

open access: yesFEBS Open Bio, EarlyView.
Loss of AMBRA1 in melanoma cells activates multiple oncogenic pathways associated with tumor progression. Transcriptomic and protein network analyses revealed that AMBRA1 depletion enhances MAPK/ERK signaling, angiogenesis, TGF‐β/EMT signaling, and Wnt/axon guidance pathways.
Milad Ibrahim   +4 more
wiley   +1 more source

Behavioral Deficits and Axonal Injury Persistence after Rotational Head Injury Are Direction Dependent [PDF]

open access: yes, 2013
Pigs continue to grow in importance as a tool in neuroscience. However, behavioral tests that have been validated in the rodent model do not translate well to pigs because of their very different responses to behavioral stimuli.
Propert, Kathleen J   +6 more
core   +1 more source

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