Results 31 to 40 of about 521,614 (247)

Dopaminergic transmission in the rat retina: evidence for volume transmission

open access: yesJournal of Chemical Neuroanatomy, 1996
The study was designed to determine whether dopaminergic neurotransmission in the retina can operate via volume transmission. In double immunolabelling experiments, a mismatch as well as a match was demonstrated in the rat retina between tyrosine hydroxylase (TH) and dopamine (DA) immunoreactive (ir) terminals and cell bodies and dopamine D2 receptor ...
B, Bjelke   +10 more
openaire   +2 more sources

Modulation of Hippocampal Circuits by Muscarinic and Nicotinic Receptors

open access: yesFrontiers in Neural Circuits, 2017
This article provides a review of the effects of activation of muscarinic and nicotinic receptors on the physiological properties of circuits in the hippocampal formation.
Holger Dannenberg   +2 more
doaj   +1 more source

Ultrastructural characterization of noradrenergic- and beta-adrenergic receptor-containing profiles in the lateral nucleus of the amygdala

open access: yesFrontiers in Behavioral Neuroscience, 2010
Norepinephrine (NE) is thought to play a key role in fear and anxiety, but its role in amygdala-dependent Pavlovian fear conditioning, a major model for understanding the neural basis of fear, is poorly understood. The lateral nucleus of the amygdala (LA)
Claudia Farb   +3 more
doaj   +1 more source

Extrasynaptic neurotransmission in the modulation of brain function. Focus on the striatal neuronal-glial networks

open access: yesFrontiers in Physiology, 2012
Extrasynaptic neurotransmission is an important short distance form of volume transmission (VT) and describes the extracellular diffusion of transmitters and modulators after synaptic spillover or extrasynaptic release in the local circuit regions ...
Kjell eFuxe   +11 more
doaj   +1 more source

Multi-objective optimization model of transmission error of nonlinear dynamic load of double helical gears

open access: yesNonlinear Engineering, 2023
In order to address the impact of reduced transmission stability and reliability caused by volume reduction on the quality of gear transmission, this article proposes a multi-objective optimization model for nonlinear dynamic load transmission errors of ...
Yao Xingling
doaj   +1 more source

Local control of striatal dopamine release

open access: yesFrontiers in Behavioral Neuroscience, 2014
The mesolimbic and nigrostriatal dopamine (DA) systems play a key role in the physiology of reward seeking, motivation and motor control. Importantly, they are also involved in the pathophysiology of Parkinson’s and Huntington’s disease, schizophrenia ...
Roger eCachope   +3 more
doaj   +1 more source

A geographic routing protocol based on trunk line in VANETs

open access: yesDigital Communications and Networks, 2021
A Trunk Line Based Geographic Routing(TLBGR) protocol in Vehicular Ad-hoc Networks (VANETs) is proposed in this paper to solve the problem of data acquisition in the traditional trunk coordinated control system.
Chen Chen   +5 more
doaj   +1 more source

Nonsynaptic neurotransmission

open access: yesPsychiatry and Clinical Psychopharmacology, 2021
Information in the brain is transmits by both synaptic and nonsynaptic neurotransmission (NSN). NSN includes the diffusion through the extracellular fluid of neurotransmitters released from nonsynaptic varicosities and high-affinity transmitter ...
Ömer Akyol, Süheyla Ünal
doaj  

DELIRIUM FROM THE GLIOCENTRIC PERSPECTIVE

open access: yesFrontiers in Cellular Neuroscience, 2015
Delirium is an acute state marked by disturbances in cognition, attention, memory, perception, and sleep-wake cycle which is common in elderly. Others have shown an association between delirium and increased mortality, length of hospitalization, cost ...
Adonis eSfera   +4 more
doaj   +1 more source

Coupling Green-Ampt and Saint-Venant Equations for Estimating of Transmission Losses during Flood Routing in Rivers [PDF]

open access: yesعلوم و مهندسی آبیاری, 2016
Volume of flooding flow volume in ephemeral streams decreases due to evaporation as well as the channel wall and bed penetration. This process is known as transmission losses.
Sabah Mohammadi   +2 more
doaj   +1 more source

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