Results 21 to 30 of about 3,248 (213)

Phytohormone abscisic acid elicits positive effects on harmaline‐induced cognitive and motor disturbances in a rat model of essential tremor

open access: yesBrain and Behavior, 2022
Objective Essential tremor (ET) as a neurological disorder is accompanied by cognitive and motor disturbances. Despite the high incidence of ET, the drug treatment of ET remains unsatisfactory.
Mohammad Shabani, Reyhaneh Naderi
doaj   +1 more source

Cerebello-Thalamo-Cortical Network Dynamics in the Harmaline Rodent Model of Essential Tremor

open access: yesFrontiers in Systems Neuroscience, 2022
Essential Tremor (ET) is a common movement disorder, characterised by a posture or movement-related tremor of the upper limbs. Abnormalities within cerebellar circuits are thought to underlie the pathogenesis of ET, resulting in aberrant synchronous ...
Kathryn Woodward   +4 more
doaj   +1 more source

Innovative spectrofluorometric method for determination of harmaline and harmine in different matrices

open access: yesScientific Reports, 2023
Harmaline and harmine are naturally occurring closely related β-carboline alkaloids found in Peganum and Banisteriopsis plants. They have historical significance in traditional practices due to their potential psychoactive and therapeutic properties ...
Ahmed H. Abdelazim   +2 more
doaj   +1 more source

Bone marrow transplantation alters the tremor phenotype in the murine model of globoid-cell leukodystrophy [PDF]

open access: yes, 2012
Tremor is a prominent phenotype of the twitcher mouse, an authentic genetic model of Globoid-Cell Leukodystrophy (GLD, Krabbe’s disease). In the current study, the tremor was quantified using a force-plate actometer designed to accommodate low-weight ...
Dearborn, Joshua T   +5 more
core   +4 more sources

Cerebellar nuclei neurons display aberrant oscillations during harmaline-induced tremor

open access: yesHeliyon, 2021
Summary: Essential tremor, a common, debilitating motor disorder, is thought to be caused by cerebellar malfunction. It has been shown that rhythmic Purkinje cell firing is both necessary and sufficient to induce body tremor.
Yuval Baumel, Hagar G. Yamin, Dana Cohen
doaj   +1 more source

Recreational use, analysis and toxicity of tryptamines [PDF]

open access: yes, 2015
The definition New psychoactive substances (NPS) refers to emerging drugs whose chemical structures are similar to other psychoactive compounds but not identical, representing a "legal" alternative to internationally controlled drugs.
Mannocchi, Giulio   +3 more
core   +1 more source

Chemical suppression of harmaline-induced body tremor yields recovery of pairwise neuronal coherence in cerebellar nuclei neurons

open access: yesFrontiers in Systems Neuroscience, 2023
Neuronal oscillations occur in health and disease; however, their characteristics can differ across conditions. During voluntary movement in freely moving rats, cerebellar nuclei (CN) neurons display intermittent but coherent oscillations in the theta ...
Yuval Baumel   +2 more
doaj   +1 more source

Removal of GABAA receptor γ2 subunits from parvalbumin neurons causes wide-ranging behavioral alterations [PDF]

open access: yes, 2011
We investigated the behavioral significance of fast synaptic inhibition by αβγ2-type GABA(A) receptors on parvalbumin (Pv) cells. The GABA(A) receptor γ2 subunit gene was selectively inactivated in Pv-positive neurons by Cre/loxP recombination.
Leppa, E.   +10 more
core   +1 more source

Mapping BOLD Activation by Pharmacologically Evoked Tremor in Swine

open access: yesFrontiers in Neuroscience, 2019
Harmaline-induced tremor is one of the most commonly utilized disease models for essential tremor (ET). However, the underlying neural networks involved in harmaline-induced tremor and the degree to which these are a representative model of the ...
Jeyeon Lee   +11 more
doaj   +1 more source

Cannabinoid type 1 receptor antagonism ameliorates harmaline-induced essential tremor in rat [PDF]

open access: yes, 2016
Background and purpose Essential tremor (ET) is a neurological disorder with unknown etiology. Its symptoms include cerebellar motor disturbances, cognitive and personality changes, hearing and olfactory deficits.
Abbassian, Hassan   +3 more
core   +1 more source

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