Results 41 to 50 of about 22,802 (228)

Cognitive impairment induced by delta9-tetrahydrocannabinol occurs through heteromers between cannabinoid CB1 and serotonin 5-HT2A receptors [PDF]

open access: yes, 2015
Delta-9-tetrahydrocannabinol (THC), the main psychoactive compound of marijuana, induces numerous undesirable effects, including memory impairments, anxiety, and dependence.
A Busquets-Garcia   +112 more
core   +6 more sources

The role of serotonin 5-HT2A receptors in memory and cognition [PDF]

open access: yesFrontiers in Pharmacology, 2015
Serotonin 5-HT2A receptors (5-HT2ARs) are widely distributed in the central nervous system, especially in brain region essential for learning and cognition. In addition to endogenous 5-HT, several hallucinogens, antipsychotics, and antidepressants function by targeting 5-HT2ARs.
Gongliang eZhang   +2 more
openaire   +3 more sources

Htr2a gene and 5-HT2A receptor expression in the cerebral cortex studied using genetically modified mice

open access: yesFrontiers in Neuroscience, 2010
Serotonin receptors of the 5-HT2A subtype are robustly expressed in the cerebral cortex where they have been implicated in the pathophysiology and therapeutics of mental disorders and the actions of hallucinogens.
Rodrigo Andrade, Elaine T Weber
doaj   +1 more source

Subtype specific roles of serotonin receptors in the spine formation of cortical neurons in vitro [PDF]

open access: yes, 2011
Dendritic spines are postsynaptic structures which are formed from filopodia. We examined roles of serotonin (5-HT) receptors in the spine formation. Embryonic rat cortical neurons were cultured for 10 or 14 days and treated by 5-HT receptor agonists for
Kanamaru Chisako   +7 more
core   +1 more source

State-Dependent and -Independent Effects of Dialyzing Excitatory Neuromodulator Receptor Antagonists into the Ventral Respiratory Column [PDF]

open access: yes, 2017
Unilateral dialysis of the broad-spectrum muscarinic receptor antagonist atropine (50 mM) into the ventral respiratory column [(VRC) including the pre-Bötzinger complex region] of awake goats increased pulmonary ventilation (V̇i) and breathing frequency (
Burgraff, Nicholas J.   +7 more
core   +2 more sources

Alterations in hippocampal serotonergic and INSR function in streptozotocin induced diabetic rats exposed to stress: neuroprotective role of pyridoxine and Aegle marmelose [PDF]

open access: yes, 2010
Diabetes and stress stimulate hippocampal 5-HT synthesis, metabolism and release. The present study was carried out to find the effects of insulin, Aegle marmelose alone and in combination with pyridoxine on the hippocampal 5-HT, 5-HT2A receptor subtype,
Pretty Abraham   +5 more
core   +1 more source

2,5-Dimethoxy-4-iodoamphetamine (DOI) Inhibits ∆9-Tetrahydrocannabinol-Induced Catalepsy-Like Immobilization in Mice

open access: yesJournal of Pharmacological Sciences, 2007
The effect of the serotonin 5-HT2A/2C-receptor agonist 2,5-dimethoxy-4-iodoamphetamine (DOI) on ∆9-tetrahydrocannabinol (THC)-induced catalepsy-like immobilization was studied in mice.
Nobuaki Egashira   +5 more
doaj   +1 more source

Serotonin reuptake inhibitors and cardiovascular disease [PDF]

open access: yes, 2005
Selective serotonin re-uptake inhibiting drugs (SSRIs) are widely used for endogenous depression. In addition to depleting the nerve terminals of serotonin they also lower blood platelet serotonin levels.
Belcher, P.R.   +2 more
core   +1 more source

Hippocampal subfield differences in people with and without recreational ketamine use: Insights from multi‐modal neuroimaging

open access: yesAddiction, EarlyView.
Abstract Background and aims Recreational ketamine use has increased globally and is associated with psychiatric and cognitive concerns. The hippocampus in preclinical models shows damage and working‐memory disruption with repeated dosing. However, whether specific hippocampal subregions may differ in people with chronic ketamine use remains unclear ...
Yi‐Hsuan Liu   +8 more
wiley   +1 more source

Liraglutide, a GLP-1 Receptor Agonist, Which Decreases Hypothalamic 5-HT2A Receptor Expression, Reduces Appetite and Body Weight Independently of Serotonin Synthesis in Mice

open access: yesJournal of Diabetes Research, 2018
A recent report suggested that brain-derived serotonin (5-HT) is critical for maintaining weight loss induced by glucagon-like peptide-1 (GLP-1) receptor activation in rats and that 5-HT2A receptors mediate the feeding suppression and weight loss induced
Katsunori Nonogaki, Takao Kaji
doaj   +1 more source

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