Results 1 to 10 of about 7,760 (160)

Discovery of Highly Potent Serotonin 5-HT2 Receptor Agonists Inspired by Heteroyohimbine Natural Products. [PDF]

open access: yesACS Med Chem Lett, 2022
The serotonin 5-HT2 receptors are important pharmaceutical targets involved in signaling pathways underlying various neurological, psychiatric, and cardiac functions and dysfunctions. As such, numerous ligands for the investigation of these receptors' activity and downstream effects have been developed synthetically or discovered in nature. For example,
Orr MJ   +8 more
europepmc   +3 more sources

Binding and functional structure-activity similarities of 4-substituted 2,5-dimethoxyphenyl isopropylamine analogues at 5-HT2A and 5-HT2B serotonin receptors

open access: yesFrontiers in Pharmacology, 2023
Certain 4-substituted analogs of 1-(2,5-dimethoxyphenyl)isopropylamine (2,5-DMA) are psychoactive classical hallucinogens or serotonergic psychedelic agents that function as human 5-HT2A (h5-HT2A) serotonin receptor agonists.
Prithvi Hemanth   +5 more
doaj   +1 more source

Function and distribution of 5-HT2 receptors in the honeybee (Apis mellifera). [PDF]

open access: yesPLoS ONE, 2013
BACKGROUND: Serotonin plays a pivotal role in regulating and modulating physiological and behavioral processes in both vertebrates and invertebrates. In the honeybee (Apis mellifera), serotonin has been implicated in division of labor, visual processing,
Markus Thamm   +6 more
doaj   +1 more source

Dihydroergotamine, ergotamine, methysergide and sumatriptan - Basic science in relation to migraine treatment [PDF]

open access: yes, 2012
The 5-hydroxytryptamine (5-HT) receptor family mediates the effects of several drugs highly effective in migraine primarily by activating 5-HT 1B, 5-HT1D, and 5-HT1F receptors.
Dahlöf, C. (Carl)   +1 more
core   +18 more sources

Therapeutic potential of serotoninergic psychedelic substances in the treatment of Obsessive Compulsive Disorder

open access: yesEuropean Psychiatry, 2022
Introduction Obsessive Compulsive Disorder (OCD) is a psychiatric disorder associated with suffering and disability. The serotoninergic system is implicated in the neurobiological processes of OCD and serotonin reuptake inhibitors (SRIs) are the first ...
J. Rodrigues, O. Nombora, L. Ribeiro
doaj   +1 more source

Mutagenesis analysis of the serotonin 5‐HT2C receptor and a Caenorhabditis elegans 5‐HT2 homologue: conserved residues of helix 4 and helix 7 contribute to agonist‐dependent activation of 5‐HT2 receptors [PDF]

open access: yesJournal of Neurochemistry, 2004
AbstractAn alignment of serotonin [5‐hydroxytryptamine (5‐HT)] G protein‐coupled receptors identified a lysine at position 4.45 (helix 4) and a small polar residue (serine or cysteine) at 7.45 (helix 7) that occur exclusively in the 5‐HT2 receptor family.
Jinling, Xie   +2 more
openaire   +2 more sources

Validation of canine uterine and testicular arteries for the functional characterisation of receptor-mediated contraction as a replacement for laboratory animal tissues in teaching.

open access: yesPLoS ONE, 2020
Teaching practicals for receptor physiology/pharmacology in medical and veterinary schools have involved the use of in vitro experiments using tissues from laboratory animals, which have been killed for isolated vascular strip or ring preparations ...
Louise Mulcahy   +2 more
doaj   +1 more source

Predicted Structures and Dynamics for Agonists and Antagonists Bound to Serotonin 5-HT2B and 5-HT2C Receptors [PDF]

open access: yes, 2011
Subtype 2 serotonin (5-hydroxytryptamine, 5-HT) receptors are major drug targets for schizophrenia, feeding disorders, perception, depression, migraines, hypertension, anxiety, hallucinogens, and gastrointestinal dysfunctions.' We report here ...
Abrol, Ravinder   +4 more
core   +2 more sources

Neuropsychotoxicity of Abused Drugs: Effects of Serotonin Receptor Ligands on Methamphetamine- and Cocaine-Induced Behavioral Sensitization in Mice

open access: yesJournal of Pharmacological Sciences, 2008
Repeated administration of psychostimulants elicits a progressive enhancement of locomotor activity known as behavioral sensitization. Central dopamine (DA) neurons play key roles as the neural substrates mediating behavioral sensitization, but the role ...
Yukio Ago   +3 more
doaj   +1 more source

The Influence of Hyperactivity of the Hypothalamic-pituitary-adrenal Axis and Hyperglycemia on the 5-HT2A Receptor-mediated Wet-dog Shake Responses in Rats [PDF]

open access: yes, 2007
Hyperactivity of the hypothalamic-pituitary-adrenal (HPA) axis induces hyperglycemia and serotonin (5-HT)2A receptor supersensitivity. In the present study, to investigate the effect of hyperglycemia on the function of 5-HT2A receptors, we compared the 5-
Amano, Manabu   +7 more
core   +1 more source

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