Results 81 to 90 of about 2,570,395 (251)
Serotonin (5-hydroxytriptamine), one of the most important neurotransmitters, is synthesized from amino acid L-tryptophan in some neurons located in the central nervous system and intestine enterochromaffin cells .
Fatemeh Sholehvar +2 more
doaj
Serotonin neurons of the dorsal and median raphe nuclei (DR, MR) collectively innervate the entire forebrain and midbrain, modulating diverse physiology and behavior.
Jing Ren +16 more
semanticscholar +1 more source
Recreational use, analysis and toxicity of tryptamines [PDF]
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
MECHANISM OF INHIBITORY AND STIMULATORY EFFECTS OF SEROTONIN ON DUODENAL CONTRACTIONS
Aim. To investigate the effects of serotonin on duodenal motor activity. Materials and Methods. Experiments were performed on Wistar rats (n=83) which received nembutal anesthesia.
VIKTOR M. Smirnov +5 more
doaj
Imipramine Increases Norepinephrine and Serotonin in the Salivary Glands of Rats
Xerostomia induced by antidepressants such as imipramine has long been thought to be due to their anticholinergic effects. However, even antidepressants with low anticholinergic effects may have a high incidence of xerostomia.
Kosuke Shirose +9 more
doaj +1 more source
Escitalopram reduces attentional performance in anxious older adults with high-expression genetic variants at serotonin 2A and 1B receptors [PDF]
Older adults are among the most vulnerable to adverse cognitive effects of psychotropic medications and, therefore, the personalization of psychotropic treatment based on adverse drug reactions in this demographic is of great importance.
Butters, Meryl A +7 more
core +2 more sources
The importance of serotonin in the gastrointestinal tract
Introduction. Serotonin also called as 5-hydroxytryptamine (5-HT) is a very important neurotransmitter in the central nervous system, also plays an important role in the gastrointestinal tract.
Jarosław Koza +7 more
doaj +3 more sources
The neurotransmitters dopamine and serotonin participate in specific behavioral neuromuscular mechanisms in the nematode Caenorhabditis elegans . Dopamine is involved in the gentle touch response and serotonin in the pharyngeal pumping rate.
Jaime Osuna-Luque +3 more
doaj +1 more source
Serotonin modulates insect hemocyte phagocytosis via two different serotonin receptors
Serotonin (5-HT) modulates both neural and immune responses in vertebrates, but its role in insect immunity remains uncertain. We report that hemocytes in the caterpillar, Pieris rapae are able to synthesize 5-HT following activation by ...
Yi-xiang Qi +5 more
doaj +1 more source
The Effects of Serotonin in Immune Cells
Serotonin [5-hydroxytryptamine (5-HT)] plays an important role in many organs as a peripheral hormone. Most of the body’s serotonin is circulating in the bloodstream, transported by blood platelets and is released upon activation.
N. Herr, C. Bode, D. Duerschmied
semanticscholar +1 more source

