Results 21 to 30 of about 6,722 (148)

Evolution of ideas about the risk of tyramine syndrome developing during therapy with irreversible non-selective monoamine oxidase inhibitors (to the 70th anniversary of the first use of this group of antidepressants)

open access: yesНеврология, нейропсихиатрия, психосоматика, 2022
We describe the history of studying of the problem of tyramine syndrome during the treatment with antidepressants, irreversible non-selective monoamine oxidase inhibitors. Data on clinical observations are presented.
D. S. Danilov, M. Yu. Brovko
doaj   +1 more source

Differences in α1-Adrenoceptor Subtype-Mediated Vasoconstriction by Tyramine and Nerve Stimulation in Canine Splenic Artery

open access: yesJournal of Pharmacological Sciences, 2005
This study was designed to clarify the α1-adrenoceptor subtypes mediating the vasoconstrictor response to tyramine in isolated and perfused canine splenic artery.
Xiao-Ping Yang, Shigetoshi Chiba
doaj   +1 more source

Portable colorimetric enzymatic disposable biosensor for histamine and simultaneous histamine/tyramine determination using a smartphone [PDF]

open access: yes, 2023
Tyramine oxidase (TAO), peroxidase (HRP), and Amplex Red (AR) have been immobilized on cellulose to obtain disposable biosensors for the determination of histamine. During the enzymatic reaction, AR is oxidized and a pink spot is obtained.
Rivero, Irina   +13 more
core   +1 more source

Highly Variable Pharmacokinetics of Tyramine in Humans and Polymorphisms in OCT1, CYP2D6, and MAO-A

open access: yesFrontiers in Pharmacology, 2019
Tyramine, formed by the decarboxylation of tyrosine, is a natural constituent of numerous food products. As an indirect sympathomimetic, it can have potentially dangerous hypertensive effects. In vitro data indicated that the pharmacokinetics of tyramine
Muhammad Rafehi   +11 more
doaj   +1 more source

The Effects of Fat Body Tyramine Level on Gustatory Responsiveness of Honeybees (Apis mellifera) Differ between Behavioral Castes

open access: yesFrontiers in Systems Neuroscience, 2017
Division of labor is a hallmark of social insects. In the honeybee (Apis mellifera) each sterile female worker performs a series of social tasks. The most drastic changes in behavior occur when a nurse bee, who takes care of the brood and the queen in ...
Ricarda Scheiner   +4 more
doaj   +1 more source

The Insect Type 1 Tyramine Receptors: From Structure to Behavior

open access: yesInsects, 2021
Tyramine is a neuroactive compound that acts as neurotransmitter, neuromodulator, and neurohormone in insects. Three G protein-coupled receptors, TAR1-3, are responsible for mediating the intracellular pathway in the complex tyraminergic network.
Luca Finetti   +3 more
doaj   +1 more source

Identification of tyramine and octopamine in human serum by mass fragmentography [PDF]

open access: yes, 1977
Tyramine and octopamine were identified by means of mass fragmentography in human serum. The peaks identical to the retention time of tyramine and octopamine were found on gaschromatogram obtained from serum sample.
Okita, Misako, Misako OKITA
core   +1 more source

Trace amine-associated receptor 1 regulation of Kv1.4 channels in trigeminal ganglion neurons contributes to nociceptive behaviors

open access: yesThe Journal of Headache and Pain, 2023
Background Trace amines, such as tyramine, are endogenous amino acid metabolites that have been hypothesized to promote headache. However, the underlying cellular and molecular mechanisms remain unknown.
Yuan Zhang   +7 more
doaj   +1 more source

Tyramine Production by Enterococci from Various Foodstuffs: A Threat to the Consumers

open access: yesCzech Journal of Food Sciences, 2009
Tyramine is the most frequent biogenic amine found in cheese and is also frequently found in other fermented foods and beverages. In total 273 different strains of enterococci from various foodstuffs were studied.
K. Trivedi   +2 more
doaj   +1 more source

Methylglyoxal-derived hydroimidazolone, MG-H1, increases food intake by altering tyramine signaling via the GATA transcription factor ELT-3 in Caenorhabditis elegans

open access: yeseLife, 2023
The Maillard reaction, a chemical reaction between amino acids and sugars, is exploited to produce flavorful food ubiquitously, from the baking industry to our everyday lives.
Muniesh Muthaiyan Shanmugam   +13 more
doaj   +1 more source

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