Results 11 to 20 of about 133,295 (311)

Progress in Allergy Signal Research on Mast Cells: Up-Regulation of Histamine Signal-Related Gene Expression in Allergy Model Rats

open access: yesJournal of Pharmacological Sciences, 2008
Brown Norway allergy model rats sensitized to toluene 2,4-diisocyanate (TDI) were developed. Histamine H1receptor mRNA level was elevated in nasal mucosa of allergy model rats after the provocation with TDI, which was followed by H1-receptor up ...
Hiroyuki Fukui
doaj   +1 more source

Effects of histamine on human periodontal ligament fibroblasts under simulated orthodontic pressure.

open access: yesPLoS ONE, 2020
As type-I-allergies show an increasing prevalence in the general populace, orthodontic patients may also be affected by histamine release during treatment.
Marcella Groeger   +6 more
doaj   +1 more source

Function and Role of Histamine H1 Receptor in the Mammalian Heart

open access: yesPharmaceuticals, 2023
Histamine can change the force of cardiac contraction and alter the beating rate in mammals, including humans. However, striking species and regional differences have been observed. Depending on the species and the cardiac region (atrium versus ventricle)
Joachim Neumann   +4 more
doaj   +1 more source

Histamine in the brain [PDF]

open access: yesFrontiers in Systems Neuroscience, 2014
Brain aminergic pathways are organized in parallel and interacting systems, which support a range of functions, from homoeostatic regulations to cognitive, and motivational processes. Despite overlapping functional influences, dopamine, serotonin, noradrenaline and histamine systems provide different contributions to these processes.
Passani, M. Beatrice   +2 more
openaire   +4 more sources

Determination of histamine in human plasma: the European external quality control study 1988 [PDF]

open access: yes, 1990
There is an increasing interest in measuring human plasma histamine levels in various clinical conditions. A variety of 'old' and newly developed techniques are applied to meet this demand.
Lorenz, Wilfried   +7 more
core   +1 more source

Histamine can be Formed and Degraded in the Human and Mouse Heart

open access: yesFrontiers in Pharmacology, 2021
Histamine is metabolized by several enzymes in vitro and in vivo. The relevance of this metabolism in the mammalian heart in vivo is unclear. However, histamine can exert positive inotropic effects (PIE) and positive chronotropic effects (PCE) in humans ...
Joachim Neumann   +12 more
doaj   +1 more source

Recent Advances in Molecular Pharmacology of the Histamine Systems: Immune Regulatory Roles of Histamine Produced by Leukocytes

open access: yesJournal of Pharmacological Sciences, 2006
.: Accumulating evidence has highlighted the importance of histamine in immune responses. The H1 receptor is involved not only in allergic inflammatory reactions but also in augmentation of helper T cell (Th)1 responses, whereas H2 receptor suppresses Th
Tanaka Satoshi, Ichikawa Atsushi
doaj   +1 more source

HISTAMINE LEVEL AND HISTAMINE-PRODUCING BACTERIA ISOLATED FROM SALTED AND FREEZE SARDINE FISH (Sardina spp.)

open access: yesSlovenian Veterinary Research, 2023
Histamine is the biogenic amine responsible for scombroid poisoning in various types of fish and fish products. The study evaluated histamine content and bacteriological quality of salted and freeze sardine samples.
Maged Mostafa Mahmoud   +3 more
doaj   +1 more source

Histamine 2 Receptor Agonism and Histamine 4 Receptor Antagonism Ameliorate Inflammation in a Model of Psoriasis

open access: yesActa Dermato-Venereologica, 2020
Psoriasis is a chronic inflammatory skin disorder characterized by hyperproliferative keratinocytes and immune cell infiltration into the skin, often accompanied by itch.
Kristine Rossbach   +10 more
doaj   +1 more source

Histamine, histamine intoxication and intolerance

open access: yesAllergologia et Immunopathologia, 2015
Excessive accumulation of histamine in the body leads to miscellaneous symptoms mediated by its bond to corresponding receptors (H1-H4). Increased concentration of histamine in blood can occur in healthy individuals after ingestion of foods with high contents of histamine, leading to histamine intoxication.
E, Kovacova-Hanuskova   +3 more
openaire   +2 more sources

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