Results 11 to 20 of about 310,272 (392)

Histamine and histamine intolerance [PDF]

open access: yesThe American Journal of Clinical Nutrition, 2007
Histamine intolerance results from a disequilibrium of accumulated histamine and the capacity for histamine degradation. Histamine is a biogenic amine that occurs to various degrees in many foods. In healthy persons, dietary histamine can be rapidly detoxified by amine oxidases, whereas persons with low amine oxidase activity are at risk of histamine ...
Laura Maintz, Natalija Novak
openaire   +3 more sources

Histamine Induced Production of Chemokine CXCL8 Through H1R/PLC and NF-κB Signaling Pathways in Nasal Fibroblasts [PDF]

open access: yesJournal of Rhinology, 2020
Background and Objectives Histamine has been suggested to play an important role during allergic and inflammatory reactions, affecting allergic rhinitis and chronic rhinosinusitis.
Byungjin Kang   +2 more
doaj   +1 more source

Histamine binding activity of surface-modified yeast by histamine binding protein (HBP)

open access: yesAMB Express, 2021
Histamine is an immune mediator that is mainly secreted when an immediate, rapid response is needed in the body, and an excessive secretion of histamine or lack of enzymes that degrade histamine can result in various side effects.
Hyeweon Jang   +3 more
doaj   +1 more source

Histamine: A Mediator of Intestinal Disorders—A Review

open access: yesMetabolites, 2022
Within the gastrointestinal tract, histamine is present at relatively high concentrations, especially during inflammatory processes. Histamine is a biogenic amine with numerous effects on many cell types, mediated by the activation of its four different ...
Sylwia Smolinska   +3 more
doaj   +1 more source

SAR exploration of the non‐imidazole histamine H3 receptor ligand ZEL‐H16 reveals potent inverse agonism

open access: yesArchiv der Pharmazie, Volume 356, Issue 1, January 2023., 2023
ZEL‐H16 (1) has been disclosed to be a high‐affinity non‐imidazole H3R (partial) agonist. However, it was found that 1 acts as an inverse agonist for Gαi in various assays. Concise structure–activity relationship studies, molecular pharmacology, and docking were used to shed more light on the properties of 1.
Gábor Wágner   +12 more
wiley   +1 more source

PAF‐induced inflammatory and immuno‐allergic ophthalmic diseases and their mitigation with PAF receptor antagonists: Cell and nuclear effects

open access: yesBioFactors, Volume 48, Issue 6, Page 1226-1249, November/December 2022., 2022
Abstract Ocular allergies are becoming more prevalent as more airborne pollutants, irritants and microbes pervade our environment. Inflammatory and allergic mediators released by dendritic and mast cells within the conjunctiva cause allergic conjunctivitis (AC), a prevalent ocular surface disorder that affects >40% of the world's human population on a ...
Najam A. Sharif
wiley   +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 histamine promotes wakefulness and orchestrates disparate behaviors and homeostatic functions. Recent evidence suggests that aberrant histamine signaling in the brain may also be a key factor in addictive behaviors and degenerative disease such as Parkinson's diseases and multiple sclerosis.
Pertti Panula   +2 more
openaire   +4 more sources

Granuloma pouch and skin histamine of the rat [PDF]

open access: yes, 1958
Using the granuloma pouch technique of SELYE, effect of modification in local histamine on the inflammatory tissue reactions was examined in rats. The increase in the weight of pouch wall and histological inflammatory changes were distinctly inhibited in
Irino, Shozo
core   +1 more source

Histamine and motivation [PDF]

open access: yesFrontiers in Systems Neuroscience, 2012
Brain histamine may affect a variety of different behavioral and physiological functions; however, its role in promoting wakefulness has overshadowed its other important functions. Here, we review evidence indicating that brain histamine plays a central role in motivation and emphasize its differential involvement in the appetitive and consummatory ...
Torrealba, Fernando   +3 more
openaire   +4 more sources

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