Results 1 to 10 of about 28,670 (268)

Phagocytosis by macrophages depends on histamine H2 receptor signaling and scavenger receptor 1 [PDF]

open access: yesMicrobiologyOpen, 2019
The histamine H2 receptor (H2R) is a G protein‐coupled receptor that mediates cyclic AMP production, protein kinase A activation, and MAP kinase signaling.
Robert Fultz   +9 more
doaj   +2 more sources

The Impact of H1–H4 Receptor Antagonists on the Levels of Selected Oxidative Stress Markers in Liver and Muscle Tissue in an Animal Model of Colitis [PDF]

open access: yesPharmaceuticals
Background/Objectives: The global prevalence and incidence of inflammatory bowel diseases have risen in the past two decades. Among them, Crohn’s disease and ulcerative colitis are still challenging to treat due to vascular and proliferative alterations.
Bartosz Bogielski   +16 more
doaj   +2 more sources

Histamine H2-receptor antagonists for urticaria. [PDF]

open access: yesCochrane Database Syst Rev, 2012
Urticaria is a common skin disease characterised by itching weals or hives, which can occur almost anywhere on the body. There are a number of different subtypes and a range of available treatment options. There is lack of agreement on the efficacy of H2-receptor antagonists used in the treatment of urticaria.To assess the safety and effectiveness of ...
Fedorowicz Z, van Zuuren EJ, Hu N.
europepmc   +5 more sources

Physiological implications of biased signaling at histamine H2 receptors. [PDF]

open access: yesFrontiers in Pharmacology, 2015
Histamine mediates numerous functions acting through its four receptor subtypes all belonging to the large family of seven transmembrane G-protein coupled receptors (GPCRs).
Natalia eAlonso   +14 more
doaj   +3 more sources

The Roles of Cardiovascular H2-Histamine Receptors Under Normal and Pathophysiological Conditions

open access: yesFrontiers in Pharmacology, 2021
This review addresses pharmacological, structural and functional relationships among H2-histamine receptors and H1-histamine receptors in the mammalian heart.
Joachim Neumann   +4 more
doaj   +1 more source

Insight into the Mode of Action of 8-Hydroxyquinoline-Based Blockers on the Histamine Receptor 2

open access: yesBiosensors, 2023
Histamine receptor 2 (HRH2) blockers are used to treat peptic ulcers and gastric reflux. Chlorquinaldol and chloroxine, which contain an 8-hydroxyquinoline (8HQ) core, have recently been identified as blocking HRH2.
Amisha Patel   +4 more
doaj   +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

The Quantum Nature of Drug-Receptor Interactions: Deuteration Changes Binding Affinities for Histamine Receptor Ligands. [PDF]

open access: yesPLoS ONE, 2016
In this article we report a combined experimental and computational study concerning the effects of deuteration on the binding of histamine and two other histaminergic agonists to 3H-tiotidine-labeled histamine H2 receptor in neonatal rat astrocytes ...
Mojca Kržan   +7 more
doaj   +1 more source

Histamine promotes angiogenesis through a histamine H1 receptor-PKC-VEGF-mediated pathway in human endothelial cells

open access: yesJournal of Pharmacological Sciences, 2023
Histamine is a well-known inflammatory mediator, but how histamine induces angiogenesis remains poorly understood. In the present study, we demonstrated a dose-dependent dynamic tube formation in the human endothelial cell line EA.hy926 in the presence ...
Omer Faruk Hatipoglu   +8 more
doaj   +1 more source

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