Results 61 to 70 of about 9,716 (184)

Divergent Management of the Foregut Between Pulmonologists and Gastroenterologists in Advanced Cystic Fibrosis Lung Disease

open access: yesPediatric Pulmonology, Volume 61, Issue 7, July 2026.
ABSTRACT Background Advanced cystic fibrosis lung disease (ACFLD) remains a major cause of morbidity, particularly in individuals requiring lung transplantation. Gastrointestinal‐related aspiration (GRASP), including reflux and motility disorders, may contribute to adverse respiratory outcomes, yet diagnostic and management strategies vary across ...
Dhiren Patel   +7 more
wiley   +1 more source

Effect of Intramuscular Adrenaline on Histamine‐Induced Hypotension: A Randomised Placebo‐Controlled Pilot Trial

open access: yesAllergy, Volume 81, Issue 7, Page 2490-2499, July 2026.
Histamine infusions induce reproducible severe hypotension. Intramuscular adrenaline showed ‘supposedly therapeutic’ plasma concentrations but did not produce a sustained clinically relevant improvement in shock in the majority of recipients. These findings question adrenaline pharmacokinetic surrogate thresholds and support the need for faster and ...
Matthias Weiss‐Tessbach   +12 more
wiley   +1 more source

H3 antagonists and postoperative cognitive dysfunction

open access: yesJournal of Anaesthesiology Clinical Pharmacology, 2019
Since histamine (HA) was first synthesized in 1907 and isolated as a bacterial contaminant of an extract of ergot in 1910, its role in health and disease and its molecular mechanism of action have been unraveled, leading to the formulation of an array of
Chandrasekhar Krishnamurti
doaj   +1 more source

The Effects of Histaminergic Agents in the Nucleus ccumbens of Rats in the Elevated Plus-Maze Test of Anxiety [PDF]

open access: yesIranian Journal of Psychiatry, 2010
"n Objective: "n The nucleus accumbens (NAc) receive histaminergic neurons from tuberomammillary nuclei. There are reports indicating that central histamine systems are involved in many physiological behavioral processes, including anxiety.
Ameneh Rezayof   +2 more
doaj  

Histamine H1 Receptors in Neural Stem Cells Are Required for the Promotion of Neurogenesis Conferred by H3 Receptor Antagonism following Traumatic Brain Injury

open access: yesStem Cell Reports, 2019
Summary: The neurological recovery following traumatic brain injury (TBI) is limited, largely due to a deficiency in neurogenesis. The present study explores the effects of histamine H3 receptor (H3R) antagonism on TBI and mechanisms related to ...
Rujia Liao   +11 more
doaj   +1 more source

Antinociceptive mechanisms of Bunium persicum essential oil in the mouse writhing test: role of opioidergic and histaminergic systems

open access: yesVeterinární Medicína, 2015
Bunium persicum (Boiss.) is an economically important medicinal plant growing wildly in arid regions in Iran. The fruit of B. persicum is widely used in traditional Iranian medicine to control colic pain and dysmenorrhoea.
M. Zendehdel, Z. Torabi, S. Hassanpour
doaj   +1 more source

Allergic Rhinoconjunctivitis: the Role of Histamine

open access: yesMediators of Inflammation, 1994
Allergic rhinoconjunctivitis is the most common atopic condition encountered in clinical practice. Analysis of the pathogenesis of this condition permits identification of optimal therapeutic targets.
M. Andersson, L. Greiff, C. Svensson
doaj   +1 more source

Histamine Regulates Molecular Clock Oscillations in Human Retinal Pigment Epithelial Cells via H1 Receptors

open access: yesFrontiers in Endocrinology, 2018
Vertebrate eyes are known to contain circadian clocks, but their regulatory mechanisms remain largely unknown. To address this, we used a cell line from human retinal pigment epithelium (hRPE-YC) with stable coexpression of reporters for molecular clock ...
Eri Morioka   +4 more
doaj   +1 more source

Effect of the Fexofenadine on the expression of HRH-1 and HRH-4 receptor in Peripheral Blood Mononuclear Cell isolated from children with diagnosed allergy – in vitro study Short communication

open access: yesJournal of Pharmacy & Pharmaceutical Sciences, 2019
Purpose: Fexofenadine (FXF) is the active metabolite of terfenadine with selective peripheral H1 receptor antagonist activity. FXF is a third-generation antihistamine, non-sedating, rapid and very long acting used in symptoms associated with allergic ...
Natalia Kordulewska   +4 more
doaj   +1 more source

Molecular basis for the interaction of histamine with the histamine H2 receptor.

open access: yesJournal of Biological Chemistry, 1992
We undertook these studies to characterize the molecular basis of the interaction of histamine with the H2 receptor. Key areas of homology in the structures of the histamine H2 and beta 2 adrenergic receptor suggested specific transmembrane amino acids that might be important for binding of histamine.
I, Gantz   +7 more
openaire   +2 more sources

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