Results 21 to 30 of about 89,612 (317)

Bottom-Up versus Top-Down Induction of Sleep by Zolpidem Acting on Histaminergic and Neocortex Neurons [PDF]

open access: yes, 2016
Zolpidem, a GABAA receptor-positive modulator, is the gold-standard drug for treating insomnia. Zolpidem prolongs IPSCs to decrease sleep latency and increase sleep time, effects that depend on α2 and/or α3 subunit-containing receptors.
Brickley, SG   +9 more
core   +4 more sources

Histamine H1 and H2 Receptor Antagonists Accelerate Skin Barrier Repair and Prevent Epidermal Hyperplasia Induced by Barrier Disruption in a Dry Environment [PDF]

open access: yes, 2001
Keratinocytes have histamine H1 and H2 receptors, but their functions are poorly understood. To clarify the role of histamine receptors in the epidermis, we examined the effects of histamine receptor antagonists and agonists applied epicutaneously on the
Ashida, Yutaka   +2 more
core   +1 more source

Molecular Modeling of Histamine Receptors—Recent Advances in Drug Discovery

open access: yesMolecules, 2021
The recent developments of fast reliable docking, virtual screening and other algorithms gave rise to discovery of many novel ligands of histamine receptors that could be used for treatment of allergic inflammatory disorders, central nervous system ...
Pakhuri Mehta   +2 more
doaj   +1 more source

Histamine stimulates the proliferation of small and large cholangiocytes by activation of both IP3/Ca2+ and cAMP-dependent signaling mechanisms [PDF]

open access: yes, 2012
Although large cholangiocytes exert their functions by activation of cyclic adenosine 3',5'-monophosphate (cAMP), Ca(2+)-dependent signaling regulates the function of small cholangiocytes. Histamine interacts with four receptors, H1-H4HRs.
Fanyin Meng   +15 more
core   +1 more source

Histamine and histamine receptors: Roles in major depressive disorder

open access: yesFrontiers in Psychiatry, 2022
Although the incidence of major depressive disorder (MDD) is high and its social impact is great, we still know very little about the pathophysiology of depression.
Hong Qian   +4 more
doaj   +1 more source

Short photoperiod-induced decrease of histamine H3 receptors facilitates activation of hypothalamic neurons in the Siberian Hamster [PDF]

open access: yes, 2009
Nonhibernating seasonal mammals have adapted to temporal changes in food availability through behavioral and physiological mechanisms to store food and energy during times of predictable plenty and conserve energy during predicted shortage.
Bamshad   +46 more
core   +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

Structural insights into the agonists binding and receptor selectivity of human histamine H4 receptor

open access: yesNature Communications, 2023
Histamine is a biogenic amine that participates in allergic and inflammatory processes by stimulating histamine receptors. The histamine H4 receptor (H4R) is a potential therapeutic target for chronic inflammatory diseases such as asthma and atopic ...
Dohyun Im   +10 more
doaj   +1 more source

Revising Berg-Purcell for finite receptor kinetics [PDF]

open access: yes, 2021
From nutrient uptake, to chemoreception, to synaptic transmission, many systems in cell biology depend on molecules diffusing and binding to membrane receptors. Mathematical analysis of such systems often neglects the fact that receptors process molecules at finite kinetic rates.
arxiv   +1 more source

Targeted therapy with histamine antagonists - New challenges to fight with breast cancer

open access: yesJournal of Education, Health and Sport, 2022
Breast cancer (BC) is currently the most commonly diagnosed cancer in women. BC is most often derived from the epithelial tissue of the mammary gland and is a global problem due to the steady increase in morbidity and mortality in most countries.
Piotr Jan Więsyk   +5 more
doaj   +1 more source

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