Results 21 to 30 of about 98,227 (378)

Histamine receptors and cancer pharmacology [PDF]

open access: yesBritish Journal of Pharmacology, 2010
Considerable evidence has been collected indicating that histamine can modulate proliferation of different normal and malignant cells. High histamine biosynthesis and content together with histamine receptors have been reported in different human neoplasias including melanoma, colon and breast cancer, as well as in experimental tumours in which ...
Elena Rivera   +2 more
openaire   +4 more sources

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

Functional Diversity of Histamine and Histamine Receptors

open access: yesJournal of Investigative Dermatology, 1992
In order to analyze the mechanisms by which a single biogenic amine like histamine is capable of inducing a wide variety of both physiologic and pathologic functions in various tissues/cells, histamine responses were dissected in detail from a biochemical and pharmacologic point of view.
Donald G. Payan, Masato Mitsuhashi
openaire   +3 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

Regulation of the immune response and inflammation by histamine and histamine receptors [PDF]

open access: yesJournal of Allergy and Clinical Immunology, 2011
Histamine is a biogenic amine with extensive effects on many cell types, including important immunologic cells, such as antigen-presenting cells, natural killer cells, epithelial cells, and T and B lymphocytes. Histamine and its 4 receptors represent a complex system of immunoregulation with distinct effects dependent on receptor subtypes and their ...
O'Mahony Liam   +2 more
openaire   +4 more sources

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

New Developments in the Use of Histamine and Histamine Receptors [PDF]

open access: yesCurrent Allergy and Asthma Reports, 2010
Histamine and the histamine receptors are important regulators of a plethora of biological processes, including immediate hypersensitivity reactions and acid secretion in the stomach. In these roles, antihistamines have found widespread therapeutic applications, while the last receptor to be discovered, the H4 histamine receptor, has become a major ...
Craig Smuda, Paul J. Bryce
openaire   +3 more sources

Plasticity of histamine H3 receptor expression and binding in the vestibular nuclei after labyrinthectomy in rat [PDF]

open access: yes, 2004
Background: In rat, deafferentation of one labyrinth (unilateral labyrinthectomy) results in a characteristic syndrome of ocular and motor postural disorders (e.g., barrel rotation, circling behavior, and spontaneous nystagmus). Behavioral recovery (e.g.,
Aarnisalo, Antti A.   +4 more
core   +2 more sources

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