Results 31 to 40 of about 38,061 (191)

Cardiovascular effects of H3 histamine receptor inverse agonist/ H4 histamine receptor agonist, clobenpropit, in hemorrhage-shocked rats

open access: yesPLOS ONE, 2018
Hemorrhagic shock has a potential to be life-threatening when it is not treated. The main causes of hemorrhagic shock involve: (1) forces causing injury; and (2) diseases that can cause hemorrhage., Therefore, due to the causes of hemorrhagic shock and the life-threatening potential, the search for new methods of shock treatment is extremely valuable ...
Bartosz Wanot   +3 more
openaire   +5 more sources

Novel Roles for Kv7 Channels in Shaping Histamine-Induced Contractions and Bradykinin-Dependent Relaxations in Pig Coronary Arteries. [PDF]

open access: yesPLoS ONE, 2016
Voltage-gated Kv7 channels are inhibited by agonists of Gq-protein-coupled receptors, such as histamine. Recent works have provided evidence that inhibition of vascular Kv7 channels may trigger vessel contractions.
Xingjuan Chen   +3 more
doaj   +1 more source

Effects of methimepip and JNJ-5207852 in Wistar rats exposed to an open-field with and without object and in Balb/c mice exposed to a radial-arm maze [PDF]

open access: yes, 2012
The role of the histamine H3 receptor (H3R) in anxiety is controversial, due to limitations in drug selectivity and limited validity of behavioral tests used in previous studies. In the present report, we describe two experiments.
Abuhamdah, Rushdie M.   +4 more
core   +1 more source

Isoform-Specific Biased Agonism of Histamine H3 Receptor Agonists [PDF]

open access: yesMolecular Pharmacology, 2017
The human histamine H3 receptor (hH3R) is subject to extensive gene splicing that gives rise to a large number of functional and nonfunctional isoforms. Despite the general acceptance that G protein-coupled receptors can adopt different ligand-induced conformations that give rise to biased signaling, this has not been studied for the H3R; further, it ...
Darren M, Riddy   +11 more
openaire   +2 more sources

Histamine-3 Receptor Inverse Agonists for the Treatment of Obesity: Validation of the Target and Identification of Novel Series

open access: yesCHIMIA, 2009
Obesity is a major risk factor for the development of conditions such as hypertension, hyperglycemia, dyslipidemia, coronary artery disease and cancer.
Pascale David Pierson   +18 more
doaj   +1 more source

Modulating Linker Composition of Haptens Resulted in Improved Immunoassay for Histamine. [PDF]

open access: yes, 2019
Histamine (HA) is an important food contaminant generated during food fermentation or spoilage. However, an immunoassay for direct (derivatization free) determination of HA has rarely been reported due to its small size to induce the desired antibodies ...
Dong, Jie-Xian   +9 more
core   +1 more source

Airway responses and inflammation in subjects with asthma after four days of repeated high-single-dose allergen challenge [PDF]

open access: yes, 2012
Background: Both standard and low-dose allergen provocations are an established tool in asthma research to improve our understanding of the pathophysiological mechanism of allergic asthma.
Rose, Markus A.   +5 more
core   +2 more sources

Identification of atropine-and P2X1 receptor antagonist-reistant, neurogenic contractions of the urinary bladder [PDF]

open access: yes, 2007
Acetylcholine and ATP are excitatory cotransmitters in parasympathetic nerves. We used P2X1 receptor antagonists to further characterize the purinergic component of neurotransmission in isolated detrusor muscle of guinea pig urinary bladder.
Gallagher, Gemma   +3 more
core   +1 more source

β2-Adrenergic Receptor-Mediated Histamine H1 Receptor Down-Regulation: Another Possible Advantage of β2 Agonists in Asthmatic Therapy

open access: yesJournal of Pharmacological Sciences, 2004
To clarify heterologous regulation of a receptor is important in considering medication. Histamine constricts the airway smooth muscle through the action to the H1 receptor (H1R), which contributes to asthma.
Nozomi Kawakami   +3 more
doaj   +1 more source

Effect of parenchymal stiffness on canine airway size with lung inflation. [PDF]

open access: yesPLoS ONE, 2010
Although airway patency is partially maintained by parenchymal tethering, this structural support is often ignored in many discussions of asthma. However, agonists that induce smooth muscle contraction also stiffen the parenchyma, so such parenchymal ...
Robert H Brown   +2 more
doaj   +1 more source

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