Results 11 to 20 of about 24,428 (229)

Carbachol Induces Ca2+-Dependent Contraction via Muscarinic M2 and M3 Receptors in Rat Intestinal Subepithelial Myofibroblasts

open access: yesJournal of Pharmacological Sciences, 2009
.: Intestinal myofibroblasts (IMFs) that exist adjacent to the basement membrane of intestines have contractility and contribute to physical barriers of the intestine.
Koichi Iwanaga   +4 more
doaj   +1 more source

Organophosphorus pesticides decrease M2 muscarinic receptor function in guinea pig airway nerves via indirect mechanisms. [PDF]

open access: yesPLoS ONE, 2010
Epidemiological studies link organophosphorus pesticide (OP) exposures to asthma, and we have shown that the OPs chlorpyrifos, diazinon and parathion cause airway hyperreactivity in guinea pigs 24 hr after a single subcutaneous injection.
Becky J Proskocil   +4 more
doaj   +1 more source

Muscarinic M2 acetylcholine receptor distribution in the guinea-pig gastrointestinal tract [PDF]

open access: yes, 2006
In the enteric nervous system, acetylcholine is the most common neurotransmitter to induce gastrointestinal smooth muscle contractions. Cholinergic signaling is mediated by muscarinic acetylcholine receptors on the surface of smooth muscle cells.
58998   +3 more
core   +1 more source

Histamine H1 Receptor Down-Regulation Mediated by M3 Muscarinic Acetylcholine Receptor Subtype

open access: yesJournal of Pharmacological Sciences, 2004
Heterologous down-regulation of histamine H1 receptor (H1R) mediated by muscarinic acetylcholine receptor subtype was investigated using five kinds of Chinese hamster ovary (CHO) cells stably co-expressing the human H1R and one of the five (M1 –M5 ...
Katsuhiro Miyoshi   +5 more
doaj   +1 more source

Interaction of the Xanthine Nucleotide Binding Goα Mutant with G Protein-coupled Receptors [PDF]

open access: yes, 1998
We constructed a double mutant version of the α subunit of Go that was regulated by xanthine nucleotides instead of guanine nucleotides (GoαX). We investigated the interaction between GoαX and G protein-coupled receptors in vitro.
Simon, Melvin I., Yu, Bo
core   +1 more source

Characterization of the positive and negative inotropic effects of acetylcholine in the human myocardium [PDF]

open access: yes, 1995
In the human isolated myocardium, acetylcholine (10−9 to 10−3 M) elicited a biphasic inotropic effect (a decrease in the lower and an increase in the higher concentration range) in atrial and a positive inotropic effect in ventricular trabeculae. However,
Bos, E. (Egbert)   +3 more
core   +7 more sources

Increased expression of neuregulin 1 in the urothelium of rat bladder with partial bladder outlet obstruction

open access: yesBMC Urology, 2017
Background This study determined whether changes in the expression of neuregulin (NRG) 1, erbB2 tyrosine kinase (ErbB2) and the M2 muscarinic receptor in the urothelium and detrusor muscle of the rat bladder were associated with partial bladder outlet ...
Seung Woo Yang   +2 more
doaj   +1 more source

Probing the role of the cation–π interaction in the binding sites of GPCRs using unnatural amino acids [PDF]

open access: yes, 2009
We describe a general application of the nonsense suppression methodology for unnatural amino acid incorporation to probe drug–receptor interactions in functional G protein-coupled receptors (GPCRs), evaluating the binding sites of both the M2 muscarinic
Ballesteros   +31 more
core   +3 more sources

Muscarinic cholinergic receptor (M2) plays a crucial role in the development of myopia in mice

open access: yesDisease Models & Mechanisms, 2013
SUMMARY Myopia is a huge public health problem worldwide, reaching the highest incidence in Asia. Identification of susceptible genes is crucial for understanding the biological basis of myopia.
Veluchamy A. Barathi   +7 more
doaj   +1 more source

RACK1 associates with muscarinic receptors and regulates M(2) receptor trafficking. [PDF]

open access: yesPLoS ONE, 2010
Receptor internalization from the cell surface occurs through several mechanisms. Some of these mechanisms, such as clathrin coated pits, are well understood.
Cindy L Reiner   +5 more
doaj   +1 more source

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