Muscarinic acetylcholine receptor - Medicow
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Topic: Muscarinic acetylcholine receptor


  
 Muscarinic acetylcholine receptor - Wikipedia, the free encyclopedia
They are also in the smooth muscles of the gastrointestinal tract (GIT), which help in increasing intestinal motility and dilating sphincters.
These actions are known as involuntary, that is to say that the conscious mind is unaware of these actions, or unable to influence them.
Acetylcholine (ACh) is a neurotransmitter extensively found in brain and autonomic nervous system.
http://en.wikipedia.org/wiki/Muscarinic_acetylcholine_receptor   (1663 words)

  
 International Union of Pharmacology. XVII. Classification of Muscarinic Acetylcholine Receptors -- Caulfield and ...
Huang HJ, Liao CF, Yang BC and Kuo TT (1992) Functional expression of rat M5 muscarinic acetylcholine receptor in yeast.
In preparations in which the tone has been raised by histamine, muscarinic agonists relax the precontraction.
receptors mediating nonadrenergic noncholinergic relaxations in rabbit anococcygeus muscle.
http://pharmrev.aspetjournals.org/cgi/content/full/50/2/279   (7012 words)

  
 Characterization of Central Inhibitory Muscarinic Autoreceptors by the Use of Muscarinic Acetylcholine Receptor ...
-like muscarinic autoreceptor regulates the in vivo release of acetylcholine in rat striatum.
H]AF-DX 116 and effect of AF-DX 116 on endogenous acetylcholine release from rat brain slices.
Specifically, we examined the nature of the inhibitory muscarinic
http://www.jneurosci.org/cgi/content/full/22/5/1709   (4883 words)

  
 Molecular Mechanisms Involved in Muscarinic Acetylcholine Receptor-mediated G Protein Activation Studied by Insertion ...
The resulting increases in intracellular inositol monophosphate levels were determined as described under ``Experimental Procedures.'' The data are expressed as means ± S.E. and are representative of a single experiment carried out in triplicate; three to five additional experiments gave similar results.
The data are given as means ± S.E. of triplicate determinations in a single experiment; a separate experiment gave similar results.
The inositol monophosphate fraction was then isolated by anion exchange chromatography as described (Berridge et al.
http://www.jbc.org/cgi/content/full/271/11/6172   (6718 words)

  
 In Vivo Determination of Muscarinic Acetylcholine Receptor Availability in Schizophrenia -- Raedler et al. 160 (1): 118 ...
Tandon R, Shipley JE, Greden JF, Mann NA, Eisner WH, Goodson JA: Muscarinic cholinergic hyperactivity in schizophrenia: relationship to positive and negative symptoms.
be associated with a corresponding down-regulation of muscarinic
Biological investigations of schizophrenia have tended to focus
http://ajp.psychiatryonline.org/cgi/content/full/160/1/118   (5237 words)

  
 Internalization of the M2 muscarinic acetylcholine receptor proceeds through an atypical pathway in HEK293 cells that ...
pathway that mediates the internalization of the M2 muscarinic
In this report we utilized several independent approaches to reveal
The Metabotropic Glutamate Receptor mGluR5 Is Endocytosed by a Clathrin-independent Pathway
http://jcs.biologists.org/cgi/content/abstract/114/4/739   (658 words)

  
 m3 Muscarinic Acetylcholine Receptor Regulation in the Airway -- Billington and Penn 26 (3): 269 -- American Journal of ...
Rebound hyperresponsiveness to muscarinic stimulation after chronic therapy with an inhaled muscarinic antagonist.
A muscarinic agonist inhibits reflex bronchoconstriction in normal but not in asthmatic subjects.
Regulation of airway muscarinic cholinergic receptor subtypes by chronic anticholinergic treatment.
http://ajrcmb.atsjournals.org/cgi/content/full/26/3/269   (2404 words)

  
 Single Nucleotide Polymorphisms of the Human M1 Muscarinic Acetylcholine Receptor Gene
Many GPCRs have been found to contain single nucleotide polymorphisms (SNPs) that are involved in disease susceptibility or drug response (for a review, see reference
Although the muscarinic receptors are thought to contribute to certain neurological and psychiatric disorders, no sequence variations or alleles have been found that affect susceptibility to these diseases or response to muscarinic agonists.
Indeed, for the past 20 years, the cholinergic hypothesis has proposed that loss of cholinergic function is responsible for the cognitive symptoms of Alzheimer's.
http://www.aapspharmsci.org/view.asp?art=ps030431   (2027 words)

  
 Synthesis and Pharmacological Evaluation of Dimeric Muscarinic Acetylcholine Receptor Agonists -- Christopoulos et al. ...
Overall, our findings support the general concept of the "bivalent ligand" approach (Portoghese, 1989
Thus, there is an ongoing need for effective
(1997) Effects of xanomeline, a selective muscarinic receptor agonist, on cognitive function and behavioral symptoms in Alzheimer's disease.
http://jpet.aspetjournals.org/cgi/content/full/298/3/1260   (5644 words)

  
 Activation of protein tyrosine kinase PYK2 by the m1 muscarinic acetylcholine receptor -- Felsch et al. 95 (9): 5051 -- ...
residues that are subject to phosphorylation in response to muscarinic
Impaired Modulation of GABAergic Transmission by Muscarinic Receptors in a Mouse Transgenic Model of Alzheimer's Disease
the m1 muscarinic receptor stimulation of this tyrosine kinase
http://www.pnas.org/cgi/content/abstract/95/9/5051   (1379 words)

  
 Characterization of Muscarinic Acetylcholine Receptor in Rat Sertoli Cells -- Borges et al. 142 (11): 4701 -- ...
Because this effect was antagonized by muscarinic antagonists
This study was designed to characterize muscarinic acetylcholine receptors
Muscarinic antagonists were tested for their ability to antagonize
http://endo.endojournals.org/cgi/content/full/142/11/4701   (6583 words)

  
 OriGene - Antibodies - Muscarinic Acetylcholine Receptor M4
Muscarinic acetylcholine receptor M4 has been reported to be expressed in many regions of the rat brain, particu
The clinical relevance of this receptor is unknown.
However, mouse studies have linked it to adenylyl cyclase inhibition.
http://www.origene.com/antibody/TA200234.aspx   (182 words)

  
 Bioreagents.com: Muscarinic 2 Acetylcholine Receptor
There are 5 subtypes (m1-m5) of the receptor that have a tissue specific pattern of expression.
The m2 receptor is localized primarily in cardiac tissue and is also expressed at low levels in the hippocampus, cortex, striatum, thalamus, basal forebrain, brainstem, lung, vas deferens and uterus.
The non-channel linked AChR that medicates the slow actions of acetylcholine, which can be either inhibitory or excitatory, is called muscarinic AChR (mAChR) because it can be activated by muscarine.
http://www.bioreagents.com/index.cfm/fuseaction/products.print/Product/ma3-044   (226 words)

  
 Evidence of common and specific genetic effects: association of the muscarinic acetylcholine receptor M2 (CHRM2) gene ...
muscarinic genes play a major role in memory and cognition (38).
(2004) Linkage and linkage disequilibrium of evoked EEG oscillations with CHRM2 receptor gene polymorphisms: implications for human brain dynamics and cognition.
Like the other muscarinic receptors, human CHRM2 has an intron-less
http://hmg.oxfordjournals.org/cgi/content/full/13/17/1903   (4439 words)

  
 Muscarinic Toxins (MT1, MT3, MT7) Available from Peptides International
here are 5 subtypes (M1-M5) of muscarinic acetylcholine receptor belonging to the G protein-coupled receptor family that are expressed in mammalian brain.
MT1 has also been implicated as a tool for further investigation of Alzheimer’s research.
Muscarinic Toxin 7 (MTx7, MT7) is reported to be an M1 specific ligand.
http://www.pepnet.com/muscarinic.html   (331 words)

  
 Muscarinic acetylcholine
ACM1_RAT : Chrm1 -- Muscarinic acetylcholine receptor M1.
ACM2_RAT : Chrm2 -- Muscarinic acetylcholine receptor M2.
ACM3_RAT : Chrm3 -- Muscarinic acetylcholine receptor M3.
http://www.gpcr.org/7tm/seq/001_001_001/001_001_001.SEQ.html   (304 words)

  
 Random Mutagenesis of the M3 Muscarinic Acetylcholine Receptor Expressed in Yeast: IDENTIFICATION OF POINT MUTATIONS ...
sites in GPCRs that are critically involved in receptor function.
mutant receptor to function in a fashion similar to the wild-type
This strategy should be generally applicable to identify
http://www.jbc.org/cgi/content/abstract/278/32/30248   (490 words)

  
 Paxil Side Effects, Interactions and Information - Paxil on ThePills.info
In receptor binding studies, paroxetine did not exhibit significant affinity for the adrenergic (alpha(1), alpha(2), beta), dopaminergic, serotonergic (5HT(1), 5HT(2)), or histaminergic receptors of rat brain membrane.
A weak affinity for the muscarinic acetylcholine receptor was evident.
http://paxil.thepills.info   (5786 words)

  
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http://leda.lycaeum.org/?ID=4185   (26 words)

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