mAChR

Muscarinic acetylcholine receptors (mAChRs) are a class of G protein-coupled receptors (GPCRs) found in the central and peripheral nervous systems, as well as in various other tissues and organs throughout the body. These receptors are named after muscarine, a natural alkaloid compound found in certain mushrooms, which was one of the first substances discovered to activate them.

There are five subtypes of muscarinic receptors, designated as M1 through M5, each with distinct tissue distribution and functions. Here's an overview of their roles:

  • M1 Receptors: Predominantly found in the central nervous system, particularly in regions associated with cognitive functions. Activation of M1 receptors is linked to memory and learning.
  • M2 Receptors: Found in the heart, where they play a crucial role in regulating heart rate and cardiac contractility. Activation of M2 receptors slows heart rate and reduces the force of cardiac contractions.
  • M3 Receptors: Present in smooth muscle tissues, such as those in the gastrointestinal tract, urinary bladder, and bronchial airways. Activation of M3 receptors leads to smooth muscle contraction.
  • M4 Receptors: Distributed mainly in the central nervous system and involved in modulating neurotransmitter release. Their role in cognition and neuropsychiatric disorders is of interest.
  • M5 Receptors: Located in certain areas of the brain and implicated in the modulation of dopamine release. Research suggests they may be relevant to Parkinson's disease and addiction.

Muscarinic receptors are activated by the neurotransmitter acetylcholine and play a vital role in regulating a wide range of physiological processes, including heart rate, smooth muscle contraction, glandular secretion, and neurotransmitter release. They are targets for various drugs, including anticholinergic agents, which block their activity, and drugs used to treat conditions like bradycardia and neurodegenerative disorders.

Understanding the functions and regulation of muscarinic acetylcholine receptors is essential for developing therapies that modulate their activity and for advancing our knowledge of how they contribute to various physiological and pathological processes in the body.

Items 1-25 of 136

  • LY2119620
    Cat. No.
    A14217

    LY2119620

    Synonyms: LY-2219620

    LY2119620 is a specific, and allosteric agonist of human M2 and M4 muscarinic acetylcholine receptors.

    1 mg
    $45.00
    5 mg
    $95.00
    All 7 sizes
  • Bethanechol chloride
    Cat. No.
    A10180

    Bethanechol chloride

    Bethanechol is a parasympathomimetic choline carbamate that selectively stimulates muscarinic receptors without any effect on nicotinic receptors.

    200 mg
    $20.00
    500 mg
    $25.00
    All 5 sizes
  • Cevimeline
    Cat. No.
    A11372

    Cevimeline (AF-102B)

    Synonyms: AF102B

    Cevimeline (AF-102B) is a parasympathomimetic and muscarinic agonist, with particular effect on M3 receptors; used in the treatment of dry mouth associated with sjogren's syndrome.

    5 mg
    $580.00
    10 mg
    $980.00
    All 3 sizes
  • Metanicotine
    Cat. No.
    A11545

    Metanicotine

    Synonyms: Rivanicline; RJR 2403

    Metanicotine is a neuronal nicotinic receptor agonist, showing high selectivity for the α4β2 subtype (Ki=26 nM); > 1,000 fold selectivity than ??7 receptors(Ki= 36000 nM).

    5 mg
    $400.00
    10 mg
    $620.00
    All 5 sizes
  • AC260584
    Cat. No.
    A12264

    AC260584

    AC260584 is an M1 muscarinic receptor allosteric agonist with a pEC50 of 7.6.

    1 mg
    $110.00
    5 mg
    $320.00
    All 7 sizes
  • MK7622
    Cat. No.
    A12835

    MK7622

    MK7622 is a muscarinic M1 receptor positive allosteric modulator.

    2 mg
    $40.00
    5 mg
    $65.00
    All 6 sizes
  • Xanomeline oxalate
    Cat. No.
    A13685

    Xanomeline oxalate

    Synonyms: LY246708

    Xanomeline oxalate is a potent agonist of muscarinic acetylcholine receptors (EC50 values are 0.3, 92.5, 5, 52, and 42 nM for M1, M2, M3, M4, and M5, respectively).

    5 mg
    $25.00
    10 mg
    $45.00
    All 7 sizes
  • TBPB
    Cat. No.
    A14205

    TBPB

    TBPB is an allosteric M1 mAChR agonist with EC50 value of 89 nM that regulates amyloid processing and produces antipsychotic-like activity in rats.

    5 mg
    $30.00
    10 mg
    $55.00
    All 6 sizes
  • Pilocarpine Hydrochloride
    Cat. No.
    A16669

    Pilocarpine Hydrochloride

    Synonyms: Pilocarpine HCl; NSC 5746 HCl; (+)-Pilocarpine hydrochloride

    Pilocarpine Hydrochloride is a selective agonist for the M3 muscarinic acetylcholine receptor (mAChR). It plays a significant role in stimulating glandular secretion, particularly in the treatment of dry mouth and glaucoma. This compound is valuable in research focused on neuropharmacology, as well as studies investigating cholinergic signaling and its implications in various physiological processes.

    500 mg
    $25.00
    1 g
    $50.00
    All 4 sizes
  • BQCA
    Cat. No.
    A17156

    BQCA

    BQCA is a highly selective positive allosteric modulator of the M1 muscarinic acetylcholine receptor (mAChR).

    5 mg
    $30.00
    10 mg
    $35.00
    All 7 sizes
  • Methacholine chloride
    Cat. No.
    A17285

    Methacholine chloride

    Synonyms: Acetyl-beta-methylcholine chloride; Provocholine; Mecholyl chloride; Amechol; Methapharma Brand of Methacholine Chloride; Provokit; Roche Brand of Methacholine Chloride

    Methacholine chloride is a synthetic choline ester that acts as a non-selective muscarinic receptor agonist in the parasympathetic nervous system.

    100 mg
    $50.00
    200 mg
    $80.00
    All 4 sizes
  • Aceclidine hydrochloride
    Cat. No.
    A17385

    Aceclidine hydrochloride

    Synonyms: Quinuclidin-3-yl acetate hydrochloride

    Aceclidine hydrochloride is a selective modulator of the M3 muscarinic acetylcholine receptor and an agonist of the M1 receptor (EC50: 40 μM). This compound exhibits cycloplegic properties, functioning as a surfactant and tonicity adjustor while optionally enhancing viscosity and providing antioxidant effects. Aceclidine hydrochloride is valuable in research pertaining to ocular disorders, including refractive errors, glaucoma, xerostomia, conjunctivitis, Sjogren's syndrome, lacrimal gland diseases, and esotropia.

    100 mg
    $80.00
    500 mg
    $195.00
    All 3 sizes
  • Cevimeline hydrochloride
    Cat. No.
    A18092

    Cevimeline hydrochloride

    Synonyms: Evoxac; Cevimeline HCl

    Cevimeline (Evoxac) Hcl is a parasympathomimetic and muscarinic agonist, with particular effect on M3 receptors; used in the treatment of dry mouth associated with sjogren's syndrome.

    2 mg
    $50.00
    5 mg
    $60.00
    All 4 sizes
  • VU6005806
    Cat. No.
    A18488

    VU6005806

    Synonyms: AZN00016130

    VU6005806 (AZN-00016130) is a potent muscarnic acethylcholine receptor subtype 4 (M4) positive allosteric modulator (PAM), with EC50s of 94 nM, 28 nM, 87 nM and 68 nM for human, rat, dog and cyno M4, respectively. Used in the research of neuropsychiatric disorders.

    5 mg
    $620.00
    10 mg
    $980.00
    All 5 sizes
  • Talsaclidine
    Cat. No.
    A18571

    Talsaclidine

    Talsaclidine is a muscarinic agonist with preferential neuron-stimulating properties. Talsaclidine is a full agonist at the M1 subtype, and as a partial agonist at the M2 and M3 subtypes.

    1 mg
    $240.00
    5 mg
    $560.00
    All 5 sizes
  • TAK-071
    Cat. No.
    A18626

    TAK-071

    TAK-071 is a novel, potent and highly selective muscarinic acetylcholine receptor 1 (M1R) positive allosteric modulator. EC50 of TAK-071 M1R agonist activities is 520 nM.

    1 mg
    $30.00
    2 mg
    $45.00
    All 8 sizes
  • Alvameline
    Cat. No.
    A19271

    Alvameline

    Synonyms: Lu 25-109

    Alvameline (Lu25-109) is a partial M1 agonist and M2/M3 antagonist.

    1 mg
    $200.00
    5 mg
    $500.00
    All 6 sizes
  • VU0467154
    Cat. No.
    A19842

    VU0467154

    VU0467154 is a positive allosteric modulator of the M4 muscarinic acetylcholine receptor (mAChR), potentiating the response to ACh with pEC50s of 7.75, 6.2 and 6 for rat, human and cynomolgus monkey M4 receptor, respectively.

    2 mg
    $75.00
    5 mg
    $90.00
    All 7 sizes
  • VU 0365114
    Cat. No.
    A19896

    VU 0365114

    VU 0365114 is a mAChR M5 positive allosteric modulator, with an EC50 of 2.7 μM.

    2 mg
    $25.00
    5 mg
    $45.00
    All 8 sizes
  • VU 6008667
    Cat. No.
    A20406

    VU 6008667

    VU 6008667 is a selective negative allosteric modulator of M5 NAM with IC50s of 1.2 μM and 1.6 μM for human M5 and rat M5, respectively. High CNS penetration.

    5 mg
    $155.00
    10 mg
    $270.00
    All 5 sizes
  • Blarcamesine
    Cat. No.
    A21095

    Blarcamesine (AVex-73)

    Synonyms: AE-37; AVex-73; Anavex-2-73

    Blarcamesine, also known as AVex-73 and AE-37, is a muscarinic M1 agonist potentially for the treatment of Alzheimer's disease. It is an ς receptor ligand.

    5 mg
    $35.00
    10 mg
    $50.00
    All 6 sizes

Items 1-25 of 136

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