Results 11 to 20 of about 15,450 (220)

Mechanisms of Pilocarpine-Induced Nitric Oxide and Prostaglandin Production in Porcine Ciliary Muscle. [PDF]

open access: yesFASEB Bioadv
Pilocarpine activates M1 and M3 muscarinic receptors in porcine ciliary muscle, engaging calcium‐dependent phospholipase C (PLC), nitric oxide synthase (NOS), and cyclooxygenase (COX) pathways that increase prostaglandin E2 (PGE2) synthesis. Beyond nitric oxide (NO) modulation, PGE2 emerges as a key mediator linking muscarinic signaling to ciliary ...
Benozzi G   +3 more
europepmc   +2 more sources

Influence of mandukaparni targeting muscarinic acetylcholine receptor m1 in the management of Alzheimer's Disease: A network pharmacological approach

open access: yesJournal of Ayurveda, 2023
Introduction: Mandukaparni, being one of the medhya rasayanas, has shown remarkable therapeutic effects in the management of psychological disorders. Network pharmacology is the latest scientific collaboration where new drug actions can be established ...
T Adarsh, Giridhar Vedantam
doaj   +1 more source

Neuromodulation of Persistent Activity and Working Memory Circuitry in Primate Prefrontal Cortex by Muscarinic Receptors

open access: yesFrontiers in Neural Circuits, 2021
Neuromodulation by acetylcholine plays a vital role in shaping the physiology and functions of cerebral cortex. Cholinergic neuromodulation influences brain-state transitions, controls the gating of cortical sensory stimulus responses, and has been shown
Susheel Vijayraghavan   +2 more
doaj   +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

Nicotinic Acetylcholine Receptor Pathways in Cancer: From Psychiatric Clues to Therapeutic Opportunities. [PDF]

open access: yesCancer Rep (Hoboken)
ABSTRACT Background The prevalence of cancer poses significant challenges to treatment, largely because of drug resistance along with other side effects. Current studies have been investigating the growth factors more than other biologic tumor features, such as neurobiologic features.
Azadi MH   +3 more
europepmc   +2 more sources

Long-Term—But Not Short-Term—Plasticity at the Mossy Fiber–CA3 Pyramidal Cell Synapse in Hippocampus Is Altered in M1/M3 Muscarinic Acetylcholine Receptor Double Knockout Mice

open access: yesCells, 2023
Muscarinic acetylcholine receptors are well-known for their crucial involvement in hippocampus-dependent learning and memory, but the exact roles of the various receptor subtypes (M1–M5) are still not fully understood.
Fang Zheng   +2 more
doaj   +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

The effects of kindling during pregnancy on long-term potentiation (LTP) induction and M1 muscarinic acetylcholine receptors in male rat offspring

open access: yesResearch in Pharmaceutical Sciences, 2023
Background and purpose: Neonates of pregnant women with epilepsy may compromise normal neurodevelopment and hippocampal morphology. Memory and learning disorders and a decrease in verbal IQ scores are seen in these children later in life. In the previous
Ali Pourmotabbed   +6 more
doaj   +1 more source

An in vivo biosensor for neurotransmitter release and in situ receptor activity. [PDF]

open access: yes, 2010
Tools from molecular biology, combined with in vivo optical imaging techniques, provide new mechanisms for noninvasively observing brain processes. Current approaches primarily probe cell-based variables, such as cytosolic calcium or membrane potential ...
Griesbeck, Oliver   +6 more
core   +2 more sources

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