Results 81 to 90 of about 925,689 (154)

The Concise Guide to PHARMACOLOGY 2025/26: Ion channels

open access: yesBritish Journal of Pharmacology, Volume 182, Issue S1, Page S152-S241, December 2025.
The Concise Guide to Pharmacology 2025/26 marks the seventh edition in this series of biennial publications in the British Journal of Pharmacology. Presented in landscape format, the guide provides a comparative overview of the pharmacology of drug target families. The concise nature of the Concise Guide refers to the style of presentation, being clear,
Stephen P. H. Alexander   +86 more
wiley   +1 more source

Structural Basis for α-Conotoxin Potency and Selectivity [PDF]

open access: yes, 2009
Parkinson\u27s disease is a debilitating movement disorder characterized by altered levels of α6β2* nicotinic acetylcholine receptors (nAChRs) localized on presynaptic striatal catecholaminergic neurons.
Narver, Andrew   +6 more
core   +1 more source

Nicotinic Receptors in the Medial Habenula to Interpeduncular Nucleus Pathway: Modulators of Reward, Aversion and Emotion

open access: yesEuropean Journal of Neuroscience, Volume 62, Issue 11, December 2025.
ABSTRACT The medial habenula–interpeduncular nucleus pathway is a highly conserved and densely innervated brain circuit known for its unique cholinergic transmission and exceptional expression of nicotinic acetylcholine receptors. This pathway plays a critical role in regulating motivational and emotional processes, particularly those related to ...
Maria Ciscato   +2 more
wiley   +1 more source

Nicotinic Acetylcholine Receptor Pathways in Cancer: From Psychiatric Clues to Therapeutic Opportunities

open access: yesCancer Reports, Volume 8, Issue 11, November 2025.
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.
Mohammad Hossein Azadi   +3 more
wiley   +1 more source

Mitochondrial Nicotinic Acetylcholine Receptors Support Liver Cells Viability After Partial Hepatectomy

open access: yesFrontiers in Pharmacology, 2018
Nicotinic acetylcholine receptors (nAChRs) expressed on the cell plasma membrane are ligand-gated ion channels mediating fast synaptic transmission, regulating neurotransmitter and cytokine release and supporting the viability of many cell types.
Kateryna Uspenska   +6 more
doaj   +1 more source

Structural similarities reveal an expansive conotoxin family with a two‐finger toxin fold

open access: yesProtein Science, Volume 34, Issue 11, November 2025.
Abstract Venomous animals have evolved a diverse repertoire of toxins with considerable pharmaceutical potential. The rapid evolution of peptide toxins, such as the conotoxins produced by venomous marine cone snails, often complicates efforts to infer their evolutionary relationships based solely on sequence information.
Muhammad Saad Khilji   +11 more
wiley   +1 more source

α-conotoxin OmIA is a potent ligand for the acetylcholine-binding protein as well as α3β2 and α7 nicotinic acetylcholine receptors

open access: yes, 2006
The molluskan acetylcholine-binding protein (AChBP) is a homolog of the extracellular binding domain of the pentameric ligand-gated ion channel family. AChBP most closely resembles the α-subunit of nicotinic acetylcholine receptors and in particular the ...
I Tsigelny   +8 more
core   +1 more source

Synthetic α-Conotoxin Mutants as Probes for Studying Nicotinic Acetylcholine Receptors and in the Development of Novel Drug Leads

open access: yesToxins, 2010
α-Conotoxins are peptide neurotoxins isolated from venomous marine cone snails that are potent and selective antagonists for different subtypes of nicotinic acetylcholine receptors (nAChRs).
Christopher J. Armishaw
doaj   +1 more source

α-conotoxin GI triazole-peptidomimetics: potent and stable blockers of a human acetylcholine receptor [PDF]

open access: yes, 2019
The potency and selectivity of conotoxin peptides for neuropathic receptors has made them attractive lead compounds in the development of new therapeutics.
Knuhtsen, Astrid   +9 more
core   +1 more source

NMR structure determination of α-conotoxin BuIA, a novel neuronal nicotinic acetylcholine receptor antagonist with an unusual 4/4 disulfide scaffold

open access: yes, 2006
We have determined a high-resolution three-dimensional structure of α-conotoxin BuIA, a 13-residue peptide toxin isolated from Conus bullatus. Despite its unusual 4/4 disulfide bond layout α-conotoxin BuIA exhibits strong antagonistic activity at α6 ...
Do-heyoung Kim   +4 more
core   +1 more source

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