Results 31 to 40 of about 2,877 (196)

Cholinergic pairing with visual activation results in long-term enhancement of visual evoked potentials. [PDF]

open access: yesPLoS ONE, 2009
Acetylcholine (ACh) contributes to learning processes by modulating cortical plasticity in terms of intensity of neuronal activity and selectivity properties of cortical neurons.
Jun Il Kang, Elvire Vaucher
doaj   +1 more source

Nicotine acts on growth plate chondrocytes to delay skeletal growth through the alpha7 neuronal nicotinic acetylcholine receptor. [PDF]

open access: yesPLoS ONE, 2008
BACKGROUND: Cigarette smoking adversely affects endochondral ossification during the course of skeletal growth. Among a plethora of cigarette chemicals, nicotine is one of the primary candidate compounds responsible for the cause of smoking-induced ...
Atsuo Kawakita   +6 more
doaj   +1 more source

Intraspecific difference of Latilactobacillus sakei in inflammatory bowel diseases: Insights into potential mechanisms through comparative genomics and metabolomics analyses

open access: yesiMeta, Volume 2, Issue 4, November 2023., 2023
We obtained 72 strains of Latilactobacillus sakei from 120 fermentation and fecal samples across China. In total, 16 strains from different sources were initially screened in an in vitro Caco‐2 model. Subsequently, six strains (four exhibiting effectiveness and two exhibiting ineffectiveness) were selected for further validation in an in vivo colitis ...
Yaru Liu   +9 more
wiley   +1 more source

Two residues determine nicotinic acetylcholine receptor requirement for RIC‐3

open access: yesProtein Science, Volume 32, Issue 9, September 2023., 2023
Abstract Nicotinic acetylcholine receptors (N‐AChRs) mediate fast synaptic signaling and are members of the pentameric ligand‐gated ion channel (pLGIC) family. They rely on a network of accessory proteins in vivo for correct formation and transport to the cell surface.
Jennifer D. Noonan, Robin N. Beech
wiley   +1 more source

Hypothalamic α7 nicotinic acetylcholine receptor (α7nAChR) is downregulated by TNFα‐induced Let‐7 overexpression driven by fatty acids

open access: yesThe FASEB Journal, Volume 37, Issue 9, September 2023., 2023
(A) Mice acutely exposed to an obesogenic diet have higher TNFα and Let‐7a, while lower Chrna7 levels in the hypothalamus, as well as the hypothalamic neuronal cells exposed to fatty acids overload. (B) In vitro assays confirmed that Let‐7a can directly regulate Chrna7 levels. (C) When the hypothalamic neuronal cells exposed to fatty acids overload are
Laís A. P. Simino   +11 more
wiley   +1 more source

A sequence‐based foldability score combined with AlphaFold2 predictions to disentangle the protein order/disorder continuum

open access: yesProteins: Structure, Function, and Bioinformatics, Volume 91, Issue 4, Page 466-484, April 2023., 2023
Abstract Order and disorder govern protein functions, but there is a great diversity in disorder, from regions that are—and stay—fully disordered to conditional order. This diversity is still difficult to decipher even though it is encoded in the amino acid sequences.
Apolline Bruley   +3 more
wiley   +1 more source

Speculation on How RIC-3 and Other Chaperones Facilitate α7 Nicotinic Receptor Folding and Assembly

open access: yesMolecules, 2022
The process of how multimeric transmembrane proteins fold and assemble in the endoplasmic reticulum is not well understood. The alpha7 nicotinic receptor (α7 nAChR) is a good model for multimeric protein assembly since it has at least two independent and
Ralph H. Loring
doaj   +1 more source

In vivo evaluation of alpha7 nicotinic acetylcholine receptor agonists [11C]A-582941 and [11C]A-844606 in mice and conscious monkeys. [PDF]

open access: yesPLoS ONE, 2010
BackgroundThe alpha7 nicotinic acetylcholine receptors (nAChRs) play an important role in the pathophysiology of neuropsychiatric diseases such as schizophrenia and Alzheimer's disease.
Jun Toyohara   +6 more
doaj   +1 more source

Physiologic Functions and Therapeutic Applications of α7 Nicotinic Acetylcholine Receptor in Brain Disorders

open access: yesPharmaceutics, 2022
Accumulating data suggest that α7 nicotinic acetylcholine receptors (α7nAChRs) are an important therapeutic target for the treatment of Alzheimer’s disease (AD) and schizophrenia.
Chien-Hsing Lee, Shih-Ya Hung
doaj   +1 more source

Dietary choline intake is necessary to prevent systems‐wide organ pathology and reduce Alzheimer's disease hallmarks

open access: yesAging Cell, Volume 22, Issue 2, February 2023., 2023
Dietary choline deficiency throughout adulthood induces motor impairments, weight gain, impaired glucose metabolism, cardiac and liver pathology, and exacerbates Alzheimer's Disease (AD) hallmarks. If generalized to humans, these findings may help mitigate the estimated increase in the prevalence of AD and illustrates the importance of adequate dietary
Nikhil Dave   +15 more
wiley   +1 more source

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