Results 91 to 100 of about 48,172 (247)

Endothelium‐ and epithelium‐derived novel endogenous catecholamines as modulators of the autonomic nervous system

open access: yesBritish Journal of Pharmacology, EarlyView.
Abstract Catecholamines are classically viewed as neuronal transmitters and adrenal hormones; however, accumulating evidence demonstrates that sources other than nerve fibres and adrenal medulla play a fundamental role in local organ regulation. Physiological paradoxes, such as preserved organ function after denervation or transplantation, challenge a ...
Mariana G. de Oliveira   +3 more
wiley   +1 more source

A fast genetically encoded fluorescent sensor for faithful in vivo acetylcholine detection in mice, fish, worms and flies [PDF]

open access: yes, 2020
Here we design and optimize a genetically encoded fluorescent indicator, iAChSnFR, for the ubiquitous neurotransmitter acetylcholine, based on a bacterial periplasmic binding protein.
Borden, Philip M.   +4 more
core  

A novel α-conotoxin, PeIA, cloned from Conus pergrandis, discriminates between Rat α9α10 and α7 nicotinic cholinergic receptors [PDF]

open access: yes, 2005
The α9 and α10 nicotinic cholinergic subunits assemble to form the receptor believed to mediate synaptic transmission between efferent olivocochlear fibers and hair cells of the cochlea, one of the few examples of postsynaptic function for a non-muscle ...
Arredondo   +59 more
core   +1 more source

Immunolocalization of choline acetyltransferase of common type in the central brain mass of Octopus vulgaris

open access: yesEuropean Journal of Histochemistry, 2012
Acetylcholine, the first neurotransmitter to be identified in the vertebrate frog, is widely distributed among the animal kingdom. The presence of a large amount of acetylcholine in the nervous system of cephalopods is well known from several biochemical
A. Casini   +6 more
doaj   +1 more source

Analgesic effects of alpha‐2‐adrenoreceptor agonists in equine medicine: systemic, spinal, and local applications

open access: yesEquine Veterinary Education, EarlyView.
Summary Alpha‐2‐adrenoreceptor agonists provide analgesia when used as sole agents but can also be used in combination with other drugs for their additive and potentially synergistic effects. Further, because of their effects on blood flow, alpha‐2‐adrenoreceptor agonists act to extend and perhaps intensify the effects of drugs, such as local ...
J. Brandly   +4 more
wiley   +1 more source

Melanin-Concentrating Hormone (MCH): Role in REM Sleep and Depression. [PDF]

open access: yes, 2015
The melanin-concentrating hormone (MCH) is a peptidergic neuromodulator synthesized by neurons of the lateral sector of the posterior hypothalamus and zona incerta.
Benedetto, Luciana   +8 more
core   +3 more sources

The MacBrain Resource Center (MBRC) rhesus macaque postnatal brain histology datasets: Enabling new discoveries through NHP tissue and digital data Repositories

open access: yesJournal of Anatomy, EarlyView.
The MacBrain Resource Center (MBRC) postnatal rhesus macaque brain histology datasets are organized into Collections that promote cost‐effective de novo research. This article provides examples from Collections 5, 6, and 7 and describes the histo‐ and immunohistochemical (IHC) processing of materials for Collection 6.
Valeria Mendoza‐Silva   +19 more
wiley   +1 more source

Glutamatergic Reinnervation and Assembly of Glutamatergic Synapses in Adult Rat Skeletal Muscle Occurs at Cholinergic Endplates [PDF]

open access: yes, 2009
After denervation of adult rat abdominal muscles, the postsynaptic apparatus of neuromuscular junctions (NMJs) retains its original architecture and clustering of acetylcholine receptors (AChRs).
A. BARBON   +14 more
core   +1 more source

Periodontal Medicine Rewired: Mechanisms Linking Periodontitis to Systemic Diseases

open access: yesJournal of Periodontal Research, EarlyView.
This review reorganizes decades of research in periodontal medicine into a multi‐dimensional framework, illustrating how periodontitis influences systemic health through at least seven interconnected mechanisms. ABSTRACT Periodontitis is now recognized not merely as a localized oral condition but as a systemic disease linked to over 70 communicable and
Mario Romandini   +3 more
wiley   +1 more source

Effects of Electroacupuncture at ST36 on Visceral Pain and Inflammatory Markers in IBS Rats

open access: yesNeurogastroenterology &Motility, Volume 38, Issue 5, May 2026.
Electroacupuncture (EA) at ST36 significantly reduced visceral pain and colonic inflammation in IBS model rats. EA increased pain thresholds, lowered AWR scores, and downregulated key inflammatory mediators (IL‐1β, IL‐6, TNF‐α, TRPV1, NF‐κB). These findings highlight ST36‐targeted EA as a promising therapeutic strategy for IBS visceral hypersensitivity
Ya‐bo Hao   +6 more
wiley   +1 more source

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