Results 41 to 50 of about 29,348 (182)

Neuro‐Immune Crosstalk: Molecular Mechanisms, Biological Functions, Diseases, and Therapeutic Targets

open access: yesMedComm, Volume 7, Issue 2, February 2026.
Neurons, immune cells, and other cellular components within the disease microenvironment (such as stromal cells and tumor cells) constitute a dynamically evolving ecosystem. Neurons directly modulate immune cell activity and inflammatory responses through the release of neurotransmitters (e.g., norepinephrine and CGRP), while also promoting tumor ...
Xin Guo   +11 more
wiley   +1 more source

Adrenergic receptors. Models for regulation of signal transduction processes. [PDF]

open access: yes, 1990
Adrenergic receptors are prototypic models for the study of the relations between structure and function of G protein-coupled receptors. Each receptor is encoded by a distinct gene.
Caron, MG   +3 more
core   +1 more source

Body Biofluids for Minimally‐Invasive Diagnostics: Insights, Challenges, Emerging Technologies, and Clinical Potential

open access: yesAdvanced Healthcare Materials, Volume 15, Issue 4, 26 January 2026.
Recent advances in diagnostics have accelerated the development of miniaturized wearable technologies for the continuous monitoring of diseases. This paradigm is shifting healthcare away from invasive, centralized blood tests toward decentralized monitoring, using alternative body biofluids.
Lanka Tata Rao   +2 more
wiley   +1 more source

Current and Future Issues in the Development of Spinal Agents for the Management of Pain. [PDF]

open access: yes, 2017
Targeting analgesic drugs for spinal delivery reflects the fact that while the conscious experience of pain is mediated supraspinally, input initiated by high intensity stimuli, tissue injury and/or nerve injury is encoded at the level of the spinal ...
Fisher, Casey J   +3 more
core   +2 more sources

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   +2 more sources

Spirocyclic Diamine Scaffolds for Medicinal Chemistry

open access: yesHelvetica Chimica Acta, Volume 109, Issue 1, January 2026.
Here we enumerated 391 spirocyclic diamine drug scaffolds with ring sizes four to eight and found that most of them are unknown. We prepared four novel such spirocycles and discovered a micromolar inhibitor of the M4 muscarinic receptor. ABSTRACT Medicinal chemistry requires the exploration of structurally diverse compound families to expand the ...
Aline Carrel   +3 more
wiley   +1 more source

Assessment of the molecular mechanisms of action of novel 4-phenylpyridine-2-one and 6-phenylpyrimidin-4-one allosteric modulators at the M1 muscarinic acetylcholine receptors [PDF]

open access: yes, 2018
Positive allosteric modulators (PAMs) that target the M1 muscarinic acetylcholine (ACh) receptor (M1 mAChR) are potential treatments for cognitive deficits in conditions such as Alzheimer's disease and schizophrenia.
Andrew B. Tobin   +15 more
core   +2 more sources

Perinatal Exposure to the Neonicotinoid Thiacloprid Impacts Transcription of Neuroplasticity and Neuroendocrine Markers in Mice but Not in the Zebrafish Model

open access: yesJournal of Applied Toxicology, Volume 46, Issue 1, Page 179-197, January 2026.
ABSTRACT Neonicotinoids are widely used insecticides in agriculture, aquaculture, pet care, and urban pest control. Initially developed to selectively target the insect cholinergic system, their extensive use has raised concerns about adverse effects on nontarget vertebrates.
Kirthana Kunikullaya U   +6 more
wiley   +1 more source

Enteric dysfunctions in experimental Parkinson's disease: alterations of excitatory cholinergic neurotransmission regulating colonic motility in rats [PDF]

open access: yes, 2016
Parkinson's disease (PD) is frequently associated with gastrointestinal symptoms, mostly represented by constipation and defecatory dysfunctions.
Al Harraq, Zainab   +14 more
core   +1 more source

G Protein‐Coupled Receptor Kinase 5 (GRK5) Modulates Nociceptin/Orphanin FQ Opioid (NOP) Receptor Desensitization in Rat Sympathetic Neurons

open access: yesJournal of Neuroscience Research, Volume 104, Issue 1, January 2026.
ABSTRACT Stimulation of nociceptin/orphanin FQ peptide (NOP) opioid receptors by the endogenous ligand nociceptin (Noc) leads to voltage‐gated Ca2+ channel inhibition or G protein inwardly rectifying K+ channel activation. One mechanism of G protein‐coupled receptor (GPCR) desensitization occurs when G protein‐coupled receptor kinases (GRK ...
Mohamed Farrag   +6 more
wiley   +1 more source

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