Results 41 to 50 of about 15,888 (236)

Drug Repositioning For Allosteric Modulation of VIP and PACAP Receptors

open access: yesFrontiers in Endocrinology, 2021
Vasoactive intestinal peptide (VIP) and pituitary adenylate cyclase-activating polypeptide (PACAP) are two neuropeptides that contribute to the regulation of intestinal motility and secretion, exocrine and endocrine secretions, and homeostasis of the ...
Ingrid Langer, Dorota Latek
doaj   +1 more source

Brain delivery of vasoactive intestinal peptide (VIP) following nasal administration to rats

open access: yes, 2003
The aim of this work was to study in rats the nasal route for the brain delivery of the vasoactive intestinal peptide (VIP) neuropeptide. After evaluating VIP stability in solutions obtained from nasal washes, the effect of formulation parameters (pH 4-9,
Dufès, Christine   +5 more
core   +1 more source

PACAP and VIP inhibit the invasiveness of glioblastoma cells exposed to hypoxia through the regulation of HIFs and EGFR expression

open access: yesFrontiers in Pharmacology, 2016
Pituitary adenylate cyclase-activating polypeptide (PACAP) and vasoactive intestinal peptide (VIP) through the binding of vasoactive intestinal peptide receptors (VIPRs), perform a wide variety of effects in human cancers, including glioblastoma ...
Grazia eMaugeri   +7 more
doaj   +1 more source

Targeting VIP and PACAP Receptor Signalling: New Therapeutic Strategies in Multiple Sclerosis

open access: yesASN Neuro, 2011
MS (multiple sclerosis) is a chronic autoimmune and neurodegenerative pathology of the CNS (central nervous system) affecting approx. 2.5 million people worldwide. Current and emerging DMDs (disease-modifying drugs) predominantly target the immune system.
Yossan-Var Tan, James A Waschek
doaj   +1 more source

Acute exercise inhibits gastric emptying of liquids in rats: influence of the NO-cGMP pathway

open access: yesBrazilian Journal of Medical and Biological Research, 2018
We previously found that acute exercise inhibited the gastric emptying of liquid in awake rats by causing an acid-base imbalance. In the present study, we investigated the involvement of the nitric oxide-cyclic guanosine monophosphate (NO-cGMP) pathway ...
A.K.M. Cavalcante   +5 more
doaj   +1 more source

The Role of Hypothalamic Neuropeptides in Regulation of Liver Functions in Health and Disease

open access: yesEndocrines, 2023
The communication between brain and peripheral tissues is mediated by neuropeptides that coordinate the functions of each organ with the activities of the entire body in specific environmental conditions.
Anca D. Petrescu   +4 more
doaj   +1 more source

Secreted Nonstructural Protein 3 is a Pathogenic Determinant of Orbivirus

open access: yesAdvanced Science, EarlyView.
This study uncovers a conserved PIP2‐dependent secretory pathway of orbivirus NS3 that induces vascular leakage. Pharmacological disruption of PIP2‐NS3 interaction significantly reduces viral pathogenicity and provides protective efficacy in murine models, establishing PIP2‐mediated NS3 secretion as both a key virulence determinant and a promising ...
Junyong Guan   +11 more
wiley   +1 more source

Postulated Role of Vasoactive Neuropeptide-Related Immunopathology of the Blood Brain Barrier and Virchow-Robin Spaces in the Aetiology of Neurological-Related Conditions

open access: yesMediators of Inflammation, 2008
Vasoactive neuropeptides (VNs) such as pituitary adenylate cyclase-activating polypeptide (PACAP) and vasoactive intestinal peptide (VIP) have critical roles as neurotransmitters, vasodilators including perfusion and hypoxia regulators, as well as immune
D. R. Staines   +2 more
doaj   +1 more source

A Skull Bone Marrow‐to‐Brain Axis Links Osteoblastic Activity to Myeloid Cell Trafficking, Cerebral Blood Flow, and Cognition in Alzheimer's Progression

open access: yesAdvanced Science, EarlyView.
This study reveals that Alzheimer's disease–linked APP expression in bone‐forming cells drives skull bone marrow remodeling and alters its vascular connections to the brain. These changes disrupt immune cell trafficking, cerebral blood flow, and cognition. Targeting bone marrow macrophages restores brain function, highlighting a previously unrecognized
Lei Xiong   +6 more
wiley   +1 more source

High expression of peptide receptors as a novel target in gastrointestinal stromal tumours [PDF]

open access: yes, 2004
Recent significant advances in understanding the biology of gastrointestinal stromal tumours (GIST) have led to the introduction of a new targeted therapy (imatinib mesylate, Glivec).
Mazzucchelli, L.   +9 more
core   +1 more source

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