Results 41 to 50 of about 89,362 (300)

Pain in the Blood? Envisioning Mechanism-Based Diagnoses and Biomarkers in Clinical Pain Medicine

open access: yesDiagnostics, 2015
Chronic pain is highly prevalent, and pain medicine lacks objective biomarkers to guide diagnosis and choice of treatment. The current U.S. “opioid epidemic” is a reminder of the paucity of effective and safe treatment options. Traditional pain diagnoses
Emmanuel Bäckryd
doaj   +1 more source

Contribution of Histamine to Nociceptive Behaviors Induced by Intrathecally Administered Cholecystokinin-8

open access: yesFrontiers in Pharmacology, 2020
The involvement of spinal release of histamine in the nociceptive behaviors induced by cholecystokinin-8 (CCK-8) was investigated in mice. Intrathecal (i.t.) injection of CCK-8 elicited the nociceptive behaviors consisting of biting and licking.
Takafumi Hayashi   +7 more
doaj   +1 more source

Classical analgesic drugs modulate nociceptive-like escape behavior in Drosophila melanogaster larvae [PDF]

open access: yesResearch Results in Pharmacology, 2022
Introduction: Nociceptive stimulus triggers escape responses in Drosophila melanogaster larvae, characterized by 360° rolling behavior along its own body axis.
Thamyris Santos-Silva   +7 more
doaj   +3 more sources

A Conus regularis Conotoxin with a Novel Eight-Cysteine Framework Inhibits CaV2.2 Channels and Displays an Anti-Nociceptive Activity

open access: yesMarine Drugs, 2013
A novel peptide, RsXXIVA, was isolated from the venom duct of Conus regularis, a worm-hunting species collected in the Sea of Cortez, México. Its primary structure was determined by mass spectrometry and confirmed by automated Edman degradation.
Lourival D. Possani   +10 more
doaj   +1 more source

Fine-grained nociceptive maps in primary somatosensory cortex

open access: yes, 2012
Topographic maps of the receptive surface are a fundamental feature of neural organization in many sensory systems. While touch is finely mapped in the cerebral cortex, it remains controversial how precise any cortical nociceptive map may be.
Longo, Matthew R.   +10 more
core   +1 more source

Consequences of altered eicosanoid patterns for nociceptive processing in mPGES-1-deficient mice

open access: yes, 2007
Cyclooxygenase-2 (COX-2)-dependent prostaglandin (PG) E2 synthesis in the spinal cord plays a major role in the development of inflammatory hyperalgesia and allodynia. Microsomal PGE2 synthase-1 (mPGES-1) isomerizes COX-2-derived PGH2 to PGE2.
Geisslinger, Gerd   +17 more
core   +1 more source

Involvement of A13 dopaminergic neurons located in the zona incerta in nociceptive processing: a fiber photometry study

open access: yesMolecular Brain, 2020
The roles of serotonergic and noradrenergic signaling in nociceptive processing in the central nervous system are well known. However, dopaminergic signaling is also relevant to various physical functions, including nociception.
Shunpei Moriya   +6 more
doaj   +1 more source

The Neurobiology of Nociceptive and Anti-nociceptive Systems

open access: yesPain Physician, 2005
Pain is both a sensory event of the peripheral and central nervous systems and an experience that arises from, and reciprocally can affect processes of higher consciousness. Alterations in peripheral and central neuraxes can lead to sensitization, structural modification and long-term potentiation that can overcome modulatory influence(s) and change ...
openaire   +2 more sources

A possible role of the locus coeruleus in complex regional pain syndrome

open access: yes, 2012
Heightened sensitivity to painful stimulation commonly spreads from the affected limb to the ipsilateral forehead in patients with complex regional pain syndrome (CRPS).
Peter D Drummond   +2 more
core   +1 more source

Presynaptically localized cyclic GMP-dependent protein kinase 1 is a key determinant of spinal synaptic potentiation and pain hypersensitivity [PDF]

open access: yes, 2012
Synaptic long-term potentiation (LTP) at spinal neurons directly communicating pain-specific inputs from the periphery to the brain has been proposed to serve as a trigger for pain hypersensitivity in pathological states.
Todd, A. J.   +102 more
core   +1 more source

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