Results 31 to 40 of about 33,942 (331)

Distinct forms of synaptic inhibition and neuromodulation regulate calretinin positive neuron excitability in the spinal cord dorsal horn [PDF]

open access: yes, 2016
The dorsal horn (DH) of the spinal cord contains a heterogenous population of neurons that process incoming sensory signals before information ascends to the brain.
Boyle, K.A.   +6 more
core   +1 more source

Acetaldehyde‐enkephalins: pronounced changes in the opiate activity of methionine‐enkephalin and leucine‐enkephalin on reaction with acetaldehyde [PDF]

open access: yesFEBS Letters, 1980
We have shown that the two major endogenous opioid peptides, methionine-enkephalin and leucineenkephalin [ 1,2] (enkephalin [Met’] and enkephalin[Leu’]) rapidly react with acetaldehyde in aqueous buffers to give a stable ‘acetaldehyde-enkephalin’ adduct, referred to as ‘acetaldehyde-enkephalin[Met’]’ and ‘acetaldehyde-enkephalin [Leu’]‘, respectively ...
Roger J. Hayes, Michael C. Summers
openaire   +3 more sources

Neuropeptidases, Stress, and Memory—A Promising Perspective

open access: yesAIMS Neuroscience, 2016
Stress has been demonstrated to be a key modulator in learning and memory processes, in which the hippocampus plays a central role. A great number of neuropeptides have been reported to modulate learning and memory under stressful conditions ...
I. Prieto   +3 more
doaj   +1 more source

Proenkephalin A 119-159 (Penkid) Is an Early Biomarker of Septic Acute Kidney Injury: The Kidney in Sepsis and Septic Shock (Kid-SSS) Study [PDF]

open access: yes, 2018
Introduction: Sepsis is the leading cause of acute kidney injury (AKI) in critically ill patients. The Kidney in Sepsis and Septic Shock (Kid-SSS) study evaluated the value of proenkephalin A 119-159 (penkid)—a sensitive biomarker of glomerular function,
Antonelli, M.   +25 more
core   +2 more sources

Endogenous analgesia mediated by CD4+ T lymphocytes is dependent on enkephalins in mice

open access: yesJournal of Neuroinflammation, 2016
BackgroundT cell-derived opioids play a key role in the control of inflammatory pain. However, the nature of opioids produced by T cells is still matter of debate in mice.
L. Basso   +7 more
semanticscholar   +1 more source

A MATERIAL FULL OF PROMISES:Hg1−XCdXTe - MERCURY CADMIUM TELLURID

open access: yesJournal of Engineering Science (Chişinău), 2023
In recent decades’ doctors and scientists have intensively researched the effect of infrared applications. The rays of infrared devices penetrate the body to a depth of about 5 cm and provide a pleasant warmth, stimulating blood circulation and
BĂJENESCU, Titu-Marius I.
doaj   +1 more source

Enkephalinase activity is modified and correlates with fatty acids in frontal cortex depending on fish, olive or coconut oil used in the diet

open access: yesEndocrine Regulations, 2019
Objective. Enkephalins are neuropeptides involved in functions such as pain modulation and/ or cognitive processes. It has been reported that dietary fat modifies enkephalins in the brain.
Segarra Ana B.   +8 more
doaj   +1 more source

Protein Folding Simulations in a Deformed Energy Landscape [PDF]

open access: yesEur. Phys. J. B 12 (1999) 607-612, 2000
A modified version of stochastic tunneling, a recently introduced global optimization technique, is introduced as a new generalized-ensemble technique and tested for a benchmark peptide, Met-enkephalin.
arxiv   +1 more source

Involvement of the Opioid Peptide Family in Cancer Progression

open access: yesBiomedicines, 2023
Peptides mediate cancer progression favoring the mitogenesis, migration, and invasion of tumor cells, promoting metastasis and anti-apoptotic mechanisms, and facilitating angiogenesis/lymphangiogenesis.
Manuel Lisardo Sánchez   +2 more
doaj   +1 more source

Metropolis simulations of Met-Enkephalin with solvent-accessible area parameterizations [PDF]

open access: yesPhys. Rev. E 69, 026703 (2004), 2003
We investigate the solvent-accessible area method by means of Metropolis simulations of the brain peptide Met-Enkephalin at 300$ K$. For the energy function ECEPP/2 nine atomic solvation parameter (ASP) sets are studied. The simulations are compared with one another, with simulations with a distance dependent electrostatic permittivity $\epsilon (r ...
arxiv   +1 more source

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