Results 11 to 20 of about 16,221 (164)

‘Acetaldehyde‐enkephalins’: elucidation of the structure of the acetaldehyde adducts of methionine‐enkephalin and leucine‐enkephalin [PDF]

open access: yesFEBS Letters, 1980
The two major endogenous opioid pentapeptides, methionine-enkephalin and leucine-enkephalin [ 1,2] rapidly react with acetaldehyde, under very mild conditions, to give an ‘acetaldehyde-enkephalin’ adduct, referred to as ‘acetaldehyde-enkephalin [Met’] and ‘acetaldehyde-enkephalin [Leu”], respectively 231.
Summers, Michael C.   +2 more
openaire   +3 more sources

The Metabolic Inhibition Model Which Predicts the Intestinal Absorbability and Metabolizability of Drug: Theory and Experiment

open access: yesBiological Procedures Online, 1998
The intestinal absorption of analgesic peptides (leucine enkephalin and kyotorphin) and modified peptides in rat were studied. Although these peptides were not absorbed, the absorbability (absorption clearance) of these peptides were increased in the ...
Mizuma Takashi, Awazu Shoji
doaj   +1 more source

Degradation of Multiple Peptides by Microcystin-Degrader Paucibacter toxinivorans (2C20)

open access: yesToxins, 2021
Since conventional drinking water treatments applied in different countries are inefficient at eliminating potentially toxic cyanobacterial peptides, a number of bacteria have been studied as an alternative to biological filters for the removal of ...
Allan A. Santos   +6 more
doaj   +1 more source

Comparative Analysis of Dalargin Pharmaceutical Substance Identification Methods

open access: yesРазработка и регистрация лекарственных средств, 2020
Introduction. The quality control of a medicinal product needs to be systematically improved in connection with a continuous increase in the requirements for the quality of medicines. When assessing the quality of substances and drugs, the most important
M. G. Shulzhenko   +5 more
doaj   +1 more source

Photodissociation spectroscopy of protonated leucine enkephalin

open access: yesPhysical Chemistry Chemical Physics, 2017
The protonated pentapeptide leucine enkephaline (YGGFL) fragments upon absorption of multiple UV photons by the tyrosine chromophore, providing complete sequence coverage.
Andreas Herburger   +2 more
openaire   +3 more sources

Effects of Leucine-enkephalin on Catalase Activity and Hydrogen Peroxide Levels in the Haemolymph of the Pacific Oyster (Crassostrea gigas)

open access: yesMolecules, 2008
The nervous and immune systems of invertebrates can exchange informationthrough neuropeptides. Furthermore, some opioid peptides can function as endogenousimmune system messengers and participate in the regulation of the immune responses.
Hong-zhi Xu, Zhi-wei Chen, Dong-wu Liu
doaj   +1 more source

A trigeminoreticular pathway: implications in pain. [PDF]

open access: yesPLoS ONE, 2011
Neurons in the caudalmost ventrolateral medulla (cmVLM) respond to noxious stimulation. We previously have shown most efferent projections from this locus project to areas implicated either in the processing or modulation of pain.
W Michael Panneton   +2 more
doaj   +1 more source

The Non-Human Primate Striatum Undergoes Marked Prolonged Remodeling during Postnatal Development

open access: yesFrontiers in Cellular Neuroscience, 2014
We examined the postnatal ontogeny of the striatum in rhesus monkeys (Macaca mulatta) to identify temporal and spatial patterns of histological and chemical maturation.
Lee J Martin, Linda C Cork
doaj   +1 more source

THE USE OF THE SYNTHETIC ANALOGUE OF LEUCIN-ENCEPHALINE IN COMPLEMENTARY THERAPY OF DOGS WITH CHRONIC PANCREATITIS

open access: yesUkrainian Journal of Veterinary Sciences, 2020
A review of the problem of treating dogs for pancreatitis with peptide drugs is presented. The main attention is paid to the analysis of the use of somatostatin, octreotide and the synthetic analogue of leucine-enkephalin – dalargin.
A. G. Milastnaia
doaj   +1 more source

The influence of experimental inflammation and axotomy on leucine enkephalin (leuENK) distribution in intramural nervous structures of the porcine descending colon

open access: yesBMC Veterinary Research, 2018
Background The enteric nervous system (ENS), located in the intestinal wall and characterized by considerable independence from the central nervous system, consists of millions of cells.
Slawomir Gonkowski   +2 more
doaj   +1 more source

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