Results 51 to 60 of about 18,028 (272)

Dopamine-D1 and δ-opioid receptors co-exist in rat striatal neurons [PDF]

open access: yes, 2006
Cocaine’s enhancement of dopaminergic neurotransmission in the mesolimbic pathway plays a critical role in the initial reinforcing properties of this drug. However, other neurotransmitter systems are also integral to the addiction process.
Ambrose-Lanci, L. M.   +3 more
core   +2 more sources

UHPLC‐MSE Insights Into Extrusion‐Driven Changes in Wheat Phenolics and Their Bioaccessibility

open access: yesCereal Chemistry, EarlyView.
ABSTRACT Background and Objectives This study evaluated the impact of thermoplastic extrusion (wheat snack, WS) and cold extrusion followed by cooking (wheat pasta, WP) on phenolic compounds (PC) in two Brazilian wheat genotypes, commercially classified by gluten strength (ORS Agile, strong; ORS Vintecinco, weak).
Renata Marenda Ferreira   +5 more
wiley   +1 more source

Influence of Mutations of Conserved Arginines on Neuropeptide Binding in the DPP III Active Site

open access: yesMolecules, 2023
Dipeptidyl peptidase III (DPP III), a zinc exopeptidase, is involved in the final steps of intercellular protein degradation and has a marked affinity for opioid peptides such as enkephalins and endomorphins.
Antonija Tomić   +2 more
doaj   +1 more source

Placenta ingestion by rats enhances d- and k-opioid antinociception, but suppresses m-opioid antinociception [PDF]

open access: yes, 2004
Ingestion of placenta or amniotic fluid produces a dramatic enhancement of centrally mediated opioid antinociception in the rat. The present experiments investigated the role of each opioid receptor type (m, d, k) in the antinociception-modulating ...
DiPirro, Jean M., Kristal, Dr. Mark B.
core  

Easier, Safer, and Greener: Unlocking the Power of Solid Reagents in Organic Reactions by Mechanochemistry

open access: yesChemistryEurope, EarlyView.
This review highlights the powerful synergy between mechanochemistry and solid reagents to replace hazardous substances traditionally used in organic synthesis. Such an approach offers a safer and more sustainable pathway for conducting organic reactions, with potential benefits in both reactivity and selectivity. The use of solid bases, acids, and gas
Adrien Gallego   +4 more
wiley   +1 more source

Today\u27s Fibromyalgia [PDF]

open access: yes, 2019
Fibromyalgia is a chronic musculoskeletal disorder which results in widespread pain, fatigue, cognitive difficulties, and emotional distress (CDC, 2017). It is also associated with abnormal pain processing.
Glennon, McKenzie K.
core   +1 more source

Peptide ligand recognition by G protein-coupled receptors [PDF]

open access: yes, 2015
Introduction: This study was conducted to investigate the effects of thyme extract in drinking water on immune response of broiler chickens. Methods: A total of 245-day-old broiler chicks were purchased and 20 chicks were bled for determination maternal ...
Brian E. Krumm, Reinhard Grisshammer
core   +4 more sources

Recent Developments in Capillary and Microchip Electroseparations of Peptides (2023–mid 2025)

open access: yesELECTROPHORESIS, EarlyView.
ABSTRACT This review presents a comprehensive overview of the developments and applications of high‐performance capillary and microchip electromigration methods (zone electrophoresis in a free solution or in sieving media, isotachophoresis, isoelectric focusing, affinity electrophoresis, electrokinetic chromatography, and electrochromatography) for ...
Václav Kašička
wiley   +1 more source

Enkephalins: Endogenous Analgesics with an Emerging Role in Stress Resilience

open access: yesNeural Plasticity, 2017
Psychological stress is a state of mental or emotional strain or tension that results from adverse or demanding circumstances. Chronic stress is well known to induce anxiety disorders and major depression; it is also considered a risk factor for ...
Mathilde S. Henry   +3 more
doaj   +1 more source

Anesthetic Mechanism of Myeloacupuncture in Joints аnd Spine Pathology

open access: yesBolʹ, Sustavy, Pozvonočnik, 2015
The article presents a literature review on the application of such method of reflexotherapy acupuncture as myeloacupuncture used in the pathology of the peri­pheral joints and spine.
V.V. Yakovlenko   +2 more
doaj   +1 more source

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