Results 41 to 50 of about 46,704 (314)

A Theory of Natural Addiction [PDF]

open access: yes, 2007
Economic theories of rational addiction aim to describe consumer behavior in the presence of habit-forming goods. We provide a biological foundation for this body of work by formally specifying conditions under which it is optimal to form a habit.
Ainslie   +102 more
core   +1 more source

Thymosin Beta 4 Is Involved in the Development of Electroacupuncture Tolerance

open access: yesFrontiers in Cellular Neuroscience, 2019
Background: Electroacupuncture (EA) tolerance, a negative therapeutic effect, is a gradual decline in antinociception because of its repeated or prolonged use.
Juan Wan   +6 more
doaj   +1 more source

Evaluation of the analgesic effect of 4-anilidopiperidine scaffold containing ureas and carbamates [PDF]

open access: yes, 2016
Fentanyl is a powerful opiate analgesic typically used for the treatment of severe and chronic pain, but its prescription is strongly limited by the well-documented side-effects.
Benyhe, Sa ́ndor   +18 more
core   +1 more source

Neuroimmune Interaction in the Regulation of Peripheral Opioid-mediated Analgesia in Inflammation

open access: yesFrontiers in Immunology, 2016
Peripheral immune-cell-mediated analgesia in inflammation is an important endogenous mechanism of pain control. Opioid receptors localized on peripheral sensory nerve terminals are activated by endogenous opioid peptides released from immune cells to ...
Susan Hua
doaj   +1 more source

Adoptive transfer of M2 macrophages reduces neuropathic pain via opioid peptides. [PDF]

open access: goldJ Neuroinflammation, 2016
Pannell M   +6 more
europepmc   +3 more sources

Liquid Chromatography-Electrospray Linear Ion Trap Mass Spectrometry Analysis of Targeted Neuropeptides in Tac1-/- Mouse Spinal Cords Reveal Significant Lower Concentration of Opioid Peptides [PDF]

open access: yes, 2015
Tachykinin and opioid peptides play a central role in pain transmission, modulation and inhibition. The treatment of pain is very important in medicine and many studies using NK1 receptor antagonists failed to show significant analgesic effects in ...
Beaudry, Francis, Saidi, Mouna
core   +1 more source

Expression and Localization of Opioid Receptors in Male Germ Cells and the Implication for Mouse Spermatogenesis. [PDF]

open access: yesPLoS ONE, 2016
The presence of endogenous opioid peptides in different testicular cell types has been extensively characterized and provides evidence for the participation of the opioid system in the regulation of testicular function.
Haizea Estomba   +6 more
doaj   +1 more source

Nociceptin attenuates the escalation of oxycodone self-administration by normalizing CeA-GABA transmission in highly addicted rats. [PDF]

open access: yes, 2020
Approximately 25% of patients who are prescribed opioids for chronic pain misuse them, and 5 to 10% develop an opioid use disorder. Although the neurobiological target of opioids is well known, the molecular mechanisms that are responsible for the ...
Carrette, Lieselot LG   +7 more
core  

A Bioresorbable Neural Interface for On‐Demand Thermal Pain Block

open access: yesAdvanced Functional Materials, EarlyView.
Bioresorbable, implantable neural electronics provide dynamic, on‐demand thermal modulation of peripheral nerves for safe, drug‐free pain relief. A microscale thin‐film heater and temperature sensor embedded within biodegradable encapsulants enable precise temperature control via real‐time feedback.
Jeonghwan Park   +23 more
wiley   +1 more source

Antinociceptive potency of a fluorinated cyclopeptide Dmt-c[D-Lys-Phe-p-CF3-Phe-Asp]NH2

open access: yesJournal of Enzyme Inhibition and Medicinal Chemistry, 2018
Opioid peptides and opiate drugs such as morphine, mediate their analgesic effects, but also undesired side effects, mostly through activation of the mu opioid receptor.
Justyna Piekielna-Ciesielska   +7 more
doaj   +1 more source

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