Results 131 to 140 of about 52,092 (254)

Effect of intrauterine morphine sulfate exposure on cerebellar histomorphological changes in neonatal mice [PDF]

open access: yes, 2011
Neurotoxic effects of morphine sulfate in adult cerebellar cortex and neonatal cerebral cortex have been studied in animal models. This study was done to determine the neurotoxic effects of prenatal morphine exposure on the histo morphological changes of
Ghafari, S.   +2 more
core  

Opioid‐free vs. opioid‐inclusive anaesthesia with or without regional anaesthesia for postoperative pain: a systematic review with network meta‐analysis of randomised controlled trials

open access: yesAnaesthesia, Volume 81, Issue 5, Page 702-712, May 2026.
Summary Introduction Concerns about opioid‐related adverse effects have increased interest in opioid‐free anaesthesia, but the benefits compared with opioid‐inclusive techniques, especially in the presence of regional anaesthesia, remain uncertain. Methods We undertook a systematic review with a network meta‐analysis of randomised controlled trials ...
Clístenes C. de Carvalho   +11 more
wiley   +1 more source

Dose-Dependent Enhancement of Morphine-Induced Analgesia\ud by Ingestion of Amniotic Fluid and Placenta [PDF]

open access: yes, 1988
Ingestion of amniotic fluid and placenta by rats has been shown to enhance opioid-mediated analgesia. The present studies were designed to examine the effect of several doses and volumes of placenta and amniotic fluid on tail-flick latency in rats ...
Abbott, Patricia   +2 more
core  

Chronic opioid pretreatment potentiates the sensitization of fear learning by trauma. [PDF]

open access: yes, 2020
Despite the large comorbidity between PTSD and opioid use disorders, as well as the common treatment of physical injuries resulting from trauma with opioids, the ability of opioid treatments to subsequently modify PTSD-related behavior has not been well ...
Evans, Christopher J   +6 more
core   +1 more source

Opioids in breast cancer: Between analgesia and modulation of tumour progression

open access: yesBritish Journal of Pharmacology, Volume 183, Issue 9, Page 1727-1746, May 2026.
Preclinical investigations consistently demonstrate that activation of μ‐opioid receptors and δ‐opioid receptors promote proliferation, migration, angiogenesis, epithelial‐mesenchymal transition, acquisition of cancer stem cell phenotypes, and chemoresistance.
Marianna Ciwun   +2 more
wiley   +1 more source

Upregulation of μ-Opioid Receptor in the Rat Spinal Cord Contributes to the α2-Adrenoceptor Agonist Dexmedetomidine-Induced Attenuation of Chronic Morphine Tolerance in Cancer Pain

open access: yesJournal of Pain Research, 2020
Pinyi Zhang,1 Jianlong Bu,2 Xiaohong Wu,1 Lin Deng,1 Meng Chi,1 Chao Ma,3 Xiaoding Shi,1 Guonian Wang3 1Department of Anesthesiology, Harbin Medical University Cancer Hospital, Harbin, People’s Republic of China; 2Department of Thoracic Surgery ...
Zhang P   +7 more
doaj  

Ingestion of Amniotic Fluid Enhances\ud Opiate Analgesia in Rats [PDF]

open access: yes, 1986
Placenta ingestion has recently been shown to enhance opiate-mediated analgesia produced by morphine injection, footshock, or vaginal/cervical stimulation.
Abbott, Patricia   +2 more
core  

A Difficult‐to‐Manage Case of Primary Idiopathic Erythromelalgia—Case Report

open access: yesClinical Case Reports, Volume 14, Issue 4, April 2026.
ABSTRACT Erythromelalgia is a rare condition with symptoms of erythema, warmth, and painful extremities exacerbated by warmth and relieved by cooling. Pain management is often challenging. The sodium channel blocker, lacosamide, was most effective in this patient.
Sarah Wide   +3 more
wiley   +1 more source

Annual Banned‐Substance Review 18th Edition—Analytical Approaches in Human Sports Drug Testing 2024/2025

open access: yesDrug Testing and Analysis, Volume 18, Issue 4, Page 458-482, April 2026.
New insights into drug metabolism, distribution, elimination, and detection assays for drugs and methods of sports doping published between 2024 and 2025 are critically reviewed and evaluated in context with the Prohibited List 2025 as established by the World Anti‐Doping Agency.
Mario Thevis, Tiia Kuuranne, Hans Geyer
wiley   +1 more source

Emerging roles of microRNAs in morphine tolerance

open access: yesJournal of Pain Research, 2019
Jiangju Huang, Jian Wang, Qulian Guo, Wangyuan ZouDepartment of Anesthesiology, Xiangya Hospital, Central South University, Changsha, Hunan 410008, People’s Republic of ChinaAbstract: Morphine is commonly used in clinical management to alleviate ...
Huang J, Wang J, Guo Q, Zou W
doaj  

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