A possible involvement of the central endorphin system in the autoanalgesia induced by chronic administration of Freund's adjuvant solution in rats.

abstract：:Laser-evoked potentials (LEPs) are acknowledged as the most reliable laboratory tool for assessing thermal and pain pathways. Electrical stimulation with a newly developed planar concentric electrode, delivering stimuli limited to the superficial skin layers, has been suggested to provide selective activation of Aδ fi...

journal_title：Pain

authors： Perchet C,Frot M,Charmarty A,Flores C,Mazza S,Magnin M,Garcia-Larrea L

更新日期：2012-06-01 00:00:00

abstract：:Nerve growth factor (NGF) is known to produce hyperalgesia as well as to stimulate synthesis of neuropeptides in dorsal root ganglia (DRG). In the present study, we wanted to determine the effects of local NGF administration and assess to which extent mast cell-dependent factors are mediating NGF responses. Rats recei...

journal_title：Pain

authors： Amann R,Schuligoi R,Herzeg G,Donnerer J

更新日期：1996-02-01 00:00:00

abstract：:Approximately 70-80% of women meeting criteria for borderline personality disorder (BPD) report attenuated pain perception or analgesia during non-suicidal, intentional self-mutilation. The aim of this study was to use laser-evoked potentials (LEPs) and psychophysical methods to differentiate the factors that may unde...

journal_title：Pain

authors： Schmahl C,Greffrath W,Baumgärtner U,Schlereth T,Magerl W,Philipsen A,Lieb K,Bohus M,Treede RD

更新日期：2004-07-01 00:00:00

abstract：:Preventing and treating opioid dependence and withdrawal is a major clinical challenge, and the underlying mechanisms of opioid dependence and withdrawal remain elusive. We hypothesized that prolonged morphine exposure or chronic inflammation-induced μ-opioid receptor activity serves as a severe stress that elicits ne...

journal_title：Pain

authors： Wu M,Li Z,Liang L,Ma P,Cui D,Chen P,Wu G,Song XJ

更新日期：2020-03-01 00:00:00

abstract：:Cyclin-dependent kinase 5 (Cdk5) is a unique member of the CDK family. It is predominantly expressed in postmitotic neurons and has been implicated in neuronal plasticity. The present study showed that Cdk5 and p35 were expressed in primary sensory and dorsal horn neurons, while p25, an N-terminal truncated derivative...

journal_title：Pain

authors： Yang YR,He Y,Zhang Y,Li Y,Li Y,Han Y,Zhu H,Wang Y

更新日期：2007-01-01 00:00:00

abstract：:The left dorsolateral prefrontal cortex (DLPFC) is involved in the experience and modulation of pain, and may be an important node linking pain and cognition. Repetitive transcranial magnetic stimulation (rTMS) to the left DLPFC can reduce chronic and experimental pain. However, whether left DLPFC rTMS can influence t...

journal_title：Pain

authors： Seminowicz DA,de Martino E,Schabrun SM,Graven-Nielsen T

更新日期：2018-12-01 00:00:00

abstract：:In several pain models, tricyclic antidepressants (TCAs) have been shown to reduce nociception. In the present study, we evaluated the antinociceptive effect of metapramine (META) in 4 nociception tests: (1) the hot plate test; (2) the phenylbenzoquinone-induced writhing; (3) the tail flick test; and (4) the test of e...

journal_title：Pain

authors： Michael-Titus A,Costentin J

更新日期：1987-12-01 00:00:00

abstract：:The heat beam dolorimeter (HBD) was developed to evaluate cutaneous pain thresholds in humans. In the present study, the hypothesis that a patient's underlying pain status affects his pain tolerance to an incident HBD stimulus was tested. Twenty-seven chronic pain patients with a variety of clinical problems unrespons...

journal_title：Pain

authors： Lipman JJ,Blumenkopf B,Parris WCV

更新日期：1987-07-01 00:00:00

abstract：:Anxiety has been described as an important comorbidity in patients suffering from chronic pain. However, in animals the connection between persistent pain and anxiety has hardly been investigated. Therefore, in the current study it was assessed whether chronic pain also causes anxiety-like behaviour in animals and if ...

journal_title：Pain

authors： Roeska K,Doods H,Arndt K,Treede RD,Ceci A

更新日期：2008-10-15 00:00:00

abstract：:We report a case control study comparing patients attending a pain clinic whose symptoms were not considered medically explained (cases) with those whose symptoms were considered medically explained (controls). Principal comparisons were psychiatric morbidity, medication use, and iatrogenic factors assessed by intervi...

journal_title：Pain

authors： Kouyanou K,Pither CE,Rabe-Hesketh S,Wessely S

更新日期：1998-06-01 00:00:00

abstract：:The aim of this study was to determine the efficacy of transcutaneous electrical nerve stimulation (TENS) in the treatment of chronic stable severe angina pectoris. In a short-term study the effect of TENS was studied in 10 male patients with angina pectoris (functional class III and IV). All patients had previously b...

journal_title：Pain

authors： Mannheimer C,Carlsson CA,Vedin A,Wilhelmsson C

更新日期：1986-09-01 00:00:00

abstract：:The present study aimed to investigate if (1) subcutaneous injection of glutamate induces pain, sensitization and vasomotor responses in humans and (2) if sex differences exist in these responses. Thirty healthy volunteers (men-15 and women-15) were included. Each subject received four subcutaneous injections (0.1ml; ...

journal_title：Pain

authors： Gazerani P,Wang K,Cairns BE,Svensson P,Arendt-Nielsen L

更新日期：2006-10-01 00:00:00

abstract：:This study compared individuals with fibromyalgia (FM) and individuals with chronic low back pain (CLBP) on repetition-induced summation of activity-related pain (RISP). Fear of movement, pain catastrophizing and depression were examined as potential mediators of group differences. The sample consisted of 50 women wit...

journal_title：Pain

authors： Lambin DI,Thibault P,Simmonds M,Lariviere C,Sullivan MJL

更新日期：2011-06-01 00:00:00

abstract：:Tri-cyclic antidepressants (TCAs) have been widely used in treating major depressive disorders. Recent studies further demonstrated that TCAs have potent sodium channel blocking effect, and amitriptyline, one of the TCAs, has a potent spinal anesthetic effect. The aim of the study was to evaluate the spinal anesthetic...

journal_title：Pain

authors： Chen YW,Huang KL,Liu SY,Tzeng JI,Chu KS,Lin MT,Wang JJ

更新日期：2004-11-01 00:00:00

abstract：:Intrusive pain is likely to have a serious impact on older people with limited ability to respond to additional stressors. Frailty is conceptualised as a functional and biological pattern of decline accumulating across multiple physiological systems, resulting in a decreased capacity to respond to additional stressors...

journal_title：Pain

authors： Blyth FM,Rochat S,Cumming RG,Creasey H,Handelsman DJ,Couteur DGL,Naganathan V,Sambrook PN,Seibel MJ,Waite LM

更新日期：2008-11-15 00:00:00

abstract：:The blockade of spinal glycine receptors with intrathecal (i.t.) strychnine produces segmentally-localized allodynia in the rat; a reversible and highly reproducible effect that is attained without peripheral or central nerve injury. We investigated the effect of i.v. mexiletine, an orally active congener of lidocaine...

journal_title：Pain

authors： Khandwala H,Hodge E,Loomis CW

更新日期：1997-09-01 00:00:00

abstract：:The purpose of this study was to assess if the functional activation caused by painful stimuli could be detected with arterial spin labeling (ASL), which is a non-invasive magnetic resonance imaging (MRI) technique for measuring cerebral blood flow (CBF). Because ASL directly measures blood flow, it is well suited to ...

journal_title：Pain

authors： Owen DG,Bureau Y,Thomas AW,Prato FS,St Lawrence KS

更新日期：2008-05-01 00:00:00

abstract：:Unlike most classical analgesics, botulinum toxin type A (BoNT/A) does not alter acute nociceptive thresholds, and shows selectivity primarily for allodynic and hyperalgesic responses in certain pain conditions. We hypothesized that this phenomenon might be explained by characterizing the sensory neurons targeted by B...

journal_title：Pain

authors： Matak I,Rossetto O,Lacković Z

更新日期：2014-08-01 00:00:00

abstract：:Heat shock protein 90 (Hsp90) is a ubiquitous signal transduction regulator, and Hsp90 inhibitors are in clinical development as cancer therapeutics. However, there have been very few studies on the impact of Hsp90 inhibitors on pain or analgesia, a serious concern for cancer patients. We previously found that Hsp90 i...

journal_title：Pain

authors： Stine C,Coleman DL,Flohrschutz AT,Thompson AL,Mishra S,Blagg BS,Largent-Milnes TM,Lei W,Streicher JM

更新日期：2020-08-01 00:00:00

abstract：:The effectiveness of a brief clinical and basic science seminar on pain for 1st year medical students was examined by comparing attitudes about pain prior to the seminar to attitudes 5 months after the seminar. The 6-h course combined written materials conveying facts about behavioral, social and biological aspects of...

journal_title：Pain

authors： Wilson JF,Brockopp GW,Kryst S,Steger H,Witt WO

更新日期：1992-09-01 00:00:00

abstract：:The failure to translate research evidence into day-to-day clinical practices is identified as a significant reason for suboptimal quality care across the health system, including procedural pain management in children. Clinical practice guidelines (CPGs) have been developed to assist in this process by synthesizing a...

journal_title：Pain

authors： Taddio A,Rogers JM

更新日期：2015-04-01 00:00:00

abstract：:The aim of the study was to investigate to what extent cortical hyper-reactivity to visual stimuli is present in upper limb amputees. Five amputees with phantom limb pain (PLP), five amputees without PLP (Non-PLP) and 10 healthy controls (HC) were investigated using a visual oddball paradigm. Two hundred visual stimul...

journal_title：Pain

authors： Karl A,Diers M,Flor H

更新日期：2004-07-01 00:00:00

abstract：:Internet-based educational and therapeutic programs (e-health applications) are becoming increasingly popular for a variety of psychological and physical disorders. We tested the efficacy of an online Chronic Pain Management Program, a comprehensive, fully self-directed and self-paced system that integrates social net...

journal_title：Pain

authors： Ruehlman LS,Karoly P,Enders C

更新日期：2012-02-01 00:00:00

abstract：:The effects of nitrous oxide (N2O) are thought to be mediated by several pharmacological pathways at different levels of the central nervous system. Here, we focus on excitatory glutamatergic transmission in the superficial dorsal horn of the spinal cord with respect to its importance for the nociceptive processing. T...

journal_title：Pain

authors： Georgiev SK,Kohno T,Ikoma M,Yamakura T,Baba H

更新日期：2008-01-01 00:00:00

abstract：:Part I of our earlier pilot study demonstrated that patients preferred modulated stimulation forms - frequency modulation and burst - rather than conventional continuous mode. To assess whether long-term therapeutic effects validate the immediate test results, this trial was performed in 14 patients with 21 pain condi...

journal_title：Pain

authors： Tulgar M,McGlone F,Bowsher D,Miles JB

更新日期：1991-11-01 00:00:00

abstract：:This preliminary study examined the self-efficacy of family caregivers with regard to helping cancer patients manage pain at end of life. A sample of 63 family caregivers of hospice-eligible cancer patients with pain provided ratings of their self-efficacy in assisting the patient in pain management and rated their ow...

journal_title：Pain

authors： Keefe FJ,Ahles TA,Porter LS,Sutton LM,McBride CM,Pope MS,McKinstry ET,Furstenberg CP,Dalton J,Baucom DH

更新日期：2003-05-01 00:00:00

abstract：:Protein kinase signal transduction pathways play critical roles in regulating nociception. Here we show that c-kit, a tyrosine kinase receptor, is expressed in lamina I and II layer of the dorsal horn. Moreover, the superficial c-kit(+) fibers originate from the dorsal root ganglion, and c-kit in lamina II inner layer...

journal_title：Pain

authors： Sun YG,Gracias NG,Drobish JK,Vasko MR,Gereau RW,Chen ZF

更新日期：2009-07-01 00:00:00

abstract：:Nociceptive long-term potentiation, a use dependent increase in synaptic efficacy in the dorsal horn of the spinal cord is thought to contribute to the development of persistent pain states. So far, no study has analyzed the effects of high-frequency stimulation (HFS) of afferents from deep tissues (muscle and fascia)...

journal_title：Pain

authors： Schilder A,Magerl W,Hoheisel U,Klein T,Treede RD

更新日期：2016-10-01 00:00:00

abstract：:microRNAs (miRNAs) are small noncoding RNAs that have been linked to a number of disease-related signal transduction pathways. Several studies indicate that they are also involved in nociception. It is not clear, however, which miRNAs are important and which genes are modulated by miRNA-associated mechanisms. This stu...

journal_title：Pain

authors： Kynast KL,Russe OQ,Möser CV,Geisslinger G,Niederberger E

更新日期：2013-03-01 00:00:00

abstract：:Osteoarthritis (OA) is a debilitating disease in which primarily weight-bearing joints undergo progressive degeneration. Despite the widespread prevalence of OA in the adult population, very little is known about the factors responsible for the generation and maintenance of OA pain. Vasoactive intestinal peptide (VIP)...

journal_title：Pain

authors： McDougall JJ,Watkins L,Li Z

更新日期：2006-07-01 00:00:00