Inhibitory mechanisms of the hyper-irritability caused by picrotoxin in the rat.

abstract：:Fibromyalgia is a painful syndrome of non-articular origin, predominantly involving muscles, and the commonest cause of chronic widespread musculoskeletal pain. The diversity of therapeutic programs for patients with fibromyalgia reflects both the lack of a known pathophysiology for this disorder and the low efficacy ...

journal_title：Pain

authors： Quijada-Carrera J,Valenzuela-Castaño A,Povedano-Gómez J,Fernández-Rodriguez A,Hernánz-Mediano W,Gutierrez-Rubio A,de la Iglesia-Salgado JL,García-López A

更新日期：1996-05-01 00:00:00

abstract：:The spinal gray matter region around the central canal, lamina X, is critically involved in somatosensory processing and visceral nociception. Although several classes of primary afferent fibers terminate or decussate in this area, little is known about organization and functional significance of the afferent supply o...

journal_title：Pain

authors： Krotov V,Tokhtamysh A,Safronov BV,Belan P,Voitenko N

更新日期：2019-09-01 00:00:00

abstract：:Procedural pain is associated with poorer neurodevelopment in infants born very preterm (≤ 32 weeks gestational age), however, the etiology is unclear. Animal studies have demonstrated that early environmental stress leads to slower postnatal growth; however, it is unknown whether neonatal pain-related stress affects ...

journal_title：Pain

authors： Vinall J,Miller SP,Chau V,Brummelte S,Synnes AR,Grunau RE

更新日期：2012-07-01 00:00:00

abstract：:Contrary to a clinical aphorism that early head and neck cancer is painless, we show that patients who develop head and neck cancer experience significant pain at the time of initial diagnosis. We compared orofacial pain sensitivity in groups of patients with normal oral mucosa, oral precancer, and newly diagnosed ora...

journal_title：Pain

authors： Lam DK,Schmidt BL

更新日期：2011-05-01 00:00:00

abstract：:Pain has the capacity to interfere with daily tasks. Although task interference by pain is largely unintentional, it can be controlled to a certain extent. Such top-down control over pain has been believed to be reduced in patients with fibromyalgia (FM). In this study, we investigated task interference and distractio...

journal_title：Pain

authors： Van Ryckeghem DML,Rost S,Kissi A,Vögele C,Crombez G

更新日期：2018-06-01 00:00:00

abstract：:For many individuals undergoing routine surgical procedures, their satisfaction with the operation may depend upon their postoperative experience. We used the McGill Pain Questionnaire and the McGill Nausea Questionnaire to study the intensity of 5 common postoperative problems--sore throat, muscle pain, headache, bac...

journal_title：Pain

authors： Cohen MM,Tate RB

更新日期：1989-12-01 00:00:00

abstract：:Network meta-analysis uses direct comparisons of interventions within randomized controlled trials and indirect comparisons across them. Network meta-analysis uses more data than a series of direct comparisons with placebo, and theoretically should produce more reliable results. We used a Cochrane overview review of a...

journal_title：Pain

authors： Moore RA,Derry S,Wiffen PJ,Banerjee S,Karan R,Glimm E,Wiksten A,Aldington D,Eccleston C

更新日期：2018-11-01 00:00:00

abstract：:The aim of the present study was to determine if acupuncture stimulation inhibits sympathetic nerve activity in humans. Multiunit efferent postganglionic sympathetic activity was recorded with a tungsten microelectrode inserted in a muscle fascicle of the peroneal nerve. Mean arterial pressure, heart rate and skin blo...

journal_title：Pain

authors： Knardahl S,Elam M,Olausson B,Wallin GB

更新日期：1998-03-01 00:00:00

abstract：:In a rat model of artificial ureteral calculosis, the aim of the study was to characterize the behavioural manifestations of direct visceral pain and to evaluate the relationship between number, duration and complexity of the visceral episodes and the extent of referred lumbar muscular hyperalgesia. As evidenced by no...

journal_title：Pain

authors： Giamberardino MA,Valente R,de Bigontina P,Vecchiet L

更新日期：1995-06-01 00:00:00

abstract：:Pain and thermal sensitivity thresholds in healthy volunteers were examined for diurnal variations. The subjects were 11 men aged between 22 and 27 years (means = 23.5, S.D. = 1.5). Data were collected for 2 days, with 7 measurements per day. To ensure the pain specificity of the results the subliminal modality, i.e.,...

journal_title：Pain

authors： Strian F,Lautenbacher S,Galfe G,Hölzl R

更新日期：1989-01-01 00:00:00

abstract：:Atypical odontalgia (AO) is an intraoral pain condition of currently unknown mechanisms. In 10 AO patients and 10 matched healthy controls, we examined the effect of intravenous infusion of an N-methyl-D-aspartate (NMDA) receptor antagonist S-ketamine and a mu-opioid agonist fentanyl on spontaneous AO pain and on an a...

journal_title：Pain

authors： Baad-Hansen L,Juhl GI,Jensen TS,Brandsborg B,Svensson P

更新日期：2007-05-01 00:00:00

abstract：:Central antinociceptive effects of cannabinoids have been well documented. However, relatively little is known about the peripheral effects of the cannabinoids on inflammation. In the present study, we evaluated the effects of peripherally administered cannabinoids on three indices of inflammation: carrageenan-induced...

journal_title：Pain

authors： Richardson JD,Kilo S,Hargreaves KM

更新日期：1998-03-01 00:00:00

abstract：:G-protein coupled inwardly rectifying potassium (GIRK) channels are effectors determining degree of analgesia experienced upon opioid receptor activation by endogenous and exogenous opioids. The impact of GIRK-related genetic variation on human pain responses has received little research attention. We used a tag singl...

journal_title：Pain

authors： Bruehl S,Denton JS,Lonergan D,Koran ME,Chont M,Sobey C,Fernando S,Bush WS,Mishra P,Thornton-Wells TA

更新日期：2013-12-01 00:00:00

abstract：:Chronic posttraumatic headache (PTH) is among the most common and disabling sequelae of traumatic brain injury (TBI). Current PTH treatments are often only partially effective and have problematic side effects. We previously showed in a small randomized trial of patients with chronic nontraumatic headaches that manipu...

journal_title：Pain

authors： Domenichiello AF,Jensen JR,Zamora D,Horowitz M,Yuan ZX,Faurot K,Mann JD,Mannes AJ,Ramsden CE

更新日期：2020-12-01 00:00:00

abstract：:Studies on the efficacy of ketamine in the treatment of chronic pain indicate that prolonged or repetitive infusions are required to ensure prolonged pain relief. Few studies address ketamine-induced toxicity. Here we present data on the occurrence of ketamine-induced liver injury during repeated administrations of S(...

journal_title：Pain

authors： Noppers IM,Niesters M,Aarts LPHJ,Bauer MCR,Drewes AM,Dahan A,Sarton EY

更新日期：2011-09-01 00:00:00

abstract：:Current opinion concerning the pathophysiology of tension-type headache (TTH) and its related pericranial muscle tenderness proposes a primary role of central sensitization at the level of dorsalhorn/trigeminal nucleus as well as the supraspinal level. Investigation of these phenomena can be conducted using laser-evok...

journal_title：Pain

authors： de Tommaso M,Libro G,Guido M,Sciruicchio V,Losito L,Puca F

更新日期：2003-07-01 00:00:00

abstract：:Intramedullary or subarachnoid injections of alumina cream were made in the lumbar region of 38 adult cats. The animals were observed for 3 to 12 months and then subjected to acute neurophysiologic and histologic analysis. Neuronal hyperactivity in the dorsal horns was reliably produced by either subarachnoid or intra...

journal_title：Pain

authors： Loeser JD,Peirce KR

更新日期：1978-10-01 00:00:00

abstract：:The aims of this study were two-fold: first, to simplify the method for creating a recently described neuropathic pain model in the rat, and second, to evaluate the effects of a number of drugs with analgesic or antihyperalgesic properties, in this model. Continuous intravenous vincristine infusion (1-100 microg kg(-1...

journal_title：Pain

authors： Nozaki-Taguchi N,Chaplan SR,Higuera ES,Ajakwe RC,Yaksh TL

更新日期：2001-07-01 00:00:00

abstract：:Numerous behavioral pain measures have been validated for young children, but none is appropriate to assess pain in emergency departments (EDs), where caregivers need a simple, easily completed scale. Our objective was to elaborate and validate a tool, relevant in any painful situation, with agitation or prostration, ...

journal_title：Pain

authors： Fournier-Charrière E,Tourniaire B,Carbajal R,Cimerman P,Lassauge F,Ricard C,Reiter F,Turquin P,Lombart B,Letierce A,Falissard B

更新日期：2012-08-01 00:00:00

abstract：:A growing body of literature suggests that the experience of clinical pain differs across ethnocultural groups. Additionally, some evidence indicates greater sensitivity to experimentally induced pain among African Americans; however, most studies have included only one pain modality. This study examined ethnic differ...

journal_title：Pain

authors： Campbell CM,Edwards RR,Fillingim RB

更新日期：2005-01-01 00:00:00

abstract：:Previous animal and human studies have indicated that nociceptive thresholds are decreased by acute hyperglycemia. The results of these studies may be challenged due to methodological problems. We therefore conducted a double-blind, controlled, cross-over study on the effect of acute hyperglycemia on nociceptive and n...

journal_title：Pain

authors： Thye-Rønn P,Sindrup SH,Arendt-Nielsen L,Brennum J,Hother-Nielsen O,Beck-Nielsen H

更新日期：1994-01-01 00:00:00

abstract：:Chronic pain is associated with large societal costs, but few studies have investigated the total costs of chronic pain with respect to elderly subjects. The elderly usually require informal care, care performed by municipalities, and care for chronic diseases, all factors that can result in extensive financial burden...

journal_title：Pain

authors： Bernfort L,Gerdle B,Rahmqvist M,Husberg M,Levin LÅ

更新日期：2015-03-01 00:00:00

abstract：:Capsaicin-containing plant extracts have been used as topical treatments for a variety of pain syndromes for many centuries. Current products containing capsaicin in low concentrations (usually 0.025-0.075% w/w) have shown efficacy against a variety of pain conditions in clinical studies. However, in order to produce ...

journal_title：Pain

authors： Malmberg AB,Mizisin AP,Calcutt NA,von Stein T,Robbins WR,Bley KR

更新日期：2004-10-01 00:00:00

abstract：:Injection of bee venom into one hindpaw of rat can elicit acute inflammation together with spontaneous pain, heat hyperalgesia and mechanical hyperalgesia/allodynia in the injected paw. 5-hydroxytryptamine (5-HT)1A receptor is the predominant receptor subtype in the spinal dorsal horn mediating the function of 5-HT in...

journal_title：Pain

authors： Wang W,Wu SX,Wang YY,Liu XY,Li YQ

更新日期：2003-11-01 00:00:00

abstract：:The information from nociceptors is processed in the dorsal horn of the spinal cord by complex circuits involving excitatory and inhibitory interneurons. It is well documented that GluN2B and ERK1/2 phosphorylation contributes to central sensitization. Striatal-enriched protein tyrosine phosphatase (STEP) dephosphoryl...

journal_title：Pain

authors： Azkona G,Saavedra A,Aira Z,Aluja D,Xifró X,Baguley T,Alberch J,Ellman JA,Lombroso PJ,Azkue JJ,Pérez-Navarro E

更新日期：2016-02-01 00:00:00

abstract：:Medical case management has improved in the past few decades, changing the dynamic interaction between depression and prevalent medical diseases. It is relevant to describe the comorbidity between depression and medical diseases to further improve the effectiveness of case management. We analyzed the data of adults ag...

journal_title：Pain

authors： Johnson K,Politis MD,Hansen AR,McKenzie LE,Duncan DT,Zhang J

更新日期：2017-04-01 00:00:00

abstract：:Chemical cauterization of the central cornea with silver nitrate was assessed as a superficial injury model of tissue sensitization accompanying acute inflammation. Adult male Sprague-Dawley rats were anesthetized with halothane gas, and the centers of their right corneas treated with a silver nitrate applicator stick...

journal_title：Pain

authors： Wenk NH,Honda NC

更新日期：2003-10-01 00:00:00

abstract：:Investigating dose-dependent effects of placebo analgesia (PA) in laboratory subjects undergoing pain testing, we evaluated 2 hypotheses: (1) greater expectancy for relief produces greater PA, and (2) cued expectancy for relief triggered by a predictive cue leads to more enhanced analgesia than does passive expectancy...

journal_title：Pain

authors： Nakamura Y,Donaldson GW,Kuhn R,Bradshaw DH,Jacobson RC,Chapman RC

更新日期：2012-01-01 00:00:00

abstract：:Using the indirect immunofluorescence method, the distribution of cyclic GMP (cGMP) and nitric oxide synthase (NOS) was investigated in lumbar 5 dorsal root ganglia (DRGs) of untreated rats 1, 3 and 7 days following sciatic nerve section (axotomy). Untreated and axotomized (7 days) rats were also studied after perfusi...

journal_title：Pain

authors： Sten Shi TJ,Holmberg K,Xu ZD,Steinbusch H,de Vente J,Hökfelt T

更新日期：1998-12-01 00:00:00

abstract：:Chronic pain patients reported pain intensity on each of 3 pain intensity scales, the visual analog, numerical and adjectival scales, and then ranked the scales in order of perceived best communication of pain intensity. All patients were able to complete an adjectival scale but 11% were unable to complete a visual an...

journal_title：Pain

authors： Kremer E,Atkinson HJ,Ignelzi RJ

更新日期：1981-04-01 00:00:00