5-HT1A receptor agonist Befiradol reduces fentanyl-induced respiratory depression, analgesia, and sedation in rats.

abstract：:Dexmedetomidine (DMED) is a novel alpha 2 adrenergic agonist that has been shown to have potent analgesic and anesthetic sparing effects. This study was designed to investigate the effects of DMED, both alone and combined with isoflurane, on resting ventilation, the hypercapnic response, and the hypoxic response in do...

journal_title：Anesthesiology

authors： Nguyen D,Abdul-Rasool I,Ward D,Hsieh J,Kobayashi D,Hadlock S,Singer F,Bloor B

更新日期：1992-04-01 00:00:00

abstract：:Deliberate hypotension was induced with isoflurane (mean inspired concentration 2.3 +/- 1.0%) in 12 patients undergoing craniotomy for clipping of cerebral aneurysms. Global cerebral blood flow (CBF) was measured before, during, and after hypotension. Arterio-venous O2 content difference was measured concomitantly, an...

journal_title：Anesthesiology

authors： Newman B,Gelb AW,Lam AM

更新日期：1986-03-01 00:00:00

abstract：:Oxygen consumption (VO2) and minute ventilation (VE) were measured between and during uterine contractions in the first stage of labor before and after lumbar epidural analgesia (LEA) in 11 women who served as their own controls. VO2 and VE between contractions were essentially unchanged by LEA to a T10 or higher sens...

journal_title：Anesthesiology

authors： Hägerdal M,Morgan CW,Sumner AE,Gutsche BB

更新日期：1983-11-01 00:00:00

abstract：:Characteristics of nocturnal sleep were investigated in six patients after anesthesia and cholecystectomy and in another six after anesthesia and gastroplasty. All night polysomnographic recordings were obtained while each patient slept in a private surgical ward room through two nights before and five or six nights a...

journal_title：Anesthesiology

authors： Knill RL,Moote CA,Skinner MI,Rose EA

更新日期：1990-07-01 00:00:00

abstract：:Halothane-induced lipid peroxidation was studied in microsomes from phenobarbital-pretreated male rats at defined steady state oxygen partial pressures (PO2). At PO2 less than 10 mmHg on addition of halothane to NADPH-reduced microsomes, significant increases in malondialdehyde (MDA) formation, oxygen uptake, and conj...

journal_title：Anesthesiology

authors： de Groot H,Noll T

更新日期：1985-01-01 00:00:00

abstract：BACKGROUND:The number of pregnancy-related deaths and severe maternal complications continues to rise in the United States, and the quality of obstetrical care across U.S. hospitals is uneven. Providing hospitals with performance feedback may help reduce the rates of severe complications in mothers and their newborns. ...

journal_title：Anesthesiology

authors： Glance LG,Hasley S,Glantz JC,Stevens TP,Faden E,Kreso MA,Pyne SG,Wissler RN,Fichter J,Gloff MS,Dick AW

更新日期：2019-08-01 00:00:00

abstract：BACKGROUND:Previous studies demonstrated that both edrophonium and neostigmine affect mivacurium's pharmacokinetics, thereby potentially affecting its recovery profile. However, those studies were not clinically relevant because mivacurium was still infused after the antagonists were given. In the present study, the au...

journal_title：Anesthesiology

authors： Szenohradszky J,Fogarty D,Kirkegaard-Nielsen H,Brown R,Sharma ML,Fisher DM

更新日期：2000-03-01 00:00:00

abstract：BACKGROUND:Isoflurane anesthesia produces cardiovascular and respiratory depression, although the specific mechanisms are not fully understood. Cranial visceral afferents, which innervate the heart and lungs, synapse centrally onto neurons within the medial portion of the nucleus tractus solitarius (NTS). Isoflurane mo...

journal_title：Anesthesiology

authors： Peters JH,McDougall SJ,Mendelowitz D,Koop DR,Andresen MC

更新日期：2008-04-01 00:00:00

abstract：BACKGROUND:The cardiovascular side effects of volatile anesthetics are one of the chief causes of postoperative complications in children, and infants seem to be at the greatest risk for this. This study compared cardiovascular changes at equipotent concentrations of sevoflurane and halothane in infants. METHODS:Thirt...

journal_title：Anesthesiology

authors： Wodey E,Pladys P,Copin C,Lucas MM,Chaumont A,Carre P,Lelong B,Azzis O,Ecoffey C

更新日期：1997-10-01 00:00:00

abstract：:Substance abuse is a major socioeconomic problem. However, the ready availability of potent narcotic and sedative drugs probably constitutes a unique risk for anesthesiologists. Until recently, few anesthesia departments were prepared to recognize or safely manage afflicted colleagues. Because we felt it important to ...

journal_title：Anesthesiology

authors： Lecky JH,Aukburg SJ,Conahan TJ 3rd,Geer RT,Ominsky AJ,Gross J,Muravchick S,Wollman H

更新日期：1986-10-01 00:00:00

abstract：BACKGROUND:The spinal delivery of the cholinesterase inhibitor neostigmine yields analgesia in rats and augments the analgesic effects of alpha 2 agonists in sheep. To assess its activity in humans, preclinical toxicology studies to define its safety were required in two species. METHODS:Rats with chronic intrathecal ...

journal_title：Anesthesiology

authors： Yaksh TL,Grafe MR,Malkmus S,Rathbun ML,Eisenach JC

更新日期：1995-02-01 00:00:00

abstract：BACKGROUND:Neuroligin-1 (NL1) forms a complex with the presynaptic neurexin-1β (Nrx1b), regulating clustering of N-methyl-D-aspartate receptors with postsynaptic density-95 (PSD-95) to underlie learning-/memory-associated plasticity. Pain-related spinal neuroplasticity shares several common features with learning-/memo...

journal_title：Anesthesiology

authors： Lin TB,Lai CY,Hsieh MC,Jiang JL,Cheng JK,Chau YP,Ruan T,Chen GD,Peng HY

更新日期：2015-10-01 00:00:00

abstract：:In late 1846, following his successful public demonstrations of surgical anesthesia, Boston dentist William T. G. Morton selected Letheon as the commercial name for the ether-based "preparation" he had used to produce insensibility to pain. We have not identified a first-hand account of the coinage of Letheon. Althoug...

journal_title：Anesthesiology

authors： Haridas RP,Gionfriddo M,Bause GS

更新日期：2019-12-01 00:00:00

abstract：BACKGROUND:Isoflurane has been said to be more ventilatory depressant than halothane. However, data for comparing the respiratory effects of halothane and isoflurane in humans are insufficient at this time. The aim of this study was to extend our understanding of the nature of the central, as opposed to peripheral, ven...

journal_title：Anesthesiology

authors： Canet J,Sanchis J,Zegrí A,Llorente C,Navajas D,Casan P

更新日期：1994-09-01 00:00:00

abstract：:Central and peripheral pulmonary mucociliary clearance was assessed by tantalum bronchography and serial chest roentgenograms in dogs. Thiopental, 25 mg/kg, did not change clearance from awake values. Halothane 1.2 MAC, for six hours, delayed both central and peripheral clearance by at least three hours. After halotha...

journal_title：Anesthesiology

authors： Forbes AR,Gamsu G

更新日期：1979-01-01 00:00:00

abstract：BACKGROUND:The authors used the American Society of Anesthesiologists Closed Claims Project database to determine changes in the proportion of claims for death or permanent brain damage over a 26-yr period and to identify factors associated with the observed changes. METHODS:The Closed Claims Project is a structured e...

journal_title：Anesthesiology

authors： Cheney FW,Posner KL,Lee LA,Caplan RA,Domino KB

更新日期：2006-12-01 00:00:00

abstract：BACKGROUND:Although previous studies have proposed that anesthetics may influence signal transduction systems, their effects on the beta-adrenoceptor-mediated system have not been fully characterized in vascular smooth muscle. The aim of this study was to determine how halothane and isoflurane affect beta-adrenoceptor-...

journal_title：Anesthesiology

authors： Tanaka S,Tsuchida H

更新日期：1998-11-01 00:00:00

abstract：BACKGROUND:Nonsteroidal antiinflammatory drugs are commonly used to treat postoperative and chronic pain. Animal studies suggest that these drugs act, in part, by blocking prostaglandin production in the spinal cord. The authors tested intrathecal ketorolac in patients with chronic or postoperative pain. METHODS:After...

journal_title：Anesthesiology

authors： Eisenach JC,Curry R,Rauck R,Pan P,Yaksh TL

更新日期：2010-05-01 00:00:00

abstract：BACKGROUND:Evidence concerning the concentrations of volatile anesthetics that prevent learning and recall is limited. Epinephrine is believed to enable learning during anesthesia. We investigated the effects of isoflurane and its interaction with epinephrine on learning and subsequent retention of the rabbit's classic...

journal_title：Anesthesiology

authors： el-Zahaby HM,Ghoneim MM,Johnson GM,Gormezano I

更新日期：1994-07-01 00:00:00

abstract：:The present study was designed to determine changes in hepatic oxygen supply in guinea pigs during halothane or isoflurane anesthesia. Twenty-seven guinea pigs were randomly divided into three equal groups: control (no anesthesia) group, and animals anesthetized with halothane or isoflurane to decrease mean arterial p...

journal_title：Anesthesiology

authors： Hursh D,Gelman S,Bradley EL Jr

更新日期：1987-11-01 00:00:00

abstract：BACKGROUND:In the event of trauma, emergency reversal of anticoagulation therapy may be required. However, no specific reversal agents are routinely available for the direct oral anticoagulants such as dabigatran. The authors investigated four-factor prothrombin complex concentrate (PCC) for treating dabigatran-induced...

journal_title：Anesthesiology

authors： Honickel M,Braunschweig T,van Ryn J,Ten Cate H,Spronk HM,Rossaint R,Grottke O

更新日期：2015-12-01 00:00:00

abstract：BACKGROUND:Identifying functionally relevant anesthetic-binding sites in pentameric ligand-gated ion channels (pLGICs) is an important step toward understanding the molecular mechanisms underlying anesthetic action. The anesthetic propofol is known to inhibit cation-conducting pLGICs, including a prokaryotic pLGIC from...

journal_title：Anesthesiology

authors： Kinde MN,Bu W,Chen Q,Xu Y,Eckenhoff RG,Tang P

更新日期：2016-03-01 00:00:00

abstract：:Nonsteroidal antiinflammatory drugs (NSAIDs) are commonly combined with intravenous morphine patient-controlled analgesia to relieve postoperative pain. NSAIDs have a documented 30-50% sparing effect on morphine consumption. However, most of the studies have not demonstrated a decrease in morphine adverse effects. A m...

journal_title：Anesthesiology

authors： Marret E,Kurdi O,Zufferey P,Bonnet F

更新日期：2005-06-01 00:00:00

abstract：BACKGROUND:Ventilator-associated pneumonia is a clear risk factor for acute lung injury which has been poorly described in trauma patients. This prospective study was undertaken to estimate the incidence of such ventilator-associated pneumonia leading to acute lung injury, the risk factors, and the associated morbidity...

journal_title：Anesthesiology

authors： Stéphan F,Mabrouk N,Decailliot F,Delclaux C,Legrand P

更新日期：2006-02-01 00:00:00

abstract：BACKGROUND:General anesthetics modify airway responsiveness by several mechanisms, including direct effects on airway smooth muscle and reductions in neural reflex activity. Halothane has been shown to reduce responsiveness through both of these mechanisms. The airway effects of barbiturates are controversial, and the ...

journal_title：Anesthesiology

authors： Mehr EH,Lindeman KS

更新日期：1993-08-01 00:00:00

abstract：BACKGROUND:Inhalational anesthetics inhibit the nitric oxide-guanylyl cyclase signaling pathway, but the site of this inhibition is not yet clear. This study was designed to test the hypothesis that receptor activation or downstream signaling events leading to nitric oxide synthase activation are important sites for th...

journal_title：Anesthesiology

authors： Zuo Z,Tichotsky A,Johns RA

更新日期：1996-05-01 00:00:00

abstract：:Critically ill patients often suffer from multiple organ failures involving lung, kidney, liver, or brain. Genomic, proteomic, and metabolomic approaches highlight common injury mechanisms leading to acute organ failure. This underlines the need to focus on therapeutic strategies affecting multiple injury pathways. Th...

journal_title：Anesthesiology

authors： Monsel A,Zhu YG,Gennai S,Hao Q,Liu J,Lee JW

更新日期：2014-11-01 00:00:00

abstract：:Magnesium plays a fundamental role in many cellular functions, and thus there is increasing interest in its role in clinical medicine. Although numerous experimental studies indicate positive effects of magnesium in a variety of disease states, large clinical trials often give conflicting results. However, there is cl...

journal_title：Anesthesiology

authors： Herroeder S,Schönherr ME,De Hert SG,Hollmann MW

更新日期：2011-04-01 00:00:00

abstract：:Dexmedetomidine (DMED) is a highly selective centrally acting alpha 2-adrenergic agonist thought to provide significant sedation without appreciable ventilatory effects. This double-blind, placebo-controlled experiment evaluated four dose levels of DMED (0.25, 0.5, 1.0, and 2.0 micrograms/kg intravenously over 2 min) ...

journal_title：Anesthesiology

authors： Belleville JP,Ward DS,Bloor BC,Maze M

更新日期：1992-12-01 00:00:00

abstract：:I653 is a new volatile anesthetic structurally similar to enflurane and isoflurane. Since enflurane can induce convulsions, whereas isoflurane progressively depresses cortical electrical activity, the authors believed it important to assess the effect of I653 on the EEG (in both the "time" and "frequency" domain). The...

journal_title：Anesthesiology

authors： Rampil IJ,Weiskopf RB,Brown JG,Eger EI 2nd,Johnson BH,Holmes MA,Donegan JH

更新日期：1988-09-01 00:00:00