Mechanisms of immune sensitization of human bronchus.

abstract：:The effect of 3-aminobenzamide, an inhibitor of poly (ADP-ribose) synthetase activity, was evaluated in a rat model of laryngeal injury induced by endotracheal intubation for 1 h. At 1 h after extubation, the laryngeal damage was characterized by areas of mucosal necrosis, submucosal edema, swelling of subglottic glan...

journal_title：American journal of respiratory and critical care medicine

authors： Stern Y,Salzman A,Cotton RT,Zingarelli B

更新日期：1999-11-01 00:00:00

abstract：:Four hundred forty-one subjects 34 to 69 yr of age were recruited from a random sample of the community. The sample was biased in favor of men, snorers, and subjects with subjective sleep complaints. They answered a questionnaire and were monitored in their homes for sleep-disordered breathing (SDB). This report conce...

journal_title：American journal of respiratory and critical care medicine

authors： Olson LG,King MT,Hensley MJ,Saunders NA

更新日期：1995-08-01 00:00:00

abstract：:To investigate the utility of testing all tuberculosis patients for HIV infection in Los Angeles, we prospectively evaluated 183 hospitalized patients with acid-fast smear-positive tuberculosis who gave no history of HIV infection. HIV serologic testing was performed, and the presence of risk factors for HIV infection...

journal_title：American journal of respiratory and critical care medicine

authors： Barnes PF,Silva C,Otaya M

更新日期：1996-04-01 00:00:00

abstract：:We used various ovalbumin sensitization and challenge protocols to determine the importance of the route of allergen administration and the genetic background in modulating the physiologic, inflammatory, and immunologic features characteristic of allergen-induced asthma. In BALB/c mice, induction of maximal airway hyp...

journal_title：American journal of respiratory and critical care medicine

authors： Zhang Y,Lamm WJ,Albert RK,Chi EY,Henderson WR Jr,Lewis DB

更新日期：1997-02-01 00:00:00

abstract：:DNA fingerprinting of Mycobacterium tuberculosis is used to study the epidemiology of tuberculosis, but the specificity of the widely used IS6110 technique has not been validated. Isolates from Denver, Colorado from December 1988 through June 1994 were fingerprinted with the IS6110 technique. Available records were re...

journal_title：American journal of respiratory and critical care medicine

authors： Burman WJ,Reves RR,Hawkes AP,Rietmeijer CA,Yang Z,el-Hajj H,Bates JH,Cave MD

更新日期：1997-03-01 00:00:00

abstract：:The length of time that blood remains in the pulmonary capillary is an important variable in gas exchange. We have investigated the distribution of capillary transit times in isolated rabbit lungs perfused with a bicarbonate-free buffer. The time course of gas exchange was monitored by enclosing the lungs in a plethys...

journal_title：American journal of respiratory and critical care medicine

authors： Klocke RA,Schünemann HJ,Grant BJ

更新日期：1995-12-01 00:00:00

abstract：RATIONALE:Standard physiologic assessments of extubation readiness in patients with acute hypoxemic respiratory failure (AHRF) may not reflect lung injury resolution and could adversely affect clinical decision-making and patient outcomes. OBJECTIVES:We hypothesized that elevations in inflammatory plasma biomarkers so...

journal_title：American journal of respiratory and critical care medicine

authors： Alladina J,Levy SD,Cho JL,Brait KL,Rao SR PhD,Camacho A,Hibbert KA,Harris RS,Medoff BD,Januzzi JL,Thompson BT,Bajwa EK

更新日期：2021-01-05 00:00:00

abstract：RATIONALE:Limited information exists on the prevalence of tuberculosis and adequacy of case finding in African populations with high rates of HIV. OBJECTIVES:To estimate the prevalence of bacteriologically confirmed pulmonary tuberculosis (PTB) and the fraction attributable to HIV, and to evaluate case detection. MET...

journal_title：American journal of respiratory and critical care medicine

authors： van't Hoog AH,Laserson KF,Githui WA,Meme HK,Agaya JA,Odeny LO,Muchiri BG,Marston BJ,DeCock KM,Borgdorff MW

更新日期：2011-05-01 00:00:00

abstract：RATIONALE:Small studies have suggested that inhaled corticosteroids can suppress systemic inflammation in chronic obstructive pulmonary disease (COPD). OBJECTIVES:To determine the effect of inhaled corticosteroids with or without long-acting beta(2)-adrenergic agonist on systemic biomarkers of inflammation. METHODS:W...

journal_title：American journal of respiratory and critical care medicine

authors： Sin DD,Man SF,Marciniuk DD,Ford G,FitzGerald M,Wong E,York E,Mainra RR,Ramesh W,Melenka LS,Wilde E,Cowie RL,Williams D,Gan WQ,Rousseau R,ABC (Advair, Biomarkers in COPD) Investigators.

更新日期：2008-06-01 00:00:00

abstract：:Comparison of the risk-benefit profiles of different inhaled glucocorticoids has been limited by inadequate information about the dose-response relationships for efficacy relative to side effects. Fluticasone propionate (FP) is twice as effective as budesonide (BUD), but the potency ratio of FP:BUD with respect to sup...

journal_title：American journal of respiratory and critical care medicine

authors： Donnelly R,Williams KM,Baker AB,Badcock CA,Day RO,Seale JP

更新日期：1997-12-01 00:00:00

abstract：:Heart failure is associated with Cheyne-Stokes breathing, which fragments patients' sleep. Correction of respiratory disturbance may reduce sleep fragmentation and excessive daytime sleepiness. This randomized prospective parallel trial assesses whether nocturnal-assist servoventilation improves daytime sleepiness com...

journal_title：American journal of respiratory and critical care medicine

authors： Pepperell JC,Maskell NA,Jones DR,Langford-Wiley BA,Crosthwaite N,Stradling JR,Davies RJ

更新日期：2003-11-01 00:00:00

abstract：:This study examines hemodialysis clearances of isoniazid (INH), rifampin (RIF), pyrazinamide (PZA), and ethambutol (EMB). Seven chronic hemodialysis patients were studied. Six were given single oral doses (INH 300 mg, RIF 600 mg, PZA 1000 mg, and EMB 25 mg/kg) 2 h before hemodialysis (Cobe Centrysystem 3 hemodialysis ...

journal_title：American journal of respiratory and critical care medicine

authors： Malone RS,Fish DN,Spiegel DM,Childs JM,Peloquin CA

更新日期：1999-05-01 00:00:00

abstract：RATIONALE:Inhaled corticosteroids are commonly prescribed to patients with chronic obstructive pulmonary disease (COPD). OBJECTIVES:To examine whether these medications might be associated with an excess risk of pneumonia. METHODS:We conducted a nested case-control study within a cohort of patients with COPD from Que...

journal_title：American journal of respiratory and critical care medicine

authors： Ernst P,Gonzalez AV,Brassard P,Suissa S

更新日期：2007-07-15 00:00:00

abstract：:Endothelins (ET-1, ET-2, ET-3) are potent bronchoconstrictors and growth-promoting mediators. They are released from various cells such as endothelial and epithelial cells. In the airways, ETs are released under basal and stimulated conditions. In patients with status asthmaticus and other pulmonary disorders, the exp...

journal_title：American journal of respiratory and critical care medicine

authors： Yang Q,Battistini B,D'Orléans-Juste P,Jeng AY,Sirois P

更新日期：1997-06-01 00:00:00

abstract：:In anaphylactic shock (AS), the relative effects of the autacoids including histamine, prostaglandins, and leukotrienes on causing cardiovascular collapse and the extent to which receptor blocking agents and pathway inhibitors may prevent this collapse are not clear. In a ragweed model of anaphylaxis, we examined whet...

journal_title：American journal of respiratory and critical care medicine

authors： Chrusch C,Sharma S,Unruh H,Bautista E,Duke K,Becker A,Kepron W,Mink SN

更新日期：1999-10-01 00:00:00

abstract：:Bronchoalveolar lavage (BAL) is increasingly used in the pediatric age group. However, normal values for BAL fluid (BALF) constituents are lacking. As part of an investigation to define reference values in children, we studied lymphocyte surface markers of BALF in 28 children 3 to 16 yr of age without bronchopulmonary...

journal_title：American journal of respiratory and critical care medicine

authors： Ratjen F,Bredendiek M,Zheng L,Brendel M,Costabel U

更新日期：1995-07-01 00:00:00

abstract：:To determine if gastric intramucosal pH changes during weaning from mechanical ventilation are related to gastric mucosal blood flow modifications, we studied 16 ventilator-supported patients with chronic obstructive pulmonary disease (COPD) who tolerated a 2-h trial of spontaneous breathing with pressure support vent...

journal_title：American journal of respiratory and critical care medicine

authors： Bocquillon N,Mathieu D,Neviere R,Lefebvre N,Marechal X,Wattel F

更新日期：1999-11-01 00:00:00

abstract：INTRODUCTION:Proteinases with a disintegrin and a metalloproteinase domain (ADAMs) have not been well studied in COPD. We investigated whether ADAM9 is linked to COPD in humans and mice. METHODS:ADAM9 blood and lung levels were measured in COPD patients versus controls, and air- versus cigarette smoke (CS)-exposed wil...

journal_title：American journal of respiratory and critical care medicine

authors： Wang X,Polverino F,Rojas-Quintero J,Zhang D,Sánchez J,Yambayev I,Lindqvist E,Virtala R,Djukanovic R,Davies DE,Wilson S,O'Donnell R,Cunoosamy D,Hazon P,Higham A,Singh D,Olsson H,Owen CA

更新日期：2018-06-04 00:00:00

abstract：RATIONALE:Pseudomonas aeruginosa is one of the leading causes of gram-negative ventilator-associated pneumonia (VAP) associated with a mortality rate of 34 to 68%. Recent evidence suggests that P. aeruginosa in patients with VAP may persist in the alveolar space despite adequate antimicrobial therapy. We hypothesized t...

journal_title：American journal of respiratory and critical care medicine

authors： El Solh AA,Akinnusi ME,Wiener-Kronish JP,Lynch SV,Pineda LA,Szarpa K

更新日期：2008-09-01 00:00:00

abstract：RATIONALE:The mechanisms by which oxidants are sensed by cells and cause inflammation are not well understood. OBJECTIVES:This study aimed to determine how cells "sense" soluble oxidants and how this is translated into an inflammatory reaction. METHODS:Monocytes, macrophages, or HEK293 cells (stably transfected with ...

journal_title：American journal of respiratory and critical care medicine

authors： Paul-Clark MJ,McMaster SK,Sorrentino R,Sriskandan S,Bailey LK,Moreno L,Ryffel B,Quesniaux VF,Mitchell JA

更新日期：2009-02-15 00:00:00

abstract：:The frequency and determinants of exogenous reinfection and of endogenous reactivation of tuberculosis in patients previously treated are poorly understood. In Gran Canaria Island, Spain, between 1991 and 1996, 962 tuberculosis cases were confirmed by culture. Drug susceptibility testing was performed on available bac...

journal_title：American journal of respiratory and critical care medicine

authors： Caminero JA,Pena MJ,Campos-Herrero MI,Rodríguez JC,Afonso O,Martin C,Pavón JM,Torres MJ,Burgos M,Cabrera P,Small PM,Enarson DA

更新日期：2001-03-01 00:00:00

abstract：:The gas exchange threshold (GET) has been used an an index of anaerobic threshold because it can be measured noninvasively. GET is estimated from a breakpoint in breath by breath values of carbon dioxide uptake (Vco2) and oxygen uptake (Vo2) obtained during a progressive exercise test. Three methods of estimating GET ...

journal_title：American journal of respiratory and critical care medicine

authors： Magalang UJ,Grant BJ

更新日期：1995-01-01 00:00:00

abstract：:It is controversial whether mutations in cystic fibrosis transmembrane conductance regulator intrinsically dysregulate inflammation. We characterized passage 2 human tracheobronchial epithelial cell cultures morphologically and physiologically and determined whether cytokine production or nuclear factor-kappaB activat...

journal_title：American journal of respiratory and critical care medicine

authors： Becker MN,Sauer MS,Muhlebach MS,Hirsh AJ,Wu Q,Verghese MW,Randell SH

更新日期：2004-03-01 00:00:00

abstract：RATIONALE:Inhibition of pharyngeal motoneurons accompanies REM sleep and is a cause of hypoventilation and obstructive sleep apnea in humans. One explanation posits that the neurotransmitters glycine and γ-aminobutyric acid are responsible for REM sleep motor inhibition. However, blockade of that mechanism at cranial m...

journal_title：American journal of respiratory and critical care medicine

authors： Grace KP,Hughes SW,Horner RL

更新日期：2013-02-01 00:00:00

abstract：:State-dependent changes in upper airway caliber were studied with magnetic resonance imaging (MRI) techniques. We hypothesized that changes in airway caliber during sleep in normal subjects would result from positional and dimensional changes in upper airway soft-tissue structures, including the lateral pharyngeal wal...

journal_title：American journal of respiratory and critical care medicine

authors： Trudo FJ,Gefter WB,Welch KC,Gupta KB,Maislin G,Schwab RJ

更新日期：1998-10-01 00:00:00

abstract：:Several epidemiologic studies have demonstrated a consistent association between levels of particulate matter (PM) in the ambient air with increases in cardiovascular and respiratory mortality and morbidity. Diesel exhaust (DE), in addition to generating other pollutants, is a major contributor to PM pollution in most...

journal_title：American journal of respiratory and critical care medicine

authors： Salvi S,Blomberg A,Rudell B,Kelly F,Sandström T,Holgate ST,Frew A

更新日期：1999-03-01 00:00:00

abstract：RATIONALE:Congenital central hypoventilation syndrome (CCHS) is a genetic disorder mainly characterized by failure of automatic control of breathing, causing alveolar hypoventilation. Little is known regarding cough in CCHS. Parental reports indicate that patients cough normally during airway infections; however, previ...

journal_title：American journal of respiratory and critical care medicine

authors： Lavorini F,Fontana GA,Pantaleo T,Geri P,Piumelli R,Pistolesi M,Widdicombe J

更新日期：2007-10-15 00:00:00

abstract：UNLABELLED:Although local tissue activation of the endothelin (ET) system contributes to the development of pulmonary hypertension, the impact of isolated chronic plasma hyperendothelinemia on the pulmonary circulation is unknown. METHODS:Mini-osmotic pumps were implanted in rats to deliver ET-1 during 7 or 28 days. A...

journal_title：American journal of respiratory and critical care medicine

authors： Migneault A,Sauvageau S,Villeneuve L,Thorin E,Fournier A,Leblanc N,Dupuis J

更新日期：2005-03-01 00:00:00

abstract：:It has long been known that there are cyclic changes in arterial pressure during mechanical ventilation. They are caused by cyclic changes in both the right and left ventricular stroke output, occurring in opposite phases. As a result, arterial pulse pressure is increased during inspiration and decreased during expira...

journal_title：American journal of respiratory and critical care medicine

authors： Vieillard-Baron A,Chergui K,Augarde R,Prin S,Page B,Beauchet A,Jardin F

更新日期：2003-09-15 00:00:00

abstract：:Idiopathic pulmonary fibrosis (IPF) is a progressive, life-threatening, interstitial lung disease of unknown etiology. The median survival of patients with IPF is only 2 to 3 years, yet some patients live much longer. Respiratory failure resulting from disease progression is the most frequent cause of death. To date w...

journal_title：American journal of respiratory and critical care medicine

authors： Ley B,Collard HR,King TE Jr

更新日期：2011-02-15 00:00:00