A simple "new" method to accelerate clearance of carbon monoxide.

abstract：:Although skeletal muscle abnormalities have been described in association with human immunodeficiency virus (HIV), the effects of HIV infection on respiratory muscle function have not been well characterized. We hypothesized that HIV+ individuals may develop respiratory muscle weakness and that respiratory muscle dysf...

journal_title：American journal of respiratory and critical care medicine

authors： Schulz L,Nagaraja HN,Rague N,Drake J,Diaz PT

更新日期：1997-03-01 00:00:00

abstract：RATIONALE:In a pulmonary process characterized by spatially heterogeneous loss of aeration, the impairment of gas exchange is expected to depend on the regional distribution of perfusion relative to that of aeration. OBJECTIVES:To investigate how regional aeration, shunt, and perfusion are interrelated at different le...

journal_title：American journal of respiratory and critical care medicine

authors： Musch G,Bellani G,Vidal Melo MF,Harris RS,Winkler T,Schroeder T,Venegas JG

更新日期：2008-02-01 00:00:00

abstract：:A growing body of evidence suggests that neutrophil-derived proteinases play a major role in lung tissue damage in cystic fibrosis (CF). Most previous studies have focused on serine proteinases such as neutrophil elastase, providing no information on the extent to which metalloproteinases participate in proteolytic pr...

journal_title：American journal of respiratory and critical care medicine

authors： Delacourt C,Le Bourgeois M,D'Ortho MP,Doit C,Scheinmann P,Navarro J,Harf A,Hartmann DJ,Lafuma C

更新日期：1995-08-01 00:00:00

abstract：RATIONALE:There are no accepted blood-based biomarkers in chronic obstructive pulmonary disease (COPD). Pulmonary and activation-regulated chemokine (PARC/CCL-18) is a lung-predominant inflammatory protein that is found in serum. OBJECTIVES:To determine whether PARC/CCL-18 levels are elevated and modifiable in COPD an...

journal_title：American journal of respiratory and critical care medicine

authors： Sin DD,Miller BE,Duvoix A,Man SF,Zhang X,Silverman EK,Connett JE,Anthonisen NA,Wise RA,Tashkin D,Celli BR,Edwards LD,Locantore N,Macnee W,Tal-Singer R,Lomas DA,ECLIPSE Investigators.

更新日期：2011-05-01 00:00:00

abstract：:Alveolar macrophages (AMs) are considered major effector cells in host defense against respiratory tract infections by virtue of their potent phagocytic properties. In addition, AMs may regulate the host inflammatory response to infection by production of cytokines and by their capacity to phagocytose apoptotic polymo...

journal_title：American journal of respiratory and critical care medicine

authors： Knapp S,Leemans JC,Florquin S,Branger J,Maris NA,Pater J,van Rooijen N,van der Poll T

更新日期：2003-01-15 00:00:00

abstract：:Bradykinin (BK) induces bronchoconstriction in asthmatic but not in normal individuals. Studies in vivo in the human suggest that BK causes cholinergic nerve activation, release of prostanoids, and local axon reflexes with release of tachykinins in the airways. To determine the mechanisms of BK-induced airway narrowin...

journal_title：American journal of respiratory and critical care medicine

authors： Hulsmann AR,Raatgeep HR,Saxena PR,Kerrebijn KF,de Jongste JC

更新日期：1994-10-01 00:00:00

abstract：RATIONALE:From the late 1970s to the early 1990s, studies found that mortality rates for pulmonary fibrosis were increasing. Recent data for mortality from pulmonary fibrosis are unavailable. OBJECTIVES:We sought to determine mortality rates for pulmonary fibrosis in the United States from 1992 through 2003. METHODS:...

journal_title：American journal of respiratory and critical care medicine

authors： Olson AL,Swigris JJ,Lezotte DC,Norris JM,Wilson CG,Brown KK

更新日期：2007-08-01 00:00:00

abstract：:Fibrosing alveolitis may occur alone (CFA) or in association with systemic sclerosis (FASSc). FASSc was recently shown to have a prognostic advantage over CFA. Because interleukin-8 (IL-8) is likely to be a major determinant of neutrophil alveolitis, we evaluated IL-8 expression in patients with CFA and FASSc and comp...

journal_title：American journal of respiratory and critical care medicine

authors： Southcott AM,Jones KP,Li D,Majumdar S,Cambrey AD,Pantelidis P,Black CM,Laurent GJ,Davies BH,Jeffery PK

更新日期：1995-05-01 00:00:00

abstract：RATIONALE:No methodical assessment of the lung, cardiac, and sleep function of patients surviving an acute hypercapnic respiratory failure episode requiring admission to the intensive care unit (ICU) has been reported in the literature. OBJECTIVES:To prospectively investigate the prevalence and impact of comorbidities...

journal_title：American journal of respiratory and critical care medicine

authors： Adler D,Pépin JL,Dupuis-Lozeron E,Espa-Cervena K,Merlet-Violet R,Muller H,Janssens JP,Brochard L

更新日期：2017-07-15 00:00:00

abstract：:To investigate repair mechanisms in bleomycin-induced pulmonary fibrosis, we used mice deficient in gamma-glutamyl transpeptidase (GGT-/-), a key enzyme in glutathione (GSH) and cysteine metabolism. Seventy-two hours after bleomycin (0.03 U/g), GGT-/- mice displayed a different inflammatory response to wild-type mice ...

journal_title：American journal of respiratory and critical care medicine

authors： Pardo A,Ruiz V,Arreola JL,Ramírez R,Cisneros-Lira J,Gaxiola M,Barrios R,Kala SV,Lieberman MW,Selman M

更新日期：2003-03-15 00:00:00

abstract：RATIONALE:Cytokine receptors can be markers defining different T-cell subsets and considered as therapeutic targets. The association of IL-6 and IL-6 receptor α (IL-6Rα) with asthma was reported, suggesting their involvement in asthma. OBJECTIVES:To determine whether and how IL-6Rα defines a distinct effector memory (...

journal_title：American journal of respiratory and critical care medicine

authors： Lee N,You S,Shin MS,Lee WW,Kang KS,Kim SH,Kim WU,Homer RJ,Kang MJ,Montgomery RR,Dela Cruz CS,Shaw AC,Lee PJ,Chupp GL,Hwang D,Kang I

更新日期：2014-12-15 00:00:00

abstract：RATIONALE:There is a need to develop novel noninvasive imaging biomarkers that help to evaluate antiinflammatory asthma treatments. OBJECTIVES:To investigate whether the extent of the segmental lung edema measured noninvasively using turbo-inversion recovery-magnitude magnetic resonance imaging (TIRM MRI) corresponds ...

journal_title：American journal of respiratory and critical care medicine

authors： Vogel-Claussen J,Renne J,Hinrichs J,Schönfeld C,Gutberlet M,Schaumann F,Winkler C,Faulenbach C,Krug N,Wacker FK,Hohlfeld JM

更新日期：2014-03-15 00:00:00

abstract：:Cigarette smoking is the major factor responsible for chronic obstructive lung disease, but it occurs in only a minority of smokers. Smoking is associated with increased susceptibility to pulmonary infections and with a neutrophil- and macrophage-rich inflammation of the small airways. We compared concentrations of tu...

journal_title：American journal of respiratory and critical care medicine

authors： McCrea KA,Ensor JE,Nall K,Bleecker ER,Hasday JD

更新日期：1994-09-01 00:00:00

abstract：RATIONALE:The role of NADPH oxidase activation in pneumonia is complex because reactive oxygen species contribute to both microbial killing and regulation of the acute pulmonary infiltrate. The relative importance of each role remains poorly defined in community-acquired pneumonia. OBJECTIVES:We evaluated the contribu...

journal_title：American journal of respiratory and critical care medicine

authors： Marriott HM,Jackson LE,Wilkinson TS,Simpson AJ,Mitchell TJ,Buttle DJ,Cross SS,Ince PG,Hellewell PG,Whyte MK,Dockrell DH

更新日期：2008-04-15 00:00:00

abstract：:Critical illness is not a discrete disease state or syndrome. It is the culmination of a multiplicity of heterogeneous disease states and their varied health trajectories leading to extreme illness that requires advanced life support in a distinct geographic location in the hospital. It is a marker of newly acquired o...

journal_title：American journal of respiratory and critical care medicine

authors： Herridge MS

更新日期：2017-12-01 00:00:00

abstract：:Successful bronchodilator therapy with a metered-dose inhaler (MDI) in intubated, mechanically ventilated patients requires adequate delivery of aerosol to the lower respiratory tract. We determined the effect of ventilator mode, inspiratory flow pattern, humidity, and spontaneous respiratory effort on albuterol deliv...

journal_title：American journal of respiratory and critical care medicine

authors： Fink JB,Dhand R,Duarte AG,Jenne JW,Tobin MJ

更新日期：1996-08-01 00:00:00

abstract：:Hypersensitivity pneumonitis (HP) represents an immunologic reaction of the pulmonary parenchyma to an inhaled agent. Since tumor necrosis factor (TNF)-alpha is thought to be involved in the pathogenesis of HP, and polymorphisms in the TNF genes have been associated with variations in the production of TNF-alpha, we i...

journal_title：American journal of respiratory and critical care medicine

authors： Schaaf BM,Seitzer U,Pravica V,Aries SP,Zabel P

更新日期：2001-02-01 00:00:00

abstract：RATIONALE:There is conflicting information about the development and resolution of airway inflammation and airway hyperresponsiveness (AHR) after repeated airway exposure to allergen in sensitized mice. METHODS:Sensitized BALB/c and C57BL/6 mice were exposed to repeated allergen challenge on 3, 7, or 11 occasions. Air...

journal_title：American journal of respiratory and critical care medicine

authors： Koya T,Kodama T,Takeda K,Miyahara N,Yang ES,Taube C,Joetham A,Park JW,Dakhama A,Gelfand EW

更新日期：2006-01-01 00:00:00

abstract：:The aim of this study was to assess positive end-expiratory pressure (PEEP)-induced lung overdistension and alveolar recruitment in six patients with acute lung injury (ALI) using a computed tomographic (CT) scan method. Lung overdistension was first determined in six healthy volunteers in whom CT sections were obtain...

journal_title：American journal of respiratory and critical care medicine

authors： Vieira SR,Puybasset L,Richecoeur J,Lu Q,Cluzel P,Gusman PB,Coriat P,Rouby JJ

更新日期：1998-11-01 00:00:00

abstract：:Acute sustained hypoxia causes an early rise in ventilation, followed by a reduction in ventilation ("roll off") after several minutes to levels below the peak but above baseline. The underlying mechanism(s) of this biphasic response is unclear. Hypoxia induces changes in the release and metabolic turnover of glutamat...

journal_title：American journal of respiratory and critical care medicine

authors： Soto-Arape I,Burton MD,Kazemi H

更新日期：1995-04-01 00:00:00

abstract：:Daily symptom, peak expiratory flow rate (PEFR), and medication diaries are often used in clinical trials of treatments for asthma on the assumption that they provide a better estimate of clinical status than does a questionnaire completed in the clinic. We conducted a study with the aim of comparing the measurement p...

journal_title：American journal of respiratory and critical care medicine

authors： Juniper EF,O'Byrne PM,Ferrie PJ,King DR,Roberts JN

更新日期：2000-10-01 00:00:00

abstract：:We have previously reported differential impairment of pulmonary and systemic vascular contractility in hyperdynamic sepsis. The objectives of this study were (1) to determine whether the magnitude of this phenomenon depends on the control group chosen for comparison, and (2) to examine the role of nitric oxide (NO) i...

journal_title：American journal of respiratory and critical care medicine

authors： Yaghi A,Paterson NA,McCormack DG

更新日期：1995-03-01 00:00:00

abstract：:Chronic obstructive pulmonary disease (COPD) is a syndrome of chronic wasting, in part associated with a chronic inflammatory response. The aim of this study was to investigate cross-sectionally and prospectively the potential role of leptin in relation to systemic inflammation in the regulation of the energy balance ...

journal_title：American journal of respiratory and critical care medicine

authors： Schols AM,Creutzberg EC,Buurman WA,Campfield LA,Saris WH,Wouters EF

更新日期：1999-10-01 00:00:00

abstract：RATIONALE:Tissue resident memory T cells play a critical role in the defense against inhaled pathogens. The isolation and study of human lung tissue resident memory T cells and lung resident macrophages is limited by experimental constraints. OBJECTIVES:To characterize the spatial and functional relationship between l...

journal_title：American journal of respiratory and critical care medicine

authors： Snyder ME,Sembrat J,Noda K,Myerburg MM,Craig A,Mitash N,Harano T,Furukawa M,Pilewski J,McDyer J,Rojas M,Sanchez P

更新日期：2020-12-11 00:00:00

abstract：RATIONALE:Current thinking accredits eosinophils with preeminent contributions to allergic airway responses, including a major role in the development of airway remodeling, a process thought to significantly contribute to airway dysfunction. However, direct evidence in support of this notion is limited and often contro...

journal_title：American journal of respiratory and critical care medicine

authors： Fattouh R,Al-Garawi A,Fattouh M,Arias K,Walker TD,Goncharova S,Coyle AJ,Humbles AA,Jordana M

更新日期：2011-01-15 00:00:00

abstract：:The failure of patients to adhere to physician-prescribed regimens, either pharmacologic or behavioral, has been well documented in medical literature. Poor adherence to asthma medication regimens has been repeatedly demonstrated in both children and adults, with rates of nonadherence commonly reported from 30 to 70%....

journal_title：American journal of respiratory and critical care medicine

authors： Rand CS,Wise RA

更新日期：1994-02-01 00:00:00

abstract：:Genes for the chemokine receptors CCR5 and CCR2 are characterized by polymorphisms resulting in a nonfunctional receptor expression. Ligands for CCR2 and CCR5 (chemokines monocyte chemotactic protein-1 [MCP-1] and RANTES) are implicated in the pathogenesis of sarcoidosis. We have, therefore, analyzed polymorphisms of ...

journal_title：American journal of respiratory and critical care medicine

authors： Petrek M,Drábek J,Kolek V,Zlámal J,Welsh KI,Bunce M,Weigl E,Du Bois R

更新日期：2000-09-01 00:00:00

abstract：:Silicosis is characterized by fibrosing nodular lesions that may eventually develop into progressive massive fibrosis (PMF). Cytokines (interleukin-1beta [IL-1beta], tumor necrosis factor-alpha [TNF-alpha] and growth factors insulin-like growth factor-1 [IGF-1] platelet-derived growth factor [PDGF]) have been implicat...

journal_title：American journal of respiratory and critical care medicine

authors： Jagirdar J,Begin R,Dufresne A,Goswami S,Lee TC,Rom WN

更新日期：1996-10-01 00:00:00

abstract：:An imbalance between neutrophil proteases and the surrounding antiproteases is critical in the normal functioning of the neutrophil. Enzyme activity is of importance in cell migration and may play a role in some beneficial aspects of host defense. However, when persistent or excessive this imbalance can be detrimental...

journal_title：American journal of respiratory and critical care medicine

authors： Stockley RA

更新日期：1999-11-01 00:00:00

abstract：:The human pleural space is lined by a single layer of mesothelial cells, the intracellular pH (pH(i)) of which has never been investigated. In the present study, the intrinsic buffering power of H+ ions (beta(i)) and the pH(i) regulatory systems were investigated in primary cultures of human pleural mesothelial cells ...

journal_title：American journal of respiratory and critical care medicine

authors： Liaw YS,Yang PC,Yu CJ,Kuo SH,Luh KT,Lin YJ,Wu ML

更新日期：1997-02-01 00:00:00