The DD genotype of the angiotensin converting enzyme gene is negatively associated with right ventricular hypertrophy in male patients with chronic obstructive pulmonary disease.

abstract：:Physiologic adaptations after an 8-wk endurance training program were examined in 13 patients with chronic obstructive pulmonary disease (COPD) (age, 64 +/- 4 [SD] yr; FEV1, 43 +/- 9% pred; PaO2, 72 +/- 8 mm Hg; and PaCO2, 36 +/- 2 mm Hg) and in eight healthy sedentary control subjects (61 +/- 4 yr). Both pre- and pos...

journal_title：American journal of respiratory and critical care medicine

authors： Sala E,Roca J,Marrades RM,Alonso J,Gonzalez De Suso JM,Moreno A,Barberá JA,Nadal J,de Jover L,Rodriguez-Roisin R,Wagner PD

更新日期：1999-06-01 00:00:00

abstract：RATIONALE:Interferon-gamma (IFN-gamma) is of central interest in the study of tuberculosis. A number of single-gene mutations have been identified in the IFN-gamma signaling pathway that predispose to severe mycobacterial disease, but the relevance of polymorphism within these genes to the common phenotype of tuberculo...

journal_title：American journal of respiratory and critical care medicine

authors： Cooke GS,Campbell SJ,Sillah J,Gustafson P,Bah B,Sirugo G,Bennett S,McAdam KP,Sow O,Lienhardt C,Hill AV

更新日期：2006-08-01 00:00:00

abstract：RATIONALE:Occupational exposure to beryllium (Be) can result in chronic granulomatous inflammation characterized by the presence of Be-specific CD4+ T cells. Studies show that oxidative stress plays a role in the pathogenesis of chronic inflammatory disorders. OBJECTIVES:We hypothesized that Be-induced oxidative stres...

journal_title：American journal of respiratory and critical care medicine

authors： Dobis DR,Sawyer RT,Gillespie MM,Huang J,Newman LS,Maier LA,Day BJ

更新日期：2008-05-01 00:00:00

abstract：:Allergen inhalation causes airway hyperresponsiveness and airway inflammation in dogs. The purpose of this study was to determine whether allergen-induced airway hyperresponsiveness is associated with increases in oxygen radical production from bronchoalveolar lavage (BAL) cells. A group of 10 random-source dogs were ...

journal_title：American journal of respiratory and critical care medicine

authors： Stevens WH,Inman MD,Wattie J,O'Byrne PM

更新日期：1995-05-01 00:00:00

abstract：:The mechanisms of exertional dyspnea relief in response to supplemental oxygen (O2) in chronic airflow limitation (CAL) are not precisely known and are likely multifactorial. To explore factors contributing to the relief of dyspnea after oxygen administration, 11 patients with severe CAL (FEV1.0 = 39 +/- 3% predicted,...

journal_title：American journal of respiratory and critical care medicine

authors： O'Donnell DE,Bain DJ,Webb KA

更新日期：1997-02-01 00:00:00

abstract：:Obstructive apneas and hypopneas during sleep are a well recognized cause of excessive daytime sleepiness. Snoring is also associated with excess sleepiness, although it is not known whether this reflects an independent effect of snoring or whether snoring is simply a marker for obstructive sleep apnea. To further exp...

journal_title：American journal of respiratory and critical care medicine

authors： Gottlieb DJ,Yao Q,Redline S,Ali T,Mahowald MW

更新日期：2000-10-01 00:00:00

abstract：:Hepatopulmonary syndrome (HPS) is characterized by intrapulmonary vascular dilatations and an increased alveoloarterial oxygen difference (AaPO(2)). These abnormalities are related to augmented pulmonary nitric oxide (NO) production, dependent primarily on increases in the expression and activity of inducible NO-synth...

journal_title：American journal of respiratory and critical care medicine

authors： Rabiller A,Nunes H,Lebrec D,Tazi KA,Wartski M,Dulmet E,Libert JM,Mougeot C,Moreau R,Mazmanian M,Humbert M,Hervé P

更新日期：2002-08-15 00:00:00

abstract：:Acute lung injury was produced in C57BL/6 mice by the intratracheal (i.t.) administration of bleomycin (BLM). Following injection of 0.1 U BLM, CD3+ lymphocytes and the production of the T-helper-1 (Th1) lymphokines interleukin-2 (IL-2) and interferon-gamma (IFN-gamma) were increased in lung and lymph nodes. The produ...

journal_title：American journal of respiratory and critical care medicine

authors： Sharma SK,MacLean JA,Pinto C,Kradin RL

更新日期：1996-07-01 00:00:00

abstract：:Impaired lung epithelial Na(+) channel (ENaC) activity at the time of birth results in respiratory distress. To investigate potential mechanisms, the ontogeny and cellular distribution of the alphaENaC subunit mRNA expression was studied in normal, immature, and abnormal (hypoplastic) human fetal lungs using nonradioi...

journal_title：American journal of respiratory and critical care medicine

authors： Smith DE,Otulakowski G,Yeger H,Post M,Cutz E,O'Brodovich HM

更新日期：2000-04-01 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：:Rationale: To detect pulmonary arterial hypertension (PAH) at any early stage is a promising approach to optimize the outcome. Objectives: To investigate the impact of school ECG-based screening on detecting idiopathic or heritable (I/H)-PAH in the general pediatric population. Methods: This was a nationwide survey of...

journal_title：American journal of respiratory and critical care medicine

authors： Sawada H,Mitani Y,Nakayama T,Fukushima H,Kogaki S,Igarashi T,Ichida F,Ono Y,Nakanishi T,Doi S,Ishikawa S,Matsushima M,Yamada O,Saji T

更新日期：2019-06-01 00:00:00

abstract：RATIONALE:Outcome measures that integrate mortality and morbidity, like quality-adjusted life years (QALYs), have been proposed for critical care clinical trials. OBJECTIVES:We sought to describe the distribution of QALYs in critically ill patients and estimate sample size requirements for a hypothetical trial using Q...

journal_title：American journal of respiratory and critical care medicine

authors： Ferguson ND,Scales DC,Pinto R,Wilcox ME,Cook DJ,Guyatt GH,Schünemann HJ,Marshall JC,Herridge MS,Meade MO,Canadian Critical Care Trials Group.

更新日期：2013-02-01 00:00:00

abstract：RATIONALE:Patients with chronic obstructive pulmonary disease (COPD) frequently have albuminuria (indicative of renal endothelial cell injury) associated with hypoxemia. OBJECTIVES:To determine whether (1) cigarette smoke (CS)-induced pulmonary and renal endothelial cell injury explains the association between albumin...

journal_title：American journal of respiratory and critical care medicine

authors： Polverino F,Laucho-Contreras ME,Petersen H,Bijol V,Sholl LM,Choi ME,Divo M,Pinto-Plata V,Chetta A,Tesfaigzi Y,Celli BR,Owen CA

更新日期：2017-06-01 00:00:00

abstract：RATIONALE:Exacerbation of chronic obstructive pulmonary disease commonly causes hospitalization. The change in lung mechanics during exacerbation and its relationship to symptoms in spontaneously breathing individuals has not been described. OBJECTIVE:We hypothesized that changes in both airflow and lung volumes would...

journal_title：American journal of respiratory and critical care medicine

authors： Stevenson NJ,Walker PP,Costello RW,Calverley PM

更新日期：2005-12-15 00:00:00

abstract：RATIONALE:Little is known about the incidence of isoniazid-associated hepatitis in HIV-infected Africans who receive both isoniazid preventive therapy (IPT) and antiretroviral therapy (ART). OBJECTIVES:To assess the rate of and risk factors for isoniazid (INH)-associated hepatitis in persons living with HIV (PLWH) dur...

journal_title：American journal of respiratory and critical care medicine

authors： Tedla Z,Nyirenda S,Peeler C,Agizew T,Sibanda T,Motsamai O,Vernon A,Wells CD,Samandari T

更新日期：2010-07-15 00:00:00

abstract：:Airway smooth muscle (ASM) accumulation and enrichment of the extracellular matrix (ECM) with type I collagen and fibronectin are major pathologic features of airway remodeling in asthma. These ECM components confer enhanced ASM proliferation in vitro, but a requirement for specific integrin ECM receptors has not been...

journal_title：American journal of respiratory and critical care medicine

authors： Nguyen TT,Ward JP,Hirst SJ

更新日期：2005-02-01 00:00:00

abstract：RATIONALE:The incidence of influenza-associated acute respiratory failure is unknown. OBJECTIVES:To estimate the population-based incidence of influenza-associated acute respiratory failure hospitalizations. METHODS:This is a cohort study from January 2003 through March 2009 using hospitalization databases for Arizon...

journal_title：American journal of respiratory and critical care medicine

authors： Ortiz JR,Neuzil KM,Rue TC,Zhou H,Shay DK,Cheng PY,Cooke CR,Goss CH

更新日期：2013-09-15 00:00:00

abstract：RATIONALE:Studies in patients and experimental animals provide compelling evidence of the involvement of the major thrombin receptor, proteinase-activated receptor-1 (PAR(1)), and the potent chemokine, chemokine (CC motif) ligand-2 (CCL2)/monocyte chemotactic protein-1, in the pathogenesis of idiopathic pulmonary fibro...

journal_title：American journal of respiratory and critical care medicine

authors： Mercer PF,Johns RH,Scotton CJ,Krupiczojc MA,Königshoff M,Howell DC,McAnulty RJ,Das A,Thorley AJ,Tetley TD,Eickelberg O,Chambers RC

更新日期：2009-03-01 00:00:00

abstract：:Effects of nitric oxide (NO) and aerosolized terbutaline inhalation on ventilation-perfusion (VA/Q) distributions were determined during methacholine-induced bronchoconstriction in nine mechanically ventilated pigs. Animals inhaled, in random order, zero, 20, and 80 parts per million (ppm) of NO or aerosolized terbuta...

journal_title：American journal of respiratory and critical care medicine

authors： Putensen C,Räsänen J,López FA

更新日期：1995-01-01 00:00:00

abstract：:Until recently it was thought that age greater than 35 yr was the main risk factor for the development of drug-induced hepatitis (DIH) in patients receiving antituberculosis therapy. We conducted a study to determine whether infection with either the hepatitis C virus or the human immunodeficiency virus (HIV) were sig...

journal_title：American journal of respiratory and critical care medicine

authors： Ungo JR,Jones D,Ashkin D,Hollender ES,Bernstein D,Albanese AP,Pitchenik AE

更新日期：1998-06-01 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：RATIONALE:Although research supports a sleep-disordered breathing and atrial fibrillation association, prospective data examining sleep-disordered breathing predicting incident atrial fibrillation are lacking. OBJECTIVES:To investigate sleep-disordered breathing indices as predictors of incident atrial fibrillation. ...

journal_title：American journal of respiratory and critical care medicine

authors： May AM,Blackwell T,Stone PH,Stone KL,Cawthon PM,Sauer WH,Varosy PD,Redline S,Mehra R,MrOS Sleep (Outcomes of Sleep Disorders in Older Men) Study Group.

更新日期：2016-04-01 00:00:00

abstract：:To assess whether there is increased risk of tuberculous infection in children who traveled to or had a household visitor from a country having a high prevalence of tuberculosis, we conducted a case-control study. Children younger than 6 yr of age who had a tuberculin skin test read at public health clinics in areas o...

journal_title：American journal of respiratory and critical care medicine

authors： Lobato MN,Hopewell PC

更新日期：1998-12-01 00:00:00

abstract：:Exaggerated airway narrowing in response to bronchoconstricting stimuli is a characteristic feature of asthmatic subjects. It is unknown whether the site of airway narrowing differs in asthmatic subjects from that observed in normal subjects. Increased airway wall thickness has been suggested as a contributing cause f...

journal_title：American journal of respiratory and critical care medicine

authors： Okazawa M,Müller N,McNamara AE,Child S,Verburgt L,Paré PD

更新日期：1996-11-01 00:00:00

abstract：RATIONALE:The around-the-clock presence of an in-house attending critical care physician (24/7 coverage) is purported to be associated with improved outcomes among high-risk children with critical illness. OBJECTIVES:To evaluate the association of 24/7 in-house coverage with outcomes in children with critical illness....

journal_title：American journal of respiratory and critical care medicine

authors： Gupta P,Rettiganti M,Rice TB,Wetzel RC

更新日期：2016-12-15 00:00:00

abstract：RATIONALE:Secondhand tobacco smoke (SHS) and traffic-related air pollutants are associated with asthma and allergy. Diesel exhaust particles (DEPs) and SHS can interact with allergens in exacerbating allergic airway diseases through generation of reactive oxygen species. Glutathione S-transferases (GSTs) metabolize rea...

journal_title：American journal of respiratory and critical care medicine

authors： Gilliland FD,Li YF,Gong H Jr,Diaz-Sanchez D

更新日期：2006-12-15 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：:To investigate whether the language of dyspnea provides relevant clinical information in addition to that provided by ratings of overall dyspnea intensity when assessing subjective response to therapy, we conducted a prospective study in a cohort of 25 patients with acute asthma presenting to the emergency department ...

journal_title：American journal of respiratory and critical care medicine

authors： Moy ML,Lantin ML,Harver A,Schwartzstein RM

更新日期：1998-09-01 00:00:00

abstract：:Elevated levels of ambient particulate matter (PM(10)) have been associated with increased cardiopulmonary morbidity and mortality. We previously showed that the deposition of particles in the lung induces a systemic inflammatory response that includes stimulation of the bone marrow. This marrow response is related to...

journal_title：American journal of respiratory and critical care medicine

authors： van Eeden SF,Tan WC,Suwa T,Mukae H,Terashima T,Fujii T,Qui D,Vincent R,Hogg JC

更新日期：2001-09-01 00:00:00

abstract：RATIONALE:Hyponatremia is associated with decompensated heart failure and poor prognosis in patients with left ventricular systolic dysfunction. OBJECTIVES:We sought to determine if hyponatremia is associated with right heart failure and worse prognosis in patients with pulmonary arterial hypertension (PAH). METHODS:...

journal_title：American journal of respiratory and critical care medicine

authors： Forfia PR,Mathai SC,Fisher MR,Housten-Harris T,Hemnes AR,Champion HC,Girgis RE,Hassoun PM

更新日期：2008-06-15 00:00:00