abstract：RATIONALE:Sepsis refers to the clinical syndrome of severe systemic inflammation precipitated by infection. Despite appropriate antimicrobial therapy, sepsis-related morbidity and mortality remain intractable problems in critically ill patients. Moreover, there is no specific treatment strategy for the syndrome of seps...

journal_title：American journal of respiratory and critical care medicine

authors： Mei SH,Haitsma JJ,Dos Santos CC,Deng Y,Lai PF,Slutsky AS,Liles WC,Stewart DJ

更新日期：2010-10-15 00:00:00

abstract：RATIONALE:Obstructive sleep apnea (OSA) is hypothesized to be influenced by genes within pathways involved with obesity, craniofacial development, inflammation, and ventilatory control. OBJECTIVES:We conducted the first candidate gene study of OSA using family data from European Americans and African Americans, select...

journal_title：American journal of respiratory and critical care medicine

authors： Larkin EK,Patel SR,Goodloe RJ,Li Y,Zhu X,Gray-McGuire C,Adams MD,Redline S

更新日期：2010-10-01 00:00:00

abstract：RATIONALE:Brief recurrent apneas in preterm infants and adults can precipitate rapid and severe arterial O(2) desaturation for reasons that remain unclear. OBJECTIVES:We tested a mathematically derived hypothesis that when breathing terminates apnea, mixed-venous hypoxemia continues into the subsequent apnea; as a res...

journal_title：American journal of respiratory and critical care medicine

authors： Sands SA,Edwards BA,Kelly VJ,Skuza EM,Davidson MR,Wilkinson MH,Berger PJ

更新日期：2010-10-01 00:00:00

abstract：RATIONALE:Patients with chronic obstructive pulmonary disease (COPD) show a poor response to corticosteroids. This has been linked to a reduction of histone deacetylase-2 as a result of oxidative stress and is reversed by theophylline. OBJECTIVES:To determine the role of phosphoinositide-3-kinase-delta (PI3K-δ) on the...

journal_title：American journal of respiratory and critical care medicine

authors： To Y,Ito K,Kizawa Y,Failla M,Ito M,Kusama T,Elliott WM,Hogg JC,Adcock IM,Barnes PJ

更新日期：2010-10-01 00:00:00

abstract：RATIONALE:Idiopathic pulmonary fibrosis (IPF) is caused by alterations in expression of proteins involved in multiple pathways, including matrix deposition, inflammation, injury, and repair. OBJECTIVES:To understand the pathogenic changes in lung protein expression in IPF and to evaluate apolipoprotein (Apo) A-I as a ...

journal_title：American journal of respiratory and critical care medicine

authors： Kim TH,Lee YH,Kim KH,Lee SH,Cha JY,Shin EK,Jung S,Jang AS,Park SW,Uh ST,Kim YH,Park JS,Sin HG,Youm W,Koh ES,Cho SY,Paik YK,Rhim TY,Park CS

更新日期：2010-09-01 00:00:00

abstract：RATIONALE:Most patients with pulmonary arterial hypertension (PAH) die from right heart failure. Beta-adrenergic receptor blockade reduces mortality by about 30% in patients with left-sided systolic heart failure, but is not used in PAH. OBJECTIVES:To assess the effect of the adrenergic receptor blocker carvedilol on ...

journal_title：American journal of respiratory and critical care medicine

authors： Bogaard HJ,Natarajan R,Mizuno S,Abbate A,Chang PJ,Chau VQ,Hoke NN,Kraskauskas D,Kasper M,Salloum FN,Voelkel NF

更新日期：2010-09-01 00:00:00

abstract：:Thyroid transcription factor-1 (TTF-1) deficiency syndrome is characterized by neurologic, thyroidal, and pulmonary dysfunction. Children usually have mild-to-severe respiratory symptoms and occasionally die of respiratory failure. Herein, we describe an infant with a constitutional 14q12-21.3 haploid deletion encompa...

journal_title：American journal of respiratory and critical care medicine

authors： Galambos C,Levy H,Cannon CL,Vargas SO,Reid LM,Cleveland R,Lindeman R,deMello DE,Wert SE,Whitsett JA,Perez-Atayde AR,Kozakewich H

更新日期：2010-08-15 00:00:00

abstract：RATIONALE:Extensively drug-resistant (XDR) tuberculosis (TB) may arise in individuals on treatment for multidrug-resistant (MDR) TB. Preventing this amplification of resistance will likely improve clinical outcomes and delay the secondary spread of XDR-TB. OBJECTIVES:To measure the proportion of individuals that devel...

journal_title：American journal of respiratory and critical care medicine

authors： Shin SS,Keshavjee S,Gelmanova IY,Atwood S,Franke MF,Mishustin SP,Strelis AK,Andreev YG,Pasechnikov AD,Barnashov A,Tonkel TP,Cohen T

更新日期：2010-08-01 00:00:00

abstract：RATIONALE:Reactivation tuberculosis (TB) occurs as a result of reactivation of latent TB infection (LTBI), and was reported to occur in the United States at a rate of 0.10 to 0.16 cases per 100 person-years in the 1950s; it has not been measured since. OBJECTIVES:To calculate the rate of reactivation TB in a U.S. comm...

journal_title：American journal of respiratory and critical care medicine

authors： Horsburgh CR Jr,O'Donnell M,Chamblee S,Moreland JL,Johnson J,Marsh BJ,Narita M,Johnson LS,von Reyn CF

更新日期：2010-08-01 00:00:00

abstract：RATIONALE:The degree to which chronic respiratory health effects caused by exposures to cotton dust and endotoxin is reversible after cessation of textile work is unknown. OBJECTIVES:To investigate changes in lung function and respiratory symptoms after cessation of textile work and to determine whether past exposure ...

journal_title：American journal of respiratory and critical care medicine

authors： Shi J,Hang JQ,Mehta AJ,Zhang HX,Dai HL,Su L,Eisen EA,Christiani DC

更新日期：2010-07-15 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：RATIONALE:Amplification of distal 3q is the most common genomic aberration in squamous lung cancer (SQC). SQC develops in a multistage progression from normal bronchial epithelium through dysplasia to invasive disease. Identifying the key driver events in the early pathogenesis of SQC will facilitate the search for pre...

journal_title：American journal of respiratory and critical care medicine

authors： McCaughan F,Pole JC,Bankier AT,Konfortov BA,Carroll B,Falzon M,Rabbitts TH,George PJ,Dear PH,Rabbitts PH

更新日期：2010-07-01 00:00:00

abstract：:Diseases of the respiratory tract are among the leading causes of death in the world population. Increasing evidence points to a key role of the innate immune system with its pattern recognition receptors (PRRs) in both infectious and noninfectious lung diseases, which include pneumonia, chronic obstructive pulmonary ...

journal_title：American journal of respiratory and critical care medicine

authors： Opitz B,van Laak V,Eitel J,Suttorp N

更新日期：2010-06-15 00:00:00

abstract：RATIONALE:The sympathetic nervous system has been reported to be activated in pulmonary arterial hypertension (PAH). OBJECTIVES:We investigated the prognostic significance of muscle sympathetic nervous system activity (MSNA) in PAH. METHODS:Thirty-two patients with PAH were included in the study and underwent a measu...

journal_title：American journal of respiratory and critical care medicine

authors： Ciarka A,Doan V,Velez-Roa S,Naeije R,van de Borne P

更新日期：2010-06-01 00:00:00

abstract：RATIONALE:Obstructive sleep apnea (OSA) is a highly prevalent disorder in children, in which enlarged adenotonsillar tissues (AT) play a major pathophysiologic role. Mechanisms leading to the proliferation and hypertrophy of AT in children who subsequently develop OSA remain unknown, and surgical extirpation of AT is a...

journal_title：American journal of respiratory and critical care medicine

authors： Khalyfa A,Gharib SA,Kim J,Dayyat E,Snow AB,Bhattacharjee R,Kheirandish-Gozal L,Goldman JL,Gozal D

更新日期：2010-05-15 00:00:00

abstract：RATIONALE:Exhaled nitric oxide (Fe(NO)) is a biomarker of airway inflammation in mild to moderate asthma. However, whether Fe(NO) levels are informative regarding airway inflammation in patients with severe asthma, who are refractory to conventional treatment, is unknown. Here, we hypothesized that classification of se...

journal_title：American journal of respiratory and critical care medicine

authors： Dweik RA,Sorkness RL,Wenzel S,Hammel J,Curran-Everett D,Comhair SA,Bleecker E,Busse W,Calhoun WJ,Castro M,Chung KF,Israel E,Jarjour N,Moore W,Peters S,Teague G,Gaston B,Erzurum SC,National Heart, Lung, and Blood Insti

更新日期：2010-05-15 00:00:00

abstract：RATIONALE:Allergic asthma is characterized by reversible airway obstruction, lung inflammation, and airway hyperresponsiveness (AHR). Previous studies using leukotriene B(4) (LTB(4)) receptor 1-deficient mice and adoptive transfer experiments have suggested that LTB(4) plays a role in lung inflammation and AHR. OBJECT...

journal_title：American journal of respiratory and critical care medicine

authors： Rao NL,Riley JP,Banie H,Xue X,Sun B,Crawford S,Lundeen KA,Yu F,Karlsson L,Fourie AM,Dunford PJ

更新日期：2010-05-01 00:00:00

abstract：RATIONALE:IL-4 and IL-13 share many biological functions important in the development of allergic airway inflammation and are implicated in the pathogenesis of asthma. AMG 317 is a fully human monoclonal antibody to IL-4Ralpha that blocks both IL-4 and IL-13 pathways. OBJECTIVES:To evaluate efficacy and safety of AMG ...

journal_title：American journal of respiratory and critical care medicine

authors： Corren J,Busse W,Meltzer EO,Mansfield L,Bensch G,Fahrenholz J,Wenzel SE,Chon Y,Dunn M,Weng HH,Lin SL

更新日期：2010-04-15 00:00:00

abstract：RATIONALE:The effects of high positive end-expiratory pressure (PEEP) strictly depend on lung recruitability, which varies widely during acute respiratory distress syndrome (ARDS). Unfortunately, increasing PEEP may lead to opposing effects on two main factors potentially worsening the lung injury, that is, alveolar st...

journal_title：American journal of respiratory and critical care medicine

authors： Caironi P,Cressoni M,Chiumello D,Ranieri M,Quintel M,Russo SG,Cornejo R,Bugedo G,Carlesso E,Russo R,Caspani L,Gattinoni L

更新日期：2010-03-15 00:00:00

abstract：RATIONALE:Obstructive sleep apnea (OSA), a treatable sleep disorder that is associated with alterations in glucose metabolism in individuals without diabetes, is a highly prevalent comorbidity of type 2 diabetes. However, it is not known whether the severity of OSA is a predictor of glycemic control in patients with di...

journal_title：American journal of respiratory and critical care medicine

authors： Aronsohn RS,Whitmore H,Van Cauter E,Tasali E

更新日期：2010-03-01 00:00:00

abstract：RATIONALE:Previous investigations have identified several potential predictors of outcomes from lung volume reduction surgery (LVRS). A concern regarding these studies has been their small sample size, which may limit generalizability. We therefore sought to examine radiographic and physiologic predictors of surgical o...

journal_title：American journal of respiratory and critical care medicine

authors： Washko GR,Martinez FJ,Hoffman EA,Loring SH,Estépar RS,Diaz AA,Sciurba FC,Silverman EK,Han MK,Decamp M,Reilly JJ,National Emphysema Treatment Trial Research Group.

更新日期：2010-03-01 00:00:00

abstract：RATIONALE:The Severe Asthma Research Program cohort includes subjects with persistent asthma who have undergone detailed phenotypic characterization. Previous univariate methods compared features of mild, moderate, and severe asthma. OBJECTIVES:To identify novel asthma phenotypes using an unsupervised hierarchical clu...

journal_title：American journal of respiratory and critical care medicine

authors： Moore WC,Meyers DA,Wenzel SE,Teague WG,Li H,Li X,D'Agostino R Jr,Castro M,Curran-Everett D,Fitzpatrick AM,Gaston B,Jarjour NN,Sorkness R,Calhoun WJ,Chung KF,Comhair SA,Dweik RA,Israel E,Peters SP,Busse WW,Erzurum

更新日期：2010-02-15 00:00:00

abstract：RATIONALE:Susceptibility to tuberculosis is not only determined by Mycobacterium tuberculosis infection, but also by the genetic component of the host. The pleiotropic cytokine tumor necrosis factor-alpha is essential to control tuberculosis infection, and various tumor necrosis factor family members and their respecti...

journal_title：American journal of respiratory and critical care medicine

authors： Möller M,Flachsbart F,Till A,Thye T,Horstmann RD,Meyer CG,Osei I,van Helden PD,Hoal EG,Schreiber S,Nebel A,Franke A

更新日期：2010-02-15 00:00:00

abstract：RATIONALE:Mast cells have important roles in innate immunity and tissue remodeling but have remained poorly studied in inflammatory airway diseases like chronic obstructive pulmonary disease (COPD). OBJECTIVES:To perform a detailed histological characterization of human lung mast cell populations at different severiti...

journal_title：American journal of respiratory and critical care medicine

authors： Andersson CK,Mori M,Bjermer L,Löfdahl CG,Erjefält JS

更新日期：2010-02-01 00:00:00

abstract：RATIONALE:Although intensive care units (ICUs) were created for patients with life-threatening illnesses, the ICU environment generates a high risk of iatrogenic events. Identifying medical errors (MEs) that serve as indicators for iatrogenic risk is crucial for purposes of reporting and prevention. OBJECTIVES:We desc...

journal_title：American journal of respiratory and critical care medicine

authors： Garrouste-Orgeas M,Timsit JF,Vesin A,Schwebel C,Arnodo P,Lefrant JY,Souweine B,Tabah A,Charpentier J,Gontier O,Fieux F,Mourvillier B,Troché G,Reignier J,Dumay MF,Azoulay E,Reignier B,Carlet J,Soufir L,OUTCOMEREA Stu

更新日期：2010-01-15 00:00:00

abstract：RATIONALE:Studies in humans and rodents have indicated a causative role for CD8(+) T cells in IgE-mediated allergic inflammation, but their function is still controversial. OBJECTIVES:To analyze the role of allergen-specific CD8(+) T cells during the development of allergic airway inflammation in two parallel but dive...

journal_title：American journal of respiratory and critical care medicine

authors： Aguilar-Pimentel JA,Alessandrini F,Huster KM,Jakob T,Schulz H,Behrendt H,Ring J,de Angelis MH,Busch DH,Mempel M,Ollert M

更新日期：2010-01-01 00:00:00

abstract：RATIONALE:The contribution of interferon-gamma release assays (IGRAs) to appropriate risk stratification of active tuberculosis suspects has not been studied. OBJECTIVES:To determine whether the addition of quantitative IGRA results to a prediction model incorporating clinical criteria improves risk stratification of ...

journal_title：American journal of respiratory and critical care medicine

authors： Metcalfe JZ,Cattamanchi A,Vittinghoff E,Ho C,Grinsdale J,Hopewell PC,Kawamura LM,Nahid P

更新日期：2010-01-01 00:00:00

abstract：RATIONALE:Chronic obstructive pulmonary disease (COPD) is increasingly recognized as a multicomponent disease with systemic consequences and effects on quality of life. Single measures such as lung function provide a limited reflection of how the disease affects patients. Composite measures have the potential to accoun...

journal_title：American journal of respiratory and critical care medicine

authors： Jones RC,Donaldson GC,Chavannes NH,Kida K,Dickson-Spillmann M,Harding S,Wedzicha JA,Price D,Hyland ME

更新日期：2009-12-15 00:00:00

abstract：RATIONALE:Asthma is a chronic inflammatory airway disease that affects more than 300 million individuals worldwide. Asthma is caused by interaction of genetic and environmental factors. Bronchial hyperresponsiveness (BHR) is a hallmark of asthma and results from increased sensitivity of the airways to physical or chemi...

journal_title：American journal of respiratory and critical care medicine

authors： Koppelman GH,Meyers DA,Howard TD,Zheng SL,Hawkins GA,Ampleford EJ,Xu J,Koning H,Bruinenberg M,Nolte IM,van Diemen CC,Boezen HM,Timens W,Whittaker PA,Stine OC,Barton SJ,Holloway JW,Holgate ST,Graves PE,Martinez FD,

更新日期：2009-11-15 00:00:00

abstract：RATIONALE:Data regarding the influence of ambient air pollution on infant bronchiolitis are few. OBJECTIVES:We evaluated the impact of several air pollutants and their sources on infant bronchiolitis. METHODS:Infants in the Georgia Air Basin of British Columbia with an inpatient or outpatient clinical encounter for b...

journal_title：American journal of respiratory and critical care medicine

authors： Karr CJ,Demers PA,Koehoorn MW,Lencar CC,Tamburic L,Brauer M

更新日期：2009-11-15 00:00:00

abstract：RATIONALE:Sublingual allergen-specific immunotherapy is gaining popularity for treatment of allergic diseases, but underlying immunological mechanisms are unresolved. OBJECTIVES:To perform detailed immunological investigation of sublingual house dust mite (HDM) immunotherapy. METHODS:A 12-month randomized double-blin...

journal_title：American journal of respiratory and critical care medicine

authors： O'Hehir RE,Gardner LM,de Leon MP,Hales BJ,Biondo M,Douglass JA,Rolland JM,Sandrini A

更新日期：2009-11-15 00:00:00

abstract：RATIONALE:Statin use has been linked to improved lung health in asthma and chronic obstructive pulmonary disease. We hypothesize that statins inhibit allergic airway inflammation and reduce airway hyperreactivity via a mevalonate-dependent mechanism. OBJECTIVES:To determine whether simvastatin attenuates airway inflam...

journal_title：American journal of respiratory and critical care medicine

authors： Zeki AA,Franzi L,Last J,Kenyon NJ

更新日期：2009-10-15 00:00:00

abstract：RATIONALE:Severe pulmonary arterial hypertension (PAH) is characterized by the formation of plexiform lesions and concentric intimal fibrosis in small pulmonary arteries. The origin of cells contributing to these vascular lesions is uncertain. Endogenous endothelial progenitor cells are potential contributors to this p...

journal_title：American journal of respiratory and critical care medicine

authors： Toshner M,Voswinckel R,Southwood M,Al-Lamki R,Howard LS,Marchesan D,Yang J,Suntharalingam J,Soon E,Exley A,Stewart S,Hecker M,Zhu Z,Gehling U,Seeger W,Pepke-Zaba J,Morrell NW

更新日期：2009-10-15 00:00:00

abstract：RATIONALE:The rapid diagnosis of pulmonary tuberculosis (TB) is difficult when acid fast bacilli (AFB) cannot be detected in sputum smears. OBJECTIVES:Following a proof of principle study, we examined in routine clinical practice whether individuals with sputum AFB smear-negative TB can be discriminated from those wit...

journal_title：American journal of respiratory and critical care medicine

authors： Jafari C,Thijsen S,Sotgiu G,Goletti D,Domínguez Benítez JA,Losi M,Eberhardt R,Kirsten D,Kalsdorf B,Bossink A,Latorre I,Migliori GB,Strassburg A,Winteroll S,Greinert U,Richeldi L,Ernst M,Lange C,Tuberculosis Network Eu

更新日期：2009-10-01 00:00:00

abstract：RATIONALE:Cigarette smoking is a risk factor for diffuse parenchymal lung disease. Risk factors for subclinical parenchymal lung disease have not been described. OBJECTIVES:To determine if cigarette smoking is associated with subclinical parenchymal lung disease, as measured by spirometric restriction and regions of h...

journal_title：American journal of respiratory and critical care medicine

authors： Lederer DJ,Enright PL,Kawut SM,Hoffman EA,Hunninghake G,van Beek EJ,Austin JH,Jiang R,Lovasi GS,Barr RG

更新日期：2009-09-01 00:00:00

abstract：RATIONALE:Dyspnea is the impairing cardinal symptom of asthma but its accurate perception is also crucial for timely initiation of treatment. However, the underlying brain mechanisms of perceived dyspnea in patients with asthma are unknown. OBJECTIVES:To study brain mechanisms of dyspnea in asthma. METHODS:By using f...

journal_title：American journal of respiratory and critical care medicine

authors： von Leupoldt A,Sommer T,Kegat S,Eippert F,Baumann HJ,Klose H,Dahme B,Büchel C

更新日期：2009-08-01 00:00:00

abstract：RATIONALE:The molecular mechanisms underlying acute exacerbations of idiopathic pulmonary fibrosis (IPF) are poorly understood. We studied the global gene expression signature of acute exacerbations of IPF. OBJECTIVES:To understand the gene expression patterns of acute exacerbations of IPF. METHODS:RNA was extracted ...

journal_title：American journal of respiratory and critical care medicine

authors： Konishi K,Gibson KF,Lindell KO,Richards TJ,Zhang Y,Dhir R,Bisceglia M,Gilbert S,Yousem SA,Song JW,Kim DS,Kaminski N

更新日期：2009-07-15 00:00:00

abstract：RATIONALE:The promise of newborn screening (NBS) for cystic fibrosis (CF) has not been fully realized, and the extent of improvement in respiratory outcomes is unclear. We hypothesized that significant lung disease was present at diagnosis. OBJECTIVES:To determine the extent of lung disease in a geographically defined...

journal_title：American journal of respiratory and critical care medicine

authors： Sly PD,Brennan S,Gangell C,de Klerk N,Murray C,Mott L,Stick SM,Robinson PJ,Robertson CF,Ranganathan SC,Australian Respiratory Early Surveillance Team for Cystic Fibrosis (AREST-CF).

更新日期：2009-07-15 00:00:00

abstract：RATIONALE:The inadequacy of effector T-cell response in containment of tubercle bacilli is believed to result in the development of disseminated forms of tuberculosis (TB), such as miliary tuberculosis (MTB). Regulatory T cells (Treg) plausibly play a critical role in the immunopathogenesis of disseminated TB by suppre...

journal_title：American journal of respiratory and critical care medicine

authors： Sharma PK,Saha PK,Singh A,Sharma SK,Ghosh B,Mitra DK

更新日期：2009-06-01 00:00:00

abstract：RATIONALE:Th2 cytokines play an important role in allergic diseases. These cytokines activate signal transduction pathways, including Janus kinase/signal transducer and activator of transcription (STAT) signaling. Although the suppressor of cytokine signaling (SOCS) family protein, a negative regulator of the Janus kin...

journal_title：American journal of respiratory and critical care medicine

authors： Fukuyama S,Nakano T,Matsumoto T,Oliver BG,Burgess JK,Moriwaki A,Tanaka K,Kubo M,Hoshino T,Tanaka H,McKenzie AN,Matsumoto K,Aizawa H,Nakanishi Y,Yoshimura A,Black JL,Inoue H

更新日期：2009-06-01 00:00:00