Multiple-breath washout as a marker of lung disease in preschool children with cystic fibrosis.

abstract：:Sepsis is the most common cause of death in patients in the intensive care unit. Genome-wide gene expression analysis can provide insights into the molecular alterations of sepsis. Total mRNA was extracted from the livers of 6 uninfected control mice and 60 septic mice after infusion of either live Escherichia coli or...

journal_title：American journal of respiratory and critical care medicine

authors： Yu SL,Chen HW,Yang PC,Peck K,Tsai MH,Chen JJ,Lin FY

更新日期：2004-05-15 00:00:00

abstract：:We surveyed pulmonologists to determine which procedures they do in practice, where they learned the procedures, and how much training they recommend to attain and maintain clinical competence in each. We mailed a survey to a random sample of 1,000 members of the American College of Physicians who were identified as p...

journal_title：American journal of respiratory and critical care medicine

authors： Tape TG,Blank LL,Wigton RS

更新日期：1995-02-01 00:00:00

abstract：:Although the incidence of pulmonary hypertension is higher in female patients, numerous experimental studies have demonstrated better outcome in female animals, exacerbation of the disease after ovariectomy, and a strong protective effect of estrogen: a phenomenon known as the "estrogen paradox" of pulmonary hypertens...

journal_title：American journal of respiratory and critical care medicine

authors： Umar S,Rabinovitch M,Eghbali M

更新日期：2012-07-15 00:00:00

abstract：:Rationale: Decisions in medicine are made on the basis of knowledge and reasoning, often in shared conversations with patients and families in consideration of clinical practice guideline recommendations, individual preferences, and individual goals. Observational studies can provide valuable knowledge to inform guide...

journal_title：American journal of respiratory and critical care medicine

authors： Gershon AS,Lindenauer PK,Wilson KC,Rose L,Walkey AJ,Sadatsafavi M,Anstrom KJ,Au DH,Bender BG,Brookhart MA,Dweik RA,Han MK,Joo MJ,Lavergne V,Mehta AB,Miravitlles M,Mularski RA,Roche N,Oren E,Riekert KA,Schoenberg N

更新日期：2021-01-01 00:00:00

abstract：RATIONALE:There are few follow-up studies on long-term cardiopulmonary function after pulmonary endarterectomy (PEA), the operation of choice for chronic thromboembolic pulmonary hypertension (CTEPH). OBJECTIVES:To prospectively evaluate long-term outcome of patients with CTEPH treated with PEA. METHODS:Between 1994 ...

journal_title：American journal of respiratory and critical care medicine

authors： Corsico AG,D'Armini AM,Cerveri I,Klersy C,Ansaldo E,Niniano R,Gatto E,Monterosso C,Morsolini M,Nicolardi S,Tramontin C,Pozzi E,Viganò M

更新日期：2008-08-15 00:00:00

abstract：:Endothelin-1 (ET-1) is a potent endogenous vasoconstrictor that was recently shown to exhibit bronchoconstrictive properties in vitro. In asthmatic patients, the expression of ET-1 peptide was also shown to be increased in endobronchial biopsies. Thus, we postulated that ET-1 could be higher in subjects with nocturnal...

journal_title：American journal of respiratory and critical care medicine

authors： Kraft M,Beam WR,Wenzel SE,Zamora MR,O'Brien RF,Martin RJ

更新日期：1994-04-01 00:00:00

abstract：:The development of sensitization to inhaled allergens is determined by the interaction of multiple genetic and environmental influences. Occupational sensitization to low-molecular-weight chemicals allows a specific immunological response to an inhaled hapten to be studied in a well-defined population with characteriz...

journal_title：American journal of respiratory and critical care medicine

authors： Newman Taylor AJ,Cullinan P,Lympany PA,Harris JM,Dowdeswell RJ,du Bois RM

更新日期：1999-08-01 00:00:00

abstract：:The currently recommended prehospital treatment for carbon monoxide (CO) poisoning is administration of 100% O(2). We have shown in dogs that normocapnic hyperpnea with O(2) further accelerates CO elimination. The purpose of this study was to examine the relation between minute ventilation (V E) and the rate of elimin...

journal_title：American journal of respiratory and critical care medicine

authors： Takeuchi A,Vesely A,Rucker J,Sommer LZ,Tesler J,Lavine E,Slutsky AS,Maleck WH,Volgyesi G,Fedorko L,Iscoe S,Fisher JA

更新日期：2000-06-01 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：:We produced ovalbumin (OVA)-sensitized rats as an animal model of nasal allergy. Intranasal instillation of OVA induced hypertrophic and metaplastic changes of goblet cells in nasal epithelium of OVA- sensitized rats. Intraepithelial mucosubstance in nasal mucosa increased significantly at 24 h after 3 or 7 d of OVA i...

journal_title：American journal of respiratory and critical care medicine

authors： Shimizu T,Hirano H,Majima Y,Sakakura Y

更新日期：2000-05-01 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 management of indeterminate pulmonary nodules (IPNs) remains challenging, resulting in invasive procedures and delays in diagnosis and treatment. Strategies to decrease the rate of unnecessary invasive procedures and optimize surveillance regimens are needed.Objectives: To develop and validate a deep le...

journal_title：American journal of respiratory and critical care medicine

authors： Massion PP,Antic S,Ather S,Arteta C,Brabec J,Chen H,Declerck J,Dufek D,Hickes W,Kadir T,Kunst J,Landman BA,Munden RF,Novotny P,Peschl H,Pickup LC,Santos C,Smith GT,Talwar A,Gleeson F

更新日期：2020-07-15 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：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：RATIONALE:Breathing supplemental oxygen reduces breathlessness during exercise in patients with chronic obstructive pulmonary disease (COPD). Replacing nitrogen with helium reduces expiratory flow resistance and may improve lung emptying. Combining these treatments should be independently effective. OBJECTIVES:Study t...

journal_title：American journal of respiratory and critical care medicine

authors： Laude EA,Duffy NC,Baveystock C,Dougill B,Campbell MJ,Lawson R,Jones PW,Calverley PM

更新日期：2006-04-15 00:00:00

abstract：:In humans, respiratory viral infections lead to increased airway responsiveness and exacerbations of asthma. In the present study, the role of interleukin-5 (IL-5) in virus-induced airway hyperresponsiveness and inflammation was examined in guinea pigs. In animals treated with control antibody, parainfluenza-3 virus s...

journal_title：American journal of respiratory and critical care medicine

authors： van Oosterhout AJ,van Ark I,Folkerts G,van der Linde HJ,Savelkoul HF,Verheyen AK,Nijkamp FP

更新日期：1995-01-01 00:00:00

abstract：:Reduced diaphragm contractility has been described in normal subjects after whole body endurance exercise, and it indicates low frequency fatigue (LFF); it is unknown whether LFF is of clinical importance. We therefore studied the effect of treadmill exercise to exhaustion on diaphragm contractility in six patients wi...

journal_title：American journal of respiratory and critical care medicine

authors： Polkey MI,Kyroussis D,Keilty SE,Hamnegard CH,Mills GH,Green M,Moxham J

更新日期：1995-09-01 00:00:00

abstract：:Sarcoidosis is a systemic granulomatous disease of unknown etiology that primarily affects the lungs. The etiology remains unclear; however, environmental, genetic, ethnic, and familial factors probably modify expression of the disease. As an example, African Americans are at greater risk of mortality and morbidity th...

journal_title：American journal of respiratory and critical care medicine

authors： Martin WJ 2nd,Iannuzzi MC,Gail DB,Peavy HH

更新日期：2004-09-01 00:00:00

abstract：:Previous studies have shown that the allergic late airway response (LR) is dependent on the leukotriene (LT) pathway in Brown Norway (BN) rats. In this same model, interleukin-2 (IL-2) has been shown to increase allergic airway responses without increasing LT production. This study examined the relationship between th...

journal_title：American journal of respiratory and critical care medicine

authors： Nag S,Lamkhioued B,Renzi PM

更新日期：2002-06-01 00:00:00

abstract：:Lone cryptogenic fibrosing alveolitis (CFA) is a progressive interstitial lung disease, with a median survival of 3 to 6 yr from the onset of dyspnea. CFA can be subdivided into prognostically significant histopathologic patterns, including nonspecific interstitial pneumonia (NSIP). We reviewed 78 patients with a clin...

journal_title：American journal of respiratory and critical care medicine

authors： Nicholson AG,Colby TV,du Bois RM,Hansell DM,Wells AU

更新日期：2000-12-01 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: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：:The respiratory-related evoked potential (RREP) is the electroencephalographic response to brief inspiratory occlusion. The P3 component of the response reflects the active cognitive processing of stimulus information. This study investigated the RREP in 16 subjects with asthma and 16 control subjects. In addition, au...

journal_title：American journal of respiratory and critical care medicine

authors： Webster KE,Colrain IM

更新日期：2002-07-01 00:00:00

abstract：RATIONALE:Epithelial-mesenchymal transition (EMT) plays a key role in the development of chronic obstructive pulmonary disease (COPD) and lung cancer. OBJECTIVES:There are five major EMT regulatory genes (Snai1, Slug, Zeb1, Zeb2, and Twist1) involved in EMT. We hypothesized that germline variants in these genes may in...

journal_title：American journal of respiratory and critical care medicine

authors： Yang L,Yang X,Ji W,Deng J,Qiu F,Yang R,Fang W,Zhang L,Huang D,Xie C,Zhang H,Zhong N,Ran P,Zhou Y,Lu J

更新日期：2014-01-15 00:00:00

abstract：RATIONALE:Increasing epithelial repair and regeneration may hasten resolution of lung injury in patients with the acute respiratory distress syndrome (ARDS). In animal models of ARDS, keratinocyte growth factor (KGF) reduces injury and increases epithelial proliferation and repair. The effect of KGF in the human alveol...

journal_title：American journal of respiratory and critical care medicine

authors： Shyamsundar M,McAuley DF,Ingram RJ,Gibson DS,O'Kane D,McKeown ST,Edwards A,Taggart C,Elborn JS,Calfee CS,Matthay MA,O'Kane CM

更新日期：2014-06-15 00:00:00

abstract：:The role of lipoxygenase metabolites in the pathogenesis of endotoxin (LPS)-induced lung injury remains to be clarified. We investigated the contribution of peptide leukotrienes to LPS-induced acute lung injury using a potent antagonist, ONO-1078 (ONO). Experimental groups consisted of a saline group (n = 10), an LPS ...

journal_title：American journal of respiratory and critical care medicine

authors： Ishizaka A,Hasegawa N,Sakamaki F,Tasaka S,Nakamura H,Kishikawa K,Yamada A,Obata T,Sayama K,Urano T

更新日期：1994-11-01 00:00:00

abstract：RATIONALE:Long-term intermittent hypoxia (LTIH) exposure in adult mice, modeling oxygenation patterns of moderate-severe obstructive sleep apnea, results in lasting hypersomnolence and is associated with nitration and oxidation injuries in many brain regions, including wake-active regions. OBJECTIVES:We sought to dete...

journal_title：American journal of respiratory and critical care medicine

authors： Zhan G,Fenik P,Pratico D,Veasey SC

更新日期：2005-06-15 00:00:00

abstract：:Noninvasive and invasive diagnostic techniques have been shown to achieve comparable performances in the evaluation of suspected ventilator-associated pneumonia (VAP). We studied the impact of both approaches on outcome in a prospective, open, and randomized study in three intensive care units (ICUs) of a 1,000-bed te...

journal_title：American journal of respiratory and critical care medicine

authors： Ruiz M,Torres A,Ewig S,Marcos MA,Alcón A,Lledó R,Asenjo MA,Maldonaldo A

更新日期：2000-07-01 00:00:00

abstract：RATIONALE:Drug-resistant tuberculosis transmission in hospitals threatens staff and patient health. Surgical face masks used by patients with tuberculosis (TB) are believed to reduce transmission but have not been rigorously tested. OBJECTIVES:We sought to quantify the efficacy of surgical face masks when worn by pati...

journal_title：American journal of respiratory and critical care medicine

authors： Dharmadhikari AS,Mphahlele M,Stoltz A,Venter K,Mathebula R,Masotla T,Lubbe W,Pagano M,First M,Jensen PA,van der Walt M,Nardell EA

更新日期：2012-05-15 00:00:00

abstract：:In order to determine the long-term sequelae of prune belly syndrome (PBS) and whether the absence of abdominal wall musculature impairs exercise performance we studied nine patients 6 to 31 yr of age with PBS. Conventional spirometry, lung volumes, DLCO, and respiratory muscle strength were measured. A progressive 1-...

journal_title：American journal of respiratory and critical care medicine

authors： Ewig JM,Griscom NT,Wohl ME

更新日期：1996-04-01 00:00:00