Decreased arginine bioavailability and increased serum arginase activity in asthma.

abstract：:Survival is linked to the histopathologic distinction between usual interstitial pneumonia (UIP) and nonspecific interstitial pneumonia (NSIP), the most commonly encountered fibrotic idiopathic interstitial pneumonia. We retrospectively compared the prognostic significance of histopathologic diagnoses, baseline pulmon...

journal_title：American journal of respiratory and critical care medicine

authors： Latsi PI,du Bois RM,Nicholson AG,Colby TV,Bisirtzoglou D,Nikolakopoulou A,Veeraraghavan S,Hansell DM,Wells AU

更新日期：2003-09-01 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：:Collections of sputum from 105 patients with newly diagnosed pulmonary tuberculosis were made before and at 1 and 2 d after the start of chemotherapy with isoniazid (INH) alone given to groups of patients in doses of 600 mg, 300 mg, 150 mg, 75 mg, 37.5 mg, 18.75 mg, and 9 mg daily, as well as from an untreated group. ...

journal_title：American journal of respiratory and critical care medicine

authors： Donald PR,Sirgel FA,Botha FJ,Seifart HI,Parkin DP,Vandenplas ML,Van de Wal BW,Maritz JS,Mitchison DA

更新日期：1997-09-01 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：:Eotaxin, a selective chemoattractant for eosinophils, induces lung eosinophilia and bronchial hyperresponsiveness (BHR) when administered intratracheally to interleukin-5 (IL-5) transgenic mice. We determined whether these effects of eotaxin were mediated through the production of cysteinyl-leukotrienes. IL-5 transgen...

journal_title：American journal of respiratory and critical care medicine

authors： Hisada T,Salmon M,Nasuhara Y,Chung KF

更新日期：1999-08-01 00:00:00

abstract：RATIONALE:Exhaled carbon monoxide (CO) and arterial blood carboxyhemoglobin concentrations (Hb-CO) increase in inflammatory pulmonary diseases. OBJECTIVES:To study whether arterial Hb-CO is useful to monitor disease activity in patients with chronic obstructive pulmonary disease (COPD) who had stopped smoking. METHOD...

journal_title：American journal of respiratory and critical care medicine

authors： Yasuda H,Yamaya M,Nakayama K,Ebihara S,Sasaki T,Okinaga S,Inoue D,Asada M,Nemoto M,Sasaki H

更新日期：2005-06-01 00:00:00

abstract：RATIONALE:In clinical trials, patients with cystic fibrosis and a G551D mutation who received ivacaftor experienced improvements in pulmonary and nutritional outcomes. However, whether these improvements reflect a change in disease trajectory cannot be determined without longer-term analyses with an appropriate compara...

journal_title：American journal of respiratory and critical care medicine

authors： Sawicki GS,McKone EF,Pasta DJ,Millar SJ,Wagener JS,Johnson CA,Konstan MW

更新日期：2015-10-01 00:00:00

abstract：:The lungs of newborn rats exposed to 60% oxygen for 14 days develop an injury that shares morphologic similarities to human bronchopulmonary dysplasia (BPD). Neutrophil influx into the lung, as part of an inflammatory response, may play a pivotal role in the development of BPD. A neutrophil chemokine, cytokine-induced...

journal_title：American journal of respiratory and critical care medicine

authors： Yi M,Jankov RP,Belcastro R,Humes D,Copland I,Shek S,Sweezey NB,Post M,Albertine KH,Auten RL,Tanswell AK

更新日期：2004-12-01 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: Tidal expiratory flow limitation (tidal-EFL) is not completely avoidable by applying positive end-expiratory pressure and may cause respiratory and hemodynamic complications in ventilated patients with lungs prone to collapse. During spontaneous breathing, expiratory diaphragmatic contraction counteracts ti...

journal_title：American journal of respiratory and critical care medicine

authors： Pellegrini M,Gudmundsson M,Bencze R,Segelsjö M,Freden F,Rylander C,Hedenstierna G,Larsson AS,Perchiazzi G

更新日期：2020-05-15 00:00:00

abstract：:A dysfunction of pathways that normally cause contraction or relaxation of airways has been proposed to explain heightened levels of responsiveness produced by various insults to the airway. For example, we previously reported (4) that infection of cotton rats with the human respiratory syncytial virus (HRSV) leads to...

journal_title：American journal of respiratory and critical care medicine

authors： Colasurdo GN,Hemming VG,Prince GA,Gelfand AS,Loader JE,Larsen GL

更新日期：1998-05-01 00:00:00

abstract：:The aim of this study was to clarify the influence of gastroesophageal reflux (GER) on cough threshold in patients with digestive symptoms but free from respiratory involvement. Of 57 consecutive subjects referred for 24-h esophageal pH monitoring because of digestive reflux symptoms, 29 patients free from respiratory...

journal_title：American journal of respiratory and critical care medicine

authors： Ferrari M,Olivieri M,Sembenini C,Benini L,Zuccali V,Bardelli E,Bovo P,Cavallini G,Vantini I,Lo Cascio V

更新日期：1995-02-01 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：:We addressed the hypothesis that noncholinergic parasympathetic nerves modulate airway smooth-muscle (ASM) tone in guinea pigs. The NO synthase inhibitor L-N(G)-nitro-arginine (L-NNA) and the guanylate cyclase inhibitor 1H-[1,2,4]oxadiazolo[4,3-a]quinoxalin-1-one (ODQ) potentiated cholinergic contractions and partly i...

journal_title：American journal of respiratory and critical care medicine

authors： Kesler BS,Mazzone SB,Canning BJ

更新日期：2002-02-15 00:00:00

abstract：:The effects of exposure to environmental tobacco smoke (ETS) on pulmonary function were investigated in a random sample of 1,033 adults aged 40 to 69 yr from a residential area in Beijing. Compared with those not exposed, those exposed to ETS either at home or at work were associated with a 102-ml (SE = 40 ml) reducti...

journal_title：American journal of respiratory and critical care medicine

authors： Xu X,Li B

更新日期：1995-01-01 00:00:00

abstract：RATIONALE:Acute lung injury (ALI) acts as a complex genetic trait, yet its genetic risk factors remain incompletely understood. Large-scale genotyping has not previously been reported for ALI. OBJECTIVES:To identify ALI risk variants after major trauma using a large-scale candidate gene approach. METHODS:We performed...

journal_title：American journal of respiratory and critical care medicine

authors： Meyer NJ,Li M,Feng R,Bradfield J,Gallop R,Bellamy S,Fuchs BD,Lanken PN,Albelda SM,Rushefski M,Aplenc R,Abramova H,Atochina-Vasserman EN,Beers MF,Calfee CS,Cohen MJ,Pittet JF,Christiani DC,O'Keefe GE,Ware LB,May AK

更新日期：2011-05-15 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:The allergen inhalation challenge is used in clinical trials to test the efficacy of new treatments in attenuating the late-phase asthmatic response (LAR) and associated airway inflammation in subjects with allergic asthma. However, not all subjects with allergic asthma develop the LAR after allergen inhalati...

journal_title：American journal of respiratory and critical care medicine

authors： Singh A,Shannon CP,Kim YW,Yang CX,Balshaw R,Cohen Freue GV,Gauvreau GM,FitzGerald JM,Boulet LP,O'Byrne PM,Tebbutt SJ

更新日期：2018-02-15 00:00:00

abstract：RATIONALE:Patent foramen ovale (PFO) may be disadvantageous in chronic obstructive pulmonary disease (COPD). It is unknown whether right-to-left shunting through PFO increases during exercise impairing exercise performance. OBJECTIVES:To determine whether (1) PFO prevalence is greater in hypoxemic versus less hypoxemi...

journal_title：American journal of respiratory and critical care medicine

authors： Shaikh ZF,Kelly JL,Shrikrishna D,de Villa M,Mullen MJ,Hopkinson NS,Morrell MJ,Polkey MI

更新日期：2014-03-01 00:00:00

abstract：:We have recently demonstrated the development of systemic hypertension in a canine model of obstructive sleep apnea (OSA), but the underlying physiological mechanisms were not identified. Therefore, the purpose of this study was to examine the effect of OSA on arterial baroreceptor control of heart rate (HR) in this c...

journal_title：American journal of respiratory and critical care medicine

authors： Brooks D,Horner RL,Floras JS,Kozar LF,Render-Teixeira CL,Phillipson EA

更新日期：1999-04-01 00:00:00

abstract：RATIONALE:Platelets are essential for pulmonary leukocyte recruitment, airway hyperresponsiveness, and bronchial remodeling in animals with allergic inflammation and can be found in bronchoalveolar lavage of sensitized animals. No studies, however, have explored the direct migration of platelets to lungs. OBJECTIVES:T...

journal_title：American journal of respiratory and critical care medicine

authors： Pitchford SC,Momi S,Baglioni S,Casali L,Giannini S,Rossi R,Page CP,Gresele P

更新日期：2008-03-15 00:00:00

abstract：:Historically, infections caused by Mycobacterium tuberculosis have been treated simultaneously with isoniazid and rifampin. As a consequence of this combined therapy, strains resistant only to rifampin were rarely recovered. However, recently there has been an increasing number of reports describing HIV-positive patie...

journal_title：American journal of respiratory and critical care medicine

authors： Lutfey M,Della-Latta P,Kapur V,Palumbo LA,Gurner D,Stotzky G,Brudney K,Dobkin J,Moss A,Musser JM,Kreiswirth BN

更新日期：1996-02-01 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：RATIONALE:Pulmonary hypertension (PH) is a life-threatening disease, characterized by vascular remodeling and vasoconstriction. Evidence suggests that oxidative stress may contribute to the pathogenesis and/or development of PH. OBJECTIVES:In the present study, we examined whether intratracheal gene transfer of human ...

journal_title：American journal of respiratory and critical care medicine

authors： Kamezaki F,Tasaki H,Yamashita K,Tsutsui M,Koide S,Nakata S,Tanimoto A,Okazaki M,Sasaguri Y,Adachi T,Otsuji Y

更新日期：2008-01-15 00:00:00

abstract：:Rationale: The bHLH (basic helix-loop-helix) transcription factor TWIST1 (Twist-related protein 1) controls cell proliferation and differentiation in tissue development and disease processes. Recently, endothelial TWIST1 has been linked to pulmonary hypertension (PH) and endothelial-to-mesenchymal transition, yet the ...

journal_title：American journal of respiratory and critical care medicine

authors： Fan Y,Gu X,Zhang J,Sinn K,Klepetko W,Wu N,Foris V,Solymosi P,Kwapiszewska G,Kuebler WM

更新日期：2020-11-01 00:00:00

abstract：:There is a need for quick, reliable, and noninvasive lung function tests to assess airway obstruction in preschool children both for pediatric pulmonary care as well as for research purposes. We studied feasibility, reproducibility, and validity of measurements of the respiratory system using the interrupter technique...

journal_title：American journal of respiratory and critical care medicine

authors： Merkus PJ,Mijnsbergen JY,Hop WC,de Jongste JC

更新日期：2001-05-01 00:00:00

abstract：RATIONALE:Acute respiratory distress syndrome is refractory to pharmacological intervention. Inappropriate activation of alveolar neutrophils is believed to underpin this disease's complex pathophysiology, yet these cells have been little studied. OBJECTIVES:To examine the functional and transcriptional profiles of pa...

journal_title：American journal of respiratory and critical care medicine

authors： Juss JK,House D,Amour A,Begg M,Herre J,Storisteanu DM,Hoenderdos K,Bradley G,Lennon M,Summers C,Hessel EM,Condliffe A,Chilvers ER

更新日期：2016-10-15 00:00:00

abstract：:Cell death is intertwined with life in development, homeostasis, pathology, and aging. Until recently, apoptosis was the best known form of programmed cell death, whereas necrosis was for a long time considered accidental owing to physicochemical injury. However, identification of crucial signaling and execution molec...

journal_title：American journal of respiratory and critical care medicine

authors： Moreno-Gonzalez G,Vandenabeele P,Krysko DV

更新日期：2016-08-15 00:00:00

abstract：BACKGROUND:The relative roles of mucus plugs and emphysema in mechanisms of airflow limitation and hypoxemia in smokers with chronic obstructive pulmonary disease (COPD) are uncertain. METHODS:We analyzed computed tomography (CT) lung images and lung function in participants in the Subpopulations and Intermediate Outc...

journal_title：American journal of respiratory and critical care medicine

authors： Dunican EM,Elicker BM,Henry T,Gierada DS,Schiebler ML,Anderson W,Barjaktarevic I,Barr RG,Bleecker ER,Boucher RC,Bowler RP,Christenson SA,Comellas A,Cooper CB,Couper D,Criner GJ,Dransfield M,Doerschuk CM,Drummond MB,

更新日期：2020-11-12 00:00:00

abstract：:The potential role of nitric oxide synthase-2 (NOS2) in acute lung injury (ALI) has gained increasing attention. This study evaluates the effects of hypoxia, an important feature of ALI, on NOS2 expression in a rat model of ALI caused by exposure to hypoxia and LPS. Exposure to hypoxia alone had no effect on the expre...

journal_title：American journal of respiratory and critical care medicine

authors： Agorreta J,Garayoa M,Montuenga LM,Zulueta JJ

更新日期：2003-08-01 00:00:00