Inflammatory basis of exercise-induced bronchoconstriction.

abstract：:Previous studies suggest that lung function tests using monodisperse aerosols can help to identify early stages of lung diseases. We investigated intrapulmonary particle loss and aerosol bolus dispersion-a marker of convective gas transport-in 32 women with asymptomatic nonspecific bronchial hyperresponsiveness (BHR) ...

journal_title：American journal of respiratory and critical care medicine

authors： Kohlhäufl M,Brand P,Scheuch G,Meyer TS,Schulz H,Häussinger K,Heyder J

更新日期：1999-03-01 00:00:00

abstract：:We present a case of a pulmonary nodular lesion in an immunocompetent patient documented at open lung biopsy to be due to Mycobacterium haemophilum. This organism has recently been recognized as a cause of disease in immunocompromised patients, presenting predominantly as skin lesions, arthritis, and rarely pneumonia....

journal_title：American journal of respiratory and critical care medicine

authors： White DA,Kiehn TE,Bondoc AY,Massarella SA

更新日期：1999-10-01 00:00:00

abstract：:We investigated the source of intravascular fat in systemic organs (brain, heart, and kidney) after massive pulmonary fat embolism during cemented arthroplasty. We used a bilateral cemented arthroplasty (BCA) in anesthetized mongrel dogs that simulates a cemented total-hip replacement procedure. We hypothesized that d...

journal_title：American journal of respiratory and critical care medicine

authors： Byrick RJ,Mullen JB,Mazer CD,Guest CB

更新日期：1994-11-01 00:00:00

abstract：RATIONALE:Exposure to combustion-derived air pollution is associated with an early (1-2 h) and sustained (24 h) rise in cardiovascular morbidity and mortality. We have previously demonstrated that inhalation of diesel exhaust causes an immediate (within 2 h) impairment of vascular and endothelial function in humans. O...

journal_title：American journal of respiratory and critical care medicine

authors： Törnqvist H,Mills NL,Gonzalez M,Miller MR,Robinson SD,Megson IL,Macnee W,Donaldson K,Söderberg S,Newby DE,Sandström T,Blomberg A

更新日期：2007-08-15 00:00:00

abstract：RATIONALE:Noncommunicable diseases are major causes of morbidity and mortality in sub-Saharan Africa (sSA). Valid burden of disease estimates are lacking for noncommunicable lung disease in sSA. OBJECTIVES:We performed a community-based survey to determine the prevalence of chronic lung disease among adults 18 years o...

journal_title：American journal of respiratory and critical care medicine

authors： Meghji J,Nadeau G,Davis KJ,Wang D,Nyirenda MJ,Gordon SB,Mortimer K

更新日期：2016-07-01 00:00:00

abstract：:The aim of this prospective study was to detect subjects in the general population with objective signs of chronic obstructive pulmonary disease (COPD) or asthma at an early stage. This was done by means of a two-stage protocol involving screening and a subsequent 2-yr monitoring of all subjects with positive results ...

journal_title：American journal of respiratory and critical care medicine

authors： van den Boom G,van Schayck CP,van Möllen MP,Tirimanna PR,den Otter JJ,van Grunsven PM,Buitendijk MJ,van Herwaarden CL,van Weel C

更新日期：1998-12-01 00:00:00

abstract：:Extracellular matrix metalloproteinase inducer (EMMPRIN), also called basigin, is present in the lung during development, but its expression in normal adult lung is minimal. Increases of EMMPRIN have been found in various forms of experimental lung injury. To determine whether EMMPRIN might be involved in alveolar inj...

journal_title：American journal of respiratory and critical care medicine

authors： Betsuyaku T,Tanino M,Nagai K,Nasuhara Y,Nishimura M,Senior RM

更新日期：2003-07-15 00:00:00

abstract：RATIONALE:The majority of patients with sarcoidosis resolve their condition; however 5-10% of patients with sarcoidosis develop pulmonary fibrosis with poor prognosis. Prostaglandin-endoperoxide synthase 2 (PTGS2) is a key regulatory enzyme in the synthesis of the antifibrotic agent prostaglandin E(2) and is reduced in...

journal_title：American journal of respiratory and critical care medicine

authors： Hill MR,Papafili A,Booth H,Lawson P,Hubner M,Beynon H,Read C,Lindahl G,Marshall RP,McAnulty RJ,Laurent GJ

更新日期：2006-10-15 00:00:00

abstract：:Pulmonary tuberculosis, one of the granulomatous diseases, has few serological markers for its activity. Recently, an increased serum level of vascular endothelial growth factor (VEGF) was detected in patients with Crohn's disease, also a granulomatous disease. We hypothesized that VEGF might be associated with the pa...

journal_title：American journal of respiratory and critical care medicine

authors： Matsuyama W,Hashiguchi T,Matsumuro K,Iwami F,Hirotsu Y,Kawabata M,Arimura K,Osame M

更新日期：2000-09-01 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：: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：:Salbutamol inhibits neutropenia, increased airway resistance, and gas exchange abnormalities provoked by platelet-activating factor (PAF) challenge in normal persons. To further explore the intriguing dissociation between spirometric abnormalities and gas exchange defects shown in patients with asthma, we investigated...

journal_title：American journal of respiratory and critical care medicine

authors： Díaz O,Barberà JA,Marrades R,Chung KF,Roca J,Rodriguez-Roisin R

更新日期：1997-07-01 00:00:00

abstract：:Most randomized trials in critical care report no mortality benefit; this may reflect competing pathogenic mechanisms, patient heterogeneity, or true ineffectiveness of interventions. We hypothesize that in acute respiratory distress syndrome (ARDS), randomizing only those patients who show a favorable physiological r...

journal_title：American journal of respiratory and critical care medicine

authors： Goligher EC,Kavanagh BP,Rubenfeld GD,Ferguson ND

更新日期：2015-12-15 00:00:00

abstract：RATIONALE:North American occupational health programs that switched from the tuberculin skin test (TST) to IFN-γ release assays for latent tuberculosis screening are reporting challenges with interpretation of serial testing results in healthcare workers (HCWs). However, limited data exist on the reproducibility of ser...

journal_title：American journal of respiratory and critical care medicine

authors： Slater ML,Welland G,Pai M,Parsonnet J,Banaei N

更新日期：2013-10-15 00:00:00

abstract：:The virulence of Pseudomonas aeruginosa is partly controlled by the las quorum-sensing system. A rat model of acute pneumonia was used to investigate the pathophysiological impact of this system by comparing the virulence of the wild-type virulent laboratory strain PAO1 with that of its lasR-deleted mutant PAOR. In co...

journal_title：American journal of respiratory and critical care medicine

authors： Lesprit P,Faurisson F,Join-Lambert O,Roudot-Thoraval F,Foglino M,Vissuzaine C,Carbon C

更新日期：2003-06-01 00:00:00

abstract：:The plasma level of fibrinogen is felt to be an independent risk factor for vascular events. Obstructive sleep apnea (OSA) has a high prevalence in patients with stroke and may also be an independent risk factor. The aim of our study was to determine the association between OSA and plasma levels of fibrinogen in patie...

journal_title：American journal of respiratory and critical care medicine

authors： Wessendorf TE,Thilmann AF,Wang YM,Schreiber A,Konietzko N,Teschler H

更新日期：2000-12-01 00:00:00

abstract：:During Operation Everest III (Comex '97), to assess the consequences of altitude-induced hypoxia, eight volunteers were decompressed in a hypobaric chamber, with a decompression profile simulating the climb of Mount Everest. Cardiac function was assessed using a combination of M-mode and two-dimensional echocardiograp...

journal_title：American journal of respiratory and critical care medicine

authors： Boussuges A,Molenat F,Burnet H,Cauchy E,Gardette B,Sainty JM,Jammes Y,Richalet JP

更新日期：2000-01-01 00:00:00

abstract：:Obstructive sleep apnea (OSA) is traditionally diagnosed using overnight polysomnography. Decision rules may provide an alternative to polysomnography. A consecutive series of patients referred to a tertiary sleep center underwent prospective evaluation with the upper airway physical examination protocol, followed by ...

journal_title：American journal of respiratory and critical care medicine

authors： Tsai WH,Remmers JE,Brant R,Flemons WW,Davies J,Macarthur C

更新日期：2003-05-15 00:00:00

abstract：RATIONALE:IL-9 is a pleiotropic cytokine that has multiple effects on structural as well as numerous hematopoietic cells, which are central to the pathogenesis of asthma. OBJECTIVES:The contribution of IL-9 to asthma pathogenesis has thus far been unclear, due to conflicting reports in the literature. These earlier st...

journal_title：American journal of respiratory and critical care medicine

authors： Kearley J,Erjefalt JS,Andersson C,Benjamin E,Jones CP,Robichaud A,Pegorier S,Brewah Y,Burwell TJ,Bjermer L,Kiener PA,Kolbeck R,Lloyd CM,Coyle AJ,Humbles AA

更新日期：2011-04-01 00:00:00

abstract：:We review recent advances in the use of corticosteroids (CS) in pediatric lung disease. CS are frequently used, systemically or by inhalation. Their mechanisms of action in pulmonary diseases are ill defined. CS exert direct inhibitory effects on many inflammatory cells through genomic mechanisms. There is a time lag ...

journal_title：American journal of respiratory and critical care medicine

authors： de Benedictis FM,Bush A

更新日期：2012-01-01 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：:Erythromycin inhibits mucus glycoconjugate secretion from airway cells in vitro and may increase mucus clearance in patients with asthma or diffuse panbronchiolitis. Because mucus hypersecretion is common in purulent rhinitis, we questioned whether clarithromycin would change the properties of nasal mucus from subject...

journal_title：American journal of respiratory and critical care medicine

authors： Rubin BK,Druce H,Ramirez OE,Palmer R

更新日期：1997-06-01 00:00:00

abstract：:REM-related oxygen desaturation occurs in advanced Duchenne muscular dystrophy (DMD) and might be an independent predictor of disease progression. We have followed 18 patients for 10 yr after an initial respiratory sleep study or until death or onset of nasal ventilation. We measured baseline spirometry, blood gas ten...

journal_title：American journal of respiratory and critical care medicine

authors： Phillips MF,Smith PE,Carroll N,Edwards RH,Calverley PM

更新日期：1999-07-01 00:00:00

abstract：RATIONALE:Small studies have suggested that inhaled corticosteroids can suppress systemic inflammation in chronic obstructive pulmonary disease (COPD). OBJECTIVES:To determine the effect of inhaled corticosteroids with or without long-acting beta(2)-adrenergic agonist on systemic biomarkers of inflammation. METHODS:W...

journal_title：American journal of respiratory and critical care medicine

authors： Sin DD,Man SF,Marciniuk DD,Ford G,FitzGerald M,Wong E,York E,Mainra RR,Ramesh W,Melenka LS,Wilde E,Cowie RL,Williams D,Gan WQ,Rousseau R,ABC (Advair, Biomarkers in COPD) Investigators.

更新日期：2008-06-01 00:00:00

abstract：:We investigated whether exposure to ozone (O(3)) 24 hours after an allergen challenge test would increase airway eosinophilia induced by allergen in subjects with mild asthma with late airway response. Twelve subjects with mild atopic asthma participated in a randomized, single-blind study. Subjects underwent allergen...

journal_title：American journal of respiratory and critical care medicine

authors： Vagaggini B,Taccola M,Cianchetti S,Carnevali S,Bartoli ML,Bacci E,Dente FL,Di Franco A,Giannini D,Paggiaro PL

更新日期：2002-10-15 00:00:00

abstract：:Chronic obstructive pulmonary disease (COPD) is a common and progressive disease that is influenced by both genetic and environmental factors. For many years, knowledge of the genetic basis of COPD was limited to Mendelian syndromes, such as alpha-1 antitrypsin deficiency and cutis laxa, caused by rare genetic variant...

journal_title：American journal of respiratory and critical care medicine

authors： Ragland MF,Benway CJ,Lutz SM,Bowler RP,Hecker J,Hokanson JE,Crapo JD,Castaldi PJ,DeMeo DL,Hersh CP,Hobbs BD,Lange C,Beaty TH,Cho MH,Silverman EK

更新日期：2019-09-15 00:00:00

abstract：:The purpose of this study was to evaluate the physiologic responses to endurance training in patients with moderate to severe airflow obstruction by specifically looking at changes in skeletal muscle enzymatic activities. Eleven patients (age = 65 +/- 7 yr, mean +/- SD, FEV1 = 36 +/- 11% of predicted value, range = 24...

journal_title：American journal of respiratory and critical care medicine

authors： Maltais F,LeBlanc P,Simard C,Jobin J,Bérubé C,Bruneau J,Carrier L,Belleau R

更新日期：1996-08-01 00:00:00

abstract：:Tumor-associated angiogenesis is important for tumor growth and metastasis. Interleukin (IL)-8 was recently reported to be an important angiogenic factor both in vitro and in vivo. In this study we evaluated, for the first time, IL-8 messenger RNA (mRNA) expression in non-small-cell lung cancer (NSCLC), using real-tim...

journal_title：American journal of respiratory and critical care medicine

authors： Yuan A,Yang PC,Yu CJ,Chen WJ,Lin FY,Kuo SH,Luh KT

更新日期：2000-11-01 00:00:00

abstract：RATIONALE:Previous studies have demonstrated a high prevalence of sleep apnea (SA) in patients with chronic heart failure (HF), which is associated with higher rates of morbidity, mortality, and health care use. OBJECTIVES:To investigate the reported incidence, treatment, outcomes, and economic cost of SA in new-onset...

journal_title：American journal of respiratory and critical care medicine

authors： Javaheri S,Caref EB,Chen E,Tong KB,Abraham WT

更新日期：2011-02-15 00:00:00

abstract：:A noninvasive means of detecting airway secretions in ventilator-dependent patients is desirable because endotracheal suctioning can result in life-threatening complications. In a patient who had copious secretions, we observed a sawtooth pattern on his flow-volume curve that disappeared after suctioning. Accordingly,...

journal_title：American journal of respiratory and critical care medicine

authors： Jubran A,Tobin MJ

更新日期：1994-09-01 00:00:00