Ventilation inhomogeneities in relation to standard lung function in patients with cystic fibrosis.

abstract：:To determine the relative contribution of ectopic calcitonin (CT) production versus nonectopic secretion of CT in patients with small cell lung cancer (SCLC), serum and urine immunoreactive CT (iCT) levels of 86 different subjects were measured by radioimmunoassay (RIA) using two polyclonal antisera (Ab3b and Ab4). Th...

journal_title：American journal of respiratory and critical care medicine

authors： Kelley MJ,Becker KL,Rushin JM,Venzon D,Phelps R,Ihde DC,Bliss DP Jr,Melby K,Snider RH,Johnson BE

更新日期：1994-01-01 00:00:00

abstract：:This study aimed to estimate exposure-response relationships for mesothelioma and environmental exposure to crocidolite. All 4,659 former residents of Wittenoom, Western Australia (WA) who lived there between 1943 and 1993 for at least 1 mo and were not directly employed in the crocidolite industry, were followed-up t...

journal_title：American journal of respiratory and critical care medicine

authors： Hansen J,de Klerk NH,Musk AW,Hobbs MS

更新日期：1998-01-01 00:00:00

abstract：:Burkholderia gladioli has been reported as colonizing the airways of patients with cystic fibrosis (CF) but has not previously been associated with adverse outcome. We describe six patients with CF in whom the same strain of B. gladioli, on the basis of ribotyping and biochemical characteristics, was grown in their sp...

journal_title：American journal of respiratory and critical care medicine

authors： Wilsher ML,Kolbe J,Morris AJ,Welch DF

更新日期：1997-04-01 00:00:00

abstract：:Premature lungs are highly susceptible to lung injuries, leading to bronchopulmonary dysplasia (BPD). Keratinocyte growth factor (KGF) is produced by the developing lung and may reduce the risk of BPD by preventing injury to the lung epithelium and enhancing its repair. To determine whether KGF concentrations in the a...

journal_title：American journal of respiratory and critical care medicine

authors： Danan C,Franco ML,Jarreau PH,Dassieu G,Chailley-Heu B,Bourbon J,Delacourt C

更新日期：2002-05-15 00:00:00

abstract：:To investigate whether the magnitude of blood flow contributes to ventilator-induced lung injury, 14 sets of isolated rabbit lungs were randomized for perfusion at either 300 (Group A: n = 7) or 900 ml/ min (Group B: n = 7) while ventilated with 30 cm H2O peak static pressure. Control lungs (Group C: n = 7) were venti...

journal_title：American journal of respiratory and critical care medicine

authors： Broccard AF,Hotchkiss JR,Kuwayama N,Olson DA,Jamal S,Wangensteen DO,Marini JJ

更新日期：1998-06-01 00:00:00

abstract：:The Child Health Questionnaire (CHQ-PF50) is one of several recent efforts to gauge pediatric, health-related quality of life from the patient's (or parent's) perspective. Although tested extensively with healthy children, more information is needed about CHQ performance among children with chronic conditions such as ...

journal_title：American journal of respiratory and critical care medicine

authors： Asmussen L,Olson LM,Grant EN,Landgraf JM,Fagan J,Weiss KB

更新日期：2000-10-01 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：: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：RATIONALE:Neutrophils are usually the first circulating leukocytes to respond during bacterial pneumonia. Their expression of oxidants, proteases, and other mediators present in granules is well documented, but their ability to produce mediators through transcription and translation after migration to an inflammatory s...

journal_title：American journal of respiratory and critical care medicine

authors： Yamada M,Gomez JC,Chugh PE,Lowell CA,Dinauer MC,Dittmer DP,Doerschuk CM

更新日期：2011-05-15 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:Whether a nurse-implemented goal-directed sedation protocol resulting in more awake yet calm intubated children affects postdischarge functional status, health-related quality of life, or risk for post-traumatic stress disorder is unknown. OBJECTIVES:To compare postdischarge outcomes in children with acute r...

journal_title：American journal of respiratory and critical care medicine

authors： Watson RS,Asaro LA,Hertzog JH,Sorce LR,Kachmar AG,Dervan LA,Angus DC,Wypij D,Curley MAQ,RESTORE Study Investigators and the Pediatric Acute Lung Injury and Sepsis Investigators (PALISI) Network.

更新日期：2018-06-01 00:00:00

abstract：RATIONALE:The airway surface liquid, the thin layer of liquid covering the airways, is essential for mucociliary clearance and as a barrier against microbial and other noxious agents. Proteins secreted into the airway surface liquid by epithelial and nonepithelial cells may be important in innate immunity and to improv...

journal_title：American journal of respiratory and critical care medicine

authors： Candiano G,Bruschi M,Pedemonte N,Caci E,Liberatori S,Bini L,Pellegrini C,Viganò M,O'Connor BJ,Lee TH,Galietta LJ,Zegarra-Moran O

更新日期：2005-11-01 00:00:00

abstract：RATIONALE:In the absence of a surgical lung biopsy, patients diagnosed with idiopathic pulmonary fibrosis (IPF) in clinical practice could participate in the INPULSIS trials of nintedanib if they had honeycombing and/or traction bronchiectasis plus reticulation, without atypical features of usual interstitial pneumonia...

journal_title：American journal of respiratory and critical care medicine

authors： Raghu G,Wells AU,Nicholson AG,Richeldi L,Flaherty KR,Le Maulf F,Stowasser S,Schlenker-Herceg R,Hansell DM

更新日期：2017-01-01 00:00:00

abstract：:Rationale: The contributions of diverse cell populations in the human lung to pulmonary fibrosis pathogenesis are poorly understood. Single-cell RNA sequencing can reveal changes within individual cell populations during pulmonary fibrosis that are important for disease pathogenesis. Objectives: To determine whether s...

journal_title：American journal of respiratory and critical care medicine

authors： Reyfman PA,Walter JM,Joshi N,Anekalla KR,McQuattie-Pimentel AC,Chiu S,Fernandez R,Akbarpour M,Chen CI,Ren Z,Verma R,Abdala-Valencia H,Nam K,Chi M,Han S,Gonzalez-Gonzalez FJ,Soberanes S,Watanabe S,Williams KJN,Flozak

更新日期：2019-06-15 00:00:00

abstract：:To elucidate which cells are synthesizing tenascin in usual interstitial pneumonia (UIP) we have analyzed thoracoscopic or open lung biopsies from 30 patients with UIP by mRNA in situ hybridization, using (35)S-labeled tenascin RNA probes. The phenotype of the cells expressing tenascin mRNA was confirmed by immunohist...

journal_title：American journal of respiratory and critical care medicine

authors： Pääkkö P,Kaarteenaho-Wiik R,Pöllänen R,Soini Y

更新日期：2000-03-01 00:00:00

abstract：RATIONALE:Airway mucous cell metaplasia and chronic inflammation are pathophysiological features that influence morbidity and mortality associated with asthma and other chronic pulmonary disorders. Elucidation of the molecular mechanisms regulating mucous metaplasia and hypersecretion provides the scientific basis for ...

journal_title：American journal of respiratory and critical care medicine

authors： Maeda Y,Chen G,Xu Y,Haitchi HM,Du L,Keiser AR,Howarth PH,Davies DE,Holgate ST,Whitsett JA

更新日期：2011-08-15 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：:The rise in childhood asthma prevalence suggests a role for environmental factors in the etiology of this evolving epidemic; however, genetics also influence the occurrence of asthma. Glutathione S-transferase (GST) M1 may play a role in asthma and wheezing occurrence among those exposed to tobacco smoke, as it functi...

journal_title：American journal of respiratory and critical care medicine

authors： Gilliland FD,Li YF,Dubeau L,Berhane K,Avol E,McConnell R,Gauderman WJ,Peters JM

更新日期：2002-08-15 00:00:00

abstract：:We have applied the technique of sputum induction by hypertonic saline in asthmatics and nonatopic control subjects to study an array of indices of airway inflammation believed to be relevant to asthma pathogenesis. Compatible with a central role for eosinophils and mast cells in asthma, sputum of asthmatic subjects c...

journal_title：American journal of respiratory and critical care medicine

authors： Louis R,Shute J,Biagi S,Stanciu L,Marrelli F,Tenor H,Hidi R,Djukanović R

更新日期：1997-02-01 00:00:00

abstract：:The aim of this study was to determine the effects of maturation on crossbridge properties and myosin isoform composition in hamster diaphragm muscle. Diaphragm strips were obtained at postnatal Days 1 and 8 and in adults (10 to 12 wk). Peak isometric tension and maximum unloaded shortening velocity (Vmax) increased w...

journal_title：American journal of respiratory and critical care medicine

authors： Coirault C,Lambert F,Joseph T,Blanc FX,Chemla D,Lecarpentier Y

更新日期：1997-09-01 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：: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：:We investigated the relation between IgE reactive with histamine-releasing factor (HRF) and clinical status in patients with asthma or rhinitis. Sera were used to passively sensitize purified, lactic-acid treated basophils. IgE-independent HRF due to chemokines was removed from mononuclear cell supernatants with hepar...

journal_title：American journal of respiratory and critical care medicine

authors： Pasmans SG,Aalbers M,van der Veen MJ,Knol EF,van der Zee JS,Jansen HM,Aalberse RC

更新日期：1996-08-01 00:00:00

abstract：:Bronchial overproduction of leukotrienes and inhibition of prostaglandin synthesis are involved in the pathogenesis of aspirin-induced asthma. We investigated whether inhaled prostaglandin E2 (PGE2) attenuates the response to bronchial challenge with lysine acetylsalicylate (LASA) and the associated increase in urinar...

journal_title：American journal of respiratory and critical care medicine

authors： Sestini P,Armetti L,Gambaro G,Pieroni MG,Refini RM,Sala A,Vaghi A,Folco GC,Bianco S,Robuschi M

更新日期：1996-02-01 00:00:00

abstract：:Ethane is a product of lipid peroxidation as a result of oxidative stress and can be detected in the exhaled air. Oxidative stress plays a role in the pathogenesis of asthma. We measured exhaled ethane in 26 asthmatic subjects (mean age +/- SEM, 38 +/- 8 yr; 15 male, FEV(1) 60 +/- 4%) and compared it with exhaled nitr...

journal_title：American journal of respiratory and critical care medicine

authors： Paredi P,Kharitonov SA,Barnes PJ

更新日期：2000-10-01 00:00:00

abstract：RATIONALE:Bacterial pneumonia is a major cause of morbidity for HIV-infected persons and contributes to excess mortality in this population. OBJECTIVES:To evaluate the frequency and risk factors for occurrence of bacterial pneumonia in the present era of potent antiretroviral therapy. METHODS:We evaluated data from a...

journal_title：American journal of respiratory and critical care medicine

authors： Gordin FM,Roediger MP,Girard PM,Lundgren JD,Miro JM,Palfreeman A,Rodriguez-Barradas MC,Wolff MJ,Easterbrook PJ,Clezy K,Slater LN

更新日期：2008-09-15 00:00:00

abstract：:A continuously mixed series of microbial communities inhabits various points of the respiratory tract, with community composition determined by distance from colonization sources, colonization rates, and extinction rates. Ecology and evolution theory developed in the context of biogeography is relevant to clinical mic...

journal_title：American journal of respiratory and critical care medicine

authors： Whiteson KL,Bailey B,Bergkessel M,Conrad D,Delhaes L,Felts B,Harris JK,Hunter R,Lim YW,Maughan H,Quinn R,Salamon P,Sullivan J,Wagner BD,Rainey PB

更新日期：2014-06-01 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：:Patients with pulmonary Mycobacterium avium complex (MAC) infection occasionally have neither past histories of pulmonary diseases nor underlying immunodeficiency conditions. Therefore, we hypothesized that MAC may be linked with a disease-susceptibility gene and determined human leukocyte-associated antigens (HLA) in...

journal_title：American journal of respiratory and critical care medicine

authors： Takahashi M,Ishizaka A,Nakamura H,Kobayashi K,Nakamura M,Namiki M,Sekita T,Okajima S

更新日期：2000-07-01 00:00:00

abstract：:The early stage of idiopathic pulmonary fibrosis (IPF) is thought to involve a smaller number of alveoli and to be characterized predominantly by cellularity and minimal fibrosis, whereas advanced disease involves a large number of alveoli and is characterized predominantly by fibrosis with minimal cellularity. In add...

journal_title：American journal of respiratory and critical care medicine

authors： Cherniack RM,Colby TV,Flint A,Thurlbeck WM,Waldron JA Jr,Ackerson L,Schwarz MI,King TE Jr

更新日期：1995-04-01 00:00:00