Picking up the pieces: towards a better future for critical care medicine in three South American countries.

abstract：RATIONALE:Activins are members of the transforming growth factor-beta superfamily thought to be involved in repair processes after tissue injury. OBJECTIVES:The aim of this study was to clarify whether activin and its antagonist, follistatin, played a significant role in lung injury and fibrosis. METHODS AND RESULTS:...

journal_title：American journal of respiratory and critical care medicine

authors： Aoki F,Kurabayashi M,Hasegawa Y,Kojima I

更新日期：2005-09-15 00:00:00

abstract：:Ventilatory responses to peripheral chemoreceptor stimuli are absent in patients with Prader-Willi syndrome (PWS) during wakefulness. Because arousal from sleep after rapidly developing hypoxia may require intact peripheral chemoreceptor function, we hypothesized that blunted hypoxic arousal responses during sleep Sta...

journal_title：American journal of respiratory and critical care medicine

authors： Arens R,Gozal D,Burrell BC,Bailey SL,Bautista DB,Keens TG,Ward SL

更新日期：1996-01-01 00:00:00

abstract：RATIONALE:Limited information exists on the prevalence of tuberculosis and adequacy of case finding in African populations with high rates of HIV. OBJECTIVES:To estimate the prevalence of bacteriologically confirmed pulmonary tuberculosis (PTB) and the fraction attributable to HIV, and to evaluate case detection. MET...

journal_title：American journal of respiratory and critical care medicine

authors： van't Hoog AH,Laserson KF,Githui WA,Meme HK,Agaya JA,Odeny LO,Muchiri BG,Marston BJ,DeCock KM,Borgdorff MW

更新日期：2011-05-01 00:00:00

abstract：:Controversy exists regarding the clinical utility of pleural fluid pH, lactate dehydrogenase (LDH), and glucose for identifying complicated parapneumonic effusions that require drainage. In this report, we performed a meta-analysis of pertinent studies, using receiver operating characteristic (ROC) techniques, to asse...

journal_title：American journal of respiratory and critical care medicine

authors： Heffner JE,Brown LK,Barbieri C,DeLeo JM

更新日期：1995-06-01 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：:Alkaline phosphatase (ALP) in lung lavage fluids is a marker of tissue damage and type II cell proliferation. Type II pneumocytes are extensively involved in fibrosis. The aim of our study was to verify whether local ALP activity can be held as a marker of fibrosis in chronic interstitial lung disorders. ALP was deter...

journal_title：American journal of respiratory and critical care medicine

authors： Capelli A,Lusuardi M,Cerutti CG,Donner CF

更新日期：1997-01-01 00:00:00

abstract：RATIONALE:Severe asthma is a major public health issue throughout the world. Increased bronchial smooth muscle (BSM) mass, a characteristic feature of airway remodeling in severe asthma, is associated with resistance to high-intensity treatment and poor prognosis. In vitro, the Ca(2+)-channel blocker gallopamil decreas...

journal_title：American journal of respiratory and critical care medicine

authors： Girodet PO,Dournes G,Thumerel M,Begueret H,Dos Santos P,Ozier A,Dupin I,Trian T,Montaudon M,Laurent F,Marthan R,Berger P

更新日期：2015-04-15 00:00:00

abstract：:Several modalities of ventilatory support have been proposed to gradually withdraw patients from mechanical ventilation, but their respective effects on the outcome of weaning from mechanical ventilation are not known. We conducted a randomized trial in three intensive care units in mechanically ventilated patients wh...

journal_title：American journal of respiratory and critical care medicine

authors： Brochard L,Rauss A,Benito S,Conti G,Mancebo J,Rekik N,Gasparetto A,Lemaire F

更新日期：1994-10-01 00:00:00

abstract：:Early experience suggests that lung volume reduction surgery improves exercise tolerance as measured by the 6-min walk distance in patients with emphysema. To identify the physiologic mechanism(s) by which lung volume reduction surgery improved exercise, we performed progressive cardiopulmonary exercise testing, inclu...

journal_title：American journal of respiratory and critical care medicine

authors： Benditt JO,Lewis S,Wood DE,Klima L,Albert RK

更新日期：1997-08-01 00:00:00

abstract：RATIONALE:Infection with Pneumocystis, an opportunistic fungal pathogen, can result in fulminant pneumonia in the clinical setting of patients with immunosuppression. In murine models, Pneumocystis has previously been shown to induce a CD4+ T cell-dependent eosinophilic response in the lung capable of providing protect...

journal_title：American journal of respiratory and critical care medicine

authors： Eddens T,Campfield BT,Serody K,Manni ML,Horne W,Elsegeiny W,McHugh KJ,Pociask D,Chen K,Zheng M,Alcorn JF,Wenzel S,Kolls JK

更新日期：2016-10-01 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:The mechanisms by which oxidants are sensed by cells and cause inflammation are not well understood. OBJECTIVES:This study aimed to determine how cells "sense" soluble oxidants and how this is translated into an inflammatory reaction. METHODS:Monocytes, macrophages, or HEK293 cells (stably transfected with ...

journal_title：American journal of respiratory and critical care medicine

authors： Paul-Clark MJ,McMaster SK,Sorrentino R,Sriskandan S,Bailey LK,Moreno L,Ryffel B,Quesniaux VF,Mitchell JA

更新日期：2009-02-15 00:00:00

abstract：RATIONALE:Few studies have examined associations between exposure to air pollution and childhood lung function after implementation of strict air quality regulations in the 1990s. OBJECTIVES:To assess traffic-related pollution exposure and childhood lung function. METHODS:We geocoded addresses for 614 mother-child pa...

journal_title：American journal of respiratory and critical care medicine

authors： Rice MB,Rifas-Shiman SL,Litonjua AA,Oken E,Gillman MW,Kloog I,Luttmann-Gibson H,Zanobetti A,Coull BA,Schwartz J,Koutrakis P,Mittleman MA,Gold DR

更新日期：2016-04-15 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：: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:Recent cohort studies in chronic obstructive pulmonary disease (COPD) have questioned the validity of previously reported associations between inhaled corticosteroids (ICS) and reductions in mortality and rehospitalization in observational studies. Using time-dependent versions of statistical survival models,...

journal_title：American journal of respiratory and critical care medicine

authors： Kiri VA,Pride NB,Soriano JB,Vestbo J

更新日期：2005-08-15 00:00:00

abstract：RATIONALE:Fibroblast growth factor receptor-1alpha(IIIc) [FGF-R1alpha(IIIc)] regulates recovery of neonatal rat lung growth, after 95% oxygen-mediated growth arrest. Its role in normal postnatal alveologenesis is unknown. OBJECTIVE:To determine if FGF-R1alpha(IIIc) regulates normal postnatal alveologenesis. METHODS:T...

journal_title：American journal of respiratory and critical care medicine

authors： Yi M,Belcastro R,Shek S,Luo D,Post M,Tanswell AK

更新日期：2006-09-01 00:00:00

abstract：RATIONALE:Cystic fibrosis (CF) is characterized by dietary antioxidant deficiencies, which may contribute to an oxidant-antioxidant imbalance and oxidative stress. OBJECTIVES:Evaluate the effects of an oral antioxidant-enriched multivitamin supplement on antioxidant concentrations, markers of inflammation and oxidativ...

journal_title：American journal of respiratory and critical care medicine

authors： Sagel SD,Khan U,Jain R,Graff G,Daines CL,Dunitz JM,Borowitz D,Orenstein DM,Abdulhamid I,Noe J,Clancy JP,Slovis B,Rock MJ,McCoy KS,Strausbaugh S,Livingston FR,Papas KA,Shaffer ML

更新日期：2018-09-01 00:00:00

abstract：:In asthma, the acute increment of airway responsiveness caused by exposure to allergen is associated with influx of eosinophils into the airways. The relationship between chronic airway hyperresponsiveness and airway inflammation is unclear, as they do not change consistently following long-term anti-inflammatory trea...

journal_title：American journal of respiratory and critical care medicine

authors： Crimi E,Spanevello A,Neri M,Ind PW,Rossi GA,Brusasco V

更新日期：1998-01-01 00:00:00

abstract：:Although sleep-disordered breathing (SDB) has been shown to be very prevalent in the elderly, little has been done to examine differences between the elderly of different racial groups. It has been well documented that SDB often results in hypertension and that hypertension is more common in African-Americans than in ...

journal_title：American journal of respiratory and critical care medicine

authors： Ancoli-Israel S,Klauber MR,Stepnowsky C,Estline E,Chinn A,Fell R

更新日期：1995-12-01 00:00:00

abstract：:To determine the incidence and 90-d mortality of acute respiratory failure (ARF), acute lung injury (ALI), and the acute respiratory distress syndrome (ARDS), we carried out an 8-wk prospective cohort study in Sweden, Denmark, and Iceland. All intensive care unit (ICU) admissions (n = 13,346) >/= 15 yr of age were ass...

journal_title：American journal of respiratory and critical care medicine

authors： Luhr OR,Antonsen K,Karlsson M,Aardal S,Thorsteinsson A,Frostell CG,Bonde J

更新日期：1999-06-01 00:00:00

abstract：RATIONALE:Although research supports a sleep-disordered breathing and atrial fibrillation association, prospective data examining sleep-disordered breathing predicting incident atrial fibrillation are lacking. OBJECTIVES:To investigate sleep-disordered breathing indices as predictors of incident atrial fibrillation. ...

journal_title：American journal of respiratory and critical care medicine

authors： May AM,Blackwell T,Stone PH,Stone KL,Cawthon PM,Sauer WH,Varosy PD,Redline S,Mehra R,MrOS Sleep (Outcomes of Sleep Disorders in Older Men) Study Group.

更新日期：2016-04-01 00:00:00

abstract：:Rationale: Long noncoding RNAs (lncRNAs) are emerging as important regulators of diverse biological functions. Their role in pulmonary arterial hypertension (PAH) remains to be explored.Objectives: To elucidate the role of TYKRIL (tyrosine kinase receptor-inducing lncRNA) as a regulator of p53/ PDGFRβ (platelet-derive...

journal_title：American journal of respiratory and critical care medicine

authors： Zehendner CM,Valasarajan C,Werner A,Boeckel JN,Bischoff FC,John D,Weirick T,Glaser SF,Rossbach O,Jaé N,Demolli S,Khassafi F,Yuan K,de Jesus Perez VA,Michalik KM,Chen W,Seeger W,Guenther A,Wasnick RM,Uchida S,Zeihe

更新日期：2020-11-15 00:00:00

abstract：:A number of new observations have added to our understanding of mast cell biology and the relevance of this cell to the genesis of asthma. The purpose of this review has been to highlight this new information and to refer the reader to extensive reviews where previously documented and well-known data are available. Of...

journal_title：American journal of respiratory and critical care medicine

authors： Wasserman SI

更新日期：1994-11-01 00:00:00

abstract：RATIONALE:Systemic sclerosis (SSc)-associated pulmonary arterial hypertension (PAH) portends worse outcome than other forms of PAH. Vasoconstrictive and vascular remodeling actions of endothelin (ET) 1 and angiotensin (Ang) II via endothelin receptor type A (ETAR) and Ang receptor type-1 (AT1R) activation are implicate...

journal_title：American journal of respiratory and critical care medicine

authors： Becker MO,Kill A,Kutsche M,Guenther J,Rose A,Tabeling C,Witzenrath M,Kühl AA,Heidecke H,Ghofrani HA,Tiede H,Schermuly RT,Nickel N,Hoeper MM,Lukitsch I,Gollasch M,Kuebler WM,Bock S,Burmester GR,Dragun D,Riemekasten

更新日期：2014-10-01 00:00:00

abstract：:The stimuli controlling pharyngeal dilator muscles are poorly defined. Local mechanoreceptors are a leading possibility. To address this, we assessed the relationship between two dilator muscle electromyograms (EMGs, i.e., genioglossus [GG-an inspiratory phasic muscle], tensor palatini [TP-a tonically active muscle]) ...

journal_title：American journal of respiratory and critical care medicine

authors： Malhotra A,Pillar G,Fogel RB,Beauregard J,Edwards JK,Slamowitz DI,Shea SA,White DP

更新日期：2000-09-01 00:00:00

abstract：:Airway hyperresponsiveness in asthma has been attributed to impaired ability of deep inspiration (DI) to stretch airway smooth muscle. We have retested this hypothesis by comparing the responses to methacholine of 10 asthmatic and 10 control subjects. After each dose subjects breathed tidally without deep inspiration ...

journal_title：American journal of respiratory and critical care medicine

authors： Burns GP,Gibson GJ

更新日期：1998-07-01 00:00:00

abstract：:Rationale: Chronic cough is characterized by frequent urges to cough and a heightened sensitivity to inhaled irritants. Airway sensory nerves trigger cough. We hypothesized that sensory nerve density is increased in chronic cough, which may contribute to excessive and persistent coughing.Objectives: To measure airway ...

journal_title：American journal of respiratory and critical care medicine

authors： Shapiro CO,Proskocil BJ,Oppegard LJ,Blum ED,Kappel NL,Chang CH,Fryer AD,Jacoby DB,Costello RW,Drake MG

更新日期：2021-02-01 00:00:00

abstract：:Critical illness is not a discrete disease state or syndrome. It is the culmination of a multiplicity of heterogeneous disease states and their varied health trajectories leading to extreme illness that requires advanced life support in a distinct geographic location in the hospital. It is a marker of newly acquired o...

journal_title：American journal of respiratory and critical care medicine

authors： Herridge MS

更新日期：2017-12-01 00:00:00

abstract：:Viral-induced symptomatic respiratory infections (SRI) frequently cause exacerbations of asthma in children. This study investigated the protective effects of 0.5% nedocromil sodium nebulizer solution given three times a day in preventing asthma exacerbations associated with SRI. Ninety-three mild-moderate asthmatic c...

journal_title：American journal of respiratory and critical care medicine

authors： König P,Eigen H,Ellis MH,Ellis E,Blake K,Geller D,Shapiro G,Welch M,Scott C

更新日期：1995-12-01 00:00:00