Lymphocytes migrate from the blood into the bronchoalveolar lavage and lung parenchyma in the asthma model of the brown Norway rat.

abstract：:We describe two reliable methods for high-throughput screening of proteinase inhibitor (PI) S and PI Z alpha(1)-antitrypsin (alpha(1)-AT) deficiency alleles from dried blood spot (DBS) specimens using the LightCycler fluorimetric analyzer. The method was used to study 72 patients with chronic obstructive pulmonary dis...

journal_title：American journal of respiratory and critical care medicine

authors： Rodriguez F,Jardí R,Costa X,Cotrina M,Galimany R,Vidal R,Miravitlles M

更新日期：2002-09-15 00:00:00

abstract：:The appearance of portable chest radiographs (CXRs) may be affected by changes in ventilation, particularly when patients are mechanically ventilated. Synchronization of the CXR with the ventilatory cycle should limit the influence of respiratory variation on the appearance of the CXR. This study evaluates the effect ...

journal_title：American journal of respiratory and critical care medicine

authors： Langevin PB,Hellein V,Harms SM,Tharp WK,Cheung-Seekit C,Lampotang S

更新日期：1999-12-01 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：: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：:Rationale: Recent retrospective evidence suggests the efficacy of early norepinephrine administration during resuscitation; however, prospective data to support this assertion are scarce. Objectives: To conduct a phase II trial evaluating the hypothesis that early low-dose norepinephrine in adults with sepsis with hyp...

journal_title：American journal of respiratory and critical care medicine

authors： Permpikul C,Tongyoo S,Viarasilpa T,Trainarongsakul T,Chakorn T,Udompanturak S

更新日期：2019-05-01 00:00:00

abstract：RATIONALE:During acute lung injury (ALI) the macrophage pool expands markedly as inflammatory monocytes migrate from the circulation to the airspaces. As inflammation resolves, macrophage numbers return to preinjury levels and normal tissue structure and function are restored. OBJECTIVES:To determine the fate of resid...

journal_title：American journal of respiratory and critical care medicine

authors： Janssen WJ,Barthel L,Muldrow A,Oberley-Deegan RE,Kearns MT,Jakubzick C,Henson PM

更新日期：2011-09-01 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：RATIONALE:Respiratory syncytial virus (RSV) is the leading cause of childhood lower respiratory infection, yet viable therapies are lacking. Two major challenges have stalled antiviral development: ethical difficulties in performing pediatric proof-of-concept studies and the prevailing concept that the disease is immun...

journal_title：American journal of respiratory and critical care medicine

authors： DeVincenzo JP,Wilkinson T,Vaishnaw A,Cehelsky J,Meyers R,Nochur S,Harrison L,Meeking P,Mann A,Moane E,Oxford J,Pareek R,Moore R,Walsh E,Studholme R,Dorsett P,Alvarez R,Lambkin-Williams R

更新日期：2010-11-15 00:00:00

abstract：:Guidelines, protocols, and checklists (together called "protocols") can be immensely helpful in the clinical arena. However, clinicians and health care systems relying on protocols must assess whether benefits are being accrued, whether such "benefits" are real, and whether harm can be detected. These concerns are imp...

journal_title：American journal of respiratory and critical care medicine

authors： Kavanagh BP,Nurok M

更新日期：2016-01-01 00:00:00

abstract：RATIONALE:Human metapneumovirus is a newly described virus isolated in 2001 from children with acute respiratory viral infection. It has subsequently been reported globally, although there are limited data in lung transplant recipients. OBJECTIVES:To prospectively analyze whether human metapneumovirus was circulating ...

journal_title：American journal of respiratory and critical care medicine

authors： Hopkins P,McNeil K,Kermeen F,Musk M,McQueen E,Mackay I,Sloots T,Nissen M

更新日期：2008-10-15 00:00:00

abstract：:The impact of methicillin resistance on morbidity and mortality of patients suffering from severe Staphylococcus aureus infections remains highly controversial. We analyzed a retrospective cohort of 97 patients with methicillin-susceptible and 74 patients with methicillin-resistant Staphylococcus aureus ventilator-ass...

journal_title：American journal of respiratory and critical care medicine

authors： Combes A,Luyt CE,Fagon JY,Wollf M,Trouillet JL,Gibert C,Chastre J,PNEUMA Trial Group.

更新日期：2004-10-01 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:The immune response in sepsis is characterized by overt immune dysfunction. Studies indicate immunostimulation represents a viable therapy for patients. One study suggests a potentially protective role for interleukin 5 (IL-5) in sepsis; however, the loss of eosinophils in this disease presents a paradox. OB...

journal_title：American journal of respiratory and critical care medicine

authors： Linch SN,Danielson ET,Kelly AM,Tamakawa RA,Lee JJ,Gold JA

更新日期：2012-08-01 00:00:00

abstract：RATIONALE:Biomass exposure is an important risk factor for chronic obstructive pulmonary disease (COPD). However, the time-course behavior of FEV1 in subjects exposed to biomass is unknown. OBJECTIVES:We undertook this study to determine the FEV1 rate decline in subjects exposed to biomass. METHODS:Pulmonary function...

journal_title：American journal of respiratory and critical care medicine

authors： Ramírez-Venegas A,Sansores RH,Quintana-Carrillo RH,Velázquez-Uncal M,Hernandez-Zenteno RJ,Sánchez-Romero C,Velazquez-Montero A,Flores-Trujillo F

更新日期：2014-11-01 00:00:00

abstract：:Diabetes mellitus has been inconsistently associated with a reduced level of pulmonary function. To elucidate this association further, we analyzed the relationship of diabetes and of fasting blood glucose to the level of pulmonary function assessed by spirometry in the 3,254 members of the Framingham Offspring Cohort...

journal_title：American journal of respiratory and critical care medicine

authors： Walter RE,Beiser A,Givelber RJ,O'Connor GT,Gottlieb DJ

更新日期：2003-03-15 00:00:00

abstract：RATIONALE:Acute lung injury (ALI) that develops 6 hours after transfusion (TRALI) is the leading cause of transfusion-related mortality. Several transfusion characteristics have been postulated as risk factors for TRALI, but the evidence is limited to retrospective studies. OBJECTIVES:To compare patient and transfusio...

journal_title：American journal of respiratory and critical care medicine

authors： Gajic O,Rana R,Winters JL,Yilmaz M,Mendez JL,Rickman OB,O'Byrne MM,Evenson LK,Malinchoc M,DeGoey SR,Afessa B,Hubmayr RD,Moore SB

更新日期：2007-11-01 00:00:00

abstract：:Hepatopulmonary syndrome (HPS) is characterized by intrapulmonary vascular dilatations and an increased alveoloarterial oxygen difference (AaPO(2)). These abnormalities are related to augmented pulmonary nitric oxide (NO) production, dependent primarily on increases in the expression and activity of inducible NO-synth...

journal_title：American journal of respiratory and critical care medicine

authors： Rabiller A,Nunes H,Lebrec D,Tazi KA,Wartski M,Dulmet E,Libert JM,Mougeot C,Moreau R,Mazmanian M,Humbert M,Hervé P

更新日期：2002-08-15 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: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：:The Pulmonary Complications of HIV Infection Study is a prospective, multicenter, observational study evaluating pulmonary disease among HIV-infected persons. For approximately 52 mo, 1,182 HIV-infected subjects were followed. All participants were evaluated for pulmonary disease on a predetermined schedule. There wer...

journal_title：American journal of respiratory and critical care medicine

authors： Stansell JD,Osmond DH,Charlebois E,LaVange L,Wallace JM,Alexander BV,Glassroth J,Kvale PA,Rosen MJ,Reichman LB,Turner JR,Hopewell PC

更新日期：1997-01-01 00:00:00

abstract：RATIONALE:Studies in humans and rodents have indicated a causative role for CD8(+) T cells in IgE-mediated allergic inflammation, but their function is still controversial. OBJECTIVES:To analyze the role of allergen-specific CD8(+) T cells during the development of allergic airway inflammation in two parallel but dive...

journal_title：American journal of respiratory and critical care medicine

authors： Aguilar-Pimentel JA,Alessandrini F,Huster KM,Jakob T,Schulz H,Behrendt H,Ring J,de Angelis MH,Busch DH,Mempel M,Ollert M

更新日期：2010-01-01 00:00:00

abstract：:Allergen inhalation challenge is associated with increases in eosinophil number and activation, and provides a useful model for investigating airway inflammation in asthma. Limited information, however, is available on the effect of allergen challenge on cytokines regulating eosinophil function. We investigated allerg...

journal_title：American journal of respiratory and critical care medicine

authors： Woolley KL,Adelroth E,Woolley MJ,Ellis R,Jordana M,O'Byrne PM

更新日期：1995-06-01 00:00:00

abstract：:Kaposi's sarcoma (KS) is the most common neoplasm in persons infected with the human immunodeficiency virus (HIV). However, information about the presenting features of pulmonary KS is limited. To describe the clinical, laboratory, and radiographic features of pulmonary KS, medical records and chest radiographs of 168...

journal_title：American journal of respiratory and critical care medicine

authors： Huang L,Schnapp LM,Gruden JF,Hopewell PC,Stansell JD

更新日期：1996-04-01 00:00:00

abstract：:To determine whether the diagnostic yield of transbronchial needle aspiration (TBNA) improves over time and to obtain insights about factors influencing its performance, we reviewed our experience during a 3-yr period. After serial multifaceted educational interventions directed toward bronchoscopists and their techni...

journal_title：American journal of respiratory and critical care medicine

authors： Haponik EF,Cappellari JO,Chin R,Adair NE,Lykens M,Alford PT,Bowton DL

更新日期：1995-06-01 00:00:00

abstract：:The role of nitric oxide (NO) in the host-defense against human tuberculosis (TB) is controversial. Although experimental evidence indicates that NO may play an important role in controlling TB, its expression in human tuberculous lungs has not been systematically characterized. We therefore investigated the expressio...

journal_title：American journal of respiratory and critical care medicine

authors： Choi HS,Rai PR,Chu HW,Cool C,Chan ED

更新日期：2002-07-15 00:00:00

abstract：:We investigated whether cephalometric measurements, nocturnal indices of negative intrathoracic pressure, or the frequency of sleep-related breathing disorders were related to the level of effective continuous positive airway pressure (CPAP) in patients with obstructive sleep apnea (OSA). We examined 22 OSA patients w...

journal_title：American journal of respiratory and critical care medicine

authors： Sforza E,Krieger J,Bacon W,Petiau C,Zamagni M,Boudewijns A

更新日期：1995-06-01 00:00:00

abstract：:During dynamic hyperinflation, the ventilatory pump is facing increased demand because it must overcome the intrinsic positive end-expiratory pressure (PEEPi) and decreased capacity since it must operate at a dynamically increased end-expiratory lung volume (EELV). The aim of this study was to evaluate the relative pr...

journal_title：American journal of respiratory and critical care medicine

authors： Yan S,Kayser B

更新日期：1997-08-01 00:00:00

abstract：:The aim of the study was to determine risk factors for severe community-acquired pneumonia (CAP) as well as to compare microbial patterns of severe CAP to a previous study from our respiratory intensive care unit (ICU) originating from 1984 to 1987. Patients admitted to the ICU according to clinical judgment were defi...

journal_title：American journal of respiratory and critical care medicine

authors： Ruiz M,Ewig S,Torres A,Arancibia F,Marco F,Mensa J,Sanchez M,Martinez JA

更新日期：1999-09-01 00:00:00

abstract：:The six-minute walk test is a submaximal exercise test that can be performed even by a patient with heart failure not tolerating maximal exercise testing. To elucidate the clinical significance and prognostic value of the six-minute walk test in patients with primary pulmonary hypertension (PPH), we sought (1) to asse...

journal_title：American journal of respiratory and critical care medicine

authors： Miyamoto S,Nagaya N,Satoh T,Kyotani S,Sakamaki F,Fujita M,Nakanishi N,Miyatake K

更新日期：2000-02-01 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