Peroxisome Proliferator-Activated Receptor γ Regulates Chronic Alcohol-Induced Alveolar Macrophage Dysfunction.

abstract：:We studied the effect of the nitric oxide synthase (NOS) inhibitor asymmetric dimethyl arginine (ADMA) and the inactive enantiomer N G-methyl-D-arginine (D-NMMA) on Pseudomonas aeruginosa infection of the respiratory mucosa in nasal turbinate organ cultures. We also investigated the effect of P. aeruginosa culture fil...

journal_title：American journal of respiratory cell and molecular biology

authors： Dowling RB,Newton R,Robichaud A,Cole PJ,Barnes PJ,Wilson R

更新日期：1998-12-01 00:00:00

abstract：:Idiopathic pulmonary fibrosis is a lethal parenchymal lung disease characterized by denudation of the lung epithelium, fibroblast proliferation, and collagen deposition. Cellular changes underlying disease progression involve injury to alveolar epithelial cells, epithelial to mesenchymal transition, proliferation of a...

journal_title：American journal of respiratory cell and molecular biology

authors： Shukla MN,Rose JL,Ray R,Lathrop KL,Ray A,Ray P

更新日期：2009-06-01 00:00:00

abstract：:Airway epithelial cell defenses to viral infections are often compromised in disease or injury. Danger molecules, including ATP, are released during infection and contribute to nucleotide receptor-dependent inflammatory responses, largely through P2X(7). Although respiratory epithelium has been shown to express a vari...

journal_title：American journal of respiratory cell and molecular biology

authors： Shi L,Manthei DM,Guadarrama AG,Lenertz LY,Denlinger LC

更新日期：2012-09-01 00:00:00

abstract：:Alveolar type II cells produce pulmonary surfactant and serve as the stem cell of the alveolar epithelium by proliferating and transforming into type I cells. The study of the differentiated function and proliferative capacity of type II cells in response to injury in vivo has been hindered by the complexity of the sy...

journal_title：American journal of respiratory cell and molecular biology

authors： Kinnard WV,Tuder R,Papst P,Fisher JH

更新日期：1994-10-01 00:00:00

abstract：:Pure nicotine impairs macrophage killing of Mycobacterium tuberculosis (MTB), but it is not known whether the nicotine component in cigarette smoke (CS) plays a role. Moreover, the mechanisms by which nicotine impairs macrophage immunity against MTB have not been explored. To neutralize the effects of nicotine in CS e...

journal_title：American journal of respiratory cell and molecular biology

authors： Bai X,Stitzel JA,Bai A,Zambrano CA,Phillips M,Marrack P,Chan ED

更新日期：2017-09-01 00:00:00

abstract：:Leukocyte elastase induces apoptosis of lung epithelial cells via alterations in mitochondrial permeability, but the signaling pathways regulating this response remain uncertain. Here we investigated the involvement of proteinase-activated receptor-1 (PAR-1), the transcription factor NF-kappaB, and the protooncogene p...

journal_title：American journal of respiratory cell and molecular biology

authors： Suzuki T,Yamashita C,Zemans RL,Briones N,Van Linden A,Downey GP

更新日期：2009-12-01 00:00:00

abstract：:The primary function of neutrophils in host defense is to contain and eradicate invading microbial pathogens. This is achieved through a series of swift and highly coordinated responses culminating in ingestion (phagocytosis) and killing of invading microbes. While these tasks are usually performed without injury to h...

journal_title：American journal of respiratory cell and molecular biology

authors： Zemans RL,Colgan SP,Downey GP

更新日期：2009-05-01 00:00:00

abstract：:To investigate mechanisms regulating intra-alveolar coagulation, we studied monolayers of the A549 human lung epithelial cell line. The surface of A549 cells delayed the onset of prothrombin-to-thrombin conversion and prevented total prothrombin consumption in normal plasma compared to plastic cell-free wells. Similar...

journal_title：American journal of respiratory cell and molecular biology

authors： Berry L,Andrew M,Post M,Ofosu F,O'Brodovich H

更新日期：1991-04-01 00:00:00

abstract：:Cytolytic lymphocytes play an important role in defense against viral and neoplastic disease. Integral to the function of these cells is the content of lysosomal granules. Recent attention has focused on a family of proteases present in the granules of natural killer (NK) cells, interleukin-2 (IL-2)-activated NK cells...

journal_title：American journal of respiratory cell and molecular biology

authors： Breite WM,Dal Nogare AR,Yarbrough WC Jr,Weissler JC

更新日期：1990-12-01 00:00:00

abstract：:The growth factors that operate while the lung remodels in hyperoxia are not known. At the lung periphery, high oxygen levels cause cell hypertrophy and hyperplasia, and this results in a thickening of the alveolar-capillary membrane and the walls of its associated microvessels. The present study examines gene express...

journal_title：American journal of respiratory cell and molecular biology

authors： Powell PP,Wang CC,Jones R

更新日期：1992-09-01 00:00:00

abstract：:Surfactant is an apically-secreted surface-active material containing primarily disaturated phosphatidylcholine (DSPtdCho) that is released from alveolar epithelia into the alveolus. Surfactant deficiency is an important aspect of inflammatory lung disease and may result from extravasation of serum lipoproteins into t...

journal_title：American journal of respiratory cell and molecular biology

authors： Agassandian M,Mathur SN,Zhou J,Field FJ,Mallampalli RK

更新日期：2004-08-01 00:00:00

abstract：:The cellular events involved in generating the hypoxic pulmonary vasoconstriction response are not clearly understood, in part because of the multitude of factors that alter pulmonary vascular tone. The goal of the present studies was to determine if a cell culture preparation containing vascular smooth muscle (VSM) c...

journal_title：American journal of respiratory cell and molecular biology

authors： Murray TR,Chen L,Marshall BE,Macarak EJ

更新日期：1990-11-01 00:00:00

abstract：:Stachybotrys chartarum is a fungal contaminant within the built environment and a respiratory health concern in the United States. The objective of this study was to characterize the mechanisms influencing pulmonary immune responses to repeatedly inhaled S. chartarum. Groups of B6C3F1/N mice repeatedly inhaled viable ...

journal_title：American journal of respiratory cell and molecular biology

authors： Croston TL,Lemons AR,Barnes MA,Goldsmith WT,Orandle MS,Nayak AP,Germolec DR,Green BJ,Beezhold DH

更新日期：2020-05-01 00:00:00

abstract：:Hypersensitivity pneumonitis (HP) is an allergic granulomatous interstitial lung disease resulting from a reaction of selected individuals to repeated inhalations of certain antigens. HP is characterized by chronic inflammation, and the development of the disease seems to be immunologically mediated. In farmer's lung,...

journal_title：American journal of respiratory cell and molecular biology

authors： Denis M,Cormier Y,Tardif J,Ghadirian E,Laviolette M

更新日期：1991-08-01 00:00:00

abstract：:Histamine was one of the first inflammatory mediators thought to be important in the pathophysiology of asthma, but it is not now thought to be a mediator with primary importance in airway constriction. However, histamine has several effects that may be relevant. One of these effects, its immunoregulatory role, has be...

journal_title：American journal of respiratory cell and molecular biology

authors： Bissonnette EY

更新日期：1996-06-01 00:00:00

abstract：:Endothelin (ET)-1 causes long-lasting vasoconstriction and vascular remodeling by interacting with specific G-protein-coupled receptors in pulmonary artery smooth muscle cells (PASMCs), and thus plays an important role in the pathophysiology of pulmonary arterial hypertension. The two-pore domain K(+) channel, TASK-1,...

journal_title：American journal of respiratory cell and molecular biology

authors： Tang B,Li Y,Nagaraj C,Morty RE,Gabor S,Stacher E,Voswinckel R,Weissmann N,Leithner K,Olschewski H,Olschewski A

更新日期：2009-10-01 00:00:00

abstract：:Neutrophil elastase (NE) is a major inflammatory mediator in cystic fibrosis (CF) that is a robust predictor of lung disease progression. NE directly causes airway injury via protease activity, and propagates persistent neutrophilic inflammation by up-regulation of neutrophil chemokine expression. Despite its key role...

journal_title：American journal of respiratory cell and molecular biology

authors： Griffin KL,Fischer BM,Kummarapurugu AB,Zheng S,Kennedy TP,Rao NV,Foster WM,Voynow JA

更新日期：2014-04-01 00:00:00

abstract：:Despite respiratory syncytial virus (RSV) bronchiolitis remaining the most common cause of lower respiratory tract disease in infants worldwide, treatment has progressed little in the past 30 years. The aim of our study was to determine whether post-infection administration of de novo pyrimidine synthesis inhibitors c...

journal_title：American journal of respiratory cell and molecular biology

authors： Davis IC,Lazarowski ER,Chen FP,Hickman-Davis JM,Sullender WM,Matalon S

更新日期：2007-10-01 00:00:00

abstract：:Sufficient pulmonary surfactant production is required for the fetal-neonatal transition, especially in preterm infants. Neuregulin (NRG) and its transmembrane receptor ErbB4 positively regulate the onset of fetal surfactant synthesis. Details of this signaling process remain to be elucidated. ErbB4 is known to regula...

journal_title：American journal of respiratory cell and molecular biology

authors： Zscheppang K,Dörk T,Schmiedl A,Jones FE,Dammann CE

更新日期：2011-10-01 00:00:00

abstract：:Cigarette smoking and aging are major risk factors for chronic obstructive pulmonary disease. An unsolved question is whether elderly lungs are particularly vulnerable to cigarette smoke (CS) exposure. In this study, we used a mouse model to test the hypothesis that aging increases the susceptibility to CS-induced pul...

journal_title：American journal of respiratory cell and molecular biology

authors： Moriyama C,Betsuyaku T,Ito Y,Hamamura I,Hata J,Takahashi H,Nasuhara Y,Nishimura M

更新日期：2010-03-01 00:00:00

abstract：:LL-37 is a human cationic host defense peptide that is present in the specific granules of neutrophils, produced by epithelial cells from a variety of tissues, and is upregulated during inflammation, infection, and injury. It has been proposed to have a variety of antimicrobial functions, including both direct antimic...

journal_title：American journal of respiratory cell and molecular biology

authors： Lau YE,Bowdish DM,Cosseau C,Hancock RE,Davidson DJ

更新日期：2006-04-01 00:00:00

abstract：:Fibroblasts are the major mesenchymal cells present within the interstitium of the lung and are a major source of vascular endothelial growth factor (VEGF), which modulates the maintenance of pulmonary microvasculature. Prostaglandin E(2) (PGE(2)) acts on a set of E-prostanoid (EP) receptors that activate multiple sig...

journal_title：American journal of respiratory cell and molecular biology

authors： Nakanishi M,Sato T,Li Y,Nelson AJ,Farid M,Michalski J,Kanaji N,Wang X,Basma H,Patil A,Goraya J,Liu X,Togo S,L Toews M,Holz O,Muller KC,Magnussen H,Rennard SI

更新日期：2012-02-01 00:00:00

abstract：:Chlorine (Cl(2)) gas exposure poses an environmental and occupational hazard that frequently results in acute lung injury. There is no effective treatment. We assessed the efficacy of antioxidants, administered after exposure, in decreasing mortality and lung injury in C57BL/6 mice exposed to 600 ppm of Cl(2) for 45 m...

journal_title：American journal of respiratory cell and molecular biology

authors： Zarogiannis SG,Jurkuvenaite A,Fernandez S,Doran SF,Yadav AK,Squadrito GL,Postlethwait EM,Bowen L,Matalon S

更新日期：2011-08-01 00:00:00

abstract：:Although hemolytic anemia-associated pulmonary hypertension (PH) and pulmonary arterial hypertension (PAH) are more common than the prevalence of idiopathic PAH alone, the role of hemolysis in the development of PAH is poorly characterized. We hypothesized that hemolysis independently contributes to PAH pathogenesis v...

journal_title：American journal of respiratory cell and molecular biology

authors： Rafikova O,Williams ER,McBride ML,Zemskova M,Srivastava A,Nair V,Desai AA,Langlais PR,Zemskov E,Simon M,Mandarino LJ,Rafikov R

更新日期：2018-09-01 00:00:00

abstract：:To examine the effects of acid exposure on the adherence of Streptococcus pneumoniae to cultured human tracheal epithelial cells, cells were exposed to acid at various pH levels, and various concentrations of S. pneumoniae were added to the culture medium. The number of S. pneumoniae adhering to cultured human trachea...

journal_title：American journal of respiratory cell and molecular biology

authors： Ishizuka S,Yamaya M,Suzuki T,Nakayama K,Kamanaka M,Ida S,Sekizawa K,Sasaki H

更新日期：2001-04-01 00:00:00

abstract：:Substantial challenges remain in our understanding of fibrotic lung diseases. Nowhere is this more true than in the elucidation and verification of the pathogenetic basis upon which they develop. Scientific progress, most recently in the field of experimental therapy, has relied closely on interpreting data derived fr...

journal_title：American journal of respiratory cell and molecular biology

authors： Chua F,Gauldie J,Laurent GJ

更新日期：2005-07-01 00:00:00

abstract：:Transforming growth factor-beta (TGF-beta) is a cytokine implicated in wound healing and in the pathogenesis of pulmonary fibrosis. TGF-beta stimulates myofibroblast differentiation characterized by expression of contractile smooth muscle (SM)-specific proteins such as SM-alpha-actin. In the present study, we examined...

journal_title：American journal of respiratory cell and molecular biology

authors： Sandbo N,Kregel S,Taurin S,Bhorade S,Dulin NO

更新日期：2009-09-01 00:00:00

abstract：:Ozone (O3) is the principal oxidant pollutant in photochemical smog. Repeated exposures to O3 induces inflammation and mucous cell metaplasia in the nasal airways of laboratory animals. Our study was designed to determine the efficacy of a topical anti-inflammatory corticosteroid in preventing O3-induced rhinitis and ...

journal_title：American journal of respiratory cell and molecular biology

authors： Hotchkiss JA,Hilaski R,Cho H,Regan K,Spencer P,Slack K,Harkema JR

更新日期：1998-01-01 00:00:00

abstract：:Asbestos causes asbestosis and malignancies by mechanisms that are not fully established. Alveolar epithelial cell (AEC) injury and repair are crucial determinants of the fibrogenic potential of noxious agents such as asbestos. We previously showed that mitochondrial reactive oxygen species mediate asbestos-induced AE...

journal_title：American journal of respiratory cell and molecular biology

authors： Cheresh P,Morales-Nebreda L,Kim SJ,Yeldandi A,Williams DB,Cheng Y,Mutlu GM,Budinger GR,Ridge K,Schumacker PT,Bohr VA,Kamp DW

更新日期：2015-01-01 00:00:00

abstract：:Influenza A virus (IAV) infection is known to induce endoplasmic reticulum (ER) stress, Fas-dependent apoptosis, and TGF-β production in a variety of cells. However, the relationship between these events in murine primary tracheal epithelial cells (MTECS), which are considered one of the primary sites of IAV infection...

journal_title：American journal of respiratory cell and molecular biology

authors： Roberson EC,Tully JE,Guala AS,Reiss JN,Godburn KE,Pociask DA,Alcorn JF,Riches DW,Dienz O,Janssen-Heininger YM,Anathy V

更新日期：2012-05-01 00:00:00