abstract：:Antenatal corticosteroids enhance lung maturation. However, the importance of glucocorticoid genes on early lung development, asthma susceptibility, and treatment response remains unknown. We investigated whether glucocorticoid genes are important during lung development and their role in asthma susceptibility and tre...

journal_title：American journal of respiratory cell and molecular biology

authors： Sharma S,Kho AT,Chhabra D,Qiu W,Gaedigk R,Vyhlidal CA,Leeder JS,Barraza-Villarreal A,London SJ,Gilliland F,Raby BA,Weiss ST,Tantisira KG

更新日期：2015-05-01 00:00:00

abstract：:Cyclooxygenase-2 (COX-2) expression and PGE2 secretion from human airway smooth muscle cells (hASMCs) may contribute to β2-adrenoceptor hyporesponsiveness, a clinical feature observed in some patients with asthma. hASMCs from patients with asthma exhibit elevated expression of cytokine-responsive genes, and in some in...

journal_title：American journal of respiratory cell and molecular biology

authors： Comer BS,Camoretti-Mercado B,Kogut PC,Halayko AJ,Solway J,Gerthoffer WT

更新日期：2015-04-01 00:00:00

abstract：:This study investigated whether hypoxia-inducible factor (HIF)-1 influences postnatal vascularization and alveologenesis in mice and whether stable (constitutive-active) HIF could prevent hyperoxia-induced lung injury. We assessed postnatal vessel and alveolar formation in transgenic mice, expressing a stable, constit...

journal_title：American journal of respiratory cell and molecular biology

authors： Tibboel J,Groenman FA,Selvaratnam J,Wang J,Tseu I,Huang Z,Caniggia I,Luo D,van Tuyl M,Ackerley C,de Jongste JC,Tibboel D,Post M

更新日期：2015-04-01 00:00:00

abstract：:Laminins are heterotrimeric proteins that are secreted by the alveolar epithelium into the basement membrane, and their expression is altered in extracellular matrices from patients with pulmonary fibrosis. In a small number of patients with pulmonary fibrosis, we found that the normal basement membrane distribution o...

journal_title：American journal of respiratory cell and molecular biology

authors： Morales-Nebreda LI,Rogel MR,Eisenberg JL,Hamill KJ,Soberanes S,Nigdelioglu R,Chi M,Cho T,Radigan KA,Ridge KM,Misharin AV,Woychek A,Hopkinson S,Perlman H,Mutlu GM,Pardo A,Selman M,Jones JC,Budinger GR

更新日期：2015-04-01 00:00:00

abstract：:Bacterial pneumonia is a common public health problem associated with significant mortality, morbidity, and cost. Neutrophils are usually the earliest leukocytes to respond to bacteria in the lungs. Neutrophils rapidly sequester in the pulmonary microvasculature and migrate into the lung parenchyma and alveolar spaces...

journal_title：American journal of respiratory cell and molecular biology

authors： Gomez JC,Yamada M,Martin JR,Dang H,Brickey WJ,Bergmeier W,Dinauer MC,Doerschuk CM

更新日期：2015-03-01 00:00:00

abstract：:Pulmonary arterial hypertension (PAH) is a devastating disease without effective treatment. Despite decades of research and the development of novel treatments, PAH remains a fatal disease, suggesting an urgent need for better understanding of the pathogenesis of PAH. Recent studies suggest that microRNAs (miRNAs) are...

journal_title：American journal of respiratory cell and molecular biology

authors： Zhou G,Chen T,Raj JU

更新日期：2015-02-01 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：:Macrophage elastase (MMP12) is a key mediator of cigarette smoke (CS)-induced emphysema, yet its role in other smoking related pathologies remains unclear. The weight suppressing effects of smoking are a major hindrance to cessation efforts, and MMP12 is known to suppress the vascularization on which adipose tissue gr...

journal_title：American journal of respiratory cell and molecular biology

authors： Tsuji T,Kelly NJ,Takahashi S,Leme AS,Houghton AM,Shapiro SD

更新日期：2014-12-01 00:00:00

abstract：:Transplantation of mesenchymal stem cells (MSCs) holds great promise in the repair of cigarette smoke (CS)-induced lung damage in chronic obstructive pulmonary disease (COPD). Because CS leads to mitochondrial dysfunction, we aimed to investigate the potential benefit of mitochondrial transfer from human-induced pluri...

journal_title：American journal of respiratory cell and molecular biology

authors： Li X,Zhang Y,Yeung SC,Liang Y,Liang X,Ding Y,Ip MS,Tse HF,Mak JC,Lian Q

更新日期：2014-09-01 00:00:00

abstract：:Airway allergen exposure induces inflammation among individuals with atopy that is characterized by altered airway gene expression, elevated levels of T helper type 2 cytokines, mucus hypersecretion, and airflow obstruction. To identify the genetic determinants of the airway allergen response, we employed a systems ge...

journal_title：American journal of respiratory cell and molecular biology

authors： Kelada SN,Carpenter DE,Aylor DL,Chines P,Rutledge H,Chesler EJ,Churchill GA,Pardo-Manuel de Villena F,Schwartz DA,Collins FS

更新日期：2014-09-01 00:00:00

abstract：:Ground-level ozone (O3) is a ubiquitous environmental air pollutant that is a potent inducer of airway inflammation and has been linked with respiratory and cardiovascular morbidity and mortality. Some studies using transformed or immortalized cells have attributed O3-mediated expression of inflammatory cytokines with...

journal_title：American journal of respiratory cell and molecular biology

authors： McCullough SD,Duncan KE,Swanton SM,Dailey LA,Diaz-Sanchez D,Devlin RB

更新日期：2014-09-01 00:00:00

abstract：:Chronic obstructive pulmonary disease (COPD) is a major disease of the lungs. It primarily occurs after a prolonged period of cigarette smoking. Chronic inflammation of airways and the alveolar space as well as lung tissue destruction are the hallmarks of COPD. Recently it has been shown that cellular senescence might...

journal_title：American journal of respiratory cell and molecular biology

authors： Kumar M,Seeger W,Voswinckel R

更新日期：2014-09-01 00:00:00

abstract：:Acute lung injury (ALI) is characterized by pulmonary inflammation and edema. Innate immune cells (e.g., neutrophils and macrophages) are major contributors to inflammation in ALI. Less is known regarding the role of T cells. We examined the effects of rapamycin on inflammation in a LPS-induced murine model of ALI. Ra...

journal_title：American journal of respiratory cell and molecular biology

authors： Nakajima T,Lin KW,Li J,McGee HS,Kwan JM,Perkins DL,Finn PW

更新日期：2014-08-01 00:00:00

abstract：:The persistence of airway hyperresponsiveness (AHR) and serotonergic enhancement of airway smooth muscle (ASM) contraction induced by ozone (O3) plus allergen has not been evaluated. If this mechanism persists after a prolonged recovery, it would indicate that early-life exposure to O3 plus allergen induces functional...

journal_title：American journal of respiratory cell and molecular biology

authors： Moore BD,Hyde DM,Miller LA,Wong EM,Schelegle ES

更新日期：2014-07-01 00:00:00

abstract：:Bronchopulmonary dysplasia (BPD) is the most common and serious chronic lung disease of preterm infants. The development of pulmonary hypertension (PH) significantly increases the mortality and morbidity of this disease. β-Catenin signaling plays an important role in tissue development and remodeling. Aberrant β-caten...

journal_title：American journal of respiratory cell and molecular biology

authors： Alapati D,Rong M,Chen S,Hehre D,Hummler SC,Wu S

更新日期：2014-07-01 00:00:00

abstract：:Recent studies have indicated that, during the development of pulmonary hypertension (PH), there is a switch from oxidative phosphorylation to glycolysis in the pulmonary endothelium. However, the mechanisms underlying this phenomenon have not been elucidated. Endothelin (ET)-1, an endothelial-derived vasoconstrictor ...

journal_title：American journal of respiratory cell and molecular biology

authors： Sun X,Kumar S,Sharma S,Aggarwal S,Lu Q,Gross C,Rafikova O,Lee SG,Dasarathy S,Hou Y,Meadows ML,Han W,Su Y,Fineman JR,Black SM

更新日期：2014-06-01 00:00:00

abstract：:Lungs are repeatedly exposed to inhaled toxic insults, such as smoke, diesel exhaust, and microbes, which elicit cellular stress responses. The phosphorylation of eukaryotic translation initiation factor 2α by one of four stress-sensing kinases triggers a pathway called the integrated stress response that helps protec...

journal_title：American journal of respiratory cell and molecular biology

authors： van 't Wout EF,Hiemstra PS,Marciniak SJ

更新日期：2014-06-01 00:00:00

abstract：:Myosin light chain kinase (MLCK; gene code, MYLK) is a multifunctional enzyme involved in isoform-specific nonmuscle (nm) and smooth muscle contraction, inflammation, and vascular permeability, processes directly relevant to asthma pathobiology. In this report, we highlight the contribution of the nm isoform (nmMLCK) ...

journal_title：American journal of respiratory cell and molecular biology

authors： Wang T,Moreno-Vinasco L,Ma SF,Zhou T,Shimizu Y,Sammani S,Epshtein Y,Watterson DM,Dudek SM,Garcia JG

更新日期：2014-06-01 00:00:00

abstract：:Idiopathic pulmonary fibrosis (IPF) is a fatal disorder resulting from the progressive remodeling of lungs, with no known effective treatment. Although transforming growth factor (TGF)-β has a well-established role in lung fibrosis, clinical experience with neutralizing antibodies to TGF-β has been disappointing, and ...

journal_title：American journal of respiratory cell and molecular biology

authors： Das S,Kumar M,Negi V,Pattnaik B,Prakash YS,Agrawal A,Ghosh B

更新日期：2014-05-01 00:00:00

abstract：:Increased activity of lung epithelial sodium channels (ENaCs) contributes to the pathophysiology of cystic fibrosis (CF) by increasing the rate of epithelial lining fluid reabsorption. Inter-α-inhibitor (IαI), a serum protease inhibitor, may decrease ENaC activity by preventing its cleavage by serine proteases. High c...

journal_title：American journal of respiratory cell and molecular biology

authors： Lazrak A,Jurkuvenaite A,Ness EC,Zhang S,Woodworth BA,Muhlebach MS,Stober VP,Lim YP,Garantziotis S,Matalon S

更新日期：2014-05-01 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：:Accumulating evidence has demonstrated that up-regulation of the angiotensin (Ang)-converting enzyme (ACE)/AngII/AngII type 1 receptor (AT1R) axis aggravates pulmonary fibrosis. The recently discovered ACE2/Ang-(1-7)/Mas axis, which counteracts the activity of the ACE/AngII/AT1R axis, has been shown to protect against...

journal_title：American journal of respiratory cell and molecular biology

authors： Meng Y,Yu CH,Li W,Li T,Luo W,Huang S,Wu PS,Cai SX,Li X

更新日期：2014-04-01 00:00:00

abstract：:Alveolar type (AT)I and ATII cells are central to maintaining normal alveolar fluid homeostasis. When disrupted, they contribute to the pathogenesis of acute lung injury (ALI) and acute respiratory distress syndrome. Research on ATII cells has been limited by the inability to propagate primary cells in vitro to study ...

journal_title：American journal of respiratory cell and molecular biology

authors： Bove PF,Dang H,Cheluvaraju C,Jones LC,Liu X,O'Neal WK,Randell SH,Schlegel R,Boucher RC

更新日期：2014-04-01 00:00:00

abstract：:Approximately 3 billion people-half the worldwide population-are exposed to extremely high concentrations of household air pollution due to the burning of biomass fuels on inefficient cookstoves, accounting for 4 million annual deaths globally. Yet, our understanding of the pulmonary responses to household air polluti...

journal_title：American journal of respiratory cell and molecular biology

authors： Sussan TE,Ingole V,Kim JH,McCormick S,Negherbon J,Fallica J,Akulian J,Yarmus L,Feller-Kopman D,Wills-Karp M,Horton MR,Breysse PN,Agrawal A,Juvekar S,Salvi S,Biswal S

更新日期：2014-03-01 00:00:00

abstract：:The mammalian airways are sensitive to inhaled stimuli, and airway diseases are characterized by hypersensitivity to volatile stimuli, such as perfumes, industrial solvents, and others. However, the identity and function of the cells in the airway that can sense volatile chemicals remain uncertain, particularly in hum...

journal_title：American journal of respiratory cell and molecular biology

authors： Gu X,Karp PH,Brody SL,Pierce RA,Welsh MJ,Holtzman MJ,Ben-Shahar Y

更新日期：2014-03-01 00:00:00

abstract：:Transformation-related protein 63-expressing (p63(+)) basal cells are confined to the trachea in the mouse lung. However, after influenza virus infection or bleomycin treatment, patches of p63(+) cells were observed in the damaged lung parenchyma. To address whether the newly induced p63(+) cells are derived from the ...

journal_title：American journal of respiratory cell and molecular biology

authors： Zheng D,Yin L,Chen J

更新日期：2014-03-01 00:00:00

abstract：:The experiments described herein define a unique program of polarization of suspended human eosinophils stimulated with IL-5 family cytokines. We found that eosinophil granules and the nucleus move in opposite directions to form, respectively, a granular compartment and the nucleopod, a specialized uropod occupied by ...

journal_title：American journal of respiratory cell and molecular biology

authors： Han ST,Mosher DF

更新日期：2014-03-01 00:00:00

abstract：:Human rhinovirus (HRV) triggers exacerbations of asthma and chronic obstructive pulmonary disease. Cigarette smoking is the primary risk factor for the development of chronic obstructive pulmonary disease, and 25% of individuals with asthma smoke. Smokers experience both longer and more severe colds. We previously sho...

journal_title：American journal of respiratory cell and molecular biology

authors： Hudy MH,Traves SL,Proud D

更新日期：2014-03-01 00:00:00

abstract：:Sphingosine 1-phosphate (S1P) is a bioactive sphingolipid that plays an important proinflammatory role in asthmatic airways. Corticosteroids are first-line antiinflammatories in asthma; however, their repressive effects on S1P-induced cytokine secretion have not been investigated. To address this, our in vitro study r...

journal_title：American journal of respiratory cell and molecular biology

authors： Che W,Parmentier J,Seidel P,Manetsch M,Ramsay EE,Alkhouri H,Ge Q,Armour CL,Ammit AJ

更新日期：2014-02-01 00:00:00

abstract：:IL-1β is a potent proinflammatory cytokine that is implicated in the pathogenesis of acute respiratory distress syndrome. We hypothesized that LPS and mechanical ventilation (MV) together could lead to IL-1β secretion and the development of acute lung injury (ALI), and that this process would be dependent on caspase-1...

journal_title：American journal of respiratory cell and molecular biology

authors： Jones HD,Crother TR,Gonzalez-Villalobos RA,Jupelli M,Chen S,Dagvadorj J,Arditi M,Shimada K

更新日期：2014-02-01 00:00:00

abstract：:Unresolved inflammation in the lung is thought to elicit loss of endothelial cell (EC) barrier integrity and impaired lung function. We have shown, in a mouse model of shock/sepsis, that neutrophil interactions with resident pulmonary cells appear central to the pathogenesis of indirect acute lung injury (iALI). Norma...

journal_title：American journal of respiratory cell and molecular biology

authors： Lomas-Neira J,Venet F,Chung CS,Thakkar R,Heffernan D,Ayala A

更新日期：2014-01-01 00:00:00

abstract：:Tissue-specific transgene expression using tetracycline (tet)-regulated promoter/operator elements has been used to revolutionize our understanding of cellular and molecular processes. However, because most tet-regulated mouse strains use promoters of genes expressed in multiple tissues, to achieve exclusive expressio...

journal_title：American journal of respiratory cell and molecular biology

authors： Tata PR,Pardo-Saganta A,Prabhu M,Vinarsky V,Law BM,Fontaine BA,Tager AM,Rajagopal J

更新日期：2013-12-01 00:00:00

abstract：:Tissue inhibitor of metalloproteinases-3 (TIMP-3) has emerged as a key mediator of inflammation. Recently, we reported that the resolution of inflammation is impaired in Timp3(-/-) mice after bleomycin-induced lung injury. Here, we demonstrate that after LPS instillation (another model of acute lung injury), Timp3(-/-...

journal_title：American journal of respiratory cell and molecular biology

authors： Gill SE,Gharib SA,Bench EM,Sussman SW,Wang RT,Rims C,Birkland TP,Wang Y,Manicone AM,McGuire JK,Parks WC

更新日期：2013-11-01 00:00:00

abstract：:Acute lung injury (ALI) is a devastating disease with an overall mortality rate of 30 to 40%. The coagulation/fibrinolysis system is implicated in the pathogenesis of ALI. Thrombin-activatable fibronolysis inhibitor (TAFI) is an important component of the fibrinolysis system. Recent studies have shown that the active ...

journal_title：American journal of respiratory cell and molecular biology

authors： Naito M,Taguchi O,Kobayashi T,Takagi T,D'Alessandro-Gabazza CN,Matsushima Y,Boveda-Ruiz D,Gil-Bernabe P,Matsumoto T,Chelakkot-Govindalayathil AL,Toda M,Yasukawa A,Hataji O,Morser J,Takei Y,Gabazza EC

更新日期：2013-10-01 00:00:00

abstract：:Heritable pulmonary arterial hypertension (HPAH) is a serious lung vascular disease caused by heterozygous mutations in the bone morphogenetic protein (BMP) pathway genes, BMPR2 and SMAD9. One noncanonical function of BMP signaling regulates biogenesis of a subset of microRNAs. We have previously shown that this funct...

journal_title：American journal of respiratory cell and molecular biology

authors： Drake KM,Dunmore BJ,McNelly LN,Morrell NW,Aldred MA

更新日期：2013-09-01 00:00:00

abstract：:The inflammatory process plays a crucial role in the onset and progression of several lung pathologies, including cystic fibrosis (CF), and the involvement of NF-κB is widely recognized. The specific inhibition of NF-κB by decoy oligonucleotides delivered within the lung may be beneficial, although rationally designed...

journal_title：American journal of respiratory cell and molecular biology

authors： De Stefano D,Coletta C,Bianca Rd,Falcone L,d'Angelo I,Ungaro F,Quaglia F,Carnuccio R,Sorrentino R

更新日期：2013-08-01 00:00:00

abstract：:Metformin has been used as first-line treatment in patients with type 2 diabetes, and is reported to reduce cancer risk and progression by activating the liver kinase B1 (LKB1)-AMP-activated protein kinase (AMPK) pathway. Cisplatin remains the main drug for treating advanced non-small-cell lung cancer. However, drug r...

journal_title：American journal of respiratory cell and molecular biology

authors： Lin CC,Yeh HH,Huang WL,Yan JJ,Lai WW,Su WP,Chen HH,Su WC

更新日期：2013-08-01 00:00:00

abstract：:Mechanical ventilation with high tidal volumes has been associated with pulmonary alveolar flooding. Understanding the mechanisms underlying cyclic stretch-induced increases in alveolar epithelial permeability may be important in designing preventive measures for acute lung injury. In this work, we assessed whether cy...

journal_title：American journal of respiratory cell and molecular biology

authors： Davidovich N,DiPaolo BC,Lawrence GG,Chhour P,Yehya N,Margulies SS

更新日期：2013-07-01 00:00:00

abstract：:Elevated concentrations of CO2 (hypercapnia) lead to alveolar epithelial dysfunction by promoting Na,K-ATPase endocytosis. In the present report, we investigated whether the CO2/HCO3(-) activated soluble adenylyl cyclase (sAC) regulates this process. We found that hypercapnia increased the production of cyclic adenosi...

journal_title：American journal of respiratory cell and molecular biology

authors： Lecuona E,Sun H,Chen J,Trejo HE,Baker MA,Sznajder JI

更新日期：2013-05-01 00:00:00

abstract：:Adenosine concentrations are elevated in the lungs of patients with asthma and chronic obstructive pulmonary disease, where it balances between tissue repair and excessive airway remodeling. We previously demonstrated that the activation of the adenosine A2A receptor promotes epithelial wound closure. However, the mec...

journal_title：American journal of respiratory cell and molecular biology

authors： Allen-Gipson DS,Zimmerman MC,Zhang H,Castellanos G,O'Malley JK,Alvarez-Ramirez H,Kharbanda K,Sisson JH,Wyatt TA

更新日期：2013-05-01 00:00:00