Increased gamma-glutamylcysteine synthetase and gamma-glutamyl transpeptidase activities enhance resistance of rat lung epithelial L2 cells to quinone toxicity.

abstract：:Chronic hypoxia induces proliferation of human pulmonary artery smooth muscle cells (hPASMCs), leading to remodeling and pulmonary hypertension, but the mechanism remains unclear. The present study tested the roles of mitochondrial ATP-sensitive potassium channel (mitoK(ATP)) and mitochondrial membrane potential (Delt...

journal_title：American journal of respiratory cell and molecular biology

authors： Hu HL,Zhang ZX,Chen CS,Cai C,Zhao JP,Wang X

更新日期：2010-06-01 00:00:00

abstract：:Rat alveolar type II pneumocytes, in situ, label with Maclura pomifera agglutinin (MPA), a plant lectin that recognizes alpha-galactosyl oligosaccharide residues of glycoproteins and glycolipids. To study the glycoproteins recognized by the lectin, MPA lectin affinity chromatography was used to isolate a novel glycopr...

journal_title：American journal of respiratory cell and molecular biology

authors： Lwebuga-Mukasa JS

更新日期：1991-06-01 00:00:00

abstract：:Airway epithelial cells produce a number of chemokines, including eotaxins. Among the three known eotaxins, T helper (Th) type 2 cytokines have been observed to induce the expression of eotaxin-3 mRNA. This study investigated the effect of interferon (IFN)-gamma, a Th1 cytokine, on Th2 cytokine-induced eotaxin-3 produ...

journal_title：American journal of respiratory cell and molecular biology

authors： Yamamoto S,Kobayashi I,Tsuji K,Nishi N,Muro E,Miyazaki M,Zaitsu M,Inada S,Ichimaru T,Hamasaki Y

更新日期：2004-10-01 00:00:00

abstract：:Interstitial lung disease is a devastating disease in humans that can be further complicated by the development of secondary pulmonary hypertension. Accumulating evidence indicates that the oxidant superoxide can contribute to the pathogenesis of both interstitial lung disease and pulmonary hypertension. We used a mod...

journal_title：American journal of respiratory cell and molecular biology

authors： Van Rheen Z,Fattman C,Domarski S,Majka S,Klemm D,Stenmark KR,Nozik-Grayck E

更新日期：2011-04-01 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：:Chronic pulmonary inflammation in patients affected by cystic fibrosis (CF) is characterized by massive bronchial infiltrates of neutrophils, which is sustained by the interaction of pathogens (e.g., Pseudomonas aeruginosa) with surface bronchial cells. To explore new treatment options focused on the reduction of neut...

journal_title：American journal of respiratory cell and molecular biology

authors： Bezzerri V,Borgatti M,Nicolis E,Lampronti I,Dechecchi MC,Mancini I,Rizzotti P,Gambari R,Cabrini G

更新日期：2008-07-01 00:00:00

abstract：:Alveolar epithelial cells are directly exposed to acute and chronic fluctuations in alveolar oxygen tension. Previously, we found that the oxygen-binding protein hemoglobin is expressed in alveolar Type II cells (ATII). Here, we report that ATII cells also express a number of highly specific transcription factors and ...

journal_title：American journal of respiratory cell and molecular biology

authors： Grek CL,Newton DA,Spyropoulos DD,Baatz JE

更新日期：2011-04-01 00:00:00

abstract：:Chlamydia infections are frequent causes of respiratory illness, particularly pneumonia in infants, and are linked to permanent reductions in lung function and the induction of asthma. However, the immune responses that protect against early-life infection and the mechanisms that lead to chronic lung disease are incom...

journal_title：American journal of respiratory cell and molecular biology

authors： Starkey MR,Nguyen DH,Brown AC,Essilfie AT,Kim RY,Yagita H,Horvat JC,Hansbro PM

更新日期：2016-04-01 00:00:00

abstract：:Epithelial-mesenchymal cell interactions and factors that control normal lung development are key players in lung injury, repair, and fibrosis. A number of studies have investigated the roles and sources of epithelial progenitors during lung regeneration; such information, however, is limited in lung fibroblasts. Thus...

journal_title：American journal of respiratory cell and molecular biology

authors： Green J,Endale M,Auer H,Perl AK

更新日期：2016-04-01 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：:Administration of supplemental oxygen remains a critical clinical intervention for survival of preterm infants with respiratory failure. However, prolonged exposure to hyperoxia can augment pulmonary damage, resulting in developmental lung diseases embodied as hyperoxia-induced acute lung injury and bronchopulmonary d...

journal_title：American journal of respiratory cell and molecular biology

authors： Sureshbabu A,Syed M,Das P,Janér C,Pryhuber G,Rahman A,Andersson S,Homer RJ,Bhandari V

更新日期：2016-11-01 00:00:00

abstract：:The human lung accumulates iron with senescence. Smoking escalates the accumulation of iron, and we have demonstrated regional variability in the accumulation of iron in smokers' lungs. Iron has been reported to influence the production of a number of proinflammatory mediators, including human interleukin (IL)-1beta. ...

journal_title：American journal of respiratory cell and molecular biology

authors： O'Brien-Ladner AR,Nelson SR,Murphy WJ,Blumer BM,Wesselius LJ

更新日期：2000-07-01 00:00:00

abstract：:Endothelin-1 is a potent bronchoconstrictor peptide with pro-inflammatory and growth-promoting properties. After exposure of sensitized Brown-Norway rats to six repeated ovalbumin exposures, there was an increase in pro-endothelin (ET)-1 messenger RNA compared with saline-exposed control rats 24 h after the final expo...

journal_title：American journal of respiratory cell and molecular biology

authors： Salmon M,Liu YC,Mak JC,Rousell J,Huang TJ,Hisada T,Nicklin PL,Chung KF

更新日期：2000-11-01 00:00:00

abstract：:Chronic obstructive pulmonary disease (COPD) has been associated with heterozygosity for the Z and S alleles of the alpha1-antitrypsin gene in some studies, but these observations have not been confirmed by others. Cigarette smoking is the major risk factor for COPD and may have been a confounding factor in many of th...

journal_title：American journal of respiratory cell and molecular biology

authors： Sandford AJ,Weir TD,Spinelli JJ,Paré PD

更新日期：1999-02-01 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：: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：:Recently, investigators demonstrated associations between fine particulate matter (PM)-associated metals and adverse health effects. Residual oil fly ash (ROFA), a waste product of fossil fuel combustion from boilers, is rich in the transition metals Fe, Ni, and V, and when released as a fugitive particle, is an impor...

journal_title：American journal of respiratory cell and molecular biology

authors： Farraj AK,Hazari MS,Haykal-Coates N,Lamb C,Winsett DW,Ge Y,Ledbetter AD,Carll AP,Bruno M,Ghio A,Costa DL

更新日期：2011-02-01 00:00:00

abstract：:Peroxisome proliferator-activated receptor (PPAR) γ is critical for alveolar macrophage (AM) function. Chronic alcohol abuse causes AM phagocytic dysfunction and susceptibility to respiratory infections by stimulating nicotinamide adenine dinucleotide oxidases (Nox), transforming growth factor-β1, and oxidative stress...

journal_title：American journal of respiratory cell and molecular biology

authors： Yeligar SM,Mehta AJ,Harris FL,Brown LA,Hart CM

更新日期：2016-07-01 00:00:00

abstract：:Pulmonary infection with an exaggerated inflammatory response is the major cause of morbidity and mortality in cystic fibrosis (CF). The objective of this study was to determine whether differences in the innate immune system underlie the exaggerated immune response in CF. We established a model that recapitulates the...

journal_title：American journal of respiratory cell and molecular biology

authors： Bruscia EM,Zhang PX,Ferreira E,Caputo C,Emerson JW,Tuck D,Krause DS,Egan ME

更新日期：2009-03-01 00:00:00

abstract：:Long-term success in lung transplantation is limited by obliterative bronchiolitis, whereas T cell effector mechanisms in this process remain incompletely understood. Using the mouse heterotopic allogeneic airway transplant model, we studied T cell effector responses during obliterative airways disease (OAD). Allospec...

journal_title：American journal of respiratory cell and molecular biology

authors： West EE,Lavoie TL,Orens JB,Chen ES,Ye SQ,Finkelman FD,Garcia JG,McDyer JF

更新日期：2006-01-01 00:00:00

abstract：:Tissue factor pathway inhibitor (TFPI) is the primary inhibitor of the extrinsic coagulation cascade, and its expression is reported to be relatively stable. Various pathophysiologic agents have been shown to influence TFPI activity by regulating its expression or by modifying the protein. It is not clear how TFPI act...

journal_title：American journal of respiratory cell and molecular biology

authors： Jeffers A,Owens S,Koenig K,Quaid B,Pendurthi UR,Rao VM,Idell S,Tucker TA

更新日期：2015-06-01 00:00:00

abstract：:We investigated the effects of cultured epithelial cells and supernatants on resting membrane potential and excitatory neuroeffector transmission in smooth muscle cells of dog trachea and bronchioles. The mean resting membrane potential of the mucosa-free tracheal smooth muscle cells was -59.5 +/- 1.5 mV (+/- SD). App...

journal_title：American journal of respiratory cell and molecular biology

authors： Matsumoto K,Aizawa H,Inoue R,Hamano S,Ikeda S,Xie Z,Hirata M,Hara N,Ito Y

更新日期：1994-03-01 00:00:00

abstract：:Sox2, a transcription factor critical for the maintenance of embryonic stem cells and induction of pluripotent stem cells, is expressed exclusively in the conducting airway epithelium of the lung, where it is required for differentiation of nonciliated, goblet, and ciliated cells. To determine the role of Sox2 in resp...

journal_title：American journal of respiratory cell and molecular biology

authors： Tompkins DH,Besnard V,Lange AW,Keiser AR,Wert SE,Bruno MD,Whitsett JA

更新日期：2011-07-01 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：:The role of guanine nucleotide-binding proteins in the induction of prostacyclin synthesis by stimulated endothelial cells is incompletely understood. We report that sodium fluoride (NaF), a potent activator of cellular guanine nucleotide-binding proteins, affected time- and concentration-dependent generation of prost...

journal_title：American journal of respiratory cell and molecular biology

authors： Garcia JG,Dominguez J,English D

更新日期：1991-08-01 00:00:00

abstract：:The pathological hallmark lesions in idiopathic pulmonary fibrosis are the fibroblastic foci, in which fibroblasts are thought to be involved in the tissue remodeling, matrix deposition, and cross-talk with alveolar epithelium. Recent evidence indicates that some fibroblasts in fibrosis may be derived from bone marrow...

journal_title：American journal of respiratory cell and molecular biology

authors： Hashimoto N,Phan SH,Imaizumi K,Matsuo M,Nakashima H,Kawabe T,Shimokata K,Hasegawa Y

更新日期：2010-08-01 00:00:00

abstract：:In this study, we investigated the effect of the novel retinoid 6-[3-(1-adamantyl)-4-hydroxyphenyl]-2-naphthalene carboxylic acid (AHPN/CD437) on the growth of human lung carcinoma cell lines. AHPN inhibits the proliferation of all cell lines tested, irrespective of the lung tumor type, in a concentration- and time-de...

journal_title：American journal of respiratory cell and molecular biology

authors： Adachi H,Preston G,Harvat B,Dawson MI,Jetten AM

更新日期：1998-03-01 00:00:00

abstract：:Cigarette smoke (CS) is the main causative factor of chronic obstructive pulmonary disease (COPD). Current research supports the concept that airway inflammation is central to the development and progression of the disease. Studies have demonstrated that neutrophils are increased in COPD lungs and that neutrophil-asso...

journal_title：American journal of respiratory cell and molecular biology

authors： Cardini S,Dalli J,Fineschi S,Perretti M,Lungarella G,Lucattelli M

更新日期：2012-09-01 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：:Tumor necrosis factor-alpha (TNF), interleukin-1 beta (IL-1), interleukin-6 (IL-6), and interleukin-8 (IL-8) are inflammatory cytokines produced by alveolar macrophages (AMs) and implicated in sepsis-related adult respiratory distress syndrome (ARDS). Preliminary findings from clinical trials suggest that aerosolized ...

journal_title：American journal of respiratory cell and molecular biology

authors： Thomassen MJ,Meeker DP,Antal JM,Connors MJ,Wiedemann HP

更新日期：1992-09-01 00:00:00