Differential effects of stable prostacyclin analogs on smooth muscle proliferation and cyclic AMP generation in human pulmonary artery.

abstract：:The surfactant-associated proteins SP-A and SP-D are members of a family of collagenous host defense lectins, designated collectins. There is increasing evidence that these pulmonary epithelial-derived proteins are important components of the innate immune response to microbial challenge, and that they participate in ...

journal_title：American journal of respiratory cell and molecular biology

authors： Crouch EC

更新日期：1998-08-01 00:00:00

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：:To evaluate the response of an epithelial barrier to a moderate but sustained oxidative stress, we cultured monolayers of Madin Darby canine kidney cells on microporous filters and exposed them to the hypoxanthine-xanthine oxidase (HX-XO) reaction. The transepithelial permeability coefficient for mannitol (Pm) was ass...

journal_title：American journal of respiratory cell and molecular biology

authors： Rochat T,Burkhard C,Finci-Cerkez V,Meda P

更新日期：1993-11-01 00:00:00

abstract：:Lung elastin synthesis is normally confined to periods of development, is maximal during alveolarization, and declines to low levels in mature lung. We have previously described an elastogenic response in the adult rat lung associated with experimental granulomatous disease induced by silica instillation. Reinitiated ...

journal_title：American journal of respiratory cell and molecular biology

authors： Mariani TJ,Arikan MC,Pierce RA

更新日期：1999-08-01 00:00:00

abstract：:In the current study, we describe cytokine and Escherichia coli lipopolysaccharide (LPS) induction of nitric oxide (NO) synthase mRNA levels in cultured smooth muscle from rat pulmonary artery (RPASM). Exposure of RPASM to interleukin-1 beta, interferon-gamma, or LPS alone did not significantly affect NO synthesis, as...

journal_title：American journal of respiratory cell and molecular biology

authors： Nakayama DK,Geller DA,Lowenstein CJ,Chern HD,Davies P,Pitt BR,Simmons RL,Billiar TR

更新日期：1992-11-01 00:00:00

abstract：:Zn may have an important protective role in the respiratory epithelium and Zn deficiency may enhance airway inflammation and epithelial damage. The effects of mild nutritional Zn deficiency on airway hyperresponsiveness (AHR) and airway inflammation in mice sensitized and challenged with ovalbumin (OVA) to induce an a...

journal_title：American journal of respiratory cell and molecular biology

authors： Truong-Tran AQ,Ruffin RE,Foster PS,Koskinen AM,Coyle P,Philcox JC,Rofe AM,Zalewski PD

更新日期：2002-09-01 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：:In bronchial asthma, eosinophils found in the airways have an enhanced inflammatory capacity. We hypothesized that, at least in part, changes in functional phenotype are due to the effect of transendothelial migration. To model in vivo eosinophil trafficking to the lung, we cultured human pulmonary microvascular endot...

journal_title：American journal of respiratory cell and molecular biology

authors： Yamamoto H,Sedgwick JB,Vrtis RF,Busse WW

更新日期：2000-09-01 00:00:00

abstract：:Lung structure undergoes rapid remodeling during late gestation as a functional respiratory unit is formed. To determine the role of collagen turnover in this process, particularly the basement membrane component, we studied the degradation of collagen in a series of fetal rats from day 18 of gestation to full term. D...

journal_title：American journal of respiratory cell and molecular biology

authors： Arden MG,Spearman MA,Adamson IY

更新日期：1993-07-01 00:00:00

abstract：:Type 2 alveolar epithelial cells (AEC2) are regarded as the progenitor population of the alveolus responsible for injury repair and homeostatic maintenance. Depletion of this population is hypothesized to underlie various lung pathologies. Current models of lung injury rely on either uncontrolled, nonspecific destruct...

journal_title：American journal of respiratory cell and molecular biology

authors： Garcia O,Hiatt MJ,Lundin A,Lee J,Reddy R,Navarro S,Kikuchi A,Driscoll B

更新日期：2016-03-01 00:00:00

abstract：:Tumor necrosis factor (TNF) is an inflammatory cytokine produced by many cell types which may contribute to the pathophysiology of a variety of lung diseases. In this study we have used Ro 45-2081 (a soluble receptor composed of the human p55 TNF receptor and human heavy-chain immunoglobulin G) to explore the role of ...

journal_title：American journal of respiratory cell and molecular biology

authors： Gater PR,Wasserman MA,Paciorek PM,Renzetti LM

更新日期：1996-05-01 00:00:00

abstract：:Lung alveoli are lined by alveolar type (AT) 1 cells and cuboidal AT2 cells. The AT1 cells are likely to be exposed to cell-free hemoglobin (Hb) in multiple lung diseases; however, the role of Hb redox (reduction-oxidation) reactions and their precise contributions to AT1 cell injury are not well understood. Using mou...

journal_title：American journal of respiratory cell and molecular biology

authors： Chintagari NR,Jana S,Alayash AI

更新日期：2016-08-01 00:00:00

abstract：:Pseudomonas aeruginosa colonizes the lower respiratory tracts of patients with severe bronchiectasis, including cystic fibrosis, a condition associated with increased airway mucus output. We have shown that an extract containing chloroform-soluble extracellular products of P. aeruginosa releases glycoconjugates into t...

journal_title：American journal of respiratory cell and molecular biology

authors： Somerville M,Taylor GW,Watson D,Rendell NB,Rutman A,Todd H,Davies JR,Wilson R,Cole P,Richardson PS

更新日期：1992-01-01 00:00:00

abstract：:Semaphorins are a large family of proteins originally identified as axon guidance cues that play a crucial role in neural development. They are also ubiquitously expressed beyond the nervous system and contribute to regulation of essential cell functions, such as cell migration, proliferation, and adhesion. Binding of...

journal_title：American journal of respiratory cell and molecular biology

authors： Movassagh H,Khadem F,Gounni AS

更新日期：2018-01-01 00:00:00

abstract：:Mechanical stimulation of the airway epithelium, as would occur during bronchoconstriction, is a potent stimulus and can activate profibrotic pathways. We used DNA microarray technology to examine gene expression in compressed normal human bronchial epithelial cells (NHBE). Compressive stress applied continuously over...

journal_title：American journal of respiratory cell and molecular biology

authors： Chu EK,Cheng J,Foley JS,Mecham BH,Owen CA,Haley KJ,Mariani TJ,Kohane IS,Tschumperlin DJ,Drazen JM

更新日期：2006-12-01 00:00:00

abstract：:Neutrophil apoptosis is essential for the resolution of inflammation but is delayed by several inflammatory mediators. In such terminally differentiated cells it has been uncertain whether these agents can inhibit apoptosis through transcriptional regulation of anti-death (Bcl-X(L), Mcl-1, Bcl2A1) or BH3-only (Bim, Bi...

journal_title：American journal of respiratory cell and molecular biology

authors： Cowburn AS,Summers C,Dunmore BJ,Farahi N,Hayhoe RP,Print CG,Cook SJ,Chilvers ER

更新日期：2011-06-01 00:00:00

abstract：:Mucin glycoproteins play a key role in the normal function of the airway epithelium. We examined the expression of mucin genes, MUC3, 4, 5AC, 5B, 6, 7, and 8 in human fetal tissues to establish the localization and age of onset of expression of each mucin gene during human development. We detected expression of MUC4, ...

journal_title：American journal of respiratory cell and molecular biology

authors： Reid CJ,Gould S,Harris A

更新日期：1997-11-01 00:00:00

abstract：:Important characteristics of chronic obstructive pulmonary disease (COPD) include airway and vascular remodeling, the molecular mechanisms of which are poorly understood. We assessed the role of fibroblast growth factors (FGF) in pulmonary vascular remodeling by examining the expression pattern of FGF-1, FGF-2, and th...

journal_title：American journal of respiratory cell and molecular biology

authors： Kranenburg AR,De Boer WI,Van Krieken JH,Mooi WJ,Walters JE,Saxena PR,Sterk PJ,Sharma HS

更新日期：2002-11-01 00:00:00

abstract：:Hydrogen peroxide (H(2)O(2)) is found in exhaled breath and is produced by airway epithelia. In addition, H(2)O(2) is a necessary substrate for the airway lactoperoxidase (LPO) anti-infection system. To investigate the source of H(2)O(2) produced by airway epithelia, PCR was used to screen nicotinamide adenine dinucle...

journal_title：American journal of respiratory cell and molecular biology

authors： Forteza R,Salathe M,Miot F,Forteza R,Conner GE

更新日期：2005-05-01 00:00:00

abstract：:It had been thought that the central molecular event in the malignant transformation of a cell is the mutation of certain oncogenes-and the resultant dysregulated activation of their encoded proteins. During the past decade, however, it has become clear that alteration of the activity of the protein products of tumor ...

journal_title：American journal of respiratory cell and molecular biology

authors： Weintraub SJ

更新日期：1996-08-01 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：: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：:In addition to inhibiting proliferation and causing enlargement of bovine pulmonary artery endothelial cells in culture, porcine platelet transforming growth factor-beta 1 (TGF-beta 1) (2 ng/ml) lowered glutathione (GSH) of these cells by 48% after 96 h in culture when GSH levels were normalized for cell counts. This ...

journal_title：American journal of respiratory cell and molecular biology

authors： White AC,Das SK,Fanburg BL

更新日期：1992-04-01 00:00:00

abstract：:Surface airway epithelium is frequently injured by noxious inhaled agents, epithelial wound repair may be an important process by which the epithelial barrier integrity is maintained. To evaluate the role of surface airway cells in the wound repair process, we developed an in vitro wounding model of human nasal epithe...

journal_title：American journal of respiratory cell and molecular biology

authors： Zahm JM,Chevillard M,Puchelle E

更新日期：1991-09-01 00:00:00

abstract：:Asthma arises from the complex interplay of inflammatory pathways in diverse cell types and tissues. We sought to undertake a comprehensive transcriptomic assessment of the epithelium and airway T cells that remain understudied in asthma and investigate interactions between multiple cells and tissues. Epithelial brush...

journal_title：American journal of respiratory cell and molecular biology

authors： Singhania A,Wallington JC,Smith CG,Horowitz D,Staples KJ,Howarth PH,Gadola SD,Djukanović R,Woelk CH,Hinks TSC

更新日期：2018-02-01 00:00:00

abstract：:Serum contains a number of polypeptide growth factors, hormones, and soluble matrix components and may influence the state of differentiation of epithelial cells in general and of alveolar epithelial cells (AEC) in particular. To evaluate the influence of sera on the transition from the type II toward the type I cell ...

journal_title：American journal of respiratory cell and molecular biology

authors： Borok Z,Hami A,Danto SI,Zabski SM,Crandall ED

更新日期：1995-01-01 00:00:00

abstract：:Lipoxins (LX) are proresolving mediators that augment host defense against bacterial infection. Here, we investigated roles for LX in lung clearance of the fungal pathogen Cryptococcus neoformans (Cne). After intranasal inoculation of 5,000 CFU Cne, C57BL/6 and C.B-17 mice exhibited strain-dependent differences in Cne...

journal_title：American journal of respiratory cell and molecular biology

authors： Colby JK,Gott KM,Wilder JA,Levy BD

更新日期：2016-01-01 00:00:00

abstract：:Gene therapy requires the presence of a robust and yet small promoter to drive high-level expression of desired proteins. In comparative analysis, we investigated the promoter strength of the CTP:phosphocholine cytidylyltransferase promoter (CCT alpha) with other commonly used promoters, which were all cloned into a s...

journal_title：American journal of respiratory cell and molecular biology

authors： Zhou J,You Y,Zabner J,Ryan AJ,Mallampalli RK

更新日期：2004-01-01 00:00:00

abstract：:The present study investigated mechanisms underlying apical and basolateral P2Y(1)-mediated Cl(-) secretion in human airway epithelial cells. Apical and basolateral ATP induced short-circuit currents (I(sc)) with different properties via P2Y(1) receptors. The former comprised an immediate rise followed by a slow atten...

journal_title：American journal of respiratory cell and molecular biology

authors： Son M,Ito Y,Sato S,Ishikawa T,Kondo M,Nakayama S,Shimokata K,Kume H

更新日期：2004-03-01 00:00:00

abstract：:Integrins are heterodimeric cell-surface glycoproteins that mediate cell-cell and cell-matrix adhesion. We previously identified cDNA encoding a novel integrin beta subunit, beta 7, from bronchoalveolar lavage fluid (BALF) leukocytes. The beta 7 subunit protein is now known to associate with at least two integrin alph...

journal_title：American journal of respiratory cell and molecular biology

authors： Erle DJ,Brown T,Christian D,Aris R

更新日期：1994-03-01 00:00:00