Asbestos-induced pulmonary fibrosis is augmented in 8-oxoguanine DNA glycosylase knockout mice.

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：:Extensive tissue remodeling occurs in survivors of acute lung injury, leading to nearly normal histology and physiology in the majority of individuals, whereas others suffer significant impairment due to the development of pulmonary fibrosis. Alveolar epithelial cells play a central role in the repair process. They ar...

journal_title：American journal of respiratory cell and molecular biology

authors： Hasegawa T,Sorensen L,Dohi M,Rao NV,Hoidal JR,Marshall BC

更新日期：1997-06-01 00:00:00

abstract：:Mycobacterium avium (MAV) and M. abscessus (MAB) are ubiquitous environmental organisms increasingly recognized to cause chronic lung disease in patients with apparently normal immune function. Little is yet known about their human pathophysiology. Our objective was to examine cytokine and chemokine responses (protein...

journal_title：American journal of respiratory cell and molecular biology

authors： Sampaio EP,Elloumi HZ,Zelazny A,Ding L,Paulson ML,Sher A,Bafica AL,Shea YR,Holland SM

更新日期：2008-10-01 00:00:00

abstract：:The pathological hallmarks of bronchopulmonary dysplasia (BPD), a chronic lung disease of premature infants, include inflammation, arrested alveolarization, and dysregulated angiogenesis. Severe BPD is often complicated by pulmonary hypertension (PH) that significantly increases morbidity and mortality. Glycogen synth...

journal_title：American journal of respiratory cell and molecular biology

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

更新日期：2013-05-01 00:00:00

abstract：:Asthma is characterized by appearance of eosinophils in the airway. Eosinophils purified from the airway 48 h after segmental antigen challenge are described as exhibiting greater adhesion to albumin-coated surfaces via an unidentified beta2 integrin and increased expression of alphaMbeta2 (CD11b/18) compared with pur...

journal_title：American journal of respiratory cell and molecular biology

authors： Barthel SR,Jarjour NN,Mosher DF,Johansson MW

更新日期：2006-09-01 00:00:00

abstract：:Inhaled nitric oxide (NO) is an important new therapeutic agent used to treat pulmonary arterial hypertension in a variety of disease states. However, the effects of NO on cells in the lung are uncertain. Previously, we have shown that NO gas depresses neutrophil oxidative cell function and increases neutrophil cell d...

journal_title：American journal of respiratory cell and molecular biology

authors： Fortenberry JD,Owens ML,Brown MR,Atkinson D,Brown LA

更新日期：1998-03-01 00:00:00

abstract：:Heme oxygenase-1 (HO-1) is a stress-response protein, the expression of which is transcriptionally regulated by agents that cause oxidative stress. We have previously shown that lipopolysaccharide (LPS)-induced HO-1 gene transcription in RAW 264.7 macrophage cells is mediated by a distal enhancer called SX2, located 4...

journal_title：American journal of respiratory cell and molecular biology

authors： Camhi SL,Alam J,Wiegand GW,Chin BY,Choi AM

更新日期：1998-02-01 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：:β(2)-Adrenoceptor (β2AR) agonists are the most effective class of bronchodilators and a mainstay of asthma management. The first potent β2AR agonist discovered and widely used in reversing the airway constriction associated with asthma exacerbation was the endogenous activator of the β2AR, epinephrine. In this study, ...

journal_title：American journal of respiratory cell and molecular biology

authors： Thanawala VJ,Forkuo GS,Al-Sawalha N,Azzegagh Z,Nguyen LP,Eriksen JL,Tuvim MJ,Lowder TW,Dickey BF,Knoll BJ,Walker JK,Bond RA

更新日期：2013-02-01 00:00:00

abstract：:Single-cell RNA sequencing (scRNASeq) has advanced our understanding of lung biology, but its utility is limited by the need for fresh samples, loss of cell types by death or inadequate dissociation, and transcriptional stress responses induced during tissue digestion. Single-nucleus RNA sequencing (snRNASeq) has addr...

journal_title：American journal of respiratory cell and molecular biology

authors： Koenitzer JR,Wu H,Atkinson JJ,Brody SL,Humphreys BD

更新日期：2020-12-01 00:00:00

abstract：:Glucocorticoids increase surfactant phosphatidylcholine synthesis, in part, by stimulating the rate regulatory enzyme CTP:cholinephosphate cytidylyltransferase. This enzyme exists in mammalian lung cytosol as an active lipoprotein form (H-form) and an inactive apoprotein (L-form) species. We administered betamethasone...

journal_title：American journal of respiratory cell and molecular biology

authors： Mallampalli RK,Walter ME,Peterson MW,Hunninghake GW

更新日期：1994-01-01 00:00:00

abstract：:Skeletal muscle atrophy in individuals with advanced chronic obstructive pulmonary disease (COPD) is associated with diminished quality of life, increased health resource use, and worsened survival. Muscle wasting results from an imbalance between protein degradation and synthesis, and is enhanced by decreased regener...

journal_title：American journal of respiratory cell and molecular biology

authors： Plant PJ,Brooks D,Faughnan M,Bayley T,Bain J,Singer L,Correa J,Pearce D,Binnie M,Batt J

更新日期：2010-04-01 00:00:00

abstract：:Over one-third of lung recipients have preexisting antibodies against lung-restricted antigens: collagen (Col) type V and K-α1 tubulin (KAT). Although clinical studies have shown association of these antibodies with primary graft dysfunction (PGD), their biological significance remains unclear. We tested whether preex...

journal_title：American journal of respiratory cell and molecular biology

authors： Bharat A,Chiu S,Zheng Z,Sun H,Yeldandi A,DeCamp MM,Perlman H,Budinger GR,Mohanakumar T

更新日期：2016-10-01 00:00:00

abstract：:The differentiated phenotype of the alveolar type II cell is rapidly altered in vitro. To evaluate factors that might influence this process, we isolated and plated rat type II cells in serum-supplemented media to promote adherence and then maintained the cells in a simple nutrient medium in the absence (S- cells) or ...

journal_title：American journal of respiratory cell and molecular biology

authors： Paine R 3rd,Joyce-Brady M,Clement A,Brody JS

更新日期：1990-10-01 00:00:00

abstract：:Congenital diaphragmatic hernia (CDH) is associated with high neonatal mortality from lung hypoplasia and persistent pulmonary hypertension. Pulmonary neuroendocrine cells (PNEC) produce calcitonin gene-related peptide (CGRP), a potent vasodilator. We previously reported altered distribution of CGRP-positive PNEC in f...

journal_title：American journal of respiratory cell and molecular biology

authors： IJsselstijn H,Hung N,de Jongste JC,Tibboel D,Cutz E

更新日期：1998-08-01 00:00:00

abstract：:We investigated the effects of hypoxia (< 2.5% O2) on rat manganese superoxide dismutase (MnSOD) gene promoter-luciferase reporter constructs in transiently transfected lung epithelial cells (A549, L2, and E1A-T2) and fibroblasts (R9Ab). We cloned MnSOD promoter-luciferase reporter constructs (numbers refer to length ...

journal_title：American journal of respiratory cell and molecular biology

authors： Ohman T,Parish G,Jackson RM

更新日期：1999-07-01 00:00:00

abstract：:Quantitative measurement of [3H]thymidine [( 3H]TdR) incorporation into cultured cells is widely used as an indicator of cell proliferation. The observation that adult type II cells are able to incorporate large amounts of [3H]TdR despite the fact that they are not proliferating raised the question of the meaning of [...

journal_title：American journal of respiratory cell and molecular biology

authors： Clement A,Riedel N,Brody JS

更新日期：1990-08-01 00:00:00

abstract：:Previously it was reported that hyperoxia induced death of the human lung adenocarcinoma cell line (A549 cells) by necrosis, not by apoptosis. This study examined proliferation and death of untransformed human small airway epithelial (SAE) cells in normoxia or hyperoxia in comparison with A549 cells. We tested the hyp...

journal_title：American journal of respiratory cell and molecular biology

authors： Jyonouchi H,Sun S,Abiru T,Chareancholvanich S,Ingbar DH

更新日期：1998-09-01 00:00:00

abstract：:Clara cell secretory protein (CCSP), or CC10, is an inhibitor of secretory phospholipase A2 which may be produced by phagocytic cells and by a variety of other cells in the airway. Tumor necrosis factor-alpha (TNF-alpha) is capable of activating phospholipases and inducing the expression of a variety of genes in the a...

journal_title：American journal of respiratory cell and molecular biology

authors： Yao XL,Levine SJ,Cowan MJ,Logun C,Shelhamer JH

更新日期：1998-10-01 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：:The vascular endothelium plays an important role in the regulation of inflammatory responses after trauma and hemorrhage. Interactions of neutrophils with endothelial cells (ECs) contribute to the activation of specific EC responses involved in innate immunity. We have previously reported that oxidants derived from th...

journal_title：American journal of respiratory cell and molecular biology

authors： Xiang M,Yin L,Li Y,Xiao G,Vodovotz Y,Billiar TR,Wilson MA,Fan J

更新日期：2011-03-01 00:00:00

abstract：:Inhalation of the pulmonary irritant ozone is associated with an accumulation of macrophages in the lung. These cells, along with type II epithelial cells, are activated to release increased quantities of hydrogen peroxide and nitric oxide, two reactive mediators that have been implicated in tissue injury. In the pres...

journal_title：American journal of respiratory cell and molecular biology

authors： Pendino KJ,Gardner CR,Shuler RL,Laskin JD,Durham SK,Barton DS,Ohnishi ST,Ohnishi T,Laskin DL

更新日期：1996-06-01 00:00:00

abstract：:Increased airway responsiveness is linked to lung function decline and mortality in subjects with chronic obstructive pulmonary disease (COPD); however, the genetic contribution to airway responsiveness remains largely unknown. A genome-wide association study (GWAS) was performed using the Illumina (San Diego, CA) Hum...

journal_title：American journal of respiratory cell and molecular biology

authors： Hansel NN,Paré PD,Rafaels N,Sin DD,Sandford A,Daley D,Vergara C,Huang L,Elliott WM,Pascoe CD,Arsenault BA,Postma DS,Boezen HM,Bossé Y,van den Berge M,Hiemstra PS,Cho MH,Litonjua AA,Sparrow D,Ober C,Wise RA,Conne

更新日期：2015-08-01 00:00:00

abstract：:T lymphocytes and alveolar macrophages accumulating in the lower respiratory tract of patients with pulmonary sarcoidosis are known to be activated to produce several cytokines, presumably leading to granuloma formation within the lung. We hypothesized that these cells produce colony-stimulating factors (CSFs), which ...

journal_title：American journal of respiratory cell and molecular biology

authors： Itoh A,Yamaguchi E,Kuzumaki N,Okazaki N,Furuya K,Abe S,Kawakami Y

更新日期：1990-09-01 00:00:00

abstract：:It is generally important to elucidate airway epithelial cell lineages and to identify multipotent progenitors as targets for gene therapy. Stem (S) cells are typically present in specialized compartments spatially proximal to their differentiated progeny, but an equivalent paradigm has not been demonstrated in the ai...

journal_title：American journal of respiratory cell and molecular biology

authors： Borthwick DW,Shahbazian M,Krantz QT,Dorin JR,Randell SH

更新日期：2001-06-01 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：:Adenosine is a signaling nucleoside that has been proposed to contribute to the pathogenesis of asthma and chronic obstructive pulmonary disease. Previous studies suggest that adenosine might play an important role in modulating levels of inflammatory mediators in the lung. Because airway epithelium is an important ce...

journal_title：American journal of respiratory cell and molecular biology

authors： Zhong H,Wu Y,Belardinelli L,Zeng D

更新日期：2006-11-01 00:00:00

abstract：:Mutations in the p53 gene have been implicated to play an important role in the development of various human cancers. To evaluate the importance of p53 in lung cancer, a transgenic mouse model was established by utilizing the Clara cell secretory protein (CCSP) promoter to target the expression of a dominant-negative ...

journal_title：American journal of respiratory cell and molecular biology

authors： Tchou-Wong KM,Jiang Y,Yee H,LaRosa J,Lee TC,Pellicer A,Jagirdar J,Gordon T,Goldberg JD,Rom WN

更新日期：2002-08-01 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：:Surfactant protein D (SP-D) is a collagenous, surfactant-associated, carbohydrate-binding protein that is synthesized by pulmonary epithelial cells. In the present studies, we examined the expression of SP-D and SP-D mRNA during late fetal (day 17, 19, 21) and early postnatal (day 5) rat lung development using immunoc...

journal_title：American journal of respiratory cell and molecular biology

authors： Crouch E,Rust K,Marienchek W,Parghi D,Chang D,Persson A

更新日期：1991-07-01 00:00:00