Competition between elastase and related proteases from human neutrophil for binding to alpha1-protease inhibitor.

abstract：:Idiopathic pulmonary fibrosis (IPF) is characterized by excessive deposition of extracellular matrix, in particular, collagens. Two IPF therapeutics, nintedanib and pirfenidone, decelerate lung function decline, but their underlying mechanisms of action are poorly understood. In this study, we sought to analyze their ...

journal_title：American journal of respiratory cell and molecular biology

authors： Knüppel L,Ishikawa Y,Aichler M,Heinzelmann K,Hatz R,Behr J,Walch A,Bächinger HP,Eickelberg O,Staab-Weijnitz CA

更新日期：2017-07-01 00:00:00

abstract：:Studies in animals and in human atopic skin suggest that allergen challenge may activate acute tissue remodeling changes via transforming growth factor-beta pathways. We determined whether inhalational allergen challenge in subjects with mild asthma induces similar acute changes to the airway epithelial mesenchymal tr...

journal_title：American journal of respiratory cell and molecular biology

authors： Phipps S,Benyahia F,Ou TT,Barkans J,Robinson DS,Kay AB

更新日期：2004-12-01 00:00:00

abstract：:In the present study, splenic dendritic cells (DC) and alveolar macrophages (AM) were pulsed with antigen in vitro and subsequently intratracheally instilled to test whether these cells have the capacity to sensitize T cells in the draining lymph nodes of the lung. The data demonstrate that antigen-pulsed DC, instille...

journal_title：American journal of respiratory cell and molecular biology

authors： Havenith CE,Breedijk AJ,Betjes MG,Calame W,Beelen RH,Hoefsmit EC

更新日期：1993-03-01 00:00:00

abstract：:Previous studies have shown that a single exposure of animals to ozone (O3) can induce protection or adaptation to the acute injurious effects of a subsequent O3 challenge. Although a number of mechanisms have been proposed to account for this response, none appear to be fully explanatory. We examined the role interle...

journal_title：American journal of respiratory cell and molecular biology

authors： McKinney WJ,Jaskot RH,Richards JH,Costa DL,Dreher KL

更新日期：1998-05-01 00:00:00

abstract：:We have previously reported that medium conditioned by hypoxic pulmonary artery endothelial cells (ECCM) contains a factor of small molecular weight that inhibits the growth of pulmonary artery smooth muscle cells (SMC). We postulated that this factor might be a breakdown product of ATP and, therefore, measured the le...

journal_title：American journal of respiratory cell and molecular biology

authors： Hassoun PM,Shedd AL,Lanzillo JJ,Thappa V,Landman MJ,Fanburg BL

更新日期：1992-06-01 00:00:00

abstract：:Human tracheal gland serous (HTGS) cells are now considered one principal pulmonary target for the gene therapy of cystic fibrosis (CF). We developed a CF tracheal gland serous cell line, CF-KM4, obtained by the transformation of primary cultures of CF tracheal gland serous cells homozygous for the DeltaF508 mutation ...

journal_title：American journal of respiratory cell and molecular biology

authors： Kammouni W,Moreau B,Becq F,Saleh A,Pavirani A,Figarella C,Merten MD

更新日期：1999-04-01 00:00:00

abstract：:A subset of workers in swine confinement facilities develops chronic respiratory disease. An aqueous extract of dust from these facilities (hogbarn dust extract [HDE]) induces IL-6 and IL-8 release and several other responses in isolated airway epithelial cells. The cell membrane receptors by which HDE initiates these...

journal_title：American journal of respiratory cell and molecular biology

authors： Dodmane PR,Schulte NA,Heires AJ,Band H,Romberger DJ,Toews ML

更新日期：2011-10-01 00:00:00

abstract：:CTP:phosphocholine cytidylyltransferase (CT) is the rate-limiting enzyme in the biosynthesis by type II pneumocytes of phosphatidylcholine (PC), the predominant phospholipid in lung surfactant. Augmentation of endogenous CT activity might therefore result in enhanced surfactant PC production. To test this hypothesis, ...

journal_title：American journal of respiratory cell and molecular biology

authors： Li J,Marsh JJ,Spragg RG

更新日期：2002-06-01 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：:Exposure to particulate air pollution is associated with increased cardiopulmonary morbidity and mortality, although the pathogenic mechanisms are poorly understood. We previously demonstrated that particulate matter (PM) exposure triggers massive oxidative stress in vascular endothelial cells (ECs), resulting in the ...

journal_title：American journal of respiratory cell and molecular biology

authors： Wang T,Wang L,Zaidi SR,Sammani S,Siegler J,Moreno-Vinasco L,Mathew B,Natarajan V,Garcia JG

更新日期：2012-10-01 00:00:00

abstract：:Extracellular signal-regulated kinases (ERKs) phosphorylate and regulate cytoskeletal components of contractile cells and have been implicated in integrin-mediated adhesion. In this study, we examined the contributions of adherence, cell flattening, and cytoskeletal reorganization to adhesion-induced ERK activation in...

journal_title：American journal of respiratory cell and molecular biology

authors： Heuertz RM,Hamann KJ,Hershenson MB,Leff AR

更新日期：1997-10-01 00:00:00

abstract：:Persistent polyclonal lymphocytosis has been described in a group of female patients who all have the HLA-DR7 antigen in common and who are all heavy cigarette smokers. Immunoglobulin heavy chain gene rearrangement was analyzed by hybridization with specific immunoglobulin heavy chain genes to restriction enzyme-diges...

journal_title：American journal of respiratory cell and molecular biology

authors： Chan MA,Benedict SH,Carstairs KC,Francombe WH,Gelfand EW

更新日期：1990-06-01 00:00:00

abstract：:A defining feature of acute lung injury (ALI) is the increased lung vascular permeability and alveolar flooding, which leads to associated morbidity and mortality. Specific therapies to alleviate the unremitting vascular leak in ALI are not currently clinically available; however, our prior studies indicate a protecti...

journal_title：American journal of respiratory cell and molecular biology

authors： Zhao Y,Gorshkova IA,Berdyshev E,He D,Fu P,Ma W,Su Y,Usatyuk PV,Pendyala S,Oskouian B,Saba JD,Garcia JG,Natarajan V

更新日期：2011-08-01 00:00:00

abstract：:The insulin-like growth factor (IGF)-II/mannose-6-phosphate (M6P) receptor, which targets acid hydrolases to lysosomes, is a multifunctional protein with separate binding sites for IGF-II and M6P. The purpose of this study was to determine if alveolar macrophages (AM) and their precursor cells, blood monocytes, expres...

journal_title：American journal of respiratory cell and molecular biology

authors： Rom WN

更新日期：1991-06-01 00:00:00

abstract：:Enhanced airway smooth muscle (ASM) contractility contributes to increased resistance to airflow in diseases such as bronchitis and asthma that occur in passive smokers exposed to secondhand smoke. Little information exists on the cellular mechanisms underlying such airway hyperreactivity. Sputum samples of patients w...

journal_title：American journal of respiratory cell and molecular biology

authors： Sathish V,Vanoosten SK,Miller BS,Aravamudan B,Thompson MA,Pabelick CM,Vassallo R,Prakash YS

更新日期：2013-04-01 00:00:00

abstract：:Genome-wide association studies (GWAS) have identified multiple associations with emphysema apicobasal distribution (EABD), but the biological functions of these variants are unknown. To characterize the functions of EABD-associated variants, we integrated GWAS results with 1) expression quantitative trait loci (eQTL)...

journal_title：American journal of respiratory cell and molecular biology

authors： Boueiz A,Pham B,Chase R,Lamb A,Lee S,Naing ZZC,Cho MH,Parker MM,Sakornsakolpat P,Hersh CP,Crapo JD,Stergachis AB,Tal-Singer R,DeMeo DL,Silverman EK,Zhou X,Castaldi PJ,COPDGene investigators, by Core Units:, ECLIPSE Inve

更新日期：2019-04-01 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 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：:FGFs (fibroblast growth factors) are major factors associated with the pathogenesis of pulmonary fibrosis. On the one hand, nintedanib, a tyrosine kinase inhibitor targeting several growth factor receptors, including the FGF receptor (FGFR), has been approved for the treatment of idiopathic pulmonary fibrosis. On the ...

journal_title：American journal of respiratory cell and molecular biology

authors： Morizumi S,Sato S,Koyama K,Okazaki H,Chen Y,Goto H,Kagawa K,Ogawa H,Nishimura H,Kawano H,Toyoda Y,Uehara H,Nishioka Y

更新日期：2020-09-01 00:00:00

abstract：:Lactosylated poly-L-lysine is a nonviral vector that transfers genes into airway epithelial cells, including those from individuals with cystic fibrosis (CF). Substitution of 40% of the epsilon-amino groups of poly-L-lysine with lactosyl residues not only provided a ligand for receptor-mediated endocytosis, but also r...

journal_title：American journal of respiratory cell and molecular biology

authors： Kollen WJ,Schembri FM,Gerwig GJ,Vliegenthart JF,Glick MC,Scanlin TF

更新日期：1999-05-01 00:00:00

abstract：:NFU1 is a mitochondrial protein that is involved in the biosynthesis of iron-sulfur clusters, and its genetic modification is associated with disorders of mitochondrial energy metabolism. Patients with autosomal-recessive inheritance of the NFU1 mutation G208C have reduced activity of the respiratory chain Complex II ...

journal_title：American journal of respiratory cell and molecular biology

authors： Niihori M,Eccles CA,Kurdyukov S,Zemskova M,Varghese MV,Stepanova AA,Galkin A,Rafikov R,Rafikova O

更新日期：2020-02-01 00:00:00

abstract：:Opiate-like peptides can regulate many cellular functions. We now map [D-Ala(2)]deltorphin I (DADTI)-like immunoreactivity (DADTI-LI) in developing mouse lung and analyze potential functional roles. Most DADTI-LI-positive cells were alveolar cells negative for prosurfactant protein (proSP)-C immunoreactivity. Peak num...

journal_title：American journal of respiratory cell and molecular biology

authors： Sunday ME,Haley KJ,Emanuel RL,Torday JS,Asokananthan N,Sikorski KA,Tooyama I,Kimura H,Renda T,Erspamer V

更新日期：2001-10-01 00:00:00

abstract：:beta-glucans represent major structural components of fungal cell walls. We recently reported that Pneumocystis carinii beta-glucans stimulate alveolar macrophages to release proinflammatory cytokines. Macrophage activation by beta-glucan is augmented by serum, implying the presence of circulating factors that interac...

journal_title：American journal of respiratory cell and molecular biology

authors： Vassallo R,Kottom TJ,Standing JE,Limper AH

更新日期：2001-08-01 00:00:00

abstract：:Inflammatory lung disease is associated with increased epithelial permeability, but it is unclear how inflammatory cells alter epithelial permeability. Neutrophils have azurophilic granules containing elastase, cathepsin G, and defensins which are released at sites of inflammation. Experiments using whole animals and ...

journal_title：American journal of respiratory cell and molecular biology

authors： Peterson MW,Walter ME,Nygaard SD

更新日期：1995-12-01 00:00:00

abstract：:Bitter taste receptor (TAS2R) agonists dilate airways by receptor-dependent smooth muscle relaxation. Besides their coupling to relaxation, we have found that human airway smooth muscle (HASM) cell TAS2Rs activate (phosphorylate) extracellular signal-related kinase 1/2 (ERK1/2), but the cellular effects are not known....

journal_title：American journal of respiratory cell and molecular biology

authors： Kim D,Cho S,Castaño MA,Panettieri RA,Woo JA,Liggett SB

更新日期：2019-05-01 00:00:00

abstract：:Although nitric oxide (NO) is known to inhibit vascular smooth muscle cell proliferation, the subcellular molecular mechanisms involved with the inhibitory signal transduction pathways are uncertain. We investigated the effect of exogenous NO on cell proliferation and the expression of p53, p21, and phosphorylated p42...

journal_title：American journal of respiratory cell and molecular biology

authors： Mizuno S,Kadowaki M,Demura Y,Ameshima S,Miyamori I,Ishizaki T

更新日期：2004-08-01 00:00:00

abstract：:The glucocorticoids (GC) and retinoids (RA) modulate branching morphogenesis and cytodifferentiation in the developing lung. We investigated downstream target genes that link glucocorticoid stimulation to the achievement of a mature lung in glucocorticoid receptor (GR) knockout mice. All GR(null) mice and approximatel...

journal_title：American journal of respiratory cell and molecular biology

authors： Kaplan F,Comber J,Sladek R,Hudson TJ,Muglia LJ,Macrae T,Gagnon S,Asada M,Brewer JA,Sweezey NB

更新日期：2003-01-01 00:00:00

abstract：:To identify mechanisms that allow p185HER2 expression in lung cancer, we performed Western, Southern, and Northern blot analyses of 14 cell lines derived from human non-small cell lung carcinomas and one cell line derived from a human mesothelioma. Human bronchiole epithelial cells and rat type II pneumocytes were fou...

journal_title：American journal of respiratory cell and molecular biology

authors： Kern JA,Robinson RA,Gazdar A,Torney L,Weiner DB

更新日期：1992-04-01 00:00:00

abstract：:Enhanced protein tyrosine phosphorylation is associated with changes in vascular permeability through formation and dissolution of adherens junctions and regulation of stress fiber formation. Inhibition of the protein tyrosine phosphorylase SH2 domain-containing protein tyrosine phosphatase 2 (SHP2) increases tyrosine...

journal_title：American journal of respiratory cell and molecular biology

authors： Chichger H,Braza J,Duong H,Harrington EO

更新日期：2015-06-01 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