Liquid and ion transport by fetal airway and lung epithelia of mice deficient in sodium-potassium-2-chloride transporter.

abstract：:The role of pro-inflammatory cytokines in an animal model of allergic lung disease was examined by use of an interleukin-1 receptor antagonist (IL-1ra) and a specific bioassay for tumor necrosis factor (TNF). Ovalbumin-sensitized guinea pigs exhibit a marked bronchial hyperreactivity (assessed by airway responsiveness...

journal_title：American journal of respiratory cell and molecular biology

authors： Watson ML,Smith D,Bourne AD,Thompson RC,Westwick J

更新日期：1993-04-01 00:00:00

abstract：:Airway neutrophilia is a prominent feature of chronic obstructive pulmonary disease. As cigarette smoke (CS) and epidermal growth factor (EGF) both cause release of interleukin-8 (IL-8) from epithelial cells in vitro, we investigated whether autocrine ligands for the EGF receptor (EGFR) are involved in this proinflamm...

journal_title：American journal of respiratory cell and molecular biology

authors： Richter A,O'Donnell RA,Powell RM,Sanders MW,Holgate ST,Djukanović R,Davies DE

更新日期：2002-07-01 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：:Previous studies have demonstrated that high tidal volumes can cause interstitial and alveolar edema, with degradation of pulmonary epithelial barrier integrity. Separate studies have shown that F-actin disruption and decreased intracellular ATP (ATP(i)) levels in the nonpulmonary epithelium can increase tight junctio...

journal_title：American journal of respiratory cell and molecular biology

authors： Cavanaugh KJ Jr,Oswari J,Margulies SS

更新日期：2001-11-01 00:00:00

abstract：:The objective of this study was to define phenotypic changes of antigen-presenting cells (APCs) and T cells in a murine model of antigen-induced airways inflammation that involves intraperitoneal sensitization with ovalbumin (OVA)/adjuvant followed by antigen aerosolization. We investigated the APC and T-cell compartm...

journal_title：American journal of respiratory cell and molecular biology

authors： Gajewska BU,Swirski FK,Alvarez D,Ritz SA,Goncharova S,Cundall M,Snider DP,Coyle AJ,Gutierrez-Ramos JC,Stämpfli MR,Jordana M

更新日期：2001-09-01 00:00:00

abstract：:The human lung is constantly exposed to the environment and potential pathogens. As the interface between host and environment, the respiratory epithelium has evolved sophisticated sensing mechanisms as part of its defense against pathogens. In this review, we examine how the respiratory epithelium senses and responds...

journal_title：American journal of respiratory cell and molecular biology

authors： Benam KH,Denney L,Ho LP

更新日期：2019-03-01 00:00:00

abstract：:Clara-cell populations show a high degree of variation in susceptibility to injury by bioactivated cytotoxicants. Because glutathione (GSH) is critical for detoxification of electrophilic metabolites, heterogeneity in Clara cell GSH levels may lead to a wide range of cytotoxic responses. This study was designed to def...

journal_title：American journal of respiratory cell and molecular biology

authors： West JA,Chichester CH,Buckpitt AR,Tyler NK,Brennan P,Helton C,Plopper CG

更新日期：2000-07-01 00:00:00

abstract：:In rat models of Gram-negative pneumonia, pulmonary emigration of neutrophils (polymorphonuclear leukocytes [PMNs]) is blocked when rats are made endotoxemic by an intravenous administration of endotoxin (lipopolysaccharide [LPS]). To test whether dysfunctional PMN migratory responses in the endotoxemic rat are specif...

journal_title：American journal of respiratory cell and molecular biology

authors： Wagner JG,Driscoll KE,Roth RA

更新日期：1999-04-01 00:00:00

abstract：:The time course and nature of the cellular response to left pneumonectomy, with or without prior adrenalectomy, were evaluated in the right lungs of male Sprague-Dawley rats using morphometric techniques. Animals were studied at days 2, 5, and 14 following pneumonectomy, intervals prior to, during the course of, and f...

journal_title：American journal of respiratory cell and molecular biology

authors： Rannels DE,Stockstill B,Mercer RR,Crapo JD

更新日期：1991-10-01 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：:Techniques are described for visualizing intracellular tropoelastin at the light level using immunofluorescence and immunogold techniques. Best results were obtained with B5 fixative on cells permeabilized with acetone. Using either formaldehyde or paraformaldehyde for fixation (instead of B5) resulted in both less re...

journal_title：American journal of respiratory cell and molecular biology

authors： Grosso LE,Whitehouse LA,Mecham RP

更新日期：1990-07-01 00:00:00

abstract：:Endotoxins represent one of the most potent classes of microbial immunoactive components that can cause pulmonary inflammation. The aim of this study was to compare the inflammatory potency of two types of Neisseria meningitidis endotoxins (lipooligosaccharides) in lungs: wild type (hexaacylated, LOS(wt)) and mutant t...

journal_title：American journal of respiratory cell and molecular biology

authors： Hadina S,Weiss JP,McCray PB Jr,Kulhankova K,Thorne PS

更新日期：2008-06-01 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：:The lung is richly supplied with peptidergic nerves that store and secrete substance P (SP), vasoactive intestinal peptide (VIP), and other neuropeptides known to potently modulate leukocyte function in vitro and airway inflammation in vivo. To investigate and characterize neuromodulation of immune responses compartme...

journal_title：American journal of respiratory cell and molecular biology

authors： Kaltreider HB,Ichikawa S,Byrd PK,Ingram DA,Kishiyama JL,Sreedharan SP,Warnock ML,Beck JM,Goetzl EJ

更新日期：1997-02-01 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：:We have previously characterized dog mastocytoma cells propagated in nude mice. We have established two of these lines (C1 and C2) in continuous culture. Freshly disaggregated mastocytoma cells were cultured in Dulbecco's modified Eagle's medium (DME)-H16 mixed with 50% Ham's F12 and supplemented with histidine and 5%...

journal_title：American journal of respiratory cell and molecular biology

authors： DeVinney R,Gold WM

更新日期：1990-11-01 00:00:00

abstract：:Lung development is associated with a surge in surfactant phosphatidylcholine (PC) production to prepare the newborn for extrauterine breathing. This process is associated with a marked increase in the activity of the rate-regulatory surfactant enzyme, CTP:phosphocholine cytidylyltransferase (CCTalpha). To investigate...

journal_title：American journal of respiratory cell and molecular biology

authors： McCoy DM,Fisher K,Robichaud J,Ryan AJ,Mallampalli RK

更新日期：2006-09-01 00:00:00

abstract：:Cellular senescence has been implicated in diverse pathologies. However, there is conflicting evidence regarding the role of this process in tissue fibrosis. Although dysregulation of microRNAs is a key mechanism in the pathogenesis of lung fibrosis, it is unclear whether microRNAs function by regulating cellular sene...

journal_title：American journal of respiratory cell and molecular biology

authors： Cui H,Ge J,Xie N,Banerjee S,Zhou Y,Antony VB,Thannickal VJ,Liu G

更新日期：2017-02-01 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：:Remodeling of the airways, as occurs in asthmatic patients, is associated with the continual presence of inflammatory mediators and Th2 cytokines, especially interleukin (IL)-13, during cycles of epithelial injury and repair. In this study, we examined the effect of IL-13 on well-differentiated normal human bronchial ...

journal_title：American journal of respiratory cell and molecular biology

authors： Booth BW,Adler KB,Bonner JC,Tournier F,Martin LD

更新日期：2001-12-01 00:00:00

abstract：:Patients with severe acute and chronic lung diseases develop derangements in gas exchange that may result in increased levels of CO(2) (hypercapnia), the effects of which on human health are incompletely understood. It has been proposed that hypercapnia may have beneficial effects in patients with acute lung injury, a...

journal_title：American journal of respiratory cell and molecular biology

authors： Vadász I,Hubmayr RD,Nin N,Sporn PH,Sznajder JI

更新日期：2012-04-01 00:00:00

abstract：:MyD88 is an adapter protein required for the induction of proinflammatory cytokines by most Toll-like receptors (TLR), and Pseudomonas aeruginosa expresses ligands for multiple TLRs. MyD88(-/-) (KO) mice are highly susceptible to aerosolized P. aeruginosa, failing to elicit an early inflammatory response and permittin...

journal_title：American journal of respiratory cell and molecular biology

authors： Hajjar AM,Harowicz H,Liggitt HD,Fink PJ,Wilson CB,Skerrett SJ

更新日期：2005-11-01 00:00:00

abstract：:To identify relationships amongst tracheal and alveolar epithelial cells during lung development, we used conditional systems controlled by the rat CCSP and human SFTPC gene promoters to express Cre-recombinase in the developing mouse lung, thereby permanently labeling cells by expression of alkaline phosphatase or gr...

journal_title：American journal of respiratory cell and molecular biology

authors： Perl AK,Wert SE,Loudy DE,Shan Z,Blair PA,Whitsett JA

更新日期：2005-11-01 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：: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：:Distribution of actin and fodrin, a nonerythroid analogue of spectrin, was studied in cytocentrifuge preparations and in tissue sections of normal and pathologic respiratory epithelium by using immunofluorescence and immunoelectron microscopy. In ciliated epithelial cells and in goblet cells of normal bronchial epithe...

journal_title：American journal of respiratory cell and molecular biology

authors： Sormunen R,Pääkkö P,Palovuori R,Soini Y,Lehto VP

更新日期：1994-07-01 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：:Epidemiologic studies have linked gestational vitamin D deficiency to respiratory diseases, although mechanisms have not been defined. We hypothesized that antenatal vitamin D deficiency would impair airway development and alveolarization in a mouse model. We studied the effect of antenatal vitamin D deficiency by ind...

journal_title：American journal of respiratory cell and molecular biology

authors： Saadoon A,Ambalavanan N,Zinn K,Ashraf AP,MacEwen M,Nicola T,Fanucchi MV,Harris WT

更新日期：2017-03-01 00:00:00

abstract：:We have developed a method to harvest and culture Clara cells isolated from guinea pig lungs. Their identity was confirmed by the presence of CC16kD protein specific for these cells; we studied their capacity to generate endothelin 1 (ET-1). Using monoclonal antibody and immunofluorescence techniques, ET-1 was localiz...

journal_title：American journal of respiratory cell and molecular biology

authors： Laporte J,D'Orléans-Juste P,Sirois P

更新日期：1996-04-01 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