Expression of granulocyte-macrophage colony-stimulating factor mRNA by inflammatory cells in the sarcoid lung.

abstract：:Chlorine (Cl(2)) gas exposure poses an environmental and occupational hazard that frequently results in acute lung injury. There is no effective treatment. We assessed the efficacy of antioxidants, administered after exposure, in decreasing mortality and lung injury in C57BL/6 mice exposed to 600 ppm of Cl(2) for 45 m...

journal_title：American journal of respiratory cell and molecular biology

authors： Zarogiannis SG,Jurkuvenaite A,Fernandez S,Doran SF,Yadav AK,Squadrito GL,Postlethwait EM,Bowen L,Matalon S

更新日期：2011-08-01 00:00:00

abstract：:We examined the potential of several epithelial-derived factors to enhance neutrophil activation and survival. Neutrophils incubated in the presence of supernatants from nasal-derived primary epithelial cultures had significantly increased survival compared with neutrophils cultured in media alone. Of the cytokines re...

journal_title：American journal of respiratory cell and molecular biology

authors： Daffern PJ,Jagels MA,Hugli TE

更新日期：1999-08-01 00:00:00

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：:Bronchiolitis obliterans (BO) is an increasingly important lung disease characterized by fibroproliferative airway lesions and decrements in lung function. Occupational exposure to the artificial food flavoring ingredient diacetyl, commonly used to impart a buttery flavor to microwave popcorn, has been associated with...

journal_title：American journal of respiratory cell and molecular biology

authors： Brass DM,Gwinn WM,Valente AM,Kelly FL,Brinkley CD,Nagler AE,Moseley MA,Morgan DL,Palmer SM,Foster MW

更新日期：2017-06-01 00:00:00

abstract：:We studied the relative roles of Duox2-derived reactive oxygen species (ROS) in host defense against influenza A virus (IAV) infection in normal human nasal epithelial cells and mouse nasal mucosa. We found that Duox2 primarily generated ROS rapidly after IAV infection in normal human nasal epithelial cells and that k...

journal_title：American journal of respiratory cell and molecular biology

authors： Kim HJ,Kim CH,Kim MJ,Ryu JH,Seong SY,Kim S,Lim SJ,Holtzman MJ,Yoon JH

更新日期：2015-10-01 00:00:00

abstract：:Redox imbalance has been implicated in the pathogenesis of many acute and chronic lung diseases. The b-Zip transcription factor Nrf2 acts via an antioxidant/electrophilic response element to regulate antioxidants and maintain cellular redox homeostasis. Our previous studies have shown that Nrf2-deficient mice (Nrf2(-/...

journal_title：American journal of respiratory cell and molecular biology

authors： Reddy NM,Kleeberger SR,Cho HY,Yamamoto M,Kensler TW,Biswal S,Reddy SP

更新日期：2007-07-01 00:00:00

abstract：:Klebsiella pneumoniae is a common cause of pneumonia. Previous studies have documented an important role for Toll-like receptors (TLRs) expressed by myeloid cells in the recognition of K. pneumoniae and the initiation of a protective immune response. Lung epithelial cells also express TLRs and can participate in innat...

journal_title：American journal of respiratory cell and molecular biology

authors： Anas AA,Claushuis TAM,Mohan RA,Christoffels VM,Aidinis V,Florquin S,Van't Veer C,Hou B,de Vos AF,van der Poll T

更新日期：2017-05-01 00:00:00

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：:Surfactant protein D (SP-D) is believed to contribute to nonimmune host defense within the alveoli and distal airways of the lung. SP-D molecules can bind to specific carbohydrates on the surface of bacterial, fungal, and viral organisms and can also interact with membrane glycoconjugates expressed by alveolar macroph...

journal_title：American journal of respiratory cell and molecular biology

authors： Crouch EC,Persson A,Griffin GL,Chang D,Senior RM

更新日期：1995-04-01 00:00:00

abstract：:Emphasis has recently been placed on the roles of chemotactic cytokines called chemokines to explain the accumulation of inflammatory cells in the lung that may precede or accompany pulmonary fibrosis in interstitial lung diseases. We hypothesized that RANTES, a member of the C-C chemokines, is one such chemokine. Bro...

journal_title：American journal of respiratory cell and molecular biology

authors： Kodama N,Yamaguchi E,Hizawa N,Furuya K,Kojima J,Oguri M,Takahashi T,Kawakami Y

更新日期：1998-04-01 00:00:00

abstract：:The development of multiple organ failure in patients with hemorrhagic shock is significantly influenced by patient age. Adenosine monophosphate-activated protein kinase (AMPK) is a crucial regulator of energy homeostasis, which coordinates metabolic repair during cellular stress. We investigated whether AMPK-regulate...

journal_title：American journal of respiratory cell and molecular biology

authors： Klingbeil LR,Kim P,Piraino G,O'Connor M,Hake PW,Wolfe V,Zingarelli B

更新日期：2017-05-01 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：:Aging is associated with metabolic diseases such as type 2 diabetes mellitus, cardiovascular disease, cancer, and neurodegeneration. Aging contributes to common processes including metabolic dysfunction, DNA damage, and reactive oxygen species generation. Although glycolysis has been linked to cell growth and prolifer...

journal_title：American journal of respiratory cell and molecular biology

authors： Cho SJ,Moon JS,Lee CM,Choi AM,Stout-Delgado HW

更新日期：2017-04-01 00:00:00

abstract：:Cyclooxygenase-2 (COX-2) expression and PGE2 secretion from human airway smooth muscle cells (hASMCs) may contribute to β2-adrenoceptor hyporesponsiveness, a clinical feature observed in some patients with asthma. hASMCs from patients with asthma exhibit elevated expression of cytokine-responsive genes, and in some in...

journal_title：American journal of respiratory cell and molecular biology

authors： Comer BS,Camoretti-Mercado B,Kogut PC,Halayko AJ,Solway J,Gerthoffer WT

更新日期：2015-04-01 00:00:00

abstract：:Development of gene transfer vectors with regulated, lung-specific expression will be a useful tool for studying lung biology and developing gene therapies. In this study we constructed a series of lentiviral vectors with regulatory elements predicted to produce lung-specific transgene expression: the surfactant prote...

journal_title：American journal of respiratory cell and molecular biology

authors： Hendrickson B,Senadheera D,Mishra S,Bui KC,Wang X,Chan B,Petersen D,Pepper K,Lutzko C

更新日期：2007-10-01 00:00:00

abstract：:5-oxo-6,8,11,14-eicosatetraenoic acid (5-oxo-ETE) is a metabolite of arachidonic acid formed by the oxidation of 5-hydroxy-6,8,11, 14-eicosatetraenoic acid by a highly specific dehydrogenase. 5-oxo-ETE is a chemoattractant for both neutrophils and eosinophils. Although it is not as effective as leukotriene B4 (LTB4) a...

journal_title：American journal of respiratory cell and molecular biology

authors： Powell WS,Gravel S,Halwani F

更新日期：1999-01-01 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：:A murine model was used to assess the role of cytokines in initiating protective T-cell-mediated immunity in the lung. A pulmonary infection was initiated by intratracheal inoculation of Cryptococcus neoformans (Cne). Previously, we had established that Cne lung clearance was mouse-strain-specific: C.B-17 mice were re...

journal_title：American journal of respiratory cell and molecular biology

authors： Hoag KA,Lipscomb MF,Izzo AA,Street NE

更新日期：1997-12-01 00:00:00

abstract：:Cyclic adenosine monophosphate (cAMP) was the original "second messenger" to be discovered. Its formation is promoted by adenylyl cyclase activation after ligation of G protein-coupled receptors by ligands including hormones, autocoids, prostaglandins, and pharmacologic agents. Increases in intracellular cAMP generall...

journal_title：American journal of respiratory cell and molecular biology

authors： Serezani CH,Ballinger MN,Aronoff DM,Peters-Golden M

更新日期：2008-08-01 00:00:00

abstract：:Chronic lung diseases (CLDs), such as chronic obstructive pulmonary disease, interstitial lung disease, and lung cancer, are among the leading causes of morbidity globally and impose major health and financial burdens on patients and society. Effective treatments are scarce, and relevant human model systems to effecti...

journal_title：American journal of respiratory cell and molecular biology

authors： Alsafadi HN,Uhl FE,Pineda RH,Bailey KE,Rojas M,Wagner DE,Königshoff M

更新日期：2020-06-01 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：:Alveolar macrophages (AM) and interstitial macrophages (IM) from rat lungs were characterized with respect to morphology, phagocytosis, adhesion properties, and phenotype. AM were recovered by lung lavage and IM by treatment of the lung tissue with DNAse and collagenase. The AM were enzyme treated in the same way as t...

journal_title：American journal of respiratory cell and molecular biology

authors： Johansson A,Lundborg M,Sköld CM,Lundahl J,Tornling G,Eklund A,Camner P

更新日期：1997-05-01 00:00:00

abstract：:We sought to determine whether an intact bone marrow is essential to lung repair following bleomycin-induced lung injury in mice, and the mechanisms of any protective effects conferred by bone marrow-derived mesenchymal stem cell (BMDMSC) transfer. We found that myelosupression increased susceptibility to bleomycin in...

journal_title：American journal of respiratory cell and molecular biology

authors： Rojas M,Xu J,Woods CR,Mora AL,Spears W,Roman J,Brigham KL

更新日期：2005-08-01 00:00:00

abstract：:Little is known about whether maternal immune status during pregnancy influences asthma development in the child. We measured cytokine production in supernatants from mitogen-stimulated peripheral blood immune cells collected during and after pregnancy from the mothers of children enrolled in the Tucson Infant Immune ...

journal_title：American journal of respiratory cell and molecular biology

authors： Rothers J,Stern DA,Lohman IC,Spangenberg A,Wright AL,DeVries A,Vercelli D,Halonen M

更新日期：2018-11-01 00:00:00

abstract：:A comprehensive investigation of the morphology of human airway epithelial tight junctions was carried out by freeze-fracture electron microscopy using quantitative methods designed to analyze a range of junctional characteristics. Extrapulmonary bronchi that appeared grossly normal were taken at sites distant from tu...

journal_title：American journal of respiratory cell and molecular biology

authors： Godfrey RW,Severs NJ,Jeffery PK

更新日期：1992-04-01 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：: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：: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：:Elevated concentrations of CO2 (hypercapnia) lead to alveolar epithelial dysfunction by promoting Na,K-ATPase endocytosis. In the present report, we investigated whether the CO2/HCO3(-) activated soluble adenylyl cyclase (sAC) regulates this process. We found that hypercapnia increased the production of cyclic adenosi...

journal_title：American journal of respiratory cell and molecular biology

authors： Lecuona E,Sun H,Chen J,Trejo HE,Baker MA,Sznajder JI

更新日期：2013-05-01 00:00:00

abstract：:We demonstrated previously that FoxD1-derived cells in the lung are enriched in pericyte-like cells in mouse lung. These cells express the common pericyte markers and are located adjacent to endothelial cells. In this study, we demonstrate the feasibility of administering diphtheria toxin (DT) by oropharyngeal aspirat...

journal_title：American journal of respiratory cell and molecular biology

authors： Hung CF,Chow YH,Liles WC,Altemeier WA,Schnapp LM

更新日期：2017-02-01 00:00:00