Inorganic particles induce secretion of a macrophage homologue of platelet-derived growth factor in a density-and time-dependent manner in vitro.

abstract：:Acute exposure to NO2 is reported to disrupt tight junctions in lung epithelium. We have studied the effects of chronic NO2 exposure and recovery breathing clean air to tight junctions of distal airway and alveolar epithelium. Syrian Golden hamsters were exposed to NO2 (30 PPM) for 5 or 9 months and a group of those a...

journal_title：Experimental lung research

authors： Gordon RE,Solano D,Kleinerman J

更新日期：1986-01-01 00:00:00

abstract：:The objective of this study was to evaluate the protective effects of resveratrol on lung injury in rats with severe acute pancreatitis. Ninety-six male Sprague-Dawley rats were randomly classified into 4 equal groups (n = 24): control, model, resveratrol-treated, and dexamethasone-treated. The rats were evaluated at ...

journal_title：Experimental lung research

authors： Sha H,Ma Q,Jha RK,Wang Z

更新日期：2009-05-01 00:00:00

abstract：:Neutrophilic inflammation is responsible for much of the tissue damage seen in many lung diseases. For resolution of inflammation to occur, neutrophils must die by apoptosis, allowing their recognition and removal by macrophages. The molecular events controlling this important regulatory step are poorly understood, in...

journal_title：Experimental lung research

authors： Renshaw SA,Loynes CA,Elworthy S,Ingham PW,Whyte MK

更新日期：2007-12-01 00:00:00

abstract：:Previously, the authors have shown that tracheal occlusion (TO) partially reverses the onset of congenital diaphragmatic hernia (CDH)-induced pulmonary hypertension (PH) and abnormal pulmonary vascular development whereas release of the occlusion (TR) abolishes these clinical benefits. As a consequence of their mitoge...

journal_title：Experimental lung research

authors： Cloutier M,Seaborn T,Piedboeuf B,Bratu I,Flageole H,Laberge JM

更新日期：2005-05-01 00:00:00

abstract：:Tannic acid was used as a mordant to enhance the preservation of lung phospholipids during fixation and processing for electron microscopy. We found multilamellar bodies within alveolar septa (including type I pneumocytes, capillary endothelial cells, and interstitium) which have not been described previously and whic...

journal_title：Experimental lung research

authors： Kalina M,Young SL

更新日期：1980-08-01 00:00:00

abstract：:Chronic obstructive pulmonary disease (COPD) as a complex disease with genetic and environmental compound is one of the leading causes of death in worldwide. This disease is characterized by lower airway inflammation, and increases risk of lung cancer in smokers. Micro-RNA (miRNA) molecules are key regulators in gene ...

journal_title：Experimental lung research

authors： Akbas F,Coskunpinar E,Aynaci E,Oltulu YM,Yildiz P

更新日期：2012-08-01 00:00:00

abstract：:The separate effects of positive end-expiratory pressure (PEEP) and intravascular volume administration on the histopathologic lung injury were not investigated in experimental lung injury previously. The authors hypothesized that high PEEP and a restrictive volume therapy would yield the best oxygenation and the leas...

journal_title：Experimental lung research

authors： Kredel M,Muellenbach RM,Schlegel N,Wunder C,Klingelhöfer M,Lange M,Roewer N,Waschke J,Brederlau J

更新日期：2011-02-01 00:00:00

abstract：:The structural features of the ovine pleura are described using light, scanning, and transmission electron microscopy. Extensive sampling of the visceral and parietal pleura revealed considerable variation in both surface morphology and pleural interstitial anatomy. Variations of mesothelial surface were encountered a...

journal_title：Experimental lung research

authors： Mariassy AT,Wheeldon EB

更新日期：1983-05-01 00:00:00

abstract：:A deletional analysis of the SP-A1 promoter in NCI-H441 cells was performed to identify potential cis-acting elements involved in phorbol ester-mediated repression of human SP-A transcription. The phorbol ester TPA reduced SP-A1 and SP-A2 promoter activity to approximately 35% to 45% compared to that of control cells....

journal_title：Experimental lung research

authors： Hoover RR,Pavlovic J,Floros J

更新日期：2000-07-01 00:00:00

abstract：:Because high partial pressures of oxygen (O2) can cause peroxidative cleavage of membrane lipids, it is plausible to hypothesize that hyperoxia alters the physical state and composition of lipids in the membranes of pulmonary endothelial cells and that manipulation of the lipid profile may modify endothelial cell tole...

journal_title：Experimental lung research

authors： Block ER

更新日期：1988-01-01 00:00:00

abstract：:The studies presented were designed to test the efficacy of farnesyltransferase inhibitors (FTIs) as potential chemopreventive compounds in the mouse lung tumor model, and in tumor cell lines. The compounds included manumycin, gliotoxin, dihydroepiandrosterone (DHEA), perillyl alcohol (POH), and FTI-276. Each of these...

journal_title：Experimental lung research

authors： Lantry LE,Zhang Z,Crist KA,Wang Y,Hara M,Zeeck A,Lubet RA,You M

更新日期：2000-12-01 00:00:00

abstract：:An IgM monoclonal antibody (1D9/B3) is characterized, which specifically recognizes basal cells of the upper airway epithelium. Although morphological features have been used to follow cell lineage and differentiation, an objective assessment of differentiation can be enhanced by characterizing the expression of speci...

journal_title：Experimental lung research

authors： Aitken ML,Villalon M,Pier M,Verdugo P,Nameroff M

更新日期：1995-01-01 00:00:00

abstract：:A past study demonstrated that all-trans-retinoic acid (ATRA) treatment by intraperitoneal injection in a rat model of elastase-induced emphysema caused tissue regeneration as evidenced by a decrease in alveolar size and lung volume and an increase in alveolar number. We postulated that treatment with this retinoid by...

journal_title：Experimental lung research

authors： March TH,Cossey PY,Esparza DC,Dix KJ,McDonald JD,Bowen LE

更新日期：2004-07-01 00:00:00

abstract：:In order to investigate some of the characteristics of superoxide anion release from alveolar macrophages, the effects of substances known to influence superoxide release from polymorphonuclear leukocytes (PMN) were studied in rat alveolar macrophages. There is a relatively small, but constant, amount of superoxide re...

journal_title：Experimental lung research

authors： Sweeney TD,Castranova V,Bowman L,Miles PR

更新日期：1981-05-01 00:00:00

abstract：:Investigations on leukocyte populations in the lung have shown that lymphocytes are found in different anatomical compartments. Lymphocytes can be seen to a different extent in the lung interstitium, the epithelium and lamina propria of the bronchi, the bronchoalveolar space, and the marginal lung vascular bed. Previo...

journal_title：Experimental lung research

authors： Fliegert FG,Tschernig T,Pabst R

更新日期：1996-11-01 00:00:00

abstract：:In both ovalbumin-sensitized and ovalbumin-challenged guinea pigs, the phospholipid content of bronchoalveolar lavage fluid is decreased with respect to that of controls. In the sensitized guinea pig, the activity of lung membrane phospholipase is increased and the phospholipid content of lung membranes is decreased. ...

journal_title：Experimental lung research

authors： Rami J,Brondel L,Rivière D,Besombes JP

更新日期：1990-03-01 00:00:00

abstract：:The authors recently showed that preterm birth per se, in the absence of assisted ventilation or elevated inhaled oxygen levels, alters the structure of the airway walls in young lambs. The initial aim of the present study was to determine whether these changes persist into adulthood. Preterm (P; n = 7) lambs were del...

journal_title：Experimental lung research

authors： Snibson K,Harding R

更新日期：2008-02-01 00:00:00

abstract：:Thrombin activates protease-activated receptor (PAR)-1 and induces a myofibroblast phenotype in normal lung fibroblasts. The origins of myofibroblasts are resident fibroblasts, fibrocytes, and epithelial-mesenchymal transition (EMT). We investigated the effects of thrombin, an important mediator of interstitial lung f...

journal_title：Experimental lung research

authors： Song JS,Kang CM,Park CK,Yoon HK

更新日期：2013-10-01 00:00:00

abstract：:The diabetic pregnancy is characterized by a delay in the process of fetal lung maturation. To determine whether high glucose conditions per se have an adverse impact on fetal lung phospholipid metabolism, 20-day fetal rat lung explants were cultured in F-12 medium (10 mM glucose) to which glucose was added to achieve...

journal_title：Experimental lung research

authors： Gewolb IH

更新日期：1993-11-01 00:00:00

abstract：:We set out to determine whether or not the "mucolytic" drug N-acetylcysteine would speed the reversal of cigarette smoke-induced secretory-cell hyperplasia to normal, similar to that found previously for two nonsteroidal antiinflammatory drugs. Cigarette smoke alone significantly (p less than 0.01) increased the numbe...

journal_title：Experimental lung research

authors： Rogers DF,Godfrey RW,Majumdar S,Jeffery PK

更新日期：1988-01-01 00:00:00

abstract：:Nuclear factor kappa B (NF-kappa B) is a critical transcription factor for the production of many inflammatory cytokines. It is activated in the airway epithelium of human asthmatics and in mice after allergic stimulation. To examine the role of NF-kappa B activation in allergic inflammation, the authors generated tra...

journal_title：Experimental lung research

authors： Sheller JR,Polosukhin VV,Mitchell D,Cheng DS,Peebles RS,Blackwell TS

更新日期：2009-12-01 00:00:00

abstract：:This study describes the morphology of the adaptive response of the pulmonary parenchyma after the resection of lung tissue. Rats aged 23 days were subjected to the bilobectomy of the right upper and middle lobes representing 25% of the total lung volume. On the postoperative Days 1, 4, 6, 9, 12, 18, and 30, the lungs...

journal_title：Experimental lung research

authors： Burri PH,Pfrunder HB,Berger LC

更新日期：1982-12-01 00:00:00

abstract：:Urban air consists of a combination of environmental pollutants. Recent studies have suggested that normally innocuous doses of a particular pollutant may be rendered more toxic to the lung if primed by earlier events. Pulmonary inflammation has been observed in humans and in many animal species after endotoxin and oz...

journal_title：Experimental lung research

authors： Johnston CJ,Oberdörster G,Gelein R,Finkelstein JN

更新日期：2002-09-01 00:00:00

abstract：:Sirius Red staining is presented as a method for collagen determination, enabling quantitative morphometric measurements to be performed in locally defined tissue areas. The advantage of this method is especially shown for alveolar lung tissue. By excluding the bronchial areas in the tissue sections, the differences i...

journal_title：Experimental lung research

authors： Malkusch W,Rehn B,Bruch J

更新日期：1995-01-01 00:00:00

abstract：:Aberrant expression of key cell cycle regulatory genes is essential for the immortalization and transformation of cells in vitro. We examined 20 mouse lung epithelial cell lines (2 nontumorigenic, 5 nonmetastatic, and 13 metastatic) for mutations or alterations in the expression of key components of the Rb pathway (pR...

journal_title：Experimental lung research

authors： McDoniels-Silvers AL,Herzog CR,Tyson FL,Malkinson AM,You M

更新日期：2001-04-01 00:00:00

abstract：:Intraphagosomal pH in rabbit alveolar macrophages was studied using amorphous silica particles (FSP) and yeast particles (FYP) labeled with fluorescein. The pH was estimated from the quotient between the fluorescence intensity at wavelength 519 nm with excitation at wavelengths 495 and 450 nm. Within a factor of 10, p...

journal_title：Experimental lung research

authors： Nyberg K,Johansson A,Camner P

更新日期：1989-01-01 00:00:00

abstract：:We have previously shown that intratracheally instilled silica (quartz) produces both morphologic evidence of emphysema and small-airway changes, and functional evidence of airflow obstruction. To further define the nature of the airflow-associated lesions induced by silica, we compared silica-exposed rats to rats giv...

journal_title：Experimental lung research

authors： Churg A,Hobson J,Wright J

更新日期：1989-12-01 00:00:00

abstract：:We studied lung clearance of technetium-labeled diethylenetriamine pentaacetic acid [( 99mTc]DTPA), plasma and bronchoalveolar lavage fluid (BALF) concentrations of 6-keto-PGF1 alpha (stable metabolite of prostacyclin, prostaglandin I2, PGI2), TxB2 (stable metabolite of thromboxane A2, TxA2), and leukotriene B4 (LTB4)...

journal_title：Experimental lung research

authors： Witten ML,Quan SF,Sobonya RE,Bruck D,Devine L,Lemen RJ

更新日期：1988-01-01 00:00:00

abstract：:Cyclin D1 dysregulation and differential inactivation of p16INK4a and Rb have been observed in human lung cancer. In chemically induced mouse lung tumors, the p16INK4a gene is a target of inactivation, and Rb is reduced at the mRNA level (Northern blot) although similar at the protein level (Western blot) when compare...

journal_title：Experimental lung research

authors： Sabourin CL,Wang QS,Ralston SL,Evans J,Coate J,Herzog CR,Jones SL,Weghorst CM,Kelloff GJ,Lubet RA,You M,Stoner GD

更新日期：1998-07-01 00:00:00

abstract：:Studies demonstrated that pathophysiological abnormalities of airway smooth muscle (ASM) contribute significantly to chronic obstructive pulmonary disease (COPD) pathogenesis, the aim of this study is to investigate heat shock protein 70 (Hsp70) in ASM in COPD. ASM from 8 COPD patients and 6 controls were isolated for...

journal_title：Experimental lung research

authors： Xie J,Zhao J,Xiao C,Xu Y,Yang S,Ni W

更新日期：2010-05-01 00:00:00