Oral N-acetylcysteine speeds reversal of cigarette smoke-induced mucous cell hyperplasia in the rat.

abstract：:Retention in the extrathoracic airways, and clearance by nose blowing, of monodisperse indium-111-labeled polystyrene particles were followed for at least 2 days after inhalation by healthy volunteers. Nine volunteers inhaled 3-μm aerodynamic diameter particles while sitting at rest, whereas subgroups of 3 or 4 inhale...

journal_title：Experimental lung research

authors： Smith JR,Bailey MR,Etherington G,Shutt AL,Youngman MJ

更新日期：2011-03-01 00:00:00

abstract：:Toluene diisocyanate (TDI) is known as one of causes of occupational asthma and hypersensitivity pneumonitis. To investigate the stimulatory effect on bronchial epithelial cells in response to TDI, the authors examined production of cytokines by the bronchial epithelial cell line BEAS-2B and intercellular signal trans...

journal_title：Experimental lung research

authors： Ogawa H,Inoue S,Ogushi F,Ogura H,Nakamura Y

更新日期：2006-06-01 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：:The integrity of the respiratory epithelium is crucial for airway homeostasis. Tobacco smoke exposure and recurrent infections of the airways play a crucial role in the progression and in the decline of the respiratory function in chronic obstructive pulmonary disease (COPD). The aim of this study was to detect differ...

journal_title：Experimental lung research

authors： D'Anna C,Cigna D,Di Sano C,Di Vincenzo S,Dino P,Ferraro M,Bini L,Bianchi L,Di Gaudio F,Gjomarkaj M,Pace E

更新日期：2017-01-01 00:00:00

abstract：:In vitro responses of potential target cell types to air pollutants under physiological conditions may be useful in understanding the health effects of air pollution exposure. The study evaluated responses of human primary airway epithelial cells to diesel exhaust (DE). Cultures of cells from 3 donors, differentiated ...

journal_title：Experimental lung research

authors： Seagrave J,Dunaway S,McDonald JD,Mauderly JL,Hayden P,Stidley C

更新日期：2007-01-01 00:00:00

abstract：:Prostaglandins (PGs) synthesized by fetal and neonatal lungs play pivotal roles in pulmonary physiology, especially during the transition from uterine to independent life. One regulator of prostaglandin synthesis at this time may be oxygen. We examined the effects of 1% O2, 21% O2 and 50% O2 in 5% CO2, balance N2 (PO2...

journal_title：Experimental lung research

authors： Olson DM,Tanswell AK

更新日期：1987-01-01 00:00:00

abstract：:An improved method has been developed for separation of an enriched population of mouse type 2 pneumocytes, based on differential adherence and size fractionation of cells dissociated with trypsin. These cells were successfully maintained in primary culture in serum-free medium MCDB 201 supplemented with albumin, tran...

journal_title：Experimental lung research

authors： Kumar RK,Li W,O'Grady R

更新日期：1995-01-01 00:00:00

abstract：:Increase in intracellular adenosine 3', 5'-cyclic monophosphate (cAMP) is a common pathway for many clinically used drugs to cause pulmonary artery (PA) relaxation. Activity of sarcolemmal K+ and Cl(-)-channels is an important determinant of membrane potential (Em), which, in turn, plays a critical role in regulating ...

journal_title：Experimental lung research

authors： Zhao YJ,Wang J,Rubin LJ,Yuan XJ

更新日期：1998-01-01 00:00:00

abstract：:TRPV1 is a modulator of noxious stimuli known to be important in the cough reflex. We have compared the expression of TRPV1 in normal human airways and those from patients with chronic cough and found that there is up regulation in airways smooth muscle in disease. This increased expression appears to be intracellular...

journal_title：Experimental lung research

authors： Mitchell JE,Campbell AP,New NE,Sadofsky LR,Kastelik JA,Mulrennan SA,Compton SJ,Morice AH

更新日期：2005-04-01 00:00:00

abstract：:Confluent cultures of primary hamster tracheal surface epithelial cells are highly enriched with secretory cells resembling airway goblet cells. The cultures secrete lipids, most of which appear to be associated with high-molecular-weight mucinlike glycoproteins (HMW MLGP). In the present communication, we examined th...

journal_title：Experimental lung research

authors： Kim KC,Singh BN

更新日期：1990-05-01 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：:Pathophysiologic changes induced by phospholipase A2 (PLA2), a lipolytic enzyme implicated in a variety of pulmonary diseases, were examined in the isolated, perfused guinea pig lung. Thirty microliters of vehicle (saline) or 30 units of PLA2 suspended in saline was given as a bolus injection into either the trachea o...

journal_title：Experimental lung research

authors： Durham SK,Selig WM

更新日期：1990-07-01 00:00:00

abstract：:Survival of mice after Klebsiella pneumoniae infection and phagocytosis by alveolar macrophages (AMs), in the presence or absence of ozone (O(3)) exposure prior to infection, is sex dependent. The objective of this work was to study the role of gonadal hormones, 5α-dihydrotestosterone (DHT) and 17β-estradiol (E(2)), o...

journal_title：Experimental lung research

authors： Durrani F,Phelps DS,Weisz J,Silveyra P,Hu S,Mikerov AN,Floros J

更新日期：2012-05-01 00:00:00

abstract：:Alveolar cells were evaluated in BALB/c mice exposed to smoke from 9 cigarettes per day. The mice were sacrificed at 1, 5, and 10 days and examined by lung morphometry and immunohistochemical staining of alveolar macrophages for tumor necrosis factor (TNF)-alpha, matrix metalloproteinase (MMP)-12, and tissue inhibitor...

journal_title：Experimental lung research

authors： da Hora K,Valença SS,Porto LC

更新日期：2005-10-01 00:00:00

abstract：:Eprazinone therapy improves pulmonary function and arterial pO2 in patients with chronic bronchitis; however, the mechanism of action is unknown. The purpose of this study was to determine if eprazinone alters either lung surfactant levels in bronchoalveolar lavage fluid (BAL) of normal rats, or ion transport across c...

journal_title：Experimental lung research

authors： Thrall RS,Cloutier MM,Guernsey L,Swayne E,Gionfriddo M

更新日期：1992-05-01 00:00:00

abstract：:Electrical stimulation of the cervical vagus nerve of rats is known to increase vascular permeability in the trachea. In the present study, we sought to further characterize this neurogenic inflammatory response by defining the relationship between the parameters of electrical stimulation of the vagus nerve and the ma...

journal_title：Experimental lung research

authors： Brokaw JJ,McDonald DM

更新日期：1988-01-01 00:00:00

abstract：:The cigarette smoke-induced rat model of chronic bronchitis was used to study the time course of the return of cigarette smoke-induced secretory cell hyperplasia to the normal and the capacity of two non-steroidal anti-inflammatory drugs to speed this recovery. Cigarette smoke alone significantly increased (P less tha...

journal_title：Experimental lung research

authors： Rogers DF,Jeffery PK

更新日期：1986-01-01 00:00:00

abstract：:Two morphologic characteristics have been used to define the nonciliated bronchiolar epithelial cell: abundant agranular endoplasmic reticulum (AER) and membrane-bound avoid granules. To assess the ultrastructural homogeneity of this cell type in the lungs of large domestic mammals used as experimental models in pulmo...

journal_title：Experimental lung research

authors： Plopper CG,Mariassy AT,Hill LH

更新日期：1980-06-01 00:00:00

abstract：:Freeze-fracture was used to study the nonciliated epithelial (Clara) cell of rat bronchiole. En face views of the P face of the luminal cell membrane reveal particle-free bulging and circular depressions at the presumptive sites of the membrane fusion between the cell membrane and secretory granule membrane. Cross fra...

journal_title：Experimental lung research

authors： Yoneda K,Birk MG

更新日期：1981-08-01 00:00:00

abstract：:COPD remains a public health problem that has yet to be fully recognized by the public, the medical community or public health (government) officials, and much work remains to be done worldwide to reverse the increasing trends of this chronic lung disease. ...

journal_title：Experimental lung research

authors： Hurd S

更新日期：2005-09-01 00:00:00

abstract：:The effect of glucocorticoids on the response of adenylate cyclase in fetal rat lung fibroblast and Type II epithelial cell cultures to beta-agonists and prostaglandin E2 (PGE2) was investigated. There was significant stimulation of cyclic AMP synthesis by adrenalin in both fibroblasts and Type II cells, which was pot...

journal_title：Experimental lung research

authors： Skinner SJ,Lowe C,Ashby CJ,Liggins GC

更新日期：1989-05-01 00:00:00

abstract：:A small subpopulation of pulmonary epithelial cells (PE) proliferates in low-density primary culture of alveolar type II cells and forms colonies of cells that could be passaged for several generations and that in some respects maintain a differentiated phenotype of the alveolar type II cells. At this time it is not k...

journal_title：Experimental lung research

authors： Kalina M,Riklis S,Blau H

更新日期：1993-03-01 00:00:00

abstract：:Biochemical characterization of human respiratory mucus has generally utilized expectorated specimens. In order to exclude extraneous contaminants in the analysis of airway glycoproteins, human airways were cultured and the mucous glycoprotein released into the supernatant analyzed. By incorporating 3H-labeled glucosa...

journal_title：Experimental lung research

authors： Shelhamer JH,Marom Z,Logun C,Kaliner M

更新日期：1984-01-01 00:00:00

abstract：:Tracheal occlusion (TO) performed surgically in utero near the end of gestation causes a rapid increase in the distension of future airspaces, resulting in accelerated lung development. The authors hypothesize that TO stimulates microvascular growth concomitant with a rapid increase in the expression of genes implicat...

journal_title：Experimental lung research

authors： Cloutier M,Maltais F,Piedboeuf B

更新日期：2008-03-01 00:00:00

abstract：:Variable numbers of composite repetitive motifs are found in different individuals within intron 4 of the surfactant protein B (SP-B) gene (Biochem J. 1995;305:583). This study tests the hypothesis that the distribution of SP-B alleles differs among racial/ethnic groups. A total of 412 SP-B alleles were analyzed: 206 ...

journal_title：Experimental lung research

authors： Veletza SV,Rogan PK,TenHave T,Olowe SA,Floros J

更新日期：1996-07-01 00:00:00

abstract：:Leukotrienes (LTs) are potent vasoconstrictors in the pulmonary circulation. We investigated LTB4 and LTE4 metabolism by intrapulmonary arteries and veins of 2 to 9 days old lambs (n = 6). Paired vessels were incubated under baseline, and stimulated conditions. LTB4 and LTE4 were extracted from media, quantfied by enz...

journal_title：Experimental lung research

authors： Ibe BO,Raj JU

更新日期：2001-06-01 00:00:00

abstract：:Human and canine airway mucosal explants synthesize and secrete high molecular weight glycoconjugates, incorporating 14C-glucosamine, a radioactive precursor to epithelial glycoprotein. Our examination of secretions produced by several individual specimens, however, did not reveal epithelial glycoprotein of typical bu...

journal_title：Experimental lung research

authors： Bhaskar KR,O'Sullivan DD,Opaskar-Hincman H,Reid LM,Coles SJ

更新日期：1986-01-01 00:00:00

abstract：:Aims:Bronchopulmonary dysplasia (BPD) is characterized by alveolarization arrest. During alveolarization, alveolar myofibroblasts are thought to migrate into the septal tips and elongate secondary septa. Lipopolysaccharide (LPS) exposure has been reported to disrupt directional migration and final location of alveolar...

journal_title：Experimental lung research

authors： Li J,Gong X

更新日期：2020-01-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Serum amyloid A (SAA), an acute-phase protein whose level tracks infection and inflammation, is the precursor protein of amyloid A (AA) fibrils that is thought to cause AA amyloidosis in human and animals. SAA protein has several isoforms based on the difference of amino acid sequence, such as SA...

journal_title：Experimental lung research

authors： Kawasaki H,Murakami T,Badr Y,Kamiya S,Shimizu K,Okada A,Inoshima Y

更新日期：2020-11-01 00:00:00

abstract：:This study investigated whether interleukin-1 (IL-1) inhibitory activity in LPS-stimulated culture supernatants of alveolar macrophages and epithelioid cells obtained from rabbit lung granulomas induced by complete Freund's adjuvant (CFA) was identical to IL-1 receptor antagonist (IL-1ra) and examined the changes of I...

journal_title：Experimental lung research

authors： Shigenaga T,Abe Y,Miyazaki E,Kita S,Tsuda T

更新日期：1995-03-01 00:00:00