Kinetic characterization of bovine lung low-molecular-weight protein tyrosine phosphatase.

abstract：:B6C3F1 female mice were exposed to cigarette smoke (CS) (250 mg/m3 total particulate material) or filtered air (FA), 6 hours/day, 5 days/week, for 6, 7, or 10 weeks, or to CS for 6 weeks, then FA for 1 or 4 additional weeks. Exposure to CS increased macrophages, neutrophils, lymphocytes, and matrix metalloproteinase (...

journal_title：Experimental lung research

authors： Seagrave J,Barr EB,March TH,Nikula KJ

更新日期：2004-01-01 00:00:00

abstract：:Investigators disagree on the amount of hydrogen peroxide (H2O2) released by resting and stimulated alveolar macrophages. The method commonly used to measure H2O2 release involves horseradish peroxidase (HRP)-catalyzed oxidation of scopoletin by H2O2. We describe an artifact in this method that may explain the seeming...

journal_title：Experimental lung research

authors： Van Scott MR,Miles PR,Castranova V

更新日期：1984-01-01 00:00:00

abstract：:The developmental regulation of the rabbit surfactant-associated proteins, SP-A, SP-B, and SP-C, was investigated using Northern blot analysis. These proteins comprise approximately 10% by weight of pulmonary surfactant, a lipoprotein secreted by type II cells that reduces surface tension at the air-alveolar interface...

journal_title：Experimental lung research

authors： Durham PL,Nanthakumar EJ,Snyder JM

更新日期：1992-11-01 00:00:00

abstract：:Purpose/Aim: More and more evidences suggest that airway remodeling of fibrotic lung diseases may be associated with epithelial-mesenchymal transition (EMT) of human A549 cells induced by transforming growth factor (TGF)-β1. Schisandrin B (Sch B) is the highest content of dibenzocyclooctadiene lignans in Schisandra ch...

journal_title：Experimental lung research

authors： Zhuang W,Li Z,Dong X,Zhao N,Liu Y,Wang C,Chen J

更新日期：2019-01-01 00:00:00

abstract：:Intratracheal bleomycin induces pulmonary fibrosis in experimental animals, but the mechanisms involved are poorly understood. Since altered levels of fatty acid metabolites are associated with bleomycin-induced lung injury, we examined the effects of a change in dietary fat on bleomycin-induced fibrosis. Previously w...

journal_title：Experimental lung research

authors： Kennedy JI Jr,Chandler DB,Fulmer JD,Wert MB,Grizzle WE

更新日期：1989-03-01 00:00:00

abstract：:A specific form of flavin monooxygenase has been identified in the lungs of a number of species. Distribution of the pulmonary flavin-containing monooxygenase (FMOp) is of interest because it oxidatively metabolizes a wide variety of nitrogen-, sulfur-, and phosphorous-containing xenobiotics, some of which form highly...

journal_title：Experimental lung research

authors： Overby L,Nishio SJ,Lawton MP,Plopper CG,Philpot RM

更新日期：1992-01-01 00:00:00

abstract：:The streptozotocin-induced diabetic (STZ-DB) rat model is associated with fetal hyperglycemia, but with low to normal plasma insulin concentration. Because surfactant protein (SP) mRNA content in fetal rat lung is decreased in STZ-DB pregnancy, we investigated the effect of increasing concentrations of glucose on SP g...

journal_title：Experimental lung research

authors： Rayani HH,Gewolb IH,Floros J

更新日期：1999-01-01 00:00:00

abstract：:Octapeptide R2 (KVLDGQDP), which has anti-transglutaminas (TGase) activity, decreases inflammation in allergic conjunctivitis model in guinea pigs. The authors examined the effect of R2 on lipopolysaccharide (LPS)-induced lung injury in BALB/c mice. R2 inhalation significantly decreased neutrophil count and cytokine m...

journal_title：Experimental lung research

authors： Suh GY,Ham HS,Lee SH,Choi JC,Koh WJ,Kim SY,Lee J,Han J,Kim HP,Choi AM,Kwon OJ

更新日期：2006-01-01 00:00:00

abstract：:Previously, this laboratory has shown that intratracheally administered hyaluronic acid (HA) significantly reduces air-space enlargement in a hamster model of emphysema induced with pancreatic elastase. Whereas HA was given immediately following elastase in those initial studies, the current investigation determined t...

journal_title：Experimental lung research

authors： Cantor JO,Cerreta JM,Armand G,Turino GM

更新日期：1997-05-01 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：:In vitro observations of fetal lung maturation are complicated by continued epithelial cell maturation in culture. Removal of trace quantities of cortisol from the culture system has been reported elsewhere by Torday to prevent epithelial cell differentiation, but also prevent cell growth. In this report we have devel...

journal_title：Experimental lung research

authors： Tanswell AK,Joneja MG,Lindsay J,Vreeken E

更新日期：1983-07-01 00:00:00

abstract：AIM OF THE STUDY:The current investigation was taken to scrutinize the action of tranilast on the airway remodeling in chronic asthma in mice. MATERIALS AND METHODS:Intraperitoneal injection of ovalbumin was applied to mice for sensitization and subsequent inhalation of 1% ovalbumin three times week for 10 weeks for c...

journal_title：Experimental lung research

authors： Nader MA,Gameil N,Abdelaziz RR,Zalata KR,Osman A,Zedan MM,Abo-Elkheir N,Elsiddig AA,Zedan M

更新日期：2016-08-01 00:00:00

abstract：:The effects of Zizyphi fructus, a major constituent of Chinese anti-asthmatic herbal medicine, on ciliary motility and nitric oxide (NO) generation in canine cultured tracheal epithelium were studied by the microphoto-oscillation method and the specific amperometric method, respectively. Addition of Zizyphi fructus at...

journal_title：Experimental lung research

authors： Tamaoki J,Kondo M,Tagaya E,Takemura K,Konno K

更新日期：1996-05-01 00:00:00

abstract：:Silicosis is a serious occupational disease characterized by lung fibrosis that is caused by long-term inhalation of silica-containing fine particles. Lysophosphatidic acid (LPA) and LPA1/3 plays a role in lung fibrosis. Until recently, there has been little research investigating the role of LPA and LPA receptors (LP...

journal_title：Experimental lung research

authors： Cong C,Mao L,Zhang Y,Zhao Z,Xu X,Zhao J

更新日期：2014-09-01 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：:The role of the Clara and type II cell in the development of pulmonary tumors in the A/J mouse and Fischer rat was investigated by determining the relationship of DNA methylation and repair in pulmonary cells to oncogene activation and by characterizing the morphology of pulmonary tumors induced by treatment with 4-(m...

journal_title：Experimental lung research

authors： Belinsky SA,Devereux TR,White CM,Foley JF,Maronpot RR,Anderson MW

更新日期：1991-03-01 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：: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：:A cast of human tracheobronchial airways, which is complete to airways less than 0.1 cm in diameter, was employed for experimental studies of gas convective transport by high-frequency ventilation (HFV). The cast was ventilated with gases of different kinematic viscosity (He, air, and SF6) and tidal volumes of 10-60 m...

journal_title：Experimental lung research

authors： Fang CP,Cohen BS,Lippmann M

更新日期：1992-09-01 00:00:00

abstract：:It is evident that much remains to be learned about the nasal passages and their responses to toxic materials. For the nose of both laboratory animals and humans, information is needed in the areas of anatomy, physiology, biochemistry, neurobiology, physiopathology, and oncology. This article briefly discussed toxic a...

journal_title：Experimental lung research

authors： Bonnefoi M,Monticello TM,Morgan KT

更新日期：1991-09-01 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：: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：: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：:In a number of recent studies, a lung tumor resistance locus designated either Par2 or Pas7 was mapped to distal chromosome 18 in crosses between susceptible A/J and more resistant BALB/c mice. This locus is important in that it accounts for as much as 60% of the difference in lung tumor susceptibility between the A/J...

journal_title：Experimental lung research

authors： Zhang Z,Lin L,Liu G,Wang M,Hill J,Wang Y,You M,Devereux TR

更新日期：2000-12-01 00:00:00

abstract：:The authors compared the ability of a single dose of the proenzyme single-chain urokinase (scuPA), low-molecular-weight urokinase, tissue plasminogen activator (tPA), or a mutant site-inactive scuPA to resolve intrapleural loculations at 72 to 96 hours after tetracycline-induced pleural injury in rabbits. Both scuPA a...

journal_title：Experimental lung research

authors： Idell S,Azghani A,Chen S,Koenig K,Mazar A,Kodandapani L,Bdeir K,Cines D,Kulikovskaya I,Allen T

更新日期：2007-10-01 00:00:00

abstract：:Paraquat accumulation into rat lung slices was unaffected by hypoxia (PO2 = 645 mm Hg) but was inhibited by hypoxia. The IC50 (IC50 = partial pressure of O2 resulting in a 50% inhibition of paraquat accumulation) for paraquat accumulation was P02 = 50 mm Hg; significant accumulation could be observed after 1 or 2 hr o...

journal_title：Experimental lung research

authors： Montgomery MR,Wyatt I,Smith LL

更新日期：1980-08-01 00:00:00

abstract：:The objective of this study was to determine if prolonged hyperoxia exposure would deplete antioxidants, resulting in excessive oxidative stress that would lead to oxidation of pulmonary surfactant and contribute to lung dysfunction. Rats were exposed to either hyperoxic (> 95% O(2)) or normoxic (21% O(2)) oxygen conc...

journal_title：Experimental lung research

authors： Pace PW,Yao LJ,Wilson JX,Possmayer F,Veldhuizen RA,Lewis JF

更新日期：2009-06-01 00:00:00

abstract：AIMS:As a transcription factor of the nuclear receptor superfamily, neuron-derived orphan receptor 1 (NOR1) is induced rapidly in response to various extracellular stimuli. But, it is still unclear its role in pulmonary artery smooth muscle cells proliferation. MATERIALS AND METHODS:Human PASMCs were cultured in vitro...

journal_title：Experimental lung research

authors： Wang CG,Lei W,Li C,Zeng DX,Huang JA

更新日期：2015-05-01 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：: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