Effect of temporary tracheal occlusion on the endothelin system in experimental cases of diaphragmatic hernia.

abstract：:Hypothyroid adult rats were injected intravenously with [3, 5, 3'-125I]triiodothyronine (T3) or [125I]thyroxine (T4). Others were similarly treated except for the addition of a 500-fold excess of the appropriate unlabeled hormone. Light microscopic autoradiography of semithin sections of lung from these animals demons...

journal_title：Experimental lung research

authors： Smith DM,Hitchcock KR

更新日期：1983-09-01 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：: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：: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：:Mesothelial cells proliferate soon after asbestos deposition in the lung. The present study investigates whether the known mesothelial cell mitogens keratinocyte growth factor (KGF) and hepatocyte growth factor (HGF) are present in the lung and specifically in the pleural cavity during the phase of mesothelial cell gr...

journal_title：Experimental lung research

authors： Adamson IY,Bakowska J

更新日期：2001-10-01 00:00:00

abstract：:The effect of a receptor binding protein for tumor necrosis factor (TNFrbp) on cell infiltration, bronchial hyperreactivity, and release of inflammatory mediators were studied following antigen challenge in sensitized rats. A 3-fold increase in total cell number, mainly neutrophils and eosinophils, was noted in bronch...

journal_title：Experimental lung research

authors： Carvalho CR,Jancar S,Conroy D,Sirois P

更新日期：2001-03-01 00:00:00

abstract：:A tandem repeat region in the second intron of the K-ras gene has been reported to be a possible regulatory site for transcription. In this study, a second protein-binding site was identified and characterized. It lies downstream (nucleotides 463 to 509) of the tandem repeat region. A T--> C base variation at nucleoti...

journal_title：Experimental lung research

authors： Chen B,Wang Y,You M

更新日期：2005-03-01 00:00:00

abstract：:This report describes the protocol for the strain A mouse lung tumor bioassay and summarizes results on selected chemicals that have been tested for carcinogenicity in the assay. The assay is of 6 months duration and can distinguish 2-fold differences in carcinogenic potential of compounds from several chemical classe...

journal_title：Experimental lung research

authors： Stoner GD

更新日期：1991-03-01 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：:Volcanic ash was collected from the Moses Lake region of Washington State after the 18 May 1980 eruption of Mt. St. Helens. The ash was tested in a short-term bioassay system using hamsters exposed by intratracheal instillation. One day after exposure the lungs were lavaged and the fluid collected was characterized us...

journal_title：Experimental lung research

authors： Beck BD,Brain JD,Bohannon DE

更新日期：1981-11-01 00:00:00

abstract：BACKGROUND:Mechanisms linking behavioral stress and inflammation are poorly understood, mainly in distal lung tissue. OBJECTIVE:We have investigated whether the forced swim stress (FS) could modulate lung tissue mechanics, iNOS, cytokines, oxidative stress activation, eosinophilic recruitment, and remodeling in guinea...

journal_title：Experimental lung research

authors： Reis FG,Marques RH,Starling CM,Almeida-Reis R,Vieira RP,Cabido CT,Silva LF,Lanças T,Dolhnikoff M,Martins MA,Leick-Maldonado EA,Prado CM,Tibério IF

更新日期：2012-09-01 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：: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：BACKGROUND:Inhaled capsaicin (8-methyl-N-vanillyl-6-nonenamide) has been used to induce cough in a safe and dose-dependent manner. Chronic cough is associated with an increased sensitivity to inhaled capsaicin in patients with asthma. The aim of this study was to evaluate clinical impact of capsaicin provocation test f...

journal_title：Experimental lung research

authors： Park KH,Kim BG,Lee PH,Hong J,Lee J,Park SW,Kim DJ,Jang AS

更新日期：2021-02-01 00:00:00

abstract：:Direct measurements of pleural fluid hydrostatic and colloid osmotic pressures after infusion of saline, bovine serum albumin, or silicone into the pleural space were coupled with ultrastructural morphometric analyses to assess the response of pleural mesothelial cells to hydrothorax. Increases of hydrostatic pressure...

journal_title：Experimental lung research

authors： Shumko JZ,Feinberg RN,Shalvoy RM,DeFouw DO

更新日期：1993-05-01 00:00:00

abstract：:Irreversible lung parenchymal injury is usually healed by fibrosis, which depends on the abilities of fibroblasts to proliferate, migrate into the wound, and survive. Because the lung is frequently exposed to increased oxidative stress, which is thought to mediate apoptosis, we examined whether oxidative stress induce...

journal_title：Experimental lung research

authors： Takahashi A,Aoshiba K,Nagai A

更新日期：2002-06-01 00:00:00

abstract：:Suboptimal intake of dietary zinc (Zn) is one of the most common nutritional problems worldwide. Previously, the authors have shown that zinc deficiency (ZD) produces oxidative and nitrosative stress in lung of male rats. The goal of this study is to test the effect of moderate ZD on insulin-like growth factor (IGF)-1...

journal_title：Experimental lung research

authors： Biaggio VS,Pérez Chaca MV,Valdéz SR,Gómez NN,Gimenez MS

更新日期：2010-02-01 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：:The influence of gas composition on convective and diffusive gas transport in the lungs was assessed by studying the dispersion of combined particle and argon (Ar) boluses induced by the passage through the lungs filled with three different gas mixtures. Particles, as a "nondiffusing gas," served as a tracer for conve...

journal_title：Experimental lung research

authors： Schulz H,Schulz A,Eder G,Heyder J

更新日期：1995-11-01 00:00:00

abstract：:Activity for nonspecific esterases has been demonstrated histochemically in fetal rabbit lungs using alpha-naphthyl acetate as substrate. Commencing with a homogeneous distribution in pseudoglandular lungs, activity gradually heightens in the epithelium, progresses centrifugally along the bronchial tree, and reaches f...

journal_title：Experimental lung research

authors： Sorokin SP,Hoyt RF Jr

更新日期：1982-11-01 00:00:00

abstract：:The effects of activated leukocytes on surfactant function and composition were examined to better define the mechanisms by which acute inflammation contributes to respiratory distress syndrome (ARDS). Peripheral blood leukocytes from healthy volunteers were incubated in vitro with surfactant for 4 hours: (1) in the a...

journal_title：Experimental lung research

authors： Schochett P,Mora R,Mark L,Butler M,Ingenito EP

更新日期：1999-10-01 00:00:00

abstract：PURPOSE:This study was prospectively designed to investigate the effects of different concentrations of isoflurane (ISO) pretreatment on respiratory mechanics, oxygenation, and hemodynamics in lipopolysaccharide (LPS)-induced acute respiratory distress syndrome (ARDS) model of juvenile piglets. METHODS:Twenty-four pig...

journal_title：Experimental lung research

authors： Fu H,Sun M,Miao C

更新日期：2015-01-01 00:00:00

abstract：:The molecular events involved in both the initiation and development of silicosis are at present poorly defined, although mediators released from macrophages exposed to silica particles are believed to play a role. We have investigated the in vitro production of arachidonic acid (AA) metabolites in adherent bovine alv...

journal_title：Experimental lung research

authors： Englen MD,Taylor SM,Laegreid WW,Liggitt HD,Silflow RM,Breeze RG,Leid RW

更新日期：1989-07-01 00:00:00

abstract：:Emerging data indicate that endothelial-mesenchymal transition (EndMT) is involved in the pathogenesis of idiopathic pulmonary fibrosis (IPF). A previous study noted that blocking the activity of protein phosphatase 2 A (PP2A) could attenuate EndMT. However, the treatment effects of PP2A inhibitors in pulmonary fibros...

journal_title：Experimental lung research

authors： Yu J,Deng Y,Han M

更新日期：2020-09-01 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：:We compared the effects of dexamethasone given to rats from age 4 to 14 days, on alveolar development at age 99 days. Judged by similar nose-to-tail length and body weight, somatic growth was not altered by dexamethasone treatment. Lung volumes in both air- and saline-filled lungs and mean chord length (Lm) were incre...

journal_title：Experimental lung research

authors： Sahebjami H,Domino M

更新日期：1989-12-01 00:00:00

abstract：:Aerosol bolus dispersion was measured in the first branching generations of a replicate hollow cast. The cast was made from a solid cast of a beagle-dog tracheobronchial tree. The dispersion was measured after penetration of boluses into different volumetric depths, with different particle sizes and flow rates into th...

journal_title：Experimental lung research

authors： Scheuch G,Stahlhofen W,Fang CP,Lippmann M

更新日期：1995-07-01 00:00:00

abstract：BACKGROUND:This study aims to explore the effect of thymoquinone (TQ) on particulate matter 2.5 (PM2.5)-induced lung injury. METHODS:The PM2.5 sample was provided by Shenyang Environment Monitor Central Station. Lung injury was established by intratracheal instillation PM2.5 (7.5 mg/kg) followed by TQ treatment (20 an...

journal_title：Experimental lung research

authors： Mao M,Li J,Bi A,Jia H,Li Q,Liu Y,Jiang X,Huang D,Xia S

更新日期：2020-10-01 00:00:00

abstract：:ABSTRACT During fetal development physiological stretching helps drive lung growth and maturation. At birth, the α-subunit of the alveolar epithelial sodium channel (α-ENaC) is a critical factor in helping to facilitate clearance of lung fluid during the perinatal period. The effects of stretch, however, on α-ENaC exp...

journal_title：Experimental lung research

authors： Mustafa SB,Isaac J,Seidner SR,Dixon PS,Henson BM,DiGeronimo RJ

更新日期：2014-10-01 00:00:00

abstract：:The expression of platelet-derived growth factor (PDGF), transforming growth factor (TGF)-beta, and connective tissue growth factor (CTGF) and the effect of imatinib, an agent inhibiting PDGF receptors, were assessed in a porcine bronchial transplantation model of obliterative bronchiolitis (OB). Up-regulation of PDGF...

journal_title：Experimental lung research

authors： Alho HS,Maasilta PK,Vainikka T,Salminen US

更新日期：2007-08-01 00:00:00