The effects of age and carbon black on airway resistance in mice.

abstract：:The understanding of historical ambient asbestos concentrations is critical to exposure mapping and retrospective health impact studies involving asbestos related diseases. Two presentations at the University of Montana Center for Environmental Health Sciences Asbestos Conference (July 28, 2005) introduced novel metho...

journal_title：Inhalation toxicology

authors： Webber JS,Getman M,Ward TJ

更新日期：2006-11-01 00:00:00

abstract：:Washed human erythrocytes were incubated with titanium dioxide (TiO2) particles at 37 degrees C for 1 hr and hemolysis was determined by the percentage of hemoglobin released (optical density at 540 nm; OD540) from the cells. Effects of TiO2 on OD540 were corrected and dose-response curves were analyzed by the Hill pl...

journal_title：Inhalation toxicology

authors： Aisaka Y,Kawaguchi R,Watanabe S,Ikeda M,Igisu H

更新日期：2008-07-01 00:00:00

abstract：:An original mathematical model describing particle diffusion in human nasal passages is presented. A unique feature of the model is that it combines effects of both turbulent and laminar flows. To account for turbulence, concentration equations written in cylindrical coordinates are first simplified by a scaling techn...

journal_title：Inhalation toxicology

authors： Martonen TB,Zhang Z,Yue G,Musante CJ

更新日期：2003-04-11 00:00:00

abstract：OBJECTIVE:Mucociliary clearance sustains a baseline functionality and an "on demand" capability to upregulate clearance upon irritant exposure involving mucus hypersecretion and accelerated ciliary beat frequency (CBF) modulated by nitric oxide (NO). This study characterized these elements as well as cellular and exoge...

journal_title：Inhalation toxicology

authors： Carson JL,Zhou L,Brighton L,Mills KH,Zhou H,Jaspers I,Hazucha M

更新日期：2017-02-01 00:00:00

abstract：:The purpose of this work is to define a sample preparation protocol that allows inorganic fibers and particulate matter extracted from different biological samples to be characterized morphologically, crystallographically and chemically by transmission electron microscopy-energy dispersive spectroscopy (TEM-EDS). The ...

journal_title：Inhalation toxicology

authors： Vigliaturo R,Capella S,Rinaudo C,Belluso E

更新日期：2016-07-01 00:00:00

abstract：PURPOSE:This research describes a novel "minitower" dry powder delivery system for nose-only delivery of dry powder aerosols to spontaneously breathing rats. METHODS:The minitower system forces pressurized air through pre-filled capsules to deliver aerosolized drug to four nose ports; three of which house spontaneousl...

journal_title：Inhalation toxicology

authors： Sellers S,Horodnik W,House A,Wylie J,Mauser P,Donovan B

更新日期：2015-01-01 00:00:00

abstract：:Background: While the role of lysosomal membrane permeabilization (LMP) in NP-induced inflammatory responses has been recognized, the underlying mechanism of LMP is still unclear. The assumption has been that zinc oxide (ZnO)-induced LMP is due to Zn2+; however, little is known about the role of ZnO nanoparticles (NP)...

journal_title：Inhalation toxicology

authors： Ziglari T,Anderson DS,Holian A

更新日期：2020-02-01 00:00:00

abstract：:Information on nasal particle deposition is used in risk assessments for exposure to airborne particulate pollutants and for optimizing the delivery of therapeutic aerosols. Monkeys are commonly used to assess the therapeutic potential of inhaled substances and to a lesser extent the toxicity of inhaled xenobiotics. Y...

journal_title：Inhalation toxicology

authors： Kelly JT,Asgharian B,Wong BA

更新日期：2005-12-15 00:00:00

abstract：OBJECTIVE:There has been an increase in the popularity of waterpipe tobacco smoking (WTS) worldwide, especially in the younger population, including asthma patients. In this study, we investigated the effects of waterpipe smoking on airway inflammation, cytokine levels and oxidative stress markers in an antigen-driven ...

journal_title：Inhalation toxicology

authors： Al-Sawalha NA,Migdadi AM,Alzoubi KH,Khabour OF,Qinna NA

更新日期：2017-02-01 00:00:00

abstract：:The effect of particles from road traffic and wood smoke on the innate immune response in the lung was studied in a lung challenge model with the intracellular bacterium Listeria monocytogenes. Female Balb/cA mice were instilled intratracheally with wood smoke particles, particles from road traffic collected during wi...

journal_title：Inhalation toxicology

authors： Samuelsen M,Cecilie Nygaard U,Løvik M

更新日期：2009-09-01 00:00:00

abstract：:Crystalline silica has been classified as a human carcinogen, but there is still considerable controversy regarding its fibrogenic and carcinogenic potential. In the present study, we investigated the genotoxic potential of bentonite particles (diameter < 10 microm) with an a-quartz content of up to 6% and different c...

journal_title：Inhalation toxicology

authors： Geh S,Shi T,Shokouhi B,Schins RP,Armbruster L,Rettenmeier AW,Dopp E

更新日期：2006-05-01 00:00:00

abstract：:The purpose of this exploratory study within the integrated subchronic inhalation exposure study (Lippmann et al., 2005) was to identify genes in heart and lung tissue that changed in expression level as a result of subchronic exposure to concentrated ambient particles (CAPs). Identification of CAPs exposure-related c...

journal_title：Inhalation toxicology

authors： Gunnison A,Chen LC

更新日期：2005-04-01 00:00:00

abstract：:Risk assessment of occupational exposure to nanomaterials is needed. Human data are limited, but quantitative data are available from rodent studies. To use these data in risk assessment, a scientifically reasonable approach for extrapolating the rodent data to humans is required. One approach is allometric adjustment...

journal_title：Inhalation toxicology

authors： Kuempel ED,Tran CL,Castranova V,Bailer AJ

更新日期：2006-09-01 00:00:00

abstract：:This study investigated the surface chemistry of urban fine particles (PM(2.5)), and quantified the adsorbed and desorbed species after exposure to bronchoalveolar lavage fluid (BALF). Urban background and roadside PM(2.5) samples of different mass concentration and total weight were collected in triplicate in the Sou...

journal_title：Inhalation toxicology

authors： Kendall M,Guntern J,Lockyer NP,Jones FH,Hutton BM,Lippmann M,Tetley TD

更新日期：2004-01-01 00:00:00

abstract：:Epidemiological and experimental data suggest that obesity exacerbates the health effects of air pollutants such as ozone (O3). Maternal inactivity and calorically rich diets lead to offspring that show signs of obesity. Exacerbated O3 susceptibility of offspring could thus be manifested by maternal obesity. Thirty-da...

journal_title：Inhalation toxicology

authors： Gordon CJ,Phillips PM,Johnstone AFM,Schmid J,Schladweiler MC,Ledbetter A,Snow SJ,Kodavanti UP

更新日期：2017-05-01 00:00:00

abstract：:Epidemiological studies have reported increased morbidity in human populations following inhalation of elevated levels of urban particulate matter. These responses are especially prevalent in populations with chronic obstructive pulmonary diseases, including chronic bronchitis. Toxicological studies have reported alte...

journal_title：Inhalation toxicology

authors： Clarke RW,Catalano PJ,Koutrakis P,Murthy GG,Sioutas C,Paulauskis J,Coull B,Ferguson S,Godleski JJ

更新日期：1999-08-01 00:00:00

abstract：:The effects of low-level ozone exposure (0.08 ppm) on pulmonary function in healthy young adults are well known; however, much less is known about the inflammatory and immunomodulatory effects of low-level ozone in the airways. Techniques such as induced sputum and flow cytometry make it possible to examine airways in...

journal_title：Inhalation toxicology

authors： Alexis NE,Lay JC,Hazucha M,Harris B,Hernandez ML,Bromberg PA,Kehrl H,Diaz-Sanchez D,Kim C,Devlin RB,Peden DB

更新日期：2010-06-01 00:00:00

abstract：:Cigarette smoke exposures in mice have been conducted under various exposure conditions using different strains as animal models of smoke-related diseases. We exposed cigarette smoke to two strains of mice [C57BL/6J (C57) and AKR/J (AKR)] under two different exposure regimens (1 h or 4 h/day) at equivalent daily expos...

journal_title：Inhalation toxicology

authors： Tsuji H,Fujimoto H,Matsuura D,Nishino T,Lee KM,Renne R,Yoshimura H

更新日期：2011-08-01 00:00:00

abstract：:Background: The correlation of physico-chemical properties with mechanisms of toxicity has been proposed as an approach to predict the toxic potential of the vast number of emerging nanomaterials. Although relationships have been established between properties and the acute pulmonary inflammation induced by nanomateri...

journal_title：Inhalation toxicology

authors： Roach KA,Anderson SE,Stefaniak AB,Shane HL,Kodali V,Kashon M,Roberts JR

更新日期：2019-07-01 00:00:00

abstract：:Diagnosis of an exposure to airborne toxicants can be problematic. Phosgene is used widely in industry for the production of many synthetic products, such as polyfoam rubber, plastics, and dyes. Although nearly 100% of the gas is consumed during processing, there is the potential problem of accidental or even intentio...

journal_title：Inhalation toxicology

authors： Sciuto AM,Clapp DL,Hess ZA,Moran TS

更新日期：2003-06-01 00:00:00

abstract：:Continuous environmental or occupational exposure to airborne particulate pollution is believed to be a major hazard for human health. A technique to characterize their deposition and clearance from the lungs is fundamental to understand the underlying mechanisms behind their negative health effects. In this work, we ...

journal_title：Inhalation toxicology

authors： Sanchez-Crespo A,Klepczynska-Nyström A,Lundin A,Larsson BM,Svartengren M

更新日期：2011-02-01 00:00:00

abstract：:This 3-mo inhalation study investigated the biological effects of a special-purpose glass microfiber (E-glass microfiber), the stone wool fiber MMVF21, and a new high-temperature application fiber (calcium-magnesium-silicate fiber, CMS) in Wistar rats. Rats were exposed 6 h/day, 5 days/wk for 3 mo to fiber aerosol con...

journal_title：Inhalation toxicology

authors： Bellmann B,Muhle H,Creutzenberg O,Ernst H,Müller M,Bernstein DM,Riego Sintes JM

更新日期：2003-10-01 00:00:00

abstract：:The use of methylcyclopentadienyl manganese tricarbonyl (MMT) in unleaded gasoline has given rise to numerous debates on the potential public health risk associated with manganese emissions. In fact, combustion products are mainly Mn phosphate, Mn sulfate, and Mn phosphate/sulfate mixture. Our research group did sever...

journal_title：Inhalation toxicology

authors： Beaupré LA,Salehi F,Zayed J,Plamondon P,L'Espérance G

更新日期：2004-04-01 00:00:00

abstract：:It is well documented that inhalation of sulfur mustard causes injury of the respiratory system. While all of the reports and surveys thoroughly document long-term pulmonary effects after significant exposure to mustard, there is no direct evidence that addresses the issue of long-term respiratory effects in individua...

journal_title：Inhalation toxicology

authors： Ghanei M,Fathi H,Mohammad MM,Aslani J,Nematizadeh F

更新日期：2004-07-01 00:00:00

abstract：:The authors have previously demonstrated that wildfire-derived coarse or fine particulate matter (PM) intratracheally instilled into lungs of mice induce a strong inflammatory response. In the current study, the authors demonstrate that wildfire PM simultaneously cause major increases in oxidative stress in the mouse ...

journal_title：Inhalation toxicology

authors： Wegesser TC,Franzi LM,Mitloehner FM,Eiguren-Fernandez A,Last JA

更新日期：2010-06-01 00:00:00

abstract：:Because of the interest attendant to establishing an 8-h ozone (O(3)) federal air quality standard, acute pulmonary function responses to prolonged (6.6 to 8 h) O(3) exposure between 0.08 and 0. 24 ppm have been examined in chamber studies. Given time constraints for O(3) concentration changes in room-sized chambers a...

journal_title：Inhalation toxicology

authors： Adams WC

更新日期：2000-04-01 00:00:00

abstract：:This study assessed the association between ambient air pollution and daily elementary school absenteeism in Washoe County, NV, between 1996 and 1998. All 57 elementary schools in Washoe County in northern Nevada were included in the data set. There was a total of 27,793 student enrollments during this study period. T...

journal_title：Inhalation toxicology

authors： Chen L,Jennison BL,Yang W,Omaye ST

更新日期：2000-11-01 00:00:00

abstract：:We examined the effect of breathing pattern on ozone reaction product content within the respiratory tract. Thirty-four anesthetized, male Wistar rats were exposed to oxygen-18 ((18)O)-labeled ozone at 1.0 ppm for 2 h using a dual-chamber, negative-pressure ventilation system. Frequency was set at 80 (n = 9), 120 (n =...

journal_title：Inhalation toxicology

authors： Alfaro MF,Putney L,Tarkington BK,Hatch GE,Hyde DM,Schelegle ES

更新日期：2004-02-01 00:00:00

abstract：:Increased lung cancer incidence with workers at the production site of crude silicon carbide (SiC) using the Acheson process has been reported. Several agents derived from the process were discussed as causative factors. Recently concern had been expressed about the presence of cleavage fragments (CFs) in commercial p...

journal_title：Inhalation toxicology

authors： Bruch J,Rehn B,Duval-Arnould G,Efskind J,Röderer G,Sébastian P

更新日期：2014-04-01 00:00:00

abstract：:A low-cutoff, high-volume conventional impactor has been designed. This sampler uses a slit-shaped acceleration jet and operates at 1100 L/min. The impaction substrate is polyurethane foam (PUF). The impactor collection efficiency was characterized using polydisperse particles, and the 50% size cutoff point was 0.12 ¡...

journal_title：Inhalation toxicology

authors： Kavouras IG,Ferguson ST,Wolfson JM,Koutrakis P

更新日期：2000-01-01 00:00:00