Suppression of Th1- and Th2-type immune responses in infant mouse spleen after prenatal and postnatal exposure to low-level toluene and peptidoglycan.

abstract：:Nasal efficiency for removing fine particles from inhaled air may be affected by variations in nasal structure associated with race. In 11 African American and 11 Caucasian adults (age 18-31 yr) we measured the fractional deposition (DF) of fine particles (1 and 2 mum mass median aerodynamic diameter) (MMAD) for oral ...

journal_title：Inhalation toxicology

authors： Bennett WD,Zeman KL

更新日期：2005-11-01 00:00:00

abstract：:Epidemiologic studies have provided strong evidence that episodic exposure to ambient particulate matter is associated with increases in morbidity and mortality. These adverse effects have been demonstrated at concentrations far below the National Ambient Air Quality Standard (NAAQS), and thus, the biological plausibi...

journal_title：Inhalation toxicology

authors： Gordon T,Gerber H,Fang CP,Chen LC

更新日期：1999-01-01 00:00:00

abstract：:Sexually mature male and female Gottingen minipigs were exposed to various concentrations of GB and GF vapor via whole-body inhalation exposures or to liquid GB or GF via intravenous or subcutaneous injections. Vapor inhalation exposures were for 10, 60 or 180 min. Maximum likelihood estimation was used to calculate t...

journal_title：Inhalation toxicology

authors： Hulet SW,Sommerville DR,Miller DB,Scotto JA,Muse WT,Burnett DC

更新日期：2014-02-01 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：:A method for inhalative exposure of minipigs to aerosols and gases has been developed. Minipigs are exposed via mask inhalation to the test substance using a computer-controlled exposure system that permits simultaneous exposure of groups of four animals in parallel to different controlled dose levels. We studied inha...

journal_title：Inhalation toxicology

authors： Koch W,Windt H,Walles M,Borlak J,Clausing P

更新日期：2001-03-01 00:00:00

abstract：:Results from epidemiology studies have shown statistical associations between ambient air particulate matter (PM) concentrations and mortality/morbidity, particularly among susceptible subpopulations. Although the epidemiology of ambient air PM is compelling, there remains considerable uncertainty in PM risk assessmen...

journal_title：Inhalation toxicology

authors： Dreher KL

更新日期：2000-01-01 00:00:00

abstract：:The Provisional Advisory Level (PAL) protocol was applied to estimate inhalation exposure limits for phosgene (CG). Three levels (PAL 1, PAL 2, and PAL 3), distinguished by severity of toxic effects, are developed for 24-hour, 30-day, 90-day, and 2-year durations of potential drinking water and inhalation exposures fo...

journal_title：Inhalation toxicology

authors： Glass D,McClanahan M,Koller L,Adeshina F

更新日期：2009-12-01 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：:This study aims to investigate the negative effects of chronic exposure to isoflurane on spermatogenesis and explore the underlying mechanisms. Sixty male rats were randomly allocated to two groups: control group, receiving no treatment, and anesthesia group, administrated exposure to isoflurane (2 ppm) for 25 consecu...

journal_title：Inhalation toxicology

authors： Ding Y,Yu J,Qu P,Ma P,Yu Z

更新日期：2015-01-01 00:00:00

abstract：:Concurrent exposure to SO(2) and benzo(a)pyrene (B(a)P) resulted in an increased incidence of lung tumors in rodents compared to exposure to B(a)P alone. A synergistic effect on the expression of c-fos and c-jun between SO(2) and B(a)P was observed in lungs after SO(2) and B(a)P exposure. However, tumorigenesis occurs...

journal_title：Inhalation toxicology

authors： Qin G,Meng Z

更新日期：2010-03-01 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：:Wollastonite is a naturally occurring calcium silicate (CaSiO(3)) that is produced in both powder and fibrous forms. It is a valuable industrial mineral used in plastics, ceramics, metallurgical applications, paint, and friction products. For some applications wollastonite serves as an asbestos replacement. To varying...

journal_title：Inhalation toxicology

authors： Maxim LD,McConnell EE

更新日期：2005-08-01 00:00:00

abstract：:Acute carbon monoxide (CO) poisoning may cause cardiotoxicity. The natriuretic peptides, including atrial natriuretic peptide, brain natriuretic peptide (BNP), N-BNP, and NT-proBNP (N-terminal pro brain natriuretic peptide), are endogenous cardiac hormones that may be secreted upon myocardial stress. The aim of this s...

journal_title：Inhalation toxicology

authors： Davutoglu V,Gunay N,Kocoglu H,Gunay NE,Yildirim C,Cavdar M,Tarakcioglu M

更新日期：2006-02-01 00:00:00

abstract：CONTEXT:Sulfur mustard exposure, as the most widely used chemical weapon, can lead to acute and long-term pulmonary complications via various pathways, such as triggering an imbalance between the oxidant and antioxidant system. Currently, there is no validated antidote, chemoprophylaxis and curative modality for pulmon...

journal_title：Inhalation toxicology

authors： Shohrati M,Karimzadeh I,Saburi A,Khalili H,Ghanei M

更新日期：2014-08-01 00:00:00

abstract：:Regulatory guidelines are intended to provide recommendations on ways to achieve greater harmonization in the interpretation and application of technical procedures and requirements for product registration in order to reduce or obviate replication of the testing carried out during the research and development of new ...

journal_title：Inhalation toxicology

authors： Jones DR,Baldrick P

更新日期：2013-02-01 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：OBJECTIVE:Numerous studies have found an association between transiently increased particulate matter air pollution and acute adverse cardiovascular health effects; however, the mechanisms underlying these effects are not clear. Translocation of ultra-fine ambient particulate matter has been proposed to play a key role...

journal_title：Inhalation toxicology

authors： Bai N,van Eeden SF

更新日期：2013-11-01 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：:Objective: Cigarette tobacco smoking has been shown to cause cancer through different mechanisms that include epigenetic modulation of tumor-suppressor genes. In the present study, the association between global and MLH1 gene promoter methylation and waterpipe tobacco smoking was investigated. Materials and Methods: B...

journal_title：Inhalation toxicology

authors： Sabi SH,Khabour OF,Alzoubi KH,Cobb CO,Eissenberg T

更新日期：2020-02-01 00:00:00

abstract：:Irritant-induced inflammation of the airways may aggravate respiratory allergy induced by chemical respiratory allergens. Therefore, the effect of airway irritation by synthetic amorphous silica (SAS) on respiratory allergy to trimellitic anhydride (TMA) was studied. Brown Norway (BN) rats were topically sensitized on...

journal_title：Inhalation toxicology

authors： Arts JH,Schijf MA,Kuper CF

更新日期：2008-08-01 00:00:00

abstract：:Coal mine dust's possible carcinogenicity has recently drawn attention because of the IARC review of quartz, some new epidemiological data in German coal miners, and findings on other poorly soluble, nontoxic dusts in the rat. The aim of this study was to investigate persistent inflammation and tumor response in the r...

journal_title：Inhalation toxicology

authors： Borm PJ,Höhr D,Steinfartz Y,Zeitträger I,Albrecht C

更新日期：2000-01-01 00:00:00

abstract：CONTEXT:Particulate air pollution, for example, from ultrafine (UF) particles, has negative health effects. However, there is still limited knowledge regarding the fate of inhaled particles in the human body. OBJECTIVES:To describe the normal lung deposition and 1 week particle retention of indium-111 labeled UF carbo...

journal_title：Inhalation toxicology

authors： Klepczyńska-Nyström A,Sanchez-Crespo A,Andersson M,Falk R,Lundin A,Larsson BM,Svartengren M

更新日期：2012-08-01 00:00:00

abstract：:Manganese (Mn) is ubiquitous in ambient air due to both industrial and crustal sources. It is also a component of the octane-enhancing fuel additive methylcyclopentadienyl manganese tricarbonyl (MMT). The combustion of MMT by the automobile engine results in the formation of Mn particulates including phosphate, sulfat...

journal_title：Inhalation toxicology

authors： Vitarella D,Moss O,Dorman DC

更新日期：2000-10-01 00:00:00

abstract：:Nano-sized particles (NSPs) have a diameter of less than 100 nm. When inhaled, they preferentially deposit in the deeper lung, where pulmonary surfactant covers the thin aqueous lining layer. Thus, pulmonary surfactant is the initial contact where NSPs impinge. This can lead to various consequences. For example, bindi...

journal_title：Inhalation toxicology

authors： Schleh C,Hohlfeld JM

更新日期：2009-07-01 00:00:00

abstract：OBJECTIVE:The significance of lung function as an independent risk factor for lung cancer remains unclear. The objective of the study is to answer the question if spirometry can identify patients at risk for lung cancer among people occupationally exposed to asbestos dust in the past. METHODS:In order to identify a gr...

journal_title：Inhalation toxicology

authors： Świątkowska B,Szeszenia-Dąbrowska N

更新日期：2017-01-01 00:00:00

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：:Hypersensitivity pneumonitis (HP) represents the immunologically mediated lung disease induced by repeated inhalations of a wide variety of certain finely dispersed organic antigens. In susceptible subjects, these inhalations provoke a hypersensitivity reaction characterized by intense inflammation of the terminal bro...

journal_title：Inhalation toxicology

authors： Lemieszek MK,Chilosi M,Golec M,Skórska C,Dinnyes A,Mashayekhi K,Vierlinger K,Huaux F,Wielscher M,Hofner M,Yakoub Y,Pastena C,Daniele I,Cholewa G,Sitkowska J,Lisowska W,Zwoliński J,Milanowski J,Mackiewicz B,Góra-Flor

更新日期：2013-09-01 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：:Ozone (O₃), a commonly encountered environmental pollutant, has been shown to induce pulmonary fibrosis in different animal models; the underlying mechanism, however, remains elusive. To investigate the molecular mechanism underlying O₃-induced pulmonary fibrosis, 6- to 8-week-old C57BL/6 male mice were exposed to a c...

journal_title：Inhalation toxicology

authors： Katre A,Ballinger C,Akhter H,Fanucchi M,Kim DK,Postlethwait E,Liu RM

更新日期：2011-07-01 00:00:00

abstract：:Studies have shown associations between acute ambient particulate matter (PM) levels and increases in morbidity and mortality from cardiovascular diseases. We have previously reported in 24 healthy adults that exposure to concentrated ambient particles plus ozone (CAP + O(3)) caused a mean decrease of 0.09 mm in brach...

journal_title：Inhalation toxicology

authors： Urch B,Brook JR,Wasserstein D,Brook RD,Rajagopalan S,Corey P,Silverman F

更新日期：2004-06-01 00:00:00