985 results for “General Electric”, page 41 of 50
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Medical study · Medical research · 1996
Gene therapy approaches for inherited and acquired lung diseases
…lung cancer, and malignant mesothelioma. This review will examine some general concepts regarding gene transfer and gene therapy, provide an overview of the current vectors being developed to achieve safe and efficient gene transfer, and summarize…
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Medical study · Medical research · 2002
The quantitative risks of mesothelioma and lung cancer in relation to asbestos exposure: the Wittenoom data
…and mill. It covered 12 shifts and collected 38 static samples, and it was reported only in general terms in 1968. Others had derived median estimates of 50 fibres/ml for ever mill workers, 12 fibres…
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Medical study · Medical research · 1986
Asbestos fibers and trace metals in the blood of cattle grazing in fields inundated by asbestos-rich sediments
…for asbestos fibers, trace metals, and general blood chemistry. The analysis showed that at the time of exposure Ni and Mn values were significantly higher in the exposed animals than in the controls, and in six…
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Medical study · Medical research · 1993
Asbestos fiber type in malignant mesothelioma: an analytical scanning electron microscopic study of 94 cases
…in length. Nonasbestos mineral fibers (commonly found in the lungs of the general population) were observed in 71% of the cases and accounted for 25% of all fibers 5 microns or greater in length. The findings…
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Medical study · Medical research · 1997
Quantifying health effects from the combined action of low-level radiation and other environmental agents: can new approaches solve the enigma?
…high to low-dose levels should be based on dose-effect relationships of the relevant agents alone and in combination. In general this information is not available. The existing data base on combined effects is rudimentary…
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Medical study · Medical research · 1985
Effect of particulates on metabolism and mutagenicity of benzo[a]pyrene
…a]P into microsomes with metabolism of B[a]P and with mutagenicity of B[a]P in the Ames test. In general, aryl hydrocarbon hydroxylase (AHH) activity paralleled rates of uptake of B[a]P…
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Medical study · Medical research · 1985
Impact of effects of acid precipitation on toxicity of metals
…concern to selected population groups. Human exposures to lead reach levels that are near those associated with adverse health effects in certain sensitive segments of the general population in several countries. The possibility exists that increased…
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Medical study · Medical research · 1997
The role of cytologic evaluation of pleural fluid in the diagnosis of malignant mesothelioma
…cytologic slides of patients with pleural MM were reviewed. Medical records were reviewed from two institutions: a large general hospital and a cancer hospital. Twenty-nine patients ranging in age from 32 to 81 years (mean…
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Medical study · Medical research · 2008
Airborne asbestos in buildings
…microscopy. The buildings that were surveyed were the subject of litigation related to suits alleging the general building occupants were exposed to a potential health hazard as a result the presence of asbestos-containing materials (ACM)…
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Medical study · Medical research · 2010
Absence of radiographic asbestosis and the risk of lung cancer among asbestos-cement workers: Extended follow-up of a cohort
…Standardized Mortality Ratios (SMRs) were calculated using the general population of Ontario as reference. Among asbestos-cement workers without radiographic asbestosis at 20 years latency the lung cancer SMR was 3.84 (2.24-6.14…
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Medical study · Medical research · 1987
Cause-specific mortality among male chemical workers
…the cohort members, and death certificates were obtained for 97.1% of the 7,751 decedents. Comparisons of observed mortality with expected levels based on any of three general population groups (US, Michigan, or seven local…
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Medical study · Medical research · 2010
Fatal pemetrexed-induced lung injury in patients with advanced mesothelioma: a report of two cases
…only one earlier report of pemetrexed-induced lung injury had been published, and that case was mild and easily treated with corticosteroids. The patients were treated at Kobe City Medical Center General Hospital, Japan. The first…
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Medical study · Medical research · 2009
Occupational asbestos exposure and digestive cancers - a cohort study
…occupationally exposed to asbestos. The incidence of digestive cancer was calculated from 1st January 1978 to 31st December 2004 and compared with levels among the local general population using Standardized Incidence Ratios. Asbestos exposure was assessed…
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Medical study · Medical research · 2000
Government laboratory worker with lung cancer: comparing risks from beryllium, asbestos, and tobacco smoke
…San Francisco, Occupational and Environmental Medicine Clinic at San Francisco General Hospital for an evaluation of whether past workplace exposures may have contributed to his current disease. The goal of this paper is to provide an…
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Medical study · Medical research · 1998
An updated mortality study of workers at a petroleum refinery in Beaumont, Texas
…analyses based on standardized mortality ratios (SMRs) and 95% confidence intervals (95% CI) showed overall mortality was significantly lower than expected compared with the U.S. general population (SMR = 82, 95% CI = 79-86)…
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Medical study · Medical research · 1969
Validation of death certificates in asbestos workers
…Validation of death certificates in asbestos workers. The Registrar General has supplied the certified cause of death of 436 past workers in an asbestos factory. An attempt was made to follow up the 301 (69%) deaths…
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Medical study · Medical research · 1998
Shedding of CD44 from PMA-differentiated U-937 cells is enhanced by treatment with mineral particles
…some (TiO2 and amosite) had no effect on this process. These results indicate that shedding enhancement was particle-specific rather than a general consequence of phagocytosis. The ability of the particles to enhance CD44 shedding was…
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Medical study · Medical research · 1989
Relationship of mortality, occupation, and pulmonary diffusing capacity to pleural thickening in the First National Health and Nutrition Examination Survey
…pleural thickening, taking smoking into account. These results suggest that individuals in the general population who have occupational pleural thickening are at risk for some of the health consequences of asbestos work, including lung cancer, even…
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Medical study · Medical research · 1994
Direct-reading instruments for aerosols. A review
…variety of instruments are commercially available and are briefly reviewed. Two general classes of instruments used for industrial hygiene measurements are covered: field instruments and research instruments. The International Symposium on Air Sampling Instrument Performance held…
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Medical study · Medical research · 1987
Malignant mesothelioma in non-asbestos textile workers in Florence
…sex, and year of hospital admission, with residence weighted for the general population of the Province. Both cases and referents (or their next of kin) completed an occupational questionnaire detailing possible occupational exposures. Out of the…