20 results for “Reaction Department”
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Court case · Louisiana Supreme Court · January 28, 2003 · in the opinion
Bonnette v. Conoco, Inc. (2003)
Pier explained that plaintiffs' theory is based on the "no threshold dose response model" utilized by the United States Department of Labor's Occupational Safety and Health Administration (OSHA), which indicates that there is no level…
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Medical study · Medical research · 2006
Mineral-fluid interaction in the lungs: insights from reaction-path modeling
…from previous work described in the literature. Modeling of reaction paths in both closed and open systems confirms previous suggestions that chrysotile dissolves faster than tremolite in lung fluid, which offers an explanation for the apparent…
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Medical study · Medical research · 2004
Chestnut bur-shaped aggregates of chrysotile particles enable inoculation of Escherichia coli cells with plasmid DNA
…and chrysotile particles was exposed to agar using stirring apparatus, which allowed a constant vertical reaction force to be applied to the surface of the gel. Fluorescence microscopy was then used to illustrate the adsorption of…
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Medical study · Medical research · 2004
Re: Controlled use of asbestos
…which were not published, reported fibrotic lesions or lung damage; in 1966 the Coalinga sample produced the most severe reaction. The authors stated that UCC consultants misrepresented Pinkerton's data. Their review of King City mine…
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Medical study · Medical research · 2008
Detection of chrysotile asbestos by using a chrysotile-binding protein
…m' elsewhere. In rockwool mixed with chrysotile, the bound protein was released from the washed sample and then reacted: a one-minute color reaction detected 1% chrysotile, and a 30-minute incubation detected 0.1%. The…
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Medical study · Medical research · 2000
Phospholipase A2-mediated superoxide production of murine peritoneal macrophages induced by chrysotile stimulation
…induced O(2) production, and (2) two different kinds of PLA(2) work upstream and downstream of PKC, but (3) G-protein, 5-LO and COX metabolites, and PAF have no modulatory role in the reaction.
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Medical study · Medical research · 2008
Magnesium hydroxide extracted from a magnesium-rich mineral for CO2 sequestration in a gas-solid system
Magnesium hydroxide extracted from magnesium-bearing minerals is considered a promising agent for binding CO2 as a carbonate mineral in a gas-solid reaction. An efficient extraction route consisting of hydrothermal treatment on serpentine in HCl…
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Medical study · Medical research · 2009
A novel decomposition technique of friable asbestos by CHClF2-decomposed acidic gas
…for 30 min, respectively, by CHClF(2)-decomposed acidic gas. The observation of the reaction products by phase-contrast microscopy (PCM) and scanning electron microscopy (SEM) confirmed that the resulting products did not contain any asbestos.
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Medical study · Medical research · 2007
Change of heme oxygenase-1 expression in lung injury induced by chrysotile asbestos in vivo and in vitro
…and 6 mo of recovery time. The expression of HO-1 was observed by Western blot analysis, reverse-transcription polymerase chain reaction, and immunostaining. Protein levels of HO-1 increased at from 3 days to 6…
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Medical study · Medical research · 2008
In situ ESEM study of the thermal decomposition of chrysotile asbestos in view of safe recycling of the transformation product
…in cement-asbestos. It was found that the reaction kinetics of thermal transformation of chrysotile was highly slowed down in the presence of water vapor in the experimental chamber with respect to He. This was explained…
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Medical study · Medical research · 2007
Asbestos-induced peribronchiolar cell proliferation and cytokine production are attenuated in lungs of protein kinase C-delta knockout mice
…decreased in PKCdelta-/- mice. At 9 days, microarray and quantitative reverse transcriptase-polymerase chain reaction analysis of lung tissues revealed increased mRNA levels of the profibrotic cytokine, IL-4, in asbestos-exposed wild-type mice but…
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Medical study · Medical research · 2009
Asbestos health hazard: a spectroscopic study of synthetic geoinspired Fe-doped chrysotile
…the Fe doping extent. Geoinspired synthetic chrysotile at different Fe doping extents has been obtained as unique phase by hydrothermal reaction in the presence or not of metallic Fe in the synthetic environment. The results highlight…
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Medical study · Medical research · 2005
Potential toxicity of nonregulated asbestiform minerals: balangeroite from the western Alps. Part 3: Depletion of antioxidant defenses
…crocidolite incubation. This effect was not related to any increased content of oxidized glutathione, or to any enhanced efflux of glutathione, suggesting that balangeroite fibers, like crocidolite, might favor the reaction of GSH with other molecules.
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Medical study · Medical research · 2008
Plasmid DNA is released from nanosized acicular material surface by low molecular weight oligonucleotides: exogenous plasmid acquisition mechanism for penetration intermediates based on the Yoshida effect
…2 microg/mg. To investigate whether pUC18 adsorbed on chrysotile is replicated by polymerase, polymerase chain reaction (PCR) was carried out with the chrysotile. Amplification of the beta-lactamase gene coded in pUC18, which was adsorbed…
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Medical study · Medical research · 2000
In vitro cleavage by asbestos fibers of the fifth component of human complement through free-radical generation and kallikrein activation
…role in inflammatory reactions characteristic of asbestosis through mechanisms involving iron ions, hydroxyl radicals, and oxidized C5-ike fragments. The ferrous ions present at the asbestos fiber surface trigger this activation and catalyze, via Fenton reaction…
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Medical study · Medical research · 2005
Comparison of Calidria chrysotile asbestos to pure tremolite: final results of the inhalation biopersistence and histopathology examination following short-term exposure
…L > 20 microm), histopathological examination revealed no evidence of any inflammatory reaction either after the cessation of the last exposure or at any time during the subsequent 12-mo period. This is in marked contrast…
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Court case · California Court of Appeal · November 29, 2007 · in the opinion
Bakkie v. Union Carbide Corporation (2007)
…You mix them together. That starts the curing. That starts the chemical reaction for it to solidify. And we know that Mr. Bakkie was around the nitrogen gas that topped off the barrels of OPM because…
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Medical study · Medical research · 2004
H2-rich fluids from serpentinization: geochemical and biotic implications
…or health outcomes were studied. Chrysotile was treated only as a mineral: as a component in the modeled reactions and as a form of serpentine that grows in rock pore space. The calculations assumed a fluid…
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Medical study · Medical research · 2003
Evaluation of the catalytic activity of lipases immobilized on chrysotile for esterification
…the Mucor javanicus preparation gave yields of 82%, 80%, 25% and 24% over four uses. The authors concluded that chrysotile with adsorbed lipases is a very attractive and viable alternative for enzyme reactions in organic solvents.
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Court case · California Court of Appeal · December 14, 2006 · in the opinion
Quarles v. Advocate Mines Limited (2006)
…something beyond asbestosis, and with asbestosis, you see scarring not seen with the other forms. With the scarring and other complications of asbestos, particularly pleural reactions, come a greater risk of developing cancer. Also, while age…