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Degradation of specific aromatic compounds migrating from PEX pipes into drinking water 2015 Department of Environmental Engineering, Technical University of Denmark, Miljoevej, Building 113, 2800 Kgs. Lyngby, Denmark. Electronic address: sury@env.dtu.dk.; Department of Environmental Engineering, Technical University of Denmark, Miljoevej, Buildi
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Water research
Periodical, Abbrev.
Water Res.
Pub Date Free Form
15-Sep
Volume
81
Issue
Start Page
269
Other Pages
278
Notes
CI: Copyright (c) 2015; JID: 0105072; 0 (Drinking Water); 0 (Organic Chemicals); 0 (Water Pollutants, Chemical); 9002-88-4 (Polyethylene); OTO: NOTNLM; 2014/12/29 [received]; 2015/05/24 [revised]; 2015/05/27 [accepted]; 2015/05/29 [aheadofprint]; ppublish
Place of Publication
England
ISSN/ISBN
1879-2448; 0043-1354
Accession Number
PMID: 26074190
Language
eng
SubFile
Journal Article; IM
DOI
10.1016/j.watres.2015.05.054 [doi]
Output Language
Unknown(0)
PMID
26074190
Abstract
Nine specific compounds identified to migrate from polyethylene (PE) and cross-linked polyethylene (PEX) to drinking water were investigated for their degradation in drinking water. Three sample types were studied: field samples (collected at consumer taps), PEX pipe water extractions, and water samples spiked with target compounds. Four compounds were quantified in field samples at concentrations of 0.15-8.0 mug/L. During PEX pipe water extraction 0.42 +/- 0.20 mg NVOC/L was released and five compounds quantified (0.5-6.1 mug/L). The degradation of these compounds was evaluated in PEX-pipe water extractions and spiked samples. 4-ethylphenol was degraded within 22 days. Eight compounds were, however, only partially degradable under abiotic and biotic conditions within the timeframe of the experiments (2-4 weeks). Neither inhibition nor co-metabolism was observed in the presence of acetate or PEX pipe derived NVOC. Furthermore, the degradation in drinking water from four different locations with three different water works was similar. In conclusion, eight out of the nine compounds studied would - if being released from the pipes - reach consumers with only minor concentration decrease during water distribution.
Descriptors
Links
Book Title
Database
Publisher
Elsevier Ltd
Data Source
Authors
Ryssel,S.T., Arvin,E., Lutzhoft,H.C., Olsson,M.E., Prochazkova,Z., Albrechtsen,H.J.
Original/Translated Title
URL
Date of Electronic
20150529
PMCID
Editors
Deficiencies in public understanding about tobacco harm reduction: results from a United States national survey 2015 Department of Community Health and Health Behavior, University at Buffalo, State University of New York, School of Public Health and Health Professions, 3425 Main Street, Buffalo, NY, 14214, USA. mtk8@buffalo.edu.; Department of Community Health and Healt
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Harm reduction journal
Periodical, Abbrev.
Harm Reduct J.
Pub Date Free Form
2-Jul
Volume
12
Issue
Start Page
21
Other Pages
015-0055-0
Notes
LR: 20150707; JID: 101153624; OID: NLM: PMC4487951; 2015/03/13 [received]; 2015/06/25 [accepted]; 2015/07/02 [aheadofprint]; epublish
Place of Publication
England
ISSN/ISBN
1477-7517; 1477-7517
Accession Number
PMID: 26135116
Language
eng
SubFile
Journal Article; Research Support, N.I.H., Extramural; IM
DOI
10.1186/s12954-015-0055-0 [doi]
Output Language
Unknown(0)
PMID
26135116
Abstract
BACKGROUND: Tobacco products differ in their relative health harms. The need for educating consumers about such harms is growing as different tobacco products enter the marketplace and as the FDA moves to regulate and educate the public about different products. However, little is known about the patterns of the public's knowledge of relative harms. METHODS: Data were analyzed from the Health Information National Trends Survey (HINTS) 4 Cycle 2, a population-representative survey of US adults conducted between October 2012 and January 2013 (N = 3630). Participants reported their perceptions of the relative risks of e-cigarettes, smokeless tobacco, and different types of cigarettes compared to "traditional" cigarettes. Relative risk perceptions for each product type, as well as the consistency and accuracy of harm reduction beliefs, were analyzed. RESULTS: About 65% of the respondents accurately reported that no cigarettes were less harmful than any others. Slightly more than half of U.S. adults perceived e-cigarettes to be safer than regular cigarettes, a belief in line with current scientific evidence. By contrast, only 9% of respondents perceived some smokeless tobacco products to be safer, a belief strongly supported by the evidence. Only 3.5% of respondents had patterns of relative risk perceptions in line with current scientific evidence for all three modalities. CONCLUSIONS: The discrepancy between current evidence and public perceptions of relative risk of various tobacco/nicotine products was marked; for most tobacco types, a large proportion of the population held inaccurate harm reduction beliefs. Although there was substantial awareness that no cigarettes were safer than any other cigarettes, there could be benefits from increasing the percentage of the public that appreciates this fact, especially among current smokers. Given the potential benefits of tobacco risk reduction strategies, public health education efforts to increase understanding of basic harm reduction principles are needed to address these misperceptions.
Descriptors
Links
Book Title
Database
Publisher
Data Source
Authors
Kiviniemi,M.T., Kozlowski,L.T.
Original/Translated Title
URL
Date of Electronic
20150702
PMCID
PMC4487951
Editors
Defense of Ovid: annotations on Metamorphoses IV 119-123) 2004 Moog, F.P., Institut für Geschichte und Ethik der Medizin - Universität zu Köln.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Würzburger medizinhistorische Mitteilungen / im Auftrage der Würzburger medizinhistorischen Gesellschaft und in Verbindung mit dem Institut für Geschichte der Medizin der Universität Würzburg
Periodical, Abbrev.
Wurzbg Medizinhist Mitt
Pub Date Free Form
/
Volume
23
Issue
Start Page
7
Other Pages
18
Notes
Place of Publication
ISSN/ISBN
0177-5227
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
The description of Pyramus' suicide in the Metamorphoses has been commented on by many scholars. There has been particular criticism of the comparison between the unfortunate lover's wound, squirting out blood, and a burst water-main. This has been supposed to show yet again how Ovid, in spite of his undoubtedly great talent, is capable of ruining a story by exaggeration. Nevertheless, a medical look at his wording leads to quite a different judgement. In his simile of the burst water-main Ovid obviously had in mind the haemorrhage from a damaged femoral artery, which can shoot blood to a considerable distance, sometimes over several yards. Only in this way can the fruits of the mulberry tree, hanging high over the wounded Pyramus, be moistened with blood and painted dark. This is, after all, the metamorphosis which justifies the inclusion of the story in the whole corpus. As it is possible for a person fatally wounded in this way to survive for some hours, the poet has to guarantee that Pyramus dies within minutes of turning his sword against himself. Only so can Thisbe, returning quickly, confess her love for Pyramus in such a heartfelt way and follow him at once. The haemorrhage from a femoral artery my indeed kill a person within a few minutes. Therefore Ovid's description is neither gruesome nor tasteless but simply natural and dramatically conclusive. The comparison with the water-main is one which would easily have occurred to the poet. From Ovid' point of view and that of his contemporaries, who had no knowledge of the circulation of the blood, no better comparison can be imagined than that between the blood vessels of the human body and urban water-pipes, a technical achievement of which the Romans were particularly proud.
Descriptors
article, bleeding, circulation, femoral artery, history, human, injury, Italy, literature
Links
Book Title
Eine lanze für Ovid - Anmerkungen zu 'Metamorphosen' IV 119-124.
Database
MEDLINE
Publisher
Data Source
Embase
Authors
Moog,F. P.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Decreased respiratory symptoms in cannabis users who vaporize 2007 Earleywine, M., Department of Psychology, University at Albany, State University of New York, Albany, NY 12222, United States
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Harm Reduction Journal
Periodical, Abbrev.
Harm Reduct.J.
Pub Date Free Form
2007/04
Volume
4
Issue
Start Page
Other Pages
Notes
Place of Publication
ISSN/ISBN
1477-7517
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
Cannabis smoking can create respiratory problems. Vaporizers heat cannabis to release active cannabinoids, but remain cool enough to avoid the smoke and toxins associated with combustion. Vaporized cannabis should create fewer respiratory symptoms than smoked cannabis. We examined self-reported respiratory symptoms in participants who ranged in cigarette and cannabis use. Data from a large Internet sample revealed that the use of a vaporizer predicted fewer respiratory symptoms even when age, sex, cigarette smoking, and amount of cannabis used were taken into account. Age, sex, cigarettes, and amount of cannabis also had significant effects. The number of cigarettes smoked and amount of cannabis used interacted to create worse respiratory problems. A significant interaction revealed that the impact of a vaporizer was larger as the amount of cannabis used increased. These data suggest that the safety of cannabis can increase with the use of a vaporizer. Regular users of joints, blunts, pipes, and water pipes might decrease respiratory symptoms by switching to a vaporizer. © 2007 Earleywine and Barnwell; licensee BioMed Central Ltd.
Descriptors
cannabis, adult, age distribution, aged, article, cannabis smoking, chi square test, smoking, controlled study, drug delivery system, drug safety, female, human, Internet, logistic regression analysis, major clinical study, male, prediction, respiratory tract disease, self report, sex ratio, vaporizer
Links
Book Title
Database
Embase
Publisher
Data Source
Embase
Authors
Earleywine,M., Barnwell,S. S.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Decreased Ebola Transmission after Rapid Response to Outbreaks in Remote Areas, Liberia, 2014 2015
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Emerging infectious diseases
Periodical, Abbrev.
Emerg.Infect.Dis.
Pub Date Free Form
Oct
Volume
21
Issue
10
Start Page
1800
Other Pages
1807
Notes
LR: 20151006; JID: 9508155; OID: NLM: PMC4593457; OTO: NOTNLM; ppublish
Place of Publication
United States
ISSN/ISBN
1080-6059; 1080-6040
Accession Number
PMID: 26402477
Language
eng
SubFile
Journal Article; Research Support, U.S. Gov't, Non-P.H.S.; IM
DOI
10.3201/eid2110.150912 [doi]
Output Language
Unknown(0)
PMID
26402477
Abstract
We measured the reproduction number before and after interventions were implemented to reduce Ebola transmission in 9 outbreaks in Liberia during 2014. We evaluated risk factors for secondary cases and the association between patient admission to an Ebola treatment unit (ETU) and survival. The reproduction number declined 94% from 1.7 (95% CI 1.1-2.6) to 0.1 (95% CI 0.02-0.6) after interventions began. The risk for secondary infections was 90% lower for patients admitted to an ETU (risk ratio 0.1, 95% CI 0.04-0.3) than for those who died in the community. The case-fatality rate was 68% (95% CI 60-74), and ETU admission was associated with a 50% reduction in death (hazard ratio 0.5, 95% CI 0.4-0.8). Isolation and treatment of Ebola patients had the dual benefit of interrupting community transmission and improving survival.
Descriptors
Links
Book Title
Database
Publisher
Data Source
Authors
Lindblade,K.A., Kateh,F., Nagbe,T.K., Neatherlin,J.C., Pillai,S.K., Attfield,K.R., Dweh,E., Barradas,D.T., Williams,S.G., Blackley,D.J., Kirking,H.L., Patel,M.R., Dea,M., Massoudi,M.S., Wannemuehler,K., Barskey,A.E., Zarecki,S.L., Fomba,M., Grube,S., Belcher,L., Broyles,L.N., Maxwell,T.N., Hagan,J.E., Yeoman,K., Westercamp,M., Forrester,J., Mott,J., Mahoney,F., Slutsker,L., DeCock,K.M., Nyenswah,T.
Original/Translated Title
URL
Date of Electronic
PMCID
PMC4593457
Editors
DECOY: Documenting Experiences with Cigarettes and Other Tobacco in Young Adults 2016 Department of Behavioral Sciences and Health Education, Rollins School of Public Health, Emory University, Atlanta, GA, USA. cjberg@emory.edu.; Department of Behavioral Sciences and Health Education, Rollins School of Public Health, Emory University, Atla
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
American Journal of Health Behavior
Periodical, Abbrev.
Am.J.Health Behav.
Pub Date Free Form
May
Volume
40
Issue
3
Start Page
310
Other Pages
321
Notes
LR: 20160612; GR: R01 CA179422/CA/NCI NIH HHS/United States; JID: 9602338; NIHMS792145; OID: NLM: NIHMS792145; OID: NLM: PMC4903022; ppublish
Place of Publication
United States
ISSN/ISBN
1945-7359; 1087-3244
Accession Number
PMID: 27103410
Language
eng
SubFile
Journal Article; IM
DOI
10.5993/AJHB.40.3.3 [doi]
Output Language
Unknown(0)
PMID
27103410
Abstract
OBJECTIVES: We examined psychographic characteristics associated with tobacco use among Project DECOY participants. METHODS: Project DECOY is a 2-year longitudinal mixed-methods study examining risk for tobacco use among 3418 young adults across 7 Georgia colleges/universities. Baseline measures included sociodemographics, tobacco use, and psychographics using the Values, Attitudes, and Lifestyle Scale. Bivariate and multivariable analyses were conducted to identify correlates of tobacco use. RESULTS: Past 30-day use prevalence was: 13.3% cigarettes; 11.3% little cigars/cigarillos (LCCs); 3.6% smokeless tobacco; 10.9% e-cigarettes; and 12.2% hookah. Controlling for sociodemographics, correlates of cigarette use included greater novelty seeking (p
Descriptors
Links
Book Title
Database
Publisher
Data Source
Authors
Berg,C.J., Haardorfer,R., Lewis,M., Getachew,B., Lloyd,S.A., Thomas,S.F., Lanier,A., Trepanier,K., Johnston,T., Grimsley,L., Foster,B., Benson,S., Smith,A., Barr,D.B., Windle,M.
Original/Translated Title
URL
Date of Electronic
PMCID
PMC4903022
Editors
Decompression sickness in breath-hold diving, and its probable connection to the growth and dissolution of small arterial gas emboli 2015 Department of Chemistry, the Guelph-Waterloo Centre for Graduate Work in Chemistry and the Guelph-Waterloo Physics Institute University of Guelph, Guelph, Ontario N1G 2W1, Canada. Electronic address: sgoldman@uoguelph.ca.; Department of Chemistry, the Gue
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Mathematical biosciences
Periodical, Abbrev.
Math.Biosci.
Pub Date Free Form
Apr
Volume
262
Issue
Start Page
1
Other Pages
9
Notes
CI: Copyright (c) 2015; JID: 0103146; OTO: NOTNLM; 2014/10/28 [received]; 2015/01/05 [accepted]; 2015/01/15 [aheadofprint]; ppublish
Place of Publication
United States
ISSN/ISBN
1879-3134; 0025-5564
Accession Number
PMID: 25598211
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
10.1016/j.mbs.2015.01.001 [doi]
Output Language
Unknown(0)
PMID
25598211
Abstract
We solved the Laplace equation for the radius of an arterial gas embolism (AGE), during and after breath-hold diving. We used a simple three-region diffusion model for the AGE, and applied our results to two types of breath-hold dives: single, very deep competitive-level dives and repetitive shallower breath-hold dives similar to those carried out by indigenous commercial pearl divers in the South Pacific. Because of the effect of surface tension, AGEs tend to dissolve in arterial blood when arteries remote from supersaturated tissue. However if, before fully dissolving, they reach the capillary beds that perfuse the brain and the inner ear, they may become inflated with inert gas that is transferred into them from these contiguous temporarily supersaturated tissues. By using simple kinetic models of cerebral and inner ear tissue, the nitrogen tissue partial pressures during and after the dive(s) were determined. These were used to theoretically calculate AGE growth and dissolution curves for AGEs lodged in capillaries of the brain and inner ear. From these curves it was found that both cerebral and inner ear decompression sickness are expected to occur occasionally in single competitive-level dives. It was also determined from these curves that for the commercial repetitive dives considered, the duration of the surface interval (the time interval separating individual repetitive dives from one another) was a key determinant, as to whether inner ear and/or cerebral decompression sickness arose. Our predictions both for single competitive-level and repetitive commercial breath-hold diving were consistent with what is known about the incidence of cerebral and inner ear decompression sickness in these forms of diving.
Descriptors
Links
Book Title
Database
Publisher
Elsevier Inc
Data Source
Authors
Goldman,S., Solano-Altamirano,J.M.
Original/Translated Title
URL
Date of Electronic
20150115
PMCID
Editors
Decompression sickness and arterial gas embolism in sports scuba divers 1989 Department of Anaesthesia, University of Adelaide, Australia.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Sports medicine (Auckland, N.Z.)
Periodical, Abbrev.
Sports Med.
Pub Date Free Form
Jul
Volume
8
Issue
1
Start Page
32
Other Pages
42
Notes
LR: 20041117; JID: 8412297; RF: 57; OID: NASA: 89388040; ppublish
Place of Publication
NEW ZEALAND
ISSN/ISBN
0112-1642; 0112-1642
Accession Number
PMID: 2675253
Language
eng
SubFile
Journal Article; Review; IM; S
DOI
Output Language
Unknown(0)
PMID
2675253
Abstract
Diving underwater with breathing apparatus is an increasingly popular sport. Consequently, the number of diving-related accidents, including both decompression sickness and arterial gas embolism, have increased. Though both involve bubbles, decompression sickness is a disease which involves gas bubbles forming in tissues and venous blood, while arterial gas embolism results from the introduction of gas bubbles directly into the arterial circulation. Although the pathologies and natural histories of decompression sickness and arterial gas embolism are different, the treatment of these conditions is essentially the same. Compression in a recompression chamber is the definitive treatment of both decompression sickness and arterial gas embolism, and any delay before treatment must be minimised if a good outcome is desired.
Descriptors
Arteries, Decompression Sickness/etiology, Diving, Embolism, Air/etiology, Humans
Links
Book Title
Database
Publisher
Data Source
Authors
Gorman,D. F.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Decomposition and nitrogen dynamics of (15)N-labeled leaf, root, and twig litter in temperate coniferous forests 2013 Department of Forest Ecosystems and Society, Oregon State University, 321 Richardson Hall, Corvallis, OR, 97331, USA, tiff.vanhuysen@gmail.com.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Oecologia
Periodical, Abbrev.
Oecologia
Pub Date Free Form
Dec
Volume
173
Issue
4
Start Page
1563
Other Pages
1573
Notes
JID: 0150372; 0 (Nitrogen Isotopes); 0 (Soil); N762921K75 (Nitrogen); 2012/07/02 [received]; 2013/06/06 [accepted]; 2013/07/25 [aheadofprint]; ppublish
Place of Publication
Germany
ISSN/ISBN
1432-1939; 0029-8549
Accession Number
PMID: 23884664
Language
eng
SubFile
Journal Article; Research Support, U.S. Gov't, Non-P.H.S.; IM
DOI
10.1007/s00442-013-2706-8 [doi]
Output Language
Unknown(0)
PMID
23884664
Abstract
Litter nutrient dynamics contribute significantly to biogeochemical cycling in forest ecosystems. We examined how site environment and initial substrate quality influence decomposition and nitrogen (N) dynamics of multiple litter types. A 2.5-year decomposition study was installed in the Oregon Coast Range and West Cascades using (15)N-labeled litter from Acer macrophyllum, Picea sitchensis, and Pseudotsuga menziesii. Mass loss for leaf litter was similar between the two sites, while root and twig litter exhibited greater mass loss in the Coast Range. Mass loss was greatest from leaves and roots, and species differences in mass loss were more prominent in the Coast Range. All litter types and species mineralized N early in the decomposition process; only A. macrophyllum leaves exhibited a net N immobilization phase. There were no site differences with respect to litter N dynamics despite differences in site N availability, and litter N mineralization patterns were species-specific. For multiple litter x species combinations, the difference between gross and net N mineralization was significant, and gross mineralization was 7-20 % greater than net mineralization. The mineralization results suggest that initial litter chemistry may be an important driver of litter N dynamics. Our study demonstrates that greater amounts of N are cycling through these systems than may be quantified by only measuring net mineralization and challenges current leaf-based biogeochemical theory regarding patterns of N immobilization and mineralization.
Descriptors
Links
Book Title
Database
Publisher
Data Source
Authors
van Huysen,T.L., Harmon,M.E., Perakis,S.S., Chen,H.
Original/Translated Title
URL
Date of Electronic
20130725
PMCID
Editors
Deaths in swine by a lightning strike in the sty 1991 Appel, G., Tierärztlichen Ambulanz Schwarzenbek, Fachbereich Veterinärmedizin der Freien Universität Berlin.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
DTW.Deutsche tierärztliche Wochenschrift
Periodical, Abbrev.
DTW.Dtsch.Tierarztl.Wochenschr.
Pub Date Free Form
/
Volume
98
Issue
5
Start Page
187
Other Pages
190
Notes
Place of Publication
ISSN/ISBN
0341-6593
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
It is reported on deaths of pigs due to lightning stroke in the barn. During a severe thunder storm 11 clinically healthy pigs with an average weight of approx. 22 kg died simultaneously and suddenly in the barn. The animals were kept on a floor of metal slats. The pens were separated by metal bars. A water pipe leading into the barn from outside had contact to the bars. Two pigs were submitted for an examination approx. three hours post mortem. The macroscopic and microscopic necropsy findings are described.
Descriptors
metal, animal, animal disease, animal housing, article, electric injury, injury, male, mortality, pathology, sudden death, pig
Links
Book Title
Todesfälle bei Schweinen durch Blitzschlag im Stall.
Database
MEDLINE
Publisher
Data Source
Embase
Authors
Appel,G.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors