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Multilayered epithelium at the gastroesophageal junction is a marker of gastroesophageal reflux disease: data from a prospective Central European multicenter study (histoGERD trial) 2014 Institute of Pathology, Medical University of Graz, Auenbruggerplatz 25, 8036, Graz, Austria, cord.langner@medunigraz.at.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Virchows Archiv : an international journal of pathology
Periodical, Abbrev.
Virchows Arch.
Pub Date Free Form
Apr
Volume
464
Issue
4
Start Page
409
Other Pages
417
Notes
JID: 9423843; 2013/11/05 [received]; 2014/01/27 [accepted]; 2014/01/10 [revised]; 2014/02/18 [aheadofprint]; ppublish
Place of Publication
Germany
ISSN/ISBN
1432-2307; 0945-6317
Accession Number
PMID: 24535701
Language
eng
SubFile
Journal Article; Multicenter Study; IM
DOI
10.1007/s00428-014-1550-5 [doi]
Output Language
Unknown(0)
PMID
24535701
Abstract
Multilayered epithelium is defined as hybrid epithelium with characteristics of both squamous and columnar epithelia. Our aim was to evaluate the clinicopathological significance of the lesion by relating its presence to various histological and clinical and/or endoscopic features indicating gastroesophageal reflux disease (GERD). A total of 1,071 individuals participated in a prospective cross-sectional study (576 females and 495 males; median age 53 years). Biopsy material was systematically sampled from the gastroesophageal junction. The histological diagnosis of esophagitis was made according to the Esohisto consensus guidelines. The endoscopic diagnosis of esophagitis was made according to the modified Los Angeles classification and the diagnosis of Barrett's esophagus according to Prague's C & M criteria, respectively. Multilayered epithelium was identified in 103 (9.6 %) individuals, frequently within or adjacent to the ducts of esophageal glands. Its presence was associated with increasing age (p
Descriptors
Links
Book Title
Database
Publisher
Data Source
Authors
Langner,C., Wolf,E.M., Plieschnegger,W., Geppert,M., Wigginghaus,B., Hoss,G.M., Eherer,A., Schneider,N.I., Rehak,P., Vieth,M.
Original/Translated Title
URL
Date of Electronic
20140218
PMCID
Editors
Patterns and correlates of polytobacco use in the United States over a decade: NSDUH 2002-2011 2014 Department of Health Behavior, Roswell Park Cancer Institute, Elm and Carlton Street, Buffalo, NY 14263, USA. Electronic address: brian.fix@roswellpark.org.; Department of Health Behavior, Roswell Park Cancer Institute, Elm and Carlton Street, Buffalo, NY
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Addictive Behaviors
Periodical, Abbrev.
Addict.Behav.
Pub Date Free Form
Apr
Volume
39
Issue
4
Start Page
768
Other Pages
781
Notes
LR: 20150515; CI: Copyright (c) 2013; GR: HHSN271201100027C/DA/NIDA NIH HHS/United States; GR: HHSN271201100027C/PHS HHS/United States; GR: P30 CA016056/CA/NCI NIH HHS/United States; JID: 7603486; NIHMS559604; OID: NLM: NIHMS559604; OID: NLM: PMC3984759;
Place of Publication
England
ISSN/ISBN
1873-6327; 0306-4603
Accession Number
PMID: 24457900
Language
eng
SubFile
Journal Article; Research Support, N.I.H., Extramural; IM
DOI
10.1016/j.addbeh.2013.12.015 [doi]
Output Language
Unknown(0)
PMID
24457900
Abstract
BACKGROUND: Few studies have examined the patterns and correlates of polytobacco use among a large, nationally representative population over an extended period of time. METHODS: This study examined 10years of data from the National Survey on Drug Use and Health (NSDUH) to establish time trends and correlates for exclusive and mixed use of cigarettes, smokeless tobacco (SLT), cigars, and pipes. RESULTS: Results show that rates of polytobacco use were essentially unchanged from 2002 to 2011 (8.7% to 7.4%), though some product combinations, including cigarettes and SLT, cigars and SLT, and use of more than two products have increased. In tobacco users under age 26, the proportion of polytobacco use increased, even as overall tobacco use declined. The factors associated with polytobacco use among tobacco users included sex, income, education, risk taking/seeking behaviors, and outward indicators of 'risk-liability'. CONCLUSIONS: Findings provide a snapshot of trends of single and polytobacco product use as well as trends in combinations of product use. Longitudinal studies are needed to examine the sequence of individual patterns of tobacco product use and to identify whether polytobacco use results in greater nicotine dependence, increased exposure to harmful and potentially harmful constituents and/or greater risk of tobacco related disease.
Descriptors
Links
Book Title
Database
Publisher
Elsevier Ltd
Data Source
Authors
Fix,B.V., O'Connor,R.J., Vogl,L., Smith,D., Bansal-Travers,M., Conway,K.P., Ambrose,B., Yang,L., Hyland,A.
Original/Translated Title
URL
Date of Electronic
20131229
PMCID
PMC3984759
Editors
Worldwide research productivity in the field of electronic cigarette: a bibliometric analysis 2014 Poison Control and Drug Information Center (PCDIC), College of Medicine and Health Sciences, An-Najah National University, Nablus, Palestine. saedzyoud@yahoo.com.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
BMC public health
Periodical, Abbrev.
BMC Public Health
Pub Date Free Form
30-Jun
Volume
14
Issue
Start Page
667
Other Pages
2458-14-667
Notes
LR: 20150805; JID: 100968562; OID: NLM: PMC4089552; 2013/12/06 [received]; 2014/06/25 [accepted]; 2014/06/30 [aheadofprint]; epublish
Place of Publication
England
ISSN/ISBN
1471-2458; 1471-2458
Accession Number
PMID: 24975597
Language
eng
SubFile
Journal Article; IM
DOI
10.1186/1471-2458-14-667 [doi]
Output Language
Unknown(0)
PMID
24975597
Abstract
BACKGROUND: Electronic cigarette (EC) is an emerging phenomenon that is becoming increasingly popular with smokers worldwide. There is a lack of data concerning the evaluation of research productivity in the field of EC originating from the world. The main objectives of this study were to analyse worldwide research output in EC field, and to examine the authorship pattern and the citations retrieved from the Scopus database. METHODS: Data were searched for documents with specific words regarding EC as "keywords" in the title. Scientific output was evaluated based on the methodology developed and used in other bibliometric studies by investigation: (a) total and trends of contributions in EC research during all previous years up to the date of data analysis (June 13, 2014); (b) authorship patterns and research productivity; (c) countries contribution; and (d) citations received by the publications. RESULTS: Three hundred and fifty-six documents were retrieved comprising 31.5% original journal articles, 16% letters to the editor, 7.9% review articles, and 44.6% documents that were classified as other types of publications, such as notes or editorials or opinions. The retrieved documents were published in 162 peer-reviewed journals. All retrieved documents were published from 27 countries. the largest number of publications in the field of EC was from the United States of America (USA); (33.7%), followed by the United Kingdom (UK); (11.5%), and Italy (8.1%). The total number of citations at the time of data analysis was 2.277, with an average of 6.4 citations per document and median (interquartile range) of 0.0 (0.0-5.0). The h-index of the retrieved documents was 27. The most productive institutions were Food and Drug Administration, USA (4.2% of total publications) followed by Universita degli Studi di Catania, Italy (3.9%), University of California, San Francisco, USA (3.7%). CONCLUSIONS: This bibliometric study is a testament to the progress in EC research from the world over the last few years. More effort is needed to bridge the gap in EC-based research and to promote better evaluation of EC, risks, health effects, or control services worldwide.
Descriptors
Links
Book Title
Database
Publisher
Data Source
Authors
Zyoud,S.H., Al-Jabi,S.W., Sweileh,W.M.
Original/Translated Title
URL
Date of Electronic
20140630
PMCID
PMC4089552
Editors
A multiyear assessment of hookah use prevalence among Florida high school students 2014 Department of Behavioral Science and Community Health, College of Public Health and Health Professions, University of Florida, Gainesville, FL;
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco
Periodical, Abbrev.
Nicotine Tob.Res.
Pub Date Free Form
Mar
Volume
16
Issue
3
Start Page
373
Other Pages
377
Notes
JID: 9815751; 2013/12/17 [aheadofprint]; ppublish
Place of Publication
England
ISSN/ISBN
1469-994X; 1462-2203
Accession Number
PMID: 24346322
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
10.1093/ntr/ntt188 [doi]
Output Language
Unknown(0)
PMID
24346322
Abstract
INTRODUCTION: The purpose of this study was to assess the prevalence of hookah use among Florida high school students over time. Alternative tobacco products, including hookah, pose a public health threat to tobacco prevention efforts, especially among adolescents. METHODS: Florida Youth Tobacco Survey data, representing all public high school students in the state, were analyzed to assess the prevalence of lifetime and current hookah use and were compared by demographic groups. Multiple years of data (2007-2012) were examined to assess changes over time. RESULTS: During the past 6 years, there was an increase in lifetime hookah use among Florida high school students. While males remained at a higher rate overall, female adolescents increased at a faster rate. Hispanic and non-Hispanic White respondents reported increased trends as well. Current use trends did not change over 4 years, remaining at about 8%. CONCLUSIONS: Hookah is a new tobacco product in the United States that appears attractive to youth, with dramatic increases among the state population. While cigarette use among youth is declining in Florida, the increasing uptake of alternative tobacco products may lessen the overall public health gains for tobacco use. There is a need for continued monitoring of hookah use among the adolescent population, for both prevention and cessation efforts as well as policy interventions to address this emerging trend.
Descriptors
Links
Book Title
Database
Publisher
Data Source
Authors
Barnett,T.E., Forrest,J.R., Porter,L., Curbow,B.A.
Original/Translated Title
URL
Date of Electronic
20131217
PMCID
Editors
Teen use of flavored tobacco products in new york city 2014 Bureau of Chronic Disease Prevention and Tobacco Control, New York City Department of Health and Mental Hygiene, Queens, NY sfarley@health.nyc.gov.; Bureau of Chronic Disease Prevention and Tobacco Control, New York City Department of Health and Mental Hy
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco
Periodical, Abbrev.
Nicotine Tob.Res.
Pub Date Free Form
Nov
Volume
16
Issue
11
Start Page
1518
Other Pages
1521
Notes
CI: Published by Oxford University Press on behalf of the Society for Research on Nicotine and Tobacco 2014; JID: 9815751; 0 (Flavoring Agents); 1490-04-6 (Menthol); 2014/07/31 [aheadofprint]; ppublish
Place of Publication
England
ISSN/ISBN
1469-994X; 1462-2203
Accession Number
PMID: 25082831
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
10.1093/ntr/ntu126 [doi]
Output Language
Unknown(0)
PMID
25082831
Abstract
INTRODUCTION: Teen use of flavored tobacco products is a concern. Menthol cigarettes have been found to influence teen smoking; however, less is known about the association between teen use of other flavored tobacco products, such as cigars and dip, and cigarette smoking. METHODS: The New York City 2010 Special Communities Putting Prevention to Work Youth Risk Behavior Survey data (N = 1,800 aged 13-17 years) were analyzed to examine the association between ever trying flavored tobacco products and current smoking, after we adjusted for demographics and ever-use of menthol cigarettes. RESULTS: Twenty percent of teens reported ever trying flavored tobacco products; youth who were current smokers (58%) were more likely to have tried flavored tobacco products than youth who were not current smokers (16%). Controlling for menthol cigarette use, teens who had ever tried flavored tobacco products were nearly 3 times more likely to be current smokers than those who had never tried flavored tobacco products (odds ratio = 2.70, 95% confidence interval = 1.47-4.98). CONCLUSIONS: Ever trying flavored tobacco products was strongly associated with current smoking among teens. The findings from this study suggest that regulations prohibiting sales of flavored tobacco products could decrease youth smoking.
Descriptors
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Database
Publisher
. This work is written by (a) US Government employee(s) and is in the public domain in the US
Data Source
Authors
Farley,S.M., Seoh,H., Sacks,R., Johns,M.
Original/Translated Title
URL
Date of Electronic
20140731
PMCID
Editors
Efficacy of a Web-based computer-tailored smoking prevention intervention for Dutch adolescents: randomized controlled trial 2014 sdejosselindejong@trimbos.nl.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Journal of medical Internet research
Periodical, Abbrev.
J.Med.Internet Res.
Pub Date Free Form
21-Mar
Volume
16
Issue
3
Start Page
e82
Other Pages
Notes
LR: 20151119; ISRCTN/ISRCTN77864351; JID: 100959882; OID: NLM: PMC3978560; OTO: NOTNLM; 2012/12/04 [received]; 2014/02/19 [accepted]; 2014/01/29 [revised]; epublish
Place of Publication
Canada
ISSN/ISBN
1438-8871; 1438-8871
Accession Number
PMID: 24657434
Language
eng
SubFile
Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't; IM
DOI
10.2196/jmir.2469 [doi]
Output Language
Unknown(0)
PMID
24657434
Abstract
BACKGROUND: Preventing smoking initiation among adolescents is crucial to reducing tobacco-caused death and disease. This study focuses on the effectiveness of a Web-based computer-tailored smoking prevention intervention aimed at adolescents. OBJECTIVE: The intent of the study was to describe the intervention characteristics and to show the effectiveness and results of a randomized controlled trial. We hypothesized that the intervention would prevent smoking initiation among Dutch secondary school students aged 10-20 years and would have the largest smoking prevention effect among the age cohort of 14-16 years, as smoking uptake in that period is highest. METHODS: The intervention consisted of a questionnaire and fully automated computer-tailored feedback on intention to start smoking and motivational determinants. A total of 89 secondary schools were recruited via postal mail and randomized into either the computer-tailored intervention condition or the control condition. Participants had to complete a Web-based questionnaire at baseline and at 6-month follow-up. Data on smoking initiation were collected from 897 students from these schools. To identify intervention effects, multilevel logistic regression analyses were conducted using multiple imputation. RESULTS: Smoking initiation among students aged 10-20 years was borderline significantly lower in the experimental condition as compared to the control condition 6 months after baseline (OR 0.25, 95% CI 0.05-1.21, P=.09). Additional analyses of the data for the 14-16 year age group showed a significant effect, with 11.5% (24/209) of the students in the control condition reporting initiation compared to 5.7% (10/176) in the experimental condition (OR 0.22, 95% CI 0.05-1.02, P=.05). No moderation effects were found regarding gender and educational level. CONCLUSIONS: The findings of this study suggest that computer-tailored smoking prevention programs are a promising way of preventing smoking initiation among adolescents for at least 6 months, in particular among the age cohort of 14-16 years. Further research is needed to focus on long-term effects. TRIAL REGISTRATION: International Standard Randomized Controlled Trial Number (ISRCTN): 77864351; http://www.controlled-trials.com/ISRCTN77864351 (Archived by WebCite at http://www.webcitation.org/6BSLKSTm5).
Descriptors
Links
Book Title
Database
Publisher
Data Source
Authors
de Josselin de Jong,S., Candel,M., Segaar,D., Cremers,H.P., de Vries,H.
Original/Translated Title
URL
Date of Electronic
20140321
PMCID
PMC3978560
Editors
Personal exposure of primary school children to BTEX, NO(2) and ozone in Eskisehir, Turkey: relationship with indoor/outdoor concentrations and risk assessment 2014 Anadolu University, Faculty of Engineering, Department of Environmental Engineering, 26555 Eskisehir, Turkey. Electronic address: gulcindemirel7@hotmail.com.; Anadolu University, Faculty of Engineering, Department of Environmental Engineering, 26555 Eskis
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
The Science of the total environment
Periodical, Abbrev.
Sci.Total Environ.
Pub Date Free Form
1-Mar
Volume
473-474
Issue
Start Page
537
Other Pages
548
Notes
CI: Copyright (c) 2013; JID: 0330500; 0 (Air Pollutants); 0 (Xylenes); 3FPU23BG52 (Toluene); 66H7ZZK23N (Ozone); J64922108F (Benzene); S7G510RUBH (Nitrogen Dioxide); OTO: NOTNLM; 2013/11/11 [received]; 2013/12/08 [accepted]; 2014/01/03 [aheadofprint]; ppu
Place of Publication
Netherlands
ISSN/ISBN
1879-1026; 0048-9697
Accession Number
PMID: 24388904
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
10.1016/j.scitotenv.2013.12.034 [doi]
Output Language
Unknown(0)
PMID
24388904
Abstract
Personal exposures of 65 primary school children to benzene, toluene, ethyl benzene, xylenes (BTEX), nitrogen dioxide (NO2) and ozone (O3) were measured during 24h by using organic vapor monitors and tailor-made passive samplers. Two schools were selected to represent students living in more polluted (urban) and less polluted (sub-urban) areas in the city of Eskisehir, Turkey. The pollutant concentrations were also measured in indoor and outdoor environments during the personal sampling to investigate the contribution of each micro-environment on measured personal concentrations. Socio-demographic and personal time-activity data were collected by means of questionnaires and half-hour-time resolution activity diaries. Personal exposure concentrations were found to be correlated with indoor home concentrations. Personal, indoor and outdoor concentrations of all studied pollutants except for ozone were found to be higher for the students living at the urban traffic site. Ozone, on the other hand, had higher concentrations at the sub-urban site for all three types of measurements (personal, indoor and outdoor). Analysis of the questionnaire data pointed out to environmental tobacco smoke, use of solvent based products, and petrol station nearby as factors that affect personal exposure concentrations. Cancer and non-cancer risks were estimated using the personal exposure concentrations. The mean cancer risk for the urban school children (1.7x10(-5)) was found to be higher than the sub-urban school children (0.88x10(-5)). Children living with smoking parents had higher risk levels (1.7x10(-5)) than children living with non-smoking parents (1.08x10(-5)). Overall, the risk levels were
Descriptors
Links
Book Title
Database
Publisher
Elsevier B.V
Data Source
Authors
Demirel,G., Ozden,O., Dogeroglu,T., Gaga,E.O.
Original/Translated Title
URL
Date of Electronic
20140103
PMCID
Editors
Animal rennets as sources of dairy lactic acid bacteria 2014 Department of Agricultural and Forest Science, Universita degli Studi di Palermo, Palermo, Italy.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Applied and Environmental Microbiology
Periodical, Abbrev.
Appl.Environ.Microbiol.
Pub Date Free Form
Apr
Volume
80
Issue
7
Start Page
2050
Other Pages
2061
Notes
LR: 20150515; GENBANK/KF286609; GENBANK/KF286610; GENBANK/KF286611; GENBANK/KF286612; GENBANK/KF286613; GENBANK/KF286614; GENBANK/KF286615; GENBANK/KF286616; GENBANK/KF286617; GENBANK/KF286618; GENBANK/KF826008; GENBANK/KF826009; GENBANK/KF826010; GENBANK
Place of Publication
United States
ISSN/ISBN
1098-5336; 0099-2240
Accession Number
PMID: 24441167
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
10.1128/AEM.03837-13 [doi]
Output Language
Unknown(0)
PMID
24441167
Abstract
The microbial composition of artisan and industrial animal rennet pastes was studied by using both culture-dependent and -independent approaches. Pyrosequencing targeting the 16S rRNA gene allowed to identify 361 operational taxonomic units (OTUs) to the genus/species level. Among lactic acid bacteria (LAB), Streptococcus thermophilus and some lactobacilli, mainly Lactobacillus crispatus and Lactobacillus reuteri, were the most abundant species, with differences among the samples. Twelve groups of microorganisms were targeted by viable plate counts revealing a dominance of mesophilic cocci. All rennets were able to acidify ultrahigh-temperature-processed (UHT) milk as shown by pH and total titratable acidity (TTA). Presumptive LAB isolated at the highest dilutions of acidified milks were phenotypically characterized, grouped, differentiated at the strain level by randomly amplified polymorphic DNA (RAPD)-PCR analysis, and subjected to 16S rRNA gene sequencing. Only 18 strains were clearly identified at the species level, as Enterococcus casseliflavus, Enterococcus faecium, Enterococcus faecalis, Enterococcus lactis, Lactobacillus delbrueckii, and Streptococcus thermophilus, while the other strains, all belonging to the genus Enterococcus, could not be allotted into any previously described species. The phylogenetic analysis showed that these strains might represent different unknown species. All strains were evaluated for their dairy technological performances. All isolates produced diacetyl, and 10 of them produced a rapid pH drop in milk, but only 3 isolates were also autolytic. This work showed that animal rennet pastes can be sources of LAB, mainly enterococci, that might contribute to the microbial diversity associated with dairy productions.
Descriptors
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Book Title
Database
Publisher
Data Source
Authors
Cruciata,M., Sannino,C., Ercolini,D., Scatassa,M.L., De Filippis,F., Mancuso,I., La Storia,A., Moschetti,G., Settanni,L.
Original/Translated Title
URL
Date of Electronic
20140117
PMCID
PMC3993140
Editors
Electronic cigarette use among Korean adolescents: a cross-sectional study of market penetration, dual use, and relationship to quit attempts and former smoking 2014 Center for Tobacco Control Research and Education, University of California San Francisco, San Francisco, California.; Center for Tobacco Control Research and Education, University of California San Francisco, San Francisco, California.; Center for Tobacc
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
The Journal of adolescent health : official publication of the Society for Adolescent Medicine
Periodical, Abbrev.
J.Adolesc.Health
Pub Date Free Form
Jun
Volume
54
Issue
6
Start Page
684
Other Pages
690
Notes
LR: 20151119; CI: Copyright (c) 2014; GR: CA-113710/CA/NCI NIH HHS/United States; GR: R25 CA113710/CA/NCI NIH HHS/United States; JID: 9102136; NIHMS540345; OID: NLM: NIHMS540345; OID: NLM: PMC4031306; OTO: NOTNLM; 2013/07/24 [received]; 2013/10/23 [revise
Place of Publication
United States
ISSN/ISBN
1879-1972; 1054-139X
Accession Number
PMID: 24274973
Language
eng
SubFile
Journal Article; Research Support, N.I.H., Extramural; Research Support, Non-U.S. Gov't; IM
DOI
10.1016/j.jadohealth.2013.11.003 [doi]
Output Language
Unknown(0)
PMID
24274973
Abstract
PURPOSE: As elsewhere, in South Korea electronic cigarettes (e-cigarettes) are marketed, in part, as a smoking cessation aid. We assessed the prevalence of e-cigarette use among Korean adolescents and the relationship between e-cigarette use and current (past 30-day) smoking, cigarettes/day, attempts to quit conventional cigarettes, and ceasing to use cigarettes. METHODS: Data from the 2011 Korean Youth Risk Behavior Web-based Survey of 75,643 students aged 13-18 years were analyzed with logistic regression. RESULTS: A total of 9.4% (8.0% ever-dual users who were concurrently using e-cigarettes and smoking conventional cigarettes and 1.4% ever-e-cigarette only users) of Korean adolescents have ever used e-cigarettes and 4.7% were current (past 30-day) e-cigarette users (3.6% dual users and 1.1% e-cigarettes only). After adjusting for demographics, current cigarette smokers were much more likely to use e-cigarettes than were nonsmokers. Among current cigarette smokers, those who smoked more frequently were more likely to be current e-cigarette users. The odds of being an e-cigarette user were 1.58 times (95% confidence interval, 1.39-1.79) higher among students who had made an attempt to quit than for those who had not. It was rare for students no longer using cigarettes to be among current e-cigarette users (odds ratio, .10; confidence interval, .09-.12). CONCLUSIONS: Some Korean adolescents may be responding to advertising claims that e-cigarettes are a cessation aid: those who had made an attempt to quit were more likely to use e-cigarettes but less likely to no longer use cigarettes. E-cigarette use was strongly associated with current and heavier cigarette smoking.
Descriptors
Links
Book Title
Database
Publisher
Society for Adolescent Health and Medicine. Published by Elsevier Inc
Data Source
Authors
Lee,S., Grana,R.A., Glantz,S.A.
Original/Translated Title
URL
Date of Electronic
20131122
PMCID
PMC4031306
Editors
Polydimethylsiloxane/metal-organic frameworks coated fiber for solid-phase microextraction of polycyclic aromatic hydrocarbons in river and lake water samples 2014 Department of Chemistry, College of Science, Agricultural University of Hebei, Baoding 071001, China.; Department of Chemistry, College of Science, Agricultural University of Hebei, Baoding 071001, China.; Department of Chemistry, College of Science, Agri
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Talanta
Periodical, Abbrev.
Talanta
Pub Date Free Form
Nov
Volume
129
Issue
Start Page
600
Other Pages
605
Notes
CI: Copyright (c) 2014; JID: 2984816R; 0 (Dimethylpolysiloxanes); 0 (Ligands); 0 (Metals); 0 (Organic Chemicals); 0 (Polycyclic Hydrocarbons, Aromatic); 0 (Salts); 0 (Water Pollutants, Chemical); 059QF0KO0R (Water); 63148-62-9 (baysilon); OTO: NOTNLM; 201
Place of Publication
Netherlands
ISSN/ISBN
1873-3573; 0039-9140
Accession Number
PMID: 25127639
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
10.1016/j.talanta.2014.06.013 [doi]
Output Language
Unknown(0)
PMID
25127639
Abstract
In this study, polydimethylsiloxane/metal-organic frameworks (PDMS/MOFs), including PDMS/MIL-101 and PDMS/MOF-199, were immobilized onto a stainless steel wire through sol-gel technique as solid-phase microextraction (SPME) fiber coating. The prepared fibers were used for the extraction of some polycyclic aromatic hydrocarbons (PAHs) from water samples prior to gas chromatography-mass spectrometry (GC-MS) analysis. Under the optimized experiment conditions, the PDMS/MIL-101 coated fiber exhibited higher extraction efficiency towards PAHs than that of PDMS/MOF-199. Several parameters affecting the extraction of PAHs by SPME with PDMS/MIL-101 fiber, including the extraction temperature, extraction time, sample volume, salt addition and desorption conditions, were investigated. The limits of detection (LODs) were less than 4.0 ng L(-1) and the linearity was observed in the range from 0.01 to 2.0 microg L(-1) with the correlation coefficients (r) ranging from 0.9940 to 0.9986. The recoveries of the method for the PAHs from water samples at spiking levels of 0.05 and 0.2 microg L(-1) ranged from 78.2% to 110.3%. Single fiber repeatability and fiber-to-fiber reproducibility were less than 9.3% and 13.8%, respectively.
Descriptors
Links
Book Title
Database
Publisher
Elsevier B.V
Data Source
Authors
Zhang,G., Zang,X., Li,Z., Wang,C., Wang,Z.
Original/Translated Title
URL
Date of Electronic
20140617
PMCID
Editors