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BTEX pollution caused by motorcycles in the megacity of HoChiMinh 2013 University of Science, Vietnam National University, 227 Nguyen Van Cu, HoChiMinh 70000, Vietnam. ttnlan@hcmus.edu.vn
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Journal of Environmental Sciences (China)
Periodical, Abbrev.
J.Environ.Sci.(China)
Pub Date Free Form
1-Feb
Volume
25
Issue
2
Start Page
348
Other Pages
356
Notes
LR: 20131121; JID: 100967627; 0 (Air Pollutants); 0 (Vehicle Emissions); 0 (Xylenes); 3FPU23BG52 (Toluene); J64922108F (Benzene); ppublish
Place of Publication
Netherlands
ISSN/ISBN
1001-0742; 1001-0742
Accession Number
PMID: 23596956
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
Output Language
Unknown(0)
PMID
23596956
Abstract
Monitoring of benzene, toluene and xylenes (BTEX) was conducted along with traffic counts at 17 roadside sites in urban areas of HoChiMinh. Toluene was the most abundant substance, followed by p,m-xylenes, benzene, o-xylene and ethylbenzene. The maximum observed hour-average benzene concentration was 254 microg/m3. Motorcycles contributed to 91% of the traffic fleet. High correlations among BTEX species, between BTEX concentrations and the volume of on-road motorcycles, and between inter-species ratios in air and in gasoline indicate the motorcycle-exhaust origin of BTEX species. Daily concentrations of benzene, toluene, ethylbenzene, p,m-xylenes and o-xylene were 56, 121, 21, 64 and 23 microg/m3, respectively, p,m-xylenes possess the highest ozone formation potential among the BTEX family.
Descriptors
Links
Book Title
Database
Publisher
Data Source
Authors
Lan,T.T., Minh,P.A.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Bubble formation and decompression sickness on direct ascent from shallow air saturation diving 1993 Maritime Self-Defense Force, Undersea Medical Center, Yokosuka, Japan.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Aviation, Space, and Environmental Medicine
Periodical, Abbrev.
Aviat.Space Environ.Med.
Pub Date Free Form
Feb
Volume
64
Issue
2
Start Page
121
Other Pages
125
Notes
LR: 20041117; JID: 7501714; ppublish
Place of Publication
UNITED STATES
ISSN/ISBN
0095-6562; 0095-6562
Accession Number
PMID: 8431185
Language
eng
SubFile
Case Reports; Journal Article; IM; S
DOI
Output Language
Unknown(0)
PMID
8431185
Abstract
To find the minimum supersaturation pressure for detectable bubble formation and for contraction of decompression sickness (DCS), three shallow air saturation dives at the depth of 6 m, 7 m, and 8 m were performed. The ultrasonic M-mode method was used for detecting bubbles. The exposure period was 3 d for all dives. Ten subjects were compressed to both 6 m and 7 m, and nine subjects were compressed to 8 m. One bubble streak was shown in the 6-m dive group. A small number of bubbles were seen in four subjects in the 7-m dive. All subjects in the 8-m dive presented various amounts of bubbles. DCS was not observed in the 6-m and 7-m dives. On the other hand, in the 8-m dive, four subjects suffered from DCS and required recompression treatment. The minimum depth for detectable bubble formation was assessed at around 6 m and the direct ascent from saturation at 8 m seems to have a high risk of DCS.
Descriptors
Adult, Decompression Sickness, Diving, Embolism, Air/etiology/ultrasonography, Humans, Male, Middle Aged
Links
Book Title
Database
Publisher
Data Source
Authors
Ikeda,T., Okamoto,Y., Hashimoto,A.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Bubbling hookah smoke through heat-solubilized curcumin/turmeric and incorporation of the curry spice as an additive or filter in cigarettes to minimize tobacco smoke-related toxicants 2009
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Med Hypotheses
Periodical, Abbrev.
Med.Hypotheses
Pub Date Free Form
Volume
73
Issue
3
Start Page
462
Other Pages
3
Notes
ID: 19435657
Place of Publication
ISSN/ISBN
Accession Number
Language
en
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
Descriptors
Curcuma/chemistry, Curcumin/chemistry, Filtration/methods, Smoke, Spices, Tars/chemistry, Tars/isolation & purification, Gases/chemistry, Hot Temperature, Solubility, Ultrafiltration/methods
Links
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2709159/?tool=pubmed; http://dx.doi.org/10.1016/j.mehy.2009.04.005
Book Title
Database
MEDLINE; http://www.globalhealthlibrary.net/
Publisher
Data Source
Authors
Kurien,Biji T., Scofield,R. H.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Burden of Tobacco in Pakistan: Findings From Global Adult Tobacco Survey 2014 2017
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Nicotine and Tobacco Research
Periodical, Abbrev.
Pub Date Free Form
Volume
20
Issue
9
Start Page
1138
Other Pages
1143
Notes
Place of Publication
ISSN/ISBN
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
Descriptors
Links
Book Title
Database
Publisher
Oxford University Press US
Data Source
google
Authors
Saqib, Muhammad Arif Nadeem, Rafique, Ibrar, Qureshi, Huma, Munir, Muhammad Arif, Bashir, Rizwan, Arif, Babur Wasim, Bhatti, Khalid, Ahmed, Shahzad Alam Khan, Bhatti, Lubna
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Burden of waterpipe smoking and chewing tobacco use among women of reproductive age group using data from the 2012-13 Pakistan Demographic and Health Survey 2015 School of Public Health, Dow University of Health Sciences, OJHA Campus, SUPARCO road, Gulzar e Hijri, Karachi, Pakistan. tahir.khan@duhs.edu.pk.; School of Public Health, Dow University of Health Sciences, OJHA Campus, SUPARCO road, Gulzar e Hijri, Karac
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
BMC public health
Periodical, Abbrev.
BMC Public Health
Pub Date Free Form
12-Nov
Volume
15
Issue
Start Page
1113
Other Pages
015-2433-7
Notes
LR: 20151116; JID: 100968562; OID: NLM: PMC4643522; 2015/06/22 [received]; 2015/10/20 [accepted]; 2015/11/12 [aheadofprint]; epublish
Place of Publication
England
ISSN/ISBN
1471-2458; 1471-2458
Accession Number
PMID: 26563874
Language
eng
SubFile
Journal Article; IM
DOI
10.1186/s12889-015-2433-7 [doi]
Output Language
Unknown(0)
PMID
26563874
Abstract
BACKGROUND: Despite the general decline in cigarette smoking, use of alternative forms of tobacco has increased particularly in developing countries. Waterpipe (WP) and Chewing Tobacco (CT) are two such alternative forms, finding their way into many populations. However, the burden of these alternative forms of tobacco and their socio demographic determinants are still unclear. We assessed the prevalence of WP and CT use among women of reproductive age group in Pakistan. METHODS: Data from the most recent Pakistan Demographic and Health Survey 2012-13 (n = 13,558) was used for this analysis. Information obtained from ever married women, aged between 15 and 49 years were analyzed using two separate data subgroups; exclusive WP smokers (total n = 12,995) and exclusive CT users (total n = 12,771). Univariate and Multivariate logistic regression analyses were conducted and results were reported as crude and adjusted Odds Ratio with 95% confidence intervals. RESULTS: Prevalence of WP smoking and CT were 4% and 2%, respectively. After multivariate adjustments, ever married women who were: older than 35 years (OR; 4.68 95% CI, 2.62-8.37), were poorest (OR = 4.03, 95% CI 2.08-7.81), and had no education (OR = 9.19, 95% CI 5.10-16.54), were more likely to be WP smokers. Similarly, ever married women who were: older than 35 years (OR = 3.19, 95% CI 1.69-6.00), had no education (OR = 4.94, 95% CI 2.62-9.33), were poor (OR = 1.64, 95% CI 1.07-2.48) and had visited health facility in last 12 months (OR = 1.81, 95% CI 1.22-2.70) were more likely to be CT users as well. CONCLUSION: Older women with lower socio-economic profile were more likely to use WP and CT. Focused policies aiming towards reducing the burden of alternate forms of tobacco use among women is urgently needed to control the tobacco epidemic in the country.
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Database
Publisher
Data Source
Authors
Khan,M.T., Hashmi,S., Zaheer,S., Aslam,S.K., Khan,N.A., Aziz,H., Rashid,N., Shafique,K.
Original/Translated Title
URL
Date of Electronic
20151112
PMCID
PMC4643522
Editors
C18 functionalized graphene oxide as a novel coating for solid-phase microextraction 2012 Key Laboratory for Natural Medicine of Gansu Province, Chinese Academy of Sciences, Lanzhou Institute of Chemical Physics, Lanzhou, China.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Journal of separation science
Periodical, Abbrev.
J.Sep.Sci.
Pub Date Free Form
Jun
Volume
35
Issue
12
Start Page
1531
Other Pages
1537
Notes
CI: (c) 2012; JID: 101088554; 0 (Oxides); 0 (Polycyclic Hydrocarbons, Aromatic); 0 (Water Pollutants, Chemical); 7782-42-5 (Graphite); ppublish
Place of Publication
Germany
ISSN/ISBN
1615-9314; 1615-9306
Accession Number
PMID: 22740264
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
10.1002/jssc.201200124 [doi]
Output Language
Unknown(0)
PMID
22740264
Abstract
A novel C18 functionalized graphene oxide (GO) coated solid-phase microextraction fiber was prepared by a novel protocol. Based on the strong van der Waals interaction present in GO and abundant oxygenous groups in GO sheets, a simple layer-by-layer self-assembly method was used in the preparation process and then C18 was successfully self-assembled on GO via C-O-Si bonding. Coupled with gas chromatography, extraction performance of the fiber was tested with polycyclic aromatic hydrocarbons (PAHs) as model analytes. The fiber not only exhibited excellent extraction efficiency and selectivity, but also showed many advantages including high rigidity, long service life and well stability toward organic solvent, acidic and alkali solutions, and high temperature. The relative standard deviations for single-fiber repeatability and fiber-to-fiber reproducibility were less than 7.26 and 17.25%, respectively. The detection limits to the PAHs were less than 0.08 mug L(-1) and the calibration curves were linear in a wide range for all analytes. The as-established Solid-phase microextraction GC method was also successfully used for determination of PAHs in two real water samples.
Descriptors
Links
Book Title
Database
Publisher
WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim
Data Source
Authors
Xu,L., Feng,J., Liang,X., Li,J., Jiang,S.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Cadmium and nickel in blood of Tunisian population and risk of nasosinusal polyposis disease 2015 Unit of Marine and Environmental Toxicology, UR 09-03, Sfax University, IPEIS, BP 1172, 3018, Sfax, Tunisia, rimkhlifi@yahoo.fr.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Environmental science and pollution research international
Periodical, Abbrev.
Environ.Sci.Pollut.Res.Int.
Pub Date Free Form
Mar
Volume
22
Issue
5
Start Page
3586
Other Pages
3593
Notes
JID: 9441769; 0 (Environmental Pollutants); 00BH33GNGH (Cadmium); 7OV03QG267 (Nickel); 2014/06/06 [received]; 2014/09/16 [accepted]; 2014/09/26 [aheadofprint]; ppublish
Place of Publication
Germany
ISSN/ISBN
1614-7499; 0944-1344
Accession Number
PMID: 25253060
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
10.1007/s11356-014-3619-8 [doi]
Output Language
Unknown(0)
PMID
25253060
Abstract
Nasosinusal polyposis (NSP) is a chronic inflammatory disease of the nasal mucosa. Although the pathophysiology underlying NSP formation is not fully understood, environmental factors appear to be contributed the development of this disease. A case-control study of Tunisian patients was examined to assess the levels of cadmium (Cd) and nickel (Ni) in blood and reparse the association between the exposure to these metals and the risk of nasosinusal polyposis disease. Mean blood levels of Cd in patients (2.2 +/- 12.8 mug/L) were significantly higher than those of controls (0.5 +/- 0.7 mug/L). Levels of blood Cd were positively correlated with tobacco smoking and chewing among controls. The Cd and Ni concentrations among control (p = 0.001) and patient (p = 0.018) tobacco consumers (smoking, chewing, and shisha) were significantly higher than those nonconsumers. Additionally, Ni blood levels of patient and control smokers were significantly higher than those of nonsmokers. Cd levels in blood samples of NSP patients occupationally exposed for more than 14 years were eight times higher than that of nonexposed. Drinking water was also found to be incriminated as exposure sources. Among risk factors, shisha consumption, environmental exposure, and occupational exposure presented the most significant association with NSP disease (odds ratio (OR) = 14.1, 10.1, and 1.7, respectively). High levels of blood Cd (OR = 3.5) were strongly associated with NSP disease (p = 0.027). Ni blood levels were shown to be associated with the four stages of polyps in both nasal cavities (right and left) (p
Descriptors
Links
Book Title
Database
Publisher
Data Source
Authors
Khlifi,R., Olmedo,P., Gil,F., Hammami,B., Hamza-Chaffai,A.
Original/Translated Title
URL
Date of Electronic
20140926
PMCID
Editors
Cadmium effects on the nitrogen fixation system of red alder 1980 Terrestrial Syst. Div., Corvallis Environ. Res. Lab., Off. Res. Dev., USEPA, Corvallis, Ore. 97330
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Journal of environmental quality
Periodical, Abbrev.
J.Environ.Qual.
Pub Date Free Form
1980/
Volume
9
Issue
2
Start Page
180
Other Pages
184
Notes
Place of Publication
ISSN/ISBN
0047-2425
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
Red alder (Alnus rubra Bong.) was grown in sand culture in the greenhouse to obtain data on the effects of cadmium (Cd) on a symbiotic nitrogen (N) fixation system which contributes to the fertility of forest soils. Treatment of red alder seedlings for 11 weeks with 0.545 to 136 μM CdCl2 in N-free nutrient solution decreased in situ nitrogenase activity 25 to 89%, N fixation 23 to 98%, and the number of nodules per plant 29 to 74%, when compared to plants receiving no Cd. Similar reductions were observed in plant growth. Treatment with 0.054 to 0.545 μM CdCl2, N fixation decreased 52 and 89%, respectively. Plant growth decreased 22 and 6 mM NH4NO3 or Ca(NO3)2, nitrate reductase activity decreased 22 and 24%, respectively, when compared to plants receiving no CdCl2. Nitrogen accretion and plant dry weights were decreased by treatments in which plants were supplied with Ca(NO3)2 and 0.273 and 0.545 μM CdCl2, when compared to controls without CdCl2. These results suggest that Cd can inhibit nitrogenase activity and therefore N fixation. Growth, nodulation, and nitrate reductase activity are also inhibited by Cd.
Descriptors
cadmium, cadmium chloride, nitrogen, nitrogenase, animal experiment, vascular plant, nitrogen balance, plant
Links
Book Title
Database
Embase
Publisher
Data Source
Embase
Authors
Wickliff,C., Evans,H. J., Carter,K. R., Russell,S. A.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Cadmium in blood of Tunisian men and risk of bladder cancer: interactions with arsenic exposure and smoking 2013 Unit of Marine and Environmental Toxicology. IPEIS, University of Sfax, BP 805, 3018, Sfax, Tunisia, molkafekitounsi@yahoo.fr.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Environmental science and pollution research international
Periodical, Abbrev.
Environ.Sci.Pollut.Res.Int.
Pub Date Free Form
Oct
Volume
20
Issue
10
Start Page
7204
Other Pages
7213
Notes
JID: 9441769; 0 (Carcinogens); 00BH33GNGH (Cadmium); N712M78A8G (Arsenic); 2013/01/23 [received]; 2013/04/02 [accepted]; 2013/05/15 [aheadofprint]; ppublish
Place of Publication
Germany
ISSN/ISBN
1614-7499; 0944-1344
Accession Number
PMID: 23673919
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
10.1007/s11356-013-1716-8 [doi]
Output Language
Unknown(0)
PMID
23673919
Abstract
Prior investigations identified an association between low-level blood arsenic (As) and bladder cancer risk among Tunisian men but questions remain regarding confounding by cadmium (Cd), a well-established bladder carcinogen. A case-control study of Tunisian men was re-examined to assess the levels of cadmium in blood and reparse the association between the simultaneous exposure to these metals and bladder cancer risk. Levels of blood Cd were significantly twice higher among cases than in controls (P0.67 mug/L), it was reduced to 2.10 (CI, 1.06-4.17). Adjustment for Cd exposure did not alter the risk associated to As exposure. This study is the first to report the relationship between Cd exposure and risk of bladder cancer occurrence in interaction with smoking and As exposure. Smoking is shown to be the main exposure source to Cd in the Tunisian population but also environmental pollution seems to be responsible of Cd exposure among non-smokers. Exposure assessment studies encompassing a wider population are needed.
Descriptors
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Book Title
Database
Publisher
Data Source
Authors
Feki-Tounsi,M., Olmedo,P., Gil,F., Khlifi,R., Mhiri,M.N., Rebai,A., Hamza-Chaffai,A.
Original/Translated Title
URL
Date of Electronic
20130515
PMCID
Editors
Calibration and comparison of chlorine decay models for a test water distribution system 2000 Powell, R.S., Water Operational Reserch Centre, Dept. Manufacturing/Eng. Systems, Brunel University, Uxbridge UB8 3PH, United Kingdom
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Water research
Periodical, Abbrev.
Water Res.
Pub Date Free Form
2000/06
Volume
34
Issue
8
Start Page
2301
Other Pages
2309
Notes
Place of Publication
ISSN/ISBN
0043-1354
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
This paper investigates the kinetics of monochloramine as disinfectant in a 1.3 km water pipe. A novel procedure for the correction of chlorine meter errors is introduced and applied. Parameter estimation using nonlinear optimisation procedures is used to identify decay coefficients for monochloramine models with a single coefficient or two coefficients as used in EPANET. Important difficulties in fitting these parameters which come about because of the model structure are highlighted. Finally, results of decay coefficients are presented and investigated for flow, inlet chlorine concentration and temperature dependence. Copyright (C) 2000 Elsevier Science Ltd.
Descriptors
chlorine, monochloramine, article, chemical reaction kinetics, drug efficacy, model, priority journal, procedures, temperature, water quality, water treatment
Links
Book Title
Database
Embase
Publisher
Data Source
Embase
Authors
Maier,S. H., Powell,R. S., Woodward,C. A.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors