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Sexual reproduction in the white pine weevil (Pissodes strobi [Peck] [Coleoptera: Curculionidae]): Implications for population genetic diversity 2002 El-Kassaby, Y.A., Department of Forest Sciences, University of British Columbia, Vancouver, BC V6T 1Z4, Canada
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Journal of Heredity
Periodical, Abbrev.
J.Hered.
Pub Date Free Form
/
Volume
93
Issue
3
Start Page
165
Other Pages
169
Notes
Place of Publication
ISSN/ISBN
0022-1503
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
Controlled mating experiments in the white pine weevil (Pissodes strobi [Peck]) indicated that female weevils either stored sperm or fertilized eggs from one season to the next, and were able to colonize Sitka spruce (Picea sitchensis [Bong.] Carr.) trees without additional mating events. This was interpreted as being beneficial for the insect, in that population establishment in a new habitat could be initiated by dispersing previously mated females without participation of the male. This makes colonization and population/outbreak development more likely as it reduces the need for mate searching in the second season. Paternity identification, based on microsatellite molecular markers, established that the progeny produced in year 2 by females mated only in year 1, were often fathered by more than one male. Multiple paternity, coupled with a lack of parthenogenesis, which was also demonstrated herein, may help to account for the high degree of genetic diversity evidenced in this species.
Descriptors
article, beetle, dispersion, female, genetic variability, genotype, male, mating, microsatellite marker, nonhuman, parthenogenesis, paternity, population genetics, priority journal, reproduction
Links
Book Title
Database
Embase; MEDLINE
Publisher
Data Source
Embase
Authors
Lewis,K. G., Liewlaksaneeyanawin,C., Alfaro,R. I., Ritland,C., Ritland,K., El-Kassaby,Y. A.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
A case study to detect the leakage of underground pressureless cement sewage water pipe using GPR, electrical, and chemical data 2002 Liu, G., Dept. of Environmental Engineering, College of Geoscience, Ocean University of Qingdao, Qingdao 266003, Shandong, China
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Environmental Science and Technology
Periodical, Abbrev.
Environ.Sci.Technol.
Pub Date Free Form
2002/03
Volume
36
Issue
5
Start Page
1077
Other Pages
1085
Notes
Place of Publication
ISSN/ISBN
0013-936X
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
The exploration and determination of leakage of underground pressureless nonmetallic pipes is difficult to deal with. A comprehensive method combining Ground Penetrating Rader (GPR), electric potential survey and geochemical survey is introduced in the leakage detection of an underground pressureless nonmetallic sewage pipe in this paper. Theoretically, in the influencing scope of a leakage spot, the obvious changes of the electromagnetic properties and the physical-chemical properties of the underground media will be reflected as anomalies in GPR and electrical survey plots. The advantages of GPR and electrical survey are fast and accurate in detection of anomaly scope. In-situ analysis of the geophysical surveys can guide the geochemical survey. Then water and soil sampling and analyzing can be the evidence for judging the anomaly is caused by pipe leakage or not. On the basis of previous tests and practical surveys, the GPR waveforms, electric potential curves, contour maps, and chemical survey results are all classified into three types according to the extent or indexes of anomalies in order to find out the leakage spots. When three survey methods all show their anomalies as type I in an anomalous spot, this spot is suspected as the most possible leakage location. Otherwise, it will be down grade suspected point. The suspect leakage spots should be confirmed by referring the site conditions because some anomalies are caused other factors. The excavation afterward proved that the method for determining the suspected location by anomaly type is effective and economic. Comprehensive method of GRP, electric potential survey, and geochemical survey is one of the effective methods in the leakage detection of underground nonmetallic pressureless pipe with its advantages of being fast and accurate.
Descriptors
cement, accuracy, article, chemical analysis, chemical engineering, economic aspect, electric potential, electromagnetic field, geochemistry, physical chemistry, tube, water contamination
Links
Book Title
Database
Embase; MEDLINE
Publisher
Data Source
Embase
Authors
Liu,G., Jia,Y., Liu,H., Qiu,H., Qiu,D., Shan,H.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Endoscopic surveillance in Barrett's esophagus 2002 Dipartimento di Medicina Interna e Gastroenterologia, Universita degli Studi--Bologna.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Minerva gastroenterologica e dietologica
Periodical, Abbrev.
Minerva Gastroenterol.Dietol.
Pub Date Free Form
Jun
Volume
48
Issue
2
Start Page
63
Other Pages
71
Notes
JID: 9109791; ppublish
Place of Publication
Italy
ISSN/ISBN
1121-421X; 1121-421X
Accession Number
PMID: 16489297
Language
eng
SubFile
Journal Article
DOI
Output Language
Unknown(0)
PMID
16489297
Abstract
Barrett's esophagus (BE), a complication of chronic gastroesophageal reflux disease (GORD), is a condition that is premalignant for adenocarcinoma of the esophagus and esophagogastric junction. Esophageal adenocarcinoma, once an uncommon entity, has been growing rapidly in incidence over the last two decades in several parts of the world. Barrett's esophagus is a change in the esophageal epithelium of any length that can be recognized at endoscopy and is confirmed to have intestinal metaplasia by biopsy (American College of Gastroenterology guidelines). Because of its premalignant nature, it is recommended that patients with BE undergo regular endoscopic surveillance. The recommendation for endoscopic surveillance is based on unproved and controversial assumptions including: 1) the assumption that Barrett's esophagus adversely influences survival; 2) the assumption that endoscopic surveillance can reliably detect early, curable neoplasia in the columnar lined esophagus. Moreover, the low incidence of adenocarcinoma (reported cancer incidence rates in prospective studies on BE range between 0.5% and 1.9%) is used to support an approach of not surveying patients with Barrett's esophagus. Despite these not convincing data, endoscopic surveillance is considered ''reasonable'' and ''desirable'' by the gastroenterological associations and consensus meetings. Endoscopic surveillance for cancer in Barrett's esophagus (BE) is performed primarily to seek dysplasia, to prevent the progression to invasive malignancy; however, one of the limitations of using dysplasia is a lack of understanding of its natural history. The efficacy of endoscopic surveillance for Barrett's esophagus is likely to remain unclear for a long time. The American College of Gastroenterology has recommended the following practice guidelines: a) for patients with no dysplasia, surveillance endoscopy is recommended at an interval of every 2 to 3 years; b) for patients with low grade dysplasia, surveillance endoscopy every 6 months for the first year is recommended, followed by yearly endoscopy if the dysplasia has not progressed in severity; c) for patients with high grade dysplasia, two alternatives are proposed after the diagnosis has been confirmed by an expert gastrointestinal pathologist. One alternative is intensive endoscopic surveillance until intramucosal cancer is detected at an interval of every 3-6 months. The other alternative is esophageal resection. In the situation of indeterminate dysplasia, whereas the pathologist can not come to definite diagnosis, control biopsies are proposed after 2 months of adequate acid suppression by means of proton pump inhibition. In all cases, the technique of random, four quadrant biopsies taken every 2 cm in the columnar-lined esophagus for standard histologic evaluation is recommended. Any grossly abnormal areas may be biopsied too. One can expect however that during the next future these protocol will change considering new data on dysplasia detection (biochemical markers, flow cytometry), new techniques to identify dysplasia (chromoendoscopy, endosonography, coherence optical tomography, fluorescence techniques) and development of better ablative techniques. At present a marker other than dysplasia identifying a high risk group for cancer on which to focus endoscopic surveillance has not yet been established.
Descriptors
Links
Book Title
Database
Publisher
Data Source
Authors
Lunedei,V., Bazzoli,F., Pozzato,P., De Luca,L., Zagari,R. M., Fossi,S., Ricciardiello,L., Maltoni,S., Roda,E.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Hepatitis C in a community in Upper Egypt: Risk factors for infection 2002 Fix, A.D., Department of Epidemiology, School of Medicine, University of Maryland-Baltimore, Baltimore, MD 21201, United States
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
American Journal of Tropical Medicine and Hygiene
Periodical, Abbrev.
Am.J.Trop.Med.Hyg.
Pub Date Free Form
/
Volume
66
Issue
5
Start Page
633
Other Pages
638
Notes
Place of Publication
ISSN/ISBN
0002-9637
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
This investigation's objective was to identify risk factors for hepatitis C virus (HCV) in a village in Upper Egypt with a moderately high prevalence (8.7%) of antibodies to HCV (anti-HCV). A representative sample of 6,012 (63%) of the 9,581 village inhabitants was included in the study. A questionnaire solicited information regarding risk factors for infection, and blood samples were tested for anti-HCV. Parenteral risks identified in age-adjusted analysis included blood transfusions, dental procedures, hospital admission, surgery, complicated deliveries, history of injection therapy for schistosomiasis, and history of frequent injections. Circumcision was pervasive and was not associated per se with ant-HCV; however, circumcision by an informal, rather than formal, health care provider was associated with anti-HCV among young men and boys. The results did not reveal any unique community-acquired exposures that caused HCV infections: inhabitants who had tattoos, who smoked goza, who were shaved by a community barber, or who had their ears pierced were not at greater risk for anti-HCV than those who did not. Risks identified in multivariate analysis for both those older and younger than 30 years included prior parenteral therapy for schistosomiasis and blood transfusion; for those 30 or younger, circumcision by an informal rather than formal health care provider, and frequent injections; and for those older than 30, never attending college, invasive medical procedures, and complicated deliveries. Selecting for those with blood transfusion, prior parenteral therapy for schistosomiasis, and invasive medical procedures would identify less than half of those infected. Inclusion of frequent injections would identify 80% of those infected with HCV, but as a result of the pervasive use of injections, it would not discriminate from those uninfected. Nonetheless, general reduction of these exposures and assuring sterile practices are logical goals for intervention.
Descriptors
hepatitis C antibody, adolescent, adult, article, blood sampling, blood transfusion, child, circumcision, community care, controlled study, delivery, dental surgery, disease association, disease transmission, Egypt, exposure, female, hepatitis C, Hepatitis C virus, hospital admission, human, infant, injection, major clinical study, male, newborn, prevalence, risk factor, schistosomiasis, smoking, tattoo
Links
Book Title
Database
Embase; MEDLINE
Publisher
Data Source
Embase
Authors
Medhat,A., Shehata,M., Magder,L. S., Mikhail,N., Abdel-Baki,L., Nafeh,M., Abdel-Hamid,M., Strickland,G. T., Fix,A. D.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Interpersonal violations, speeding violations and their relation to accident involvement in Finland 2002 Traffic Research Unit, Department of Psychology, University of Helsinki, Finland. jolieke.mesken@swov.nl
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Ergonomics
Periodical, Abbrev.
Ergonomics
Pub Date Free Form
10-Jun
Volume
45
Issue
7
Start Page
469
Other Pages
483
Notes
LR: 20151119; JID: 0373220; ppublish
Place of Publication
England
ISSN/ISBN
0014-0139; 0014-0139
Accession Number
PMID: 12167202
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM; S
DOI
10.1080/00140130210129682 [doi]
Output Language
Unknown(0)
PMID
12167202
Abstract
The aim of the present study was to replicate the distinction between errors, lapses and violations, and to identify aggressive violations from normal or highway code violations. Furthermore, the relationship of these behaviours with road traffic accidents was examined. A total number of 1126 Finnish drivers completed a questionnaire containing the Driver Behaviour Questionnaire (DBQ) with extended violations scale, and questions regarding background information, such as age, gender and mileage. Also, questions about previous accidents and fines were asked. Factor analysis showed that a four-factor structure seemed more appropriate than the earlier established three-factor structure. The four factors were errors, lapses, speeding violations and interpersonal violations. The two types of violations result from different motives, and seem to be associated with different kinds of affect. Both interpersonal and speeding violations were reported most by young males, which was consistent with earlier findings. Logistic regression analyses indicated that errors predicted active accident involvement after partialling out the effects of demographic variables, whereas interpersonal violations were positively related to involvement in passive accidents. This was presumably due to different reporting tendencies of respondents. Speeding tickets were predicted by speeding and interpersonal violations and lapses and penalties for speeding by both kinds of violations and errors. Penalties for speeding, parking and other offences were predicted by interpersonal violations. The implications of these results are discussed.
Descriptors
Accident Proneness, Accidents, Traffic/psychology/statistics & numerical data, Adolescent, Adult, Age Factors, Aged, Aggression, Automobile Driving/psychology/statistics & numerical data, Factor Analysis, Statistical, Female, Finland, Humans, Interpersonal Relations, Logistic Models, Male, Middle Aged, Sex Factors, Surveys and Questionnaires
Links
Book Title
Database
Publisher
Data Source
Authors
Mesken,J., Lajunen,T., Summala,H.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
The influence of gingival dimensions on bleeding upon probing in young adults with plaque-induced gingivitis 2002 Department of Surgical Sciences, Faculty of Dentistry, Kuwait University, Safat. hp.muller@hsc.kuniv.edu.kw
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Clinical oral investigations
Periodical, Abbrev.
Clin.Oral Investig.
Pub Date Free Form
Jun
Volume
6
Issue
2
Start Page
69
Other Pages
74
Notes
LR: 20071115; JID: 9707115; ppublish
Place of Publication
Germany
ISSN/ISBN
1432-6981; 1432-6981
Accession Number
PMID: 12166716
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; D
DOI
Output Language
Unknown(0)
PMID
12166716
Abstract
In both cross-sectional and longitudinal studies of young adults with plaque-induced gingivitis it has been observed that bleeding upon probing is only weakly associated with supragingival plaque. It has been speculated that gingival bleeding may be influenced by several independent factors other than plaque. Great intra- and interindividual variation of gingival thickness and width has been reported. Based on respective observations, the existence of different gingival phenotypes has been suggested. The aim of the present study was to investigate the possible influence of gingival thickness and width on bleeding on probing. Forty young adults with mild, plaque-induced gingivitis, 24 non-smokers and 16 smokers, participated in this cross-sectional study. In addition to periodontal probing depth, clinical attachment loss, width of gingiva, bleeding on probing, and presence of plaque, gingival thickness was measured with an ultrasonic device. Multivariable models were separately calculated for buccal, mandibular lingual, and palatal surfaces and generally adjusted for tooth type. Generalised Estimation Equation methodology was employed in order to adjust for correlated observations. Plaque was significantly associated with bleeding upon probing only at buccal sites (odds ratio 1.80, 95% confidence interval 1.19-2.72) An influence of similar magnitude was identified for smoking (odds ratio 1.76; 1.07-2.89). At lingual sites in the mandible, bleeding was influenced by smoking (odds ratio 2.25; 1.18-4.25) and gingival thickness (odds ratio for thick gingiva >1 mm of 1.93; 1.02-3.65), but not plaque. At palatal sites, only periodontal probing depth had an influence (odds ratio 1.89; 1.25-2.84). It was concluded that, apart from supragingival plaque, smoking was an independent risk factor for gingival bleeding on probing. Thin and vulnerable gingiva of insufficient width was not more likely to bleed after probing than thicker tissue.
Descriptors
Adult, Cheek, Confidence Intervals, Cross-Sectional Studies, Dental Plaque/complications, Female, Gingiva/pathology/ultrasonography, Gingival Hemorrhage/classification/etiology, Gingivitis/etiology, Humans, Incisor, Lip, Logistic Models, Male, Mandible, Maxilla, Molar, Multivariate Analysis, Odds Ratio, Palate, Periodontal Attachment Loss/classification, Periodontal Index, Periodontal Pocket/classification, Reproducibility of Results, Risk Factors, Smoking, Statistics as Topic
Links
Book Title
Database
Publisher
Data Source
Authors
Muller,H. P., Heinecke,A.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Longitudinal association between plaque and gingival bleeding in smokers and non-smokers 2002 School of Dental Medicine, University of Heidelberg, Germany. perio@t-online.de
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Journal of clinical periodontology
Periodical, Abbrev.
J.Clin.Periodontol.
Pub Date Free Form
Apr
Volume
29
Issue
4
Start Page
287
Other Pages
294
Notes
LR: 20071115; JID: 0425123; ppublish
Place of Publication
Denmark
ISSN/ISBN
0303-6979; 0303-6979
Accession Number
PMID: 11966925
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; D; IM
DOI
cpe290403 [pii]
Output Language
Unknown(0)
PMID
11966925
Abstract
BACKGROUND/AIMS: Whereas accumulation of dentogingival plaque inevitably leads to inflammatory reactions in the adjacent gingival tissue, there is limited information with regard to factors influencing naturally occurring fluctuation between gingival health and disease. The major aims of the present study were to investigate site-specific associations between plaque and gingivitis as well as transition dynamics of naturally occurring gingivitis in smoking and non-smoking young adults. METHODS: 65 systemically healthy young adults, 19 to 30 years old, participated. 33 volunteers smoked at least 20 cigarettes per day, whereas 32 subjects were non-smokers. Clinical periodontal conditions were assessed four times within a time period of 6 months. An ecological approach in data analysis as well as site-specific analyses considering the correlated structure of data were performed. RESULTS: At the outset and after 6 months, smokers had significantly more supragingival plaque than non-smokers. At the final examination, bleeding upon probing as well as calculus were more prevalent in smokers. A site-by-site analysis revealed that smokers tended to have a weaker association between supragingival plaque and bleeding on probing than non-smokers (median Mantel-Haenszel's common odds ratio 1.91 vs. 2.89, p=0.07). Multiple logistic regression analyses adjusted for periodontal probing depth, plaque and calculus identified smoking status to significantly increase the risk for the first transition of non-bleeding to bleeding upon probing by 86% (p<0.01). In contrast, recovery of bleeding sites was positively influenced by female gender, but not smoking. CONCLUSIONS: In multivariate analyses adjusted for probing depth, plaque and calculus, smokers appeared to be at higher risk for the transition from non-bleeding to bleeding on probing. Weaker associations between plaque and naturally occurring gingivitis in smokers may have important consequences for preventive strategies for gingivitis.
Descriptors
Adult, Analysis of Variance, Dental Calculus/etiology, Dental Devices, Home Care, Dental Plaque/etiology, Disease Progression, Female, Follow-Up Studies, Gingival Hemorrhage/etiology, Gingival Recession/etiology, Gingivitis/etiology, Humans, Logistic Models, Longitudinal Studies, Male, Multivariate Analysis, Odds Ratio, Periodontal Attachment Loss/etiology, Periodontal Pocket/etiology, Reproducibility of Results, Risk Factors, Sex Factors, Smoking/adverse effects, Statistics as Topic, Statistics, Nonparametric, Toothbrushing
Links
Book Title
Database
Publisher
Data Source
Authors
Muller,H. P., Stadermann,S., Heinecke,A.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
The history of the discovery of primary amoebic meningoencephalitis. 2002 Cooter, R.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Australian Family Physician
Periodical, Abbrev.
Aust.Fam.Physician
Pub Date Free Form
/
Volume
31
Issue
4
Start Page
399
Other Pages
400
Notes
Place of Publication
ISSN/ISBN
0300-8495
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
BACKGROUND: Primary amoebic meningoencephalitis was first recognised by a South Australian pathologist. The histopathological appearances indicated that the organism, Naegleria fowleri, entered the central nervous system from the nasal cavity via the cribriform plate. But the mode of transmission remained unknown. AIMS: To describe how the pathogenesis of this condition was discovered, and correct misinformation about the events and persons involved in this process. HYPOTHESIS: We hypothesised that pipeline water supplying northern centres in South Australia was responsible for transmitting thermophilic amoebae during the summer months. EVIDENCE: The evidence supporting our hypothesis was: domestic water pipelines were exposed to sunlight and became heated to 35-45 degrees C in summer which promoted the formation of vegetative forms of the amoebae; some patients described using tap water to flush their nasal cavities; and Naegleri fowleri were eventually recovered from domestic tap water supplies. CONCLUSION: A successful collaboration between general practitioners and laboratory scientists elucidated the pathogenesis of primary amoebic encephalomyelitis, a serious public health hazard in South Australia from 1947 until the early 1970s.
Descriptors
adult, amebiasis, amoeba (life cycle stage), animal, article, Australia, disease transmission, female, human, isolation and purification, male, meningoencephalitis, middle aged, parasitology, pathophysiology, risk assessment
Links
Book Title
Database
MEDLINE
Publisher
Data Source
Embase
Authors
Cooter,R.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Efficacy of resident training in smoking cessation: a randomized, controlled trial of a program based on application of behavioral theory and practice with standardized patients 2002 Lausanne University Outpatient Clinic and Institute of Social and Preventive Medicine, Lausanne, Switzerland. Jacques.Cornuz@chuv.hospvd.ch
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Annals of Internal Medicine
Periodical, Abbrev.
Ann.Intern.Med.
Pub Date Free Form
19-Mar
Volume
136
Issue
6
Start Page
429
Other Pages
437
Notes
LR: 20061115; JID: 0372351; ppublish
Place of Publication
United States
ISSN/ISBN
1539-3704; 0003-4819
Accession Number
PMID: 11900495
Language
eng
SubFile
Clinical Trial; Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't; AIM; IM
DOI
200203190-00006 [pii]
Output Language
Unknown(0)
PMID
11900495
Abstract
BACKGROUND: New educational programs must be developed to improve physicians' skills and effectiveness in counseling patients about smoking cessation. OBJECTIVE: To assess the efficacy of an educational program based on behavioral theory, active learning methods, and practice with standardized patients in helping patients abstain from smoking and changing physicians' counseling practices. DESIGN: Cluster randomized, controlled trial. SETTING: Two general internal medicine clinics in Switzerland. PARTICIPANTS: 35 residents and 251 consecutive smoking patients. INTERVENTION: A training program administered over two half-days, during which physicians learned to provide counseling that matched smokers' motivation to quit and practiced these skills with standardized patients acting as smokers at different stages of change. The control intervention was a didactic session on management of dyslipidemia. MEASUREMENTS: Self-reported abstinence from smoking at 1 year of follow-up, which was validated by exhaled carbon monoxide testing at one clinic; score of overall quality of counseling based on use of 14 counseling strategies; patient willingness to quit; and daily cigarette consumption. RESULTS: At 1 year of follow-up, abstinence from smoking was significantly higher in the intervention group than in the control group (13% vs. 5%; P = 0.005); this corresponded to a cluster-adjusted odds ratio of 2.8 (95% CI, 1.4 to 5.5). Residents who received the study training provided better counseling than did those who received the control training (mean score, 4.0 vs. 2.7; P = 0.002). Smokers' willingness to quit was also higher in the intervention group (94% vs. 80%; P = 0.007). A nonsignificant trend toward lower daily cigarette consumption in the intervention group was observed. CONCLUSION: A training program in smoking cessation administered to physicians that was based on behavioral theory and practice with standardized patients significantly increased the quality of physicians' counseling, smokers' motivation to quit, and rates of abstinence from smoking at 1 year.
Descriptors
Adolescent, Adult, Aged, Behavior Therapy, Clinical Competence, Counseling/methods, Double-Blind Method, Family Practice/education, Female, Follow-Up Studies, Humans, Hyperlipidemias/prevention & control, Internal Medicine/education, Internship and Residency, Male, Motivation, Smoking Cessation/methods/psychology
Links
Book Title
Database
Publisher
Data Source
Authors
Cornuz,J., Humair,J. P., Seematter,L., Stoianov,R., van Melle,G., Stalder,H., Pecoud,A.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Heavy metal determination of house dust in Adapazari, Turkey, after earthquake 2002 Dundar, M.S., Sakarya University, Fen-Edeb. Fakültesi, Kimya Bölümü, TR-54100 Mithatpasa-Adapazari, Turkey
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Trace Elements and Electrolytes
Periodical, Abbrev.
Trace Elem.Electrolytes
Pub Date Free Form
2002/
Volume
19
Issue
2
Start Page
55
Other Pages
58
Notes
Place of Publication
ISSN/ISBN
0946-2104
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
The present paper reports on heavy metal pollution in house dust samples collected after the 1999 Turkish earthquake. A total of 80 samples were collected in predetermined houses and control samples collected from non-effected areas throughout Adapazari, Turkey, after the earthquake (August 17, 1999) and analyzed for Pb, Cd, Cr, Cu, Zn and Ni using the flame atomic absorption spectrophotometric method after wet digestion. The sampling sites were divided into 8 categories, including the control site. Concentration of heavy metals in such house dusts are extremely variable. Dust levels were observed to increase a lot after earthquake because of the reconstruction of city roads, sewage and water pipes, demolishing of damaged buildings, etc. Thus, the results showed that the mean levels of Pb, Cd, Cr, Cu, Zn and Ni in houses on the streets with heavy traffic increased.
Descriptors
cadmium, chromium, copper, heavy metal, lead, nickel, zinc, air pollution, article, atomic absorption spectrometry, developing country, earthquake, house dust, priority journal, sampling, traffic, Turkey (republic)
Links
Book Title
Database
Embase
Publisher
Data Source
Embase
Authors
Dundar,M. S., Altundag,H.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors