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Iron and copper release in drinking-water distribution systems 2007 Chinese Academy of Sciences, State Key Laboratory of Environmental Aquatic Chemistry, Research Center for Eco-Environmental Sciences, Haidian, Beijing, China. byshi@rcees.ac.cn
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Journal of environmental health
Periodical, Abbrev.
J.Environ.Health
Pub Date Free Form
Sep
Volume
70
Issue
2
Start Page
29
Other Pages
36, 44, 46
Notes
LR: 20131121; JID: 0405525; 0 (Disinfectants); 0 (Water Pollutants, Chemical); 4R7X1O2820 (Chlorine); 789U1901C5 (Copper); E1UOL152H7 (Iron); ppublish
Place of Publication
United States
ISSN/ISBN
0022-0892; 0022-0892
Accession Number
PMID: 17886579
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
Output Language
Unknown(0)
PMID
17886579
Abstract
A large-scale pilot study was carried out to evaluate the impacts of changes in water source and treatment process on iron and copper release in water distribution systems. Finished surface waters, groundwaters, and desalinated waters were produced with seven different treatment systems and supplied to 18 pipe distribution systems (PDSs). The major water treatment processes included lime softening, ferric sulfate coagulation, reverse osmosis, nanofiltration, and integrated membrane systems. PDSs were constructed from PVC, lined cast iron, unlined cast iron, and galvanized pipes. Copper pipe loops were set up for corrosion monitoring. Results showed that surface water after ferric sulfate coagulation had low alkalinity and high sulfates, and consequently caused the highest iron release. Finished groundwater treated by conventional method produced the lowest iron release but the highest copper release. The iron release of desalinated water was relatively high because of the water's high chloride level and low alkalinity. Both iron and copper release behaviors were influenced by temperature.
Descriptors
Chlorine/chemistry, Copper/analysis/chemistry, Corrosion, Disinfectants/chemistry, Environmental Monitoring, Iron/analysis/chemistry, Water Pollutants, Chemical/analysis/chemistry, Water Purification/methods, Water Supply/analysis
Links
Book Title
Database
Publisher
Data Source
Authors
Shi,B., Taylor,J. S.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
In vitro biofilm characterization and activity of antifungal agents alone and in combination against sessile and planktonic clinical Candida albicans isolates 2007 Division of Infectious Diseases, Department of Medicine, Mayo Clinic College of Medicine, Rochester, MN 55905, USA.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Diagnostic microbiology and infectious disease
Periodical, Abbrev.
Diagn.Microbiol.Infect.Dis.
Pub Date Free Form
Mar
Volume
57
Issue
3
Start Page
277
Other Pages
281
Notes
LR: 20141120; JID: 8305899; 0 (Antifungal Agents); 0 (Echinocandins); 0 (Peptides, Cyclic); 0 (Pyrimidines); 0 (Triazoles); F0XDI6ZL63 (caspofungin); JFU09I87TR (Voriconazole); 2006/08/04 [received]; 2006/09/12 [revised]; 2006/09/15 [accepted]; 2006/12/01
Place of Publication
United States
ISSN/ISBN
0732-8893; 0732-8893
Accession Number
PMID: 17141454
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
S0732-8893(06)00370-1 [pii]
Output Language
Unknown(0)
PMID
17141454
Abstract
Thirty clinical isolates of Candida albicans were collected from blood or other sterile site infections. Biofilm dry weight and metabolic activity were measured for each isolate. Planktonic and sessile antifungal susceptibilities of each isolate were determined for amphotericin B deoxycholate, caspofungin, and voriconazole. Sessile susceptibilities were determined for the combination of caspofungin/voriconazole. No significant differences in biofilm dry weight or metabolic activity were found between bloodstream and other invasive isolates. Planktonic MIC90 values and sessile MIC90 (SMIC90) values were 0.25 and 2, 0.06 and >256, and 0.5 and 2 microg/mL for amphotericin, voriconazole, and caspofungin, respectively. The SMIC90 of the combination of caspofungin/voriconazole against sessile isolates was 0.5/2 microg/mL. Therefore, the source of invasive C. albicans clinical isolates did not affect in vitro biofilm formation. Susceptibility to antifungal agents decreased when C. albicans was associated with biofilm, and the combination of caspofungin/voriconazole did not appear to provide enhanced activity compared with caspofungin alone.
Descriptors
Antifungal Agents/pharmacology, Biofilms/drug effects, Candida albicans/drug effects/physiology, Drug Therapy, Combination, Echinocandins, Humans, Microbial Sensitivity Tests/methods, Peptides, Cyclic/pharmacology, Pyrimidines/pharmacology, Triazoles/pharmacology, Voriconazole
Links
Book Title
Database
Publisher
Data Source
Authors
Shuford,J. A., Piper,K. E., Steckelberg,J. M., Patel,R.
Original/Translated Title
URL
Date of Electronic
20061201
PMCID
Editors
Waterpipe smoking as a replacement for cigarette smoking 2007
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Pharmazeutische Zeitung
Periodical, Abbrev.
Pharm.Ztg.
Pub Date Free Form
2007/08
Volume
152
Issue
34
Start Page
30
Other Pages
Notes
Place of Publication
ISSN/ISBN
0031-7136
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
Descriptors
nicotine, tobacco smoke, smoking, human, note, risk reduction, water pipe smoking, world health organization
Links
Book Title
Wasserpfeife als einstieg fürs rauchen
Database
Embase
Publisher
Data Source
Embase
Authors
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Gender differences in smoking behavior among adolescents in Saudi Arabia 2007 Faculty of Medicine, King Fahad Medical City, College of Applied Medicine, King Saud University, PO Box 59048 Riyadh 11525, Kingdom of Saudi Arabia. Abdallaali63@hotmail.com
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Saudi medical journal
Periodical, Abbrev.
Saudi Med.J.
Pub Date Free Form
Jul
Volume
28
Issue
7
Start Page
1102
Other Pages
1108
Notes
LR: 20141120; JID: 7909441; ppublish
Place of Publication
Saudi Arabia
ISSN/ISBN
0379-5284; 0379-5284
Accession Number
PMID: 17603720
Language
eng
SubFile
Comparative Study; Journal Article; IM
DOI
20060965' [pii]
Output Language
Unknown(0)
PMID
17603720
Abstract
OBJECTIVE: To describe and assess gender differences in current cigarette smokers' according to certain variables including prevalence, access to tobacco, knowledge and attitude, environmental tobacco smoke, cessation of smoking, tobacco related advertisements, and education on tobacco in school among adolescents in grades 7-12 in Tabuk, Saudi Arabia. METHODS: A random sample of schools in Tabuk city was obtained using a 2-stage cluster, in April 2005. A total of 16 governmental schools were selected. Within the schools, 48 classes were selected, targeting grades was 7 to 12. An anonymous, self-administered questionnaire was used to select 1,505 participants, with 96% response rate. RESULTS: Out of 1,505 students, 22.3% (34% males, 11.1% females) were current cigarette smokers (students who had smoked on one or more days in the 30 days preceding the survey), and 5.8% (11.1% males, 0.7% females) were daily smokers. There were significant gender differences concerning source of cigarettes, usual place of smoke, intensity of smoking, knowledge on addiction of tobacco, exposure to education on tobacco, attitudes, and exposure to tobacco smoke in public places. While no significant gender differences were found with respect to age of initiation, knowledge of health hazards of tobacco, exposure to media, desire to quit, or exposure to tobacco smoke at home. CONCLUSION: For the suppression of the use of tobacco by adolescents in Saudi Arabia differential intervention strategies and policies in males and females are needed, such as reducing youth access to cigarettes-in addition to intensive school and community anti-tobacco programs.
Descriptors
Adolescent, Child, Female, Humans, Male, Psychology, Adolescent, Saudi Arabia, Sex Factors, Smoking, Smoking Cessation
Links
Book Title
Database
Publisher
Data Source
Authors
Abdalla,A. M., Al-Kaabba,A. F., Saeed,A. A., Abdulrahman,B. M., Raat,H.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Antioxidant activity and cytotoxicity study of the flavonol glycosides from Bauhinia galpinii 2007 Department of Chemistry, Obafemi Awolowo University, Ile-Ife, Nigeria. marogba@oauife.edu.ng
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Natural product research
Periodical, Abbrev.
Nat.Prod.Res.
Pub Date Free Form
Jun
Volume
21
Issue
7
Start Page
591
Other Pages
599
Notes
LR: 20091119; JID: 101167924; 0 (Antioxidants); 0 (Biphenyl Compounds); 0 (Flavonols); 0 (Formazans); 0 (Glycosides); 0 (Hydrazines); 0 (Picrates); 0 (Tetrazolium Salts); 1898-66-4 (2,2-diphenyl-1-picrylhydrazyl); 23305-68-2 (MTT formazan); ppublish
Place of Publication
England
ISSN/ISBN
1478-6419; 1478-6419
Accession Number
PMID: 17613816
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
779728379 [pii]
Output Language
Unknown(0)
PMID
17613816
Abstract
The antioxidant activity of the crude extract and solvent fractions obtained from the leaves of Bauhinia galpinii was evaluated in terms of capacity to scavenge 2,2-diphenyl-1-picrylhydrazyl (DPPH) free radicals. The crude extract and the more polar solvent fractions (ethyl acetate and butanol) showed considerable antioxidant activity. The antioxidant potential of the extracts, expressed as EC50, ranged between 28.85 +/- 1.28 microg mL(-1)and 118.16 +/- 6.41 microg mL(-1). L-Ascorbic acid was used as a standard (EC50 = 19.79 +/- 0.14 microM). Bioassay guided fractionation of the two active solvent fractions led to the isolation of three flavonoid glycosides, identified as: quercetin-3-O-galactopyranoside (1), myricetin-3-O-galactopyranoside (2), and 2''-O-rhamnosylvitexin (3). These compounds are reported for the first time from this species. The structures of the compounds were determined on the basis of spectral studies (1H NMR, 13C NMR and MS). Their antioxidant potential was evaluated using a DPPH spectrophotometric assay. Compound 2 had higher and 3 had lower antioxidant activity than L-ascorbic acid. No cytotoxic effects were displayed by compounds 1 and 3, but compound 2 was cytotoxic to Vero cells (LC50 = 74.68 microg mL(-1)) and bovine dermis cells (LC50 = 30.69 microg mL(-1)).
Descriptors
Animals, Antioxidants/chemistry/isolation & purification/pharmacology, Bauhinia/chemistry, Biphenyl Compounds/chemistry, Cattle, Cell Survival/drug effects, Cercopithecus aethiops, Flavonols/chemistry/isolation & purification/pharmacology, Formazans/metabolism, Glycosides/chemistry/isolation & purification/pharmacology, Hydrazines/chemistry, Mass Spectrometry, Nuclear Magnetic Resonance, Biomolecular, Picrates, Plant Leaves/chemistry, Plants, Medicinal/chemistry, Skin/cytology/drug effects, South Africa, Spectrophotometry, Ultraviolet, Tetrazolium Salts/metabolism, Vero Cells
Links
Book Title
Database
Publisher
Data Source
Authors
Aderogba,M. A., McGaw,L. J., Ogundaini,A. O., Eloff,J. N.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Risk factors associated with Intrauterine Growth Retardation (IUGR) in Bandar Abbas 2007 Aghamolaei, T., Department of Health Services, School of Public Health, Hormozgan University of Medical Sciences, Bandar Abbad, Iran
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Journal of Medical Sciences
Periodical, Abbrev.
J.Med.Sci.(Pakistan)
Pub Date Free Form
2007/05
Volume
7
Issue
4
Start Page
665
Other Pages
669
Notes
Place of Publication
ISSN/ISBN
1682-4474; 1812-5727
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
Children who are born with Intrauterine Growth Retardation (IUGR) have higher rates of seizures, sepsis, respiratory failure and neonatal mortality. The aim of this study was to determine risk factors associated with IUGR. This was a case-control study that carried out in Shariati Hospital of Bandar Abbas. Sixty IUGR and 60 normal birth weight infants were selected in the delivery room. The first normal birth weight baby born, after an IUGR baby, was taken as a control. A structured questionnaire was used to collect socio-demographic data, maternal data including past obstetric history, current pregnancy and delivery data, as well as data about the newborns. Data were analyzed using SPSS version 13 software. Risk factors associated with IUGR in this study were maternal work (OR = 10.2, CI 95% = 1.2-87.3), to have hypertension (OR = 7.4, CI 95% = 1.5-36.9), to use hookah during pregnancy (OR 3.5, CI 95% = 1.1-12.6) and not to use antenatal care (OR = 3.9, CI 95% = 1.2-13.7). Screening women for known risk factors of IUGR, counseling, health education about risks of IUGR and the ways of prevention is necessary to reduce the rate of it.
Descriptors
anamnesis, article, controlled study, delivery, demography, employment status, female, health education, hospital based case control study, human, infant, intrauterine growth retardation, major clinical study, male, maternal hypertension, obstetrics, patient counseling, pregnancy, prenatal care, risk assessment, risk reduction, screening test, socioeconomics, structured questionnaire
Links
Book Title
Database
Embase
Publisher
Data Source
Embase
Authors
Aghamolaei,T., Eftekhar,H., Zare,S.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Histopathologic changes in oral mucosa of Yemenis addicted to water-pipe and cigarette smoking in addition to takhzeen al-qat 2007 Ali, A.A., Department of Biomedical Dental Sciences. Unit of Oral Pathology and Medicine, King Faisal University College of Dentistry, Dammam, Saudi Arabia
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Oral surgery, oral medicine, oral pathology, oral radiology, and endodontics
Periodical, Abbrev.
Oral Surg.Oral Med.Oral Pathol.Oral Radiol.Endod.
Pub Date Free Form
/
Volume
103
Issue
3
Start Page
e55; e59
Other Pages
e55; e59
Notes
Place of Publication
ISSN/ISBN
1079-2104
Accession Number
Language
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
Background: Because the clinicopathologic effects of takhzeen al-qat are similar to those induced by smoking, the aim of this paper was to study the oral effect of 3 bad oral habits: takhzeen al-qat and cigarette and water-pipe smoking. Study design: This study was done on 33 Yemeni chronic qat users grouped as heavy cigarette smokers (GI), nonsmokers (GII) and water-pipe smokers (GIII). In all cases (n = 33) 2 biopsies were taken (n = 66), one from the buccal mucosa at the chewing side and the other from a similar mucosa at the contralateral (nonexposed) side. Biopsies were prepared for routine H&E staining. Results: Acanthosis appeared in 88% and 0%, abnormal rete ridges in 70% and 3%, hyperparakeratosis in 67% and 0%, and epithelial dysplasia in 30% and 0% of the chewing and nonchewing sides, respectively, in the 3 groups. Epithelial dysplasia appeared in 41% of GI and GIII (smokers) but in only 9% of GII (nonsmokers). Conclusions: Takhzeen al-qat causes distinct histopathologic changes in the oral mucosa at the side of chewing, such as acanthosis, abnormal rete ridges, and hyperparakeratosis. The association between takhzeen al-qat and cigarette or water-pipe smoking may increase the risk of epithelial dysplasia. © 2007 Mosby, Inc. All rights reserved.
Descriptors
adult, article, Catha edulis, female, human, male, melanosis, middle aged, mouth disease, mouth mucosa, parakeratosis, pathology, risk, risk factor, smoking, Yemen
Links
Book Title
Database
MEDLINE
Publisher
Data Source
Embase
Authors
Ali,A. A.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Role of members of university students' unions in tobacco prevention 2007
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
J Prev Med Hyg
Periodical, Abbrev.
Pub Date Free Form
Volume
48
Issue
4
Start Page
136
Other Pages
40
Notes
ID: 18557308
Place of Publication
ISSN/ISBN
Accession Number
Language
en
SubFile
DOI
Output Language
Unknown(0)
PMID
Abstract
INTRODUCTION: In Egypt, each faculty has it own students' union, which represents the students and collaborates in organizing all educational, sporting and social activities. The objectives of the current study were to evaluate the knowledge of members of students' unions about cigarette and Shisha smoking together with assessing their attitudes towards smoking in public places in general and in the university. METHODOLOGY: A random sample of members of Ain Shams University Students' Unions was subjected to an interview questionnaire. All participants were individually interviewed face-to-face by a trained interviewer from March 1, 2005 to April 30, 2005. RESULTS: Our study showed that 34 (31.5%) students were smokers. The mean knowledge score percentage was 79.4 +/- 20.7. Regarding knowledge about Shisha smoking hazards, the majority of the students (84.3%) knew that Shisha smoking is hazardous. The mean attitude score percentage was 56.8 +/- 22.2. Smokers had less mean knowledge as regard smoking hazards compared to non-smokers (p < 0.01). Also, smokers had a lower mean attitude compared to non-smokers (p < 0.001). More than one-third (38.9%) of the interviewed students didn't know if the students' union has a policy for prevention of smoking or not. CONCLUSION: Our findings point that although our students had a moderately high mean knowledge score yet this didn't increase their attitude about the smoking problem in the university and in the community. This supports the notion that, in addition to knowledge about smoking hazards, efforts are needed to change beliefs that allow this offensive habit to continue.
Descriptors
Health Knowledge, Attitudes, Practice, Health Promotion, Smoking/prevention & control, Social Marketing, Students, Universities, Adolescent, Adult, Age Factors, Egypt, Humans, Male, Organizational Policy, Spain, Questionnaires
Links
http://pesquisa.bvsalud.org/ghl/resource/en/mdl-18557308
Book Title
Database
MEDLINE; http://www.globalhealthlibrary.net/
Publisher
Data Source
Authors
Allam,M. F., Abd Elaziz,K.M.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Microbial population present in fermented beverage &#39;cauim&#39; produced by Brazilian Amerindians 2007 Biology Department, Federal University of Lavras, 37200-000, Lavras, MG, Brazil.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
International journal of food microbiology
Periodical, Abbrev.
Int.J.Food Microbiol.
Pub Date Free Form
30-Nov
Volume
120
Issue
2-Jan
Start Page
146
Other Pages
151
Notes
LR: 20151119; JID: 8412849; 3K9958V90M (Ethanol); 2006/08/24 [received]; 2007/06/04 [revised]; 2007/06/12 [accepted]; 2007/08/23 [aheadofprint]; ppublish
Place of Publication
Netherlands
ISSN/ISBN
0168-1605; 0168-1605
Accession Number
PMID: 17888538
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
S0168-1605(07)00455-2 [pii]
Output Language
Unknown(0)
PMID
17888538
Abstract
The Tapirape Amerindians of the Tapi'itawa tribe produce several fermented foods and beverages among them the beverage called 'cauim'. This beverage is the main staple food for infants until two years old and their parents. For producing the beverage, several substrates are used, such as: cassava, rice, corn, maize and peanuts. The fermentation using mainly cassava was accomplished and samples were collected for chemical and microbiological analysis. A progressive acidification during the fermentation was observed and pH value decreased from 5.5 to 3.4. Lactic acid was the most important fermentation metabolite found but significant amounts of ethanol and acetic acid were also observed. The microbial load was high at the beginning of the fermentation, bacterial population was about 6.8 log cfu/ml and yeast population was 3.7 log cfu/ml. A total of 355 bacteria were isolated and identified. All the isolates were grouped into Gram-negative (3.5%), Gram-positive non-sporulating (78%) and Gram-positive sporulating bacteria (18.5%). Lactic acid bacteria increased from the beginning of fermentation and became the dominant microorganism throughout the fermentation. Species of bacteria were varied and they were found to be Lactobacillus pentosus, L. plantarum, Corynebacterium xerosis, C. amylocolatum, C. vitarumen, Bacillus cereus, B. licheniformis, B. pumilus, B. circulans and Paenibacillus macerans. The species L. pentosus and L. plantarum were the dominant bacteria and were present in all the periods of evaluation of the samples.
Descriptors
Beverages/microbiology, Brazil, Colony Count, Microbial, Edible Grain/microbiology, Ethanol/analysis, Fermentation, Food Handling/methods, Food Microbiology, Hydrogen-Ion Concentration, Lactobacillus/growth & development/isolation & purification, Manihot/microbiology, Time Factors
Links
Book Title
Database
Publisher
Data Source
Authors
Almeida,E. G., Rachid,C. C., Schwan,R. F.
Original/Translated Title
URL
Date of Electronic
20070823
PMCID
Editors
Environmental and economic evaluation of the Massachusetts Smoke-Free Workplace Law 2007 Harvard School of Public Health, Division of Public Health Practice, Tobacco Research Program, 401 Park Drive, Landmark Building, Floor 3E, Boston, MA 02215, USA. halpert@hsph.harvard.edu
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Journal of community health
Periodical, Abbrev.
J.Community Health
Pub Date Free Form
Aug
Volume
32
Issue
4
Start Page
269
Other Pages
281
Notes
JID: 7600747; 0 (Particulate Matter); 0 (Tobacco Smoke Pollution); ppublish
Place of Publication
United States
ISSN/ISBN
0094-5145; 0094-5145
Accession Number
PMID: 17696050
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
Output Language
Unknown(0)
PMID
17696050
Abstract
An environmental and economic evaluation of the smoke-free law in Massachusetts provides a broad appreciation of how a state-wide smoking ban affects the health of patrons and workers as well as the industries that are commonly concerned about the effects of smoking bans on business. The aim of this study is to evaluate environmental and economic effects of the statewide Massachusetts statewide Smoke-Free Workplace Law. Before and after the smoking ban, air quality testing was conducted in a sample (n = 27) of hospitality venues and state-wide economic changes were assessed. Compliance, in terms of patronage was measured by person-counts. Environmental outcomes were respirable suspended particles (RSP) less than 2.5 microns in diameter (PM2.5). Economic outcomes were meals tax collections, employment in the food services and drinking places and accommodations industries. On average, levels of respirable suspended particles (RSPs) less than 2.5 microns in diameter (PM2.5) decreased 93% in these venues after the Massachusetts Smoke-free Workplace Law went into effect. No statistically significant changes were observed among the economic indicators. This evaluation demonstrates that the state-wide Massachusetts law has effectively improved indoor air quality in a sample of Massachusetts venues and has not negatively affected several economic indicators.
Descriptors
Air Pollution, Indoor/analysis, Environmental Monitoring, Humans, Massachusetts, Occupational Exposure/legislation & jurisprudence/prevention & control, Particulate Matter/analysis, Public Facilities/legislation & jurisprudence, Restaurants/economics/legislation & jurisprudence, Smoking/economics/legislation & jurisprudence/prevention & control, Taxes, Tobacco Smoke Pollution/economics/legislation & jurisprudence/prevention & control, Workplace/legislation & jurisprudence
Links
Book Title
Database
Publisher
Data Source
Authors
Alpert,H. R., Carpenter,C. M., Travers,M. J., Connolly,G. N.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors