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Distribution and molecular characterization of genes encoding CTX-M and AmpC beta-lactamases in Escherichia coli isolated from an Indian urban aquatic environment 2015 Microbial Pathogenicity Laboratory, Department of Microbiology, University of Delhi South Campus, Benito Juarez Road, New Delhi 110021, India.; Microbial Pathogenicity Laboratory, Department of Microbiology, University of Delhi South Campus, Benito Juarez
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Print(0)
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Journal Article
Periodical, Full
The Science of the total environment
Periodical, Abbrev.
Sci.Total Environ.
Pub Date Free Form
1-Feb
Volume
505
Issue
Start Page
350
Other Pages
356
Notes
CI: Copyright (c) 2014; JID: 0330500; 0 (Bacterial Proteins); EC 3.5.2.- (beta-lactamase CTX-M-15); EC 3.5.2.6 (AmpC beta-lactamases); EC 3.5.2.6 (beta-Lactamases); OTO: NOTNLM; 2014/06/16 [received]; 2014/08/14 [revised]; 2014/09/25 [accepted]; 2014/10/2
Place of Publication
Netherlands
ISSN/ISBN
1879-1026; 0048-9697
Accession Number
PMID: 25461036
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
10.1016/j.scitotenv.2014.09.084 [doi]
Output Language
Unknown(0)
PMID
25461036
Abstract
Aquatic environments harboring antibiotic resistant Escherichia coli constitute an important public health concern. Thus, it is important to characterize the resistance genetic elements of waterborne E. coli. It is also important to identify the predominant clonal groups/phylogroups represented by resistant strains to understand the epidemiology of antibiotic resistant E. coli in natural environments, and to identify the role of well-established genotypes in the spread of resistance in a particular geographical area through natural environments. In the present investigation, E. coli strains (n=126) isolated from various points along the river Yamuna traversing through the National Capital Territory of Delhi (India) were grouped phylogenetically. A collection of 61 strains representing all phylogroups was investigated for extended-spectrum beta-lactamase (ESBL) and AmpC production. blaTEM, blaSHV and blaCTX-M genes were detected and analyzed, promoter/attenuator mutations associated with chromosomally-mediated AmpC overexpression were identified, and plasmid-mediated ampC was determined. blaTEM was the most widespread (100%) gene followed by bla(CTX-M) (16%), and plasmid-mediated ampC (3%). bla(CTX-M-15) and bla(CMY-42) were identified as the genes encoding CTX-M type ESBL and CIT type AmpC beta-lactamases, respectively. CTX-M-15 ESBL phenotype was most common in phylogroup D (50%), followed by phylogroups B1 (30%), and A (20%). E. coli that produce plasmid-mediated AmpC were rare and present only in phylogroup D. Presence of multi beta-lactam resistance, bla(CTX-M-15) and bla(CMY-42) in waterborne E. coli belonging to virulence-associated phylogroup D highlights the need for routine surveillance of resistance determinants in aquatic environments. This is also the first report for the presence of bla(CMY-42) in waterborne E. coli.
Descriptors
Links
Book Title
Database
Publisher
Elsevier B.V
Data Source
Authors
Bajaj,P., Singh,N.S., Kanaujia,P.K., Virdi,J.S.
Original/Translated Title
URL
Date of Electronic
20141029
PMCID
Editors
Association Between Childhood Residential Mobility and Non-medical Use of Prescription Drugs Among American Youth 2015 Department of Epidemiology, Robert C. Byrd Health Sciences Center, West Virginia University School of Public Health, P.O. Box 9190, Morgantown, WV, 26506-9190, USA. mstabler@hsc.wvu.edu.; Department of Epidemiology, Injury Control Research Center, West Vi
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Maternal and child health journal
Periodical, Abbrev.
Matern.Child Health J.
Pub Date Free Form
Dec
Volume
19
Issue
12
Start Page
2646
Other Pages
2653
Notes
GR: R49CE002109/CE/NCIPC CDC HHS/United States; JID: 9715672; OTO: NOTNLM; ppublish
Place of Publication
United States
ISSN/ISBN
1573-6628; 1092-7875
Accession Number
PMID: 26156823
Language
eng
SubFile
Journal Article; Research Support, U.S. Gov't, P.H.S.; IM
DOI
10.1007/s10995-015-1785-z [doi]
Output Language
Unknown(0)
PMID
26156823
Abstract
INTRODUCTION: Prescription drug abuse is a public health epidemic, resulting in 15,000 deaths annually. Disruption of childhood residence has been shown to increase drug-seeking behavior among adolescents; however, little research has explored its association specifically with non-medical use of prescription drugs (NMUPD). The objective of the study was to measure the association between residential mobility and NMUPD. METHODS: The 2010 National Survey on Drug Use and Health data were analyzed for 15,745 participants aged 12-17 years. NMUPD was defined as self-report of any non-medical use (i.e., taking a prescription drug that was not prescribed to them or consumption for recreational purposes) of tranquilizers, pain relievers, sedatives, or stimulants. Logistic regression for survey data was used to estimate the association between residential mobility and NMUPD, adjusting for potential confounders. RESULTS: After controlling for demographic, intrapersonal, interpersonal, and community factors, adolescents with low mobility (1-2 moves in the past 5 years) and residential instability (>/=3 moves) were 16% (OR 1.16, 95% CI 1.01, 1.33) and 25% (OR 1.25, 95% CI 1.00, 1.56) more likely to report NMUPD compared to non-mobile adolescents (0 moves). Low-mobile adolescents were 18% (OR 1.18, 95% CI 1.01, 1.38) more likely to abuse pain relievers, specifically. No relationship was found between moving and tranquilizer, stimulant, or sedative use. DISCUSSION: Increasing childhood residential mobility is associated with NMUPD; therefore, efforts to prevent NMUPD should target mobile adolescents. Further examination of the psychological effects of moving and its association with pain reliever abuse is indicated.
Descriptors
Links
Book Title
Database
Publisher
Data Source
Authors
Stabler,M.E., Gurka,K.K., Lander,L.R.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Pre- and postnatal exposure to tobacco smoke and respiratory outcomes during the first year 2015 Unit of Addictive Disorders, San Marcelino Primary Health Care Center, Valencia, Spain; Center for Public Health Research (CSISP/FISABIO), Valencia, Spain; Spanish Consortium for Research on Epidemiology and Public Health (CIBERESP), Madrid, Spain.
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Indoor air
Periodical, Abbrev.
Indoor Air
Pub Date Free Form
Feb
Volume
25
Issue
1
Start Page
4
Other Pages
12
Notes
CI: (c) 2014; JID: 9423515; 0 (Tobacco Smoke Pollution); OTO: NOTNLM; 2014/01/17 [received]; 2014/05/02 [accepted]; 2014/06/21 [aheadofprint]; ppublish
Place of Publication
England
ISSN/ISBN
1600-0668; 0905-6947
Accession Number
PMID: 24810295
Language
eng
SubFile
Journal Article; Multicenter Study; IM
DOI
10.1111/ina.12128 [doi]
Output Language
Unknown(0)
PMID
24810295
Abstract
The different role of prenatal and postnatal exposure to tobacco smoke in respiratory outcomes in infants has not yet been clearly established. Our objective is to assess the effects of these exposures on the risk of respiratory outcomes during the first year of life of infants from a Spanish multicenter cohort study. A total of 2506 women were monitored until delivery. About 2039 infants made up the final population. The outcomes were caused by the occurrence of the following: otitis, cough persisting for more than 3 weeks, lower respiratory tract symptoms (wheezing or chestiness), and lower respiratory tract infections (bronchitis, bronchiolitis, or pneumonia). The relationship between prenatal and postnatal exposure and health outcomes was explored using logistic regression analysis. Maternal smoking during pregnancy increased the odds for wheezing (OR: 1.41, 95% CI: 0.99-2.01) and chestiness (OR: 1.46, 95% CI: 1.03-2.01). Postnatal exposure from fathers was associated with otitis (OR: 1.25, 95% CI: 1.01-1.54). Passive exposure at work of non-smoking mothers during pregnancy was related to cough (OR: 1.62, 95% CI: 1.05-2.51). Exposure to tobacco smoke was related to a higher risk of experiencing respiratory outcomes in young infants. Prenatal exposure was that most clearly associated with the respiratory outcomes analyzed.
Descriptors
Links
Book Title
Database
Publisher
John Wiley & Sons A/S. Published by John Wiley & Sons Ltd
Data Source
Authors
Fuentes-Leonarte,V., Estarlich,M., Ballester,F., Murcia,M., Esplugues,A., Aurrekoetxea,J.J., Basterrechea,M., Fernandez-Somoano,A., Morales,E., Gascon,M., Tardon,A., Rebagliato,M.
Original/Translated Title
URL
Date of Electronic
20140621
PMCID
Editors
Long-term prognostic effect of coronary atherosclerotic burden: validation of the computed tomography-Leaman score 2015 From the Centro Cardiologico Monzino, IRCCS, Milan, Italy (S.M., G.P., A.L.B., E.B., M.P., D.A.); Cardiology Department, Hospital de Santa Cruz, CHLO, Lisbon, Portugal (P.D.A.G.); Cardiovascular Center, Hospital da Luz, ESS, Lisbon, Portugal (P.D.A.G.); C
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Circulation.Cardiovascular imaging
Periodical, Abbrev.
Circ.Cardiovasc.Imaging
Pub Date Free Form
Feb
Volume
8
Issue
2
Start Page
e002332
Other Pages
Notes
CI: (c) 2014; JID: 101479935; CIN: Circ Cardiovasc Imaging. 2015 Feb;8(2):e003081. PMID: 25666718; OTO: NOTNLM; ppublish
Place of Publication
United States
ISSN/ISBN
1942-0080; 1941-9651
Accession Number
PMID: 25666717
Language
eng
SubFile
Journal Article; Validation Studies; IM
DOI
10.1161/CIRCIMAGING.114.002332 [doi]
Output Language
Unknown(0)
PMID
25666717
Abstract
BACKGROUND: Computed tomography-adapted Leaman score (CT-LeSc) was developed to quantify coronary CT angiography information about atherosclerotic burden (lesion localization, stenosis degree, and plaque composition). The objective of the study is to evaluate CT-LeSc long-term prognostic value in patients with suspected coronary artery disease (CAD). METHODS AND RESULTS: Single-center prospective registry including 1304 consecutive patients undergoing coronary CT angiography for suspected CAD. High CT-LeSc was defined by upper tertile (score, >5) cutoff. Segment involvement score and segment stenosis score were also evaluated. Hard cardiac events (cardiac death and nonfatal acute coronary syndromes) were considered for analysis. Different Cox regression models were used to identify independent event predictors. Kaplan-Meier event-free survival was evaluated in 4 patient subgroups stratified by obstructive (>/=50% stenosis) versus nonobstructive CAD and a high (>5) versus a low (=5) CT-LeSc. Of 1196 patients included in the final analysis (mean follow-up of 52+/-22 months), 125 patients experienced 136 hard events (18 cardiac deaths and 118 nonfatal myocardial infarction). All atherosclerotic burden scores were independent predictors of cardiac events (hazard ratios of 3.09 for segment involvement score, 4.42 for segment stenosis score, and 5.39 for CT-LeSc). Cumulative event-free survival was 76.8% with a high CT-LeSc and 96.0% with a low CT-LeSc. Event-free survival in nonobstructive CAD with high CT-LeSc (78.6%) was similar to obstructive CAD with high CT-LeSc (76.5%) but lower than obstructive CAD with low CT-LeSc (80.7%). CONCLUSIONS: CT-LeSc is an independent long-term predictor of hard cardiac events. Patients with nonobstructive CAD and high CT-LeSc had hard event-free survival similar to patients with obstructive CAD.
Descriptors
Links
Book Title
Database
Publisher
American Heart Association, Inc
Data Source
Authors
Mushtaq,S., De Araujo Goncalves,P., Garcia-Garcia,H.M., Pontone,G., Bartorelli,A.L., Bertella,E., Campos,C.M., Pepi,M., Serruys,P.W., Andreini,D.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
A novel real-time PCR assay for the specific identification and quantification of Weissella viridescens in blood sausages 2015 Department of Biotechnology and Food Science, University of Burgos, Pza. Misael Banuelos s/n, 09001, Burgos, Spain. Electronic address: emgomez@ubu.es.; Department of Advanced Materials, Nuclear Technology and Applied Nano/Biotechnology, University of Bur
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
23-Dec
Volume
215
Issue
Start Page
16
Other Pages
24
Notes
CI: Copyright (c) 2015; JID: 8412849; 0 (DNA Primers); OTO: NOTNLM; 2015/05/17 [received]; 2015/08/04 [revised]; 2015/08/07 [accepted]; 2015/08/16 [aheadofprint]; ppublish
Place of Publication
Netherlands
ISSN/ISBN
1879-3460; 0168-1605
Accession Number
PMID: 26318409
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
10.1016/j.ijfoodmicro.2015.08.002 [doi]
Output Language
Unknown(0)
PMID
26318409
Abstract
Weissella viridescens has been identified as one of the lactic acid bacteria (LAB) responsible for the spoilage of "morcilla de Burgos". In order to identify and quantify this bacterium in "morcilla de Burgos", a new specific PCR procedure has been developed. The primers and Taqman probe were designed on the basis of a sequence from the gene recN. To confirm the specificity of the primers, 77 strains from the genera Carnobacterium, Enterococcus, Lactobacillus, Leuconostoc, Pediococcus, Streptococcus, Vagococcus and Weissella were tested by conventional PCR. The specificity of the primers and the correct functioning of the probe was confirmed by performing real-time PCR (qPCR) with 21 W. viridescens strains and 27 strains from other LAB genera. The levels of detection and quantification for the qPCR procedure proposed herein were determined for a pure culture of W. viridescens CECT 283(T) and for "morcilla de Burgos" artificially inoculated with this species. The primers were specific for W. viridescens, with only one product of 91 bp being observed for this species. Similarly, the qPCR reactions were found to be specific, amplifying at a mean CT of 15.0+/-0.4 only for W. viridescens strains. The limit of detection (LOD) and quantification (LOQ) for this procedure was established in 0.082 pg for genomic DNA from W. viridescens. With regard to the artificially inoculated "morcilla", the limit of quantification was established in 80 CFU/reaction and the limit of detection in 8 CFU/reaction. Consequently, the qPCR developed herein can be considered to be a good, fast, simple and accurate tool for the specific detection and quantification of W. viridescens in meat samples.
Descriptors
Links
Book Title
Database
Publisher
Elsevier B.V
Data Source
Authors
Gomez-Rojo,E.M., Romero-Santacreu,L., Jaime,I., Rovira,J.
Original/Translated Title
URL
Date of Electronic
20150816
PMCID
Editors
Gender differences influence overweight smokers' experimentation with electronic nicotine delivery systems 2015 Department of Family Medicine and Public Health, University of California San Diego, La Jolla, CA, United States. Electronic address: dstrong@ucsd.edu.; Department of Psychiatry, University of California San Diego, La Jolla, CA, United States.; Department
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Addictive Behaviors
Periodical, Abbrev.
Addict.Behav.
Pub Date Free Form
Oct
Volume
49
Issue
Start Page
20
Other Pages
25
Notes
LR: 20151001; CI: Copyright (c) 2015; GR: T32 HL079891/HL/NHLBI NIH HHS/United States; JID: 7603486; NIHMS696056; OID: NLM: NIHMS696056; OID: NLM: PMC4478105; OTO: NOTNLM; 2014/08/28 [received]; 2015/04/28 [revised]; 2015/05/04 [accepted]; 2015/05/09 [ahe
Place of Publication
England
ISSN/ISBN
1873-6327; 0306-4603
Accession Number
PMID: 26036665
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
10.1016/j.addbeh.2015.05.003 [doi]
Output Language
Unknown(0)
PMID
26036665
Abstract
INTRODUCTION: Overweight and obese tobacco users possess increased risk of cancer, diabetes, heart disease and chronic tobacco-related disease. Efforts to prevent tobacco-related health risk in this comorbid population would be informed by better understanding and monitoring of trends in the concurrent use of electronic nicotine delivery systems (ENDS) among smokers in the US marketplace. METHOD: The California Longitudinal Smokers Study (CLSS) established a cohort of current cigarette smokers in 2011 who were surveyed for tobacco use and health behavior at baseline and again in 2012 at follow-up. RESULTS: We observed a large increase in reported experimentation with ENDS. As hypothesized, overweight or obese smokers were more likely to report experimentation with ENDS, an increase that was also observed among women. Experimentation with ENDS was not associated with a reduction in use of cigarettes or a decrease in cigarette dependence in this high risk population of smokers. CONCLUSIONS: Continued surveillance of this vulnerable population is needed to better understand how experimentation with new ENDS products may impact health, facilitate switching to non-combustible tobacco or facilitate persistent cigarette dependence.
Descriptors
Links
Book Title
Database
Publisher
. Published by Elsevier Ltd
Data Source
Authors
Strong,D.R., Myers,M., Linke,S., Leas,E., Hofstetter,R., Edland,S., Al-Delaimy,W.K.
Original/Translated Title
URL
Date of Electronic
20150509
PMCID
PMC4478105
Editors
A Randomized Trial of the Effect of E-cigarette TV Advertisements on Intentions to Use E-cigarettes 2015 RTI International, Research Triangle Park, North Carolina. Electronic address: mcf@rti.org.; RTI International, Research Triangle Park, North Carolina.; RTI International, Research Triangle Park, North Carolina.; RTI International, Research Triangle Park,
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
American Journal of Preventive Medicine
Periodical, Abbrev.
Am.J.Prev.Med.
Pub Date Free Form
Nov
Volume
49
Issue
5
Start Page
686
Other Pages
693
Notes
CI: Copyright (c) 2015; JID: 8704773; 2014/10/15 [received]; 2015/04/08 [revised]; 2015/05/08 [accepted]; 2015/07/07 [aheadofprint]; ppublish
Place of Publication
Netherlands
ISSN/ISBN
1873-2607; 0749-3797
Accession Number
PMID: 26163170
Language
eng
SubFile
Journal Article; Randomized Controlled Trial; IM
DOI
10.1016/j.amepre.2015.05.010 [doi]
Output Language
Unknown(0)
PMID
26163170
Abstract
INTRODUCTION: Adolescents' use of electronic cigarettes (e-cigarettes) and exposure to e-cigarette TV advertising have increased in recent years, despite questions about their safety. The current study tests whether exposure to e-cigarette TV advertisements influences intentions to use e-cigarettes in the future and related attitudes. METHODS: A parallel-group randomized controlled experiment was conducted and analyzed in 2014 using an online survey with a convenience sample of 3,655 U.S. adolescents aged 13-17 years who had never tried e-cigarettes. Adolescents in the treatment group viewed four e-cigarette TV advertisements. RESULTS: Adolescents in the treatment group reported a greater likelihood of future e-cigarette use compared with the control group. ORs for the treatment group were 1.54 (p=0.001) for trying an e-cigarette soon; 1.43 (p=0.003) for trying an e-cigarette within the next year; and 1.29 (p=0.02) for trying an e-cigarette if a best friend offered one. Adolescents in the treatment group had higher odds of agreeing that e-cigarettes can be used in places where cigarettes are not allowed (OR=1.71, p
Descriptors
Links
Book Title
Database
Publisher
American Journal of Preventive Medicine. Published by Elsevier Inc
Data Source
Authors
Farrelly,M.C., Duke,J.C., Crankshaw,E.C., Eggers,M.E., Lee,Y.O., Nonnemaker,J.M., Kim,A.E., Porter,L.
Original/Translated Title
URL
Date of Electronic
20150707
PMCID
Editors
Clinical, metabolic, and psychological characteristics in patients with gastroesophageal reflux disease overlap with irritable bowel syndrome 2015 aDepartment of Internal Medicine, Division of Gastroenterology, Taipei Tzu Chi Hospital bDepartment of Internal Medicine, Division of Gastroenterology, Hualien Tzu Chi Hospital, Buddhist Tzu Chi Medical Foundation, Taipei cSchool of Medicine dDepartment o
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
European journal of gastroenterology & hepatology
Periodical, Abbrev.
Eur.J.Gastroenterol.Hepatol.
Pub Date Free Form
May
Volume
27
Issue
5
Start Page
516
Other Pages
522
Notes
JID: 9000874; 0 (Lipoproteins, HDL); ppublish
Place of Publication
England
ISSN/ISBN
1473-5687; 0954-691X
Accession Number
PMID: 25822860
Language
eng
SubFile
Journal Article; Research Support, Non-U.S. Gov't; IM
DOI
10.1097/MEG.0000000000000334 [doi]
Output Language
Unknown(0)
PMID
25822860
Abstract
OBJECTIVES: Gastroesophageal reflux disease (GERD) and irritable bowel syndrome (IBS) are highly prevalent in the general population, with significant symptom overlap, whereas the interaction between both remains poorly understood. We aim to identify the clinical and psychological factors that contribute toward the overlap of GERD and IBS. PATIENTS AND METHODS: We carried out a case-control study among 806 GERD and 176 IBS patients from a health check-up cohort (n=2604). All participants were evaluated using the Reflux Disease Questionnaire score, the Pittsburgh Sleep Quality Index score, the Taiwanese Depression Questionnaire score, and the State-Trait Anxiety Inventory score. Endoscopic findings were classified according to the Los Angeles classification. IBS was diagnosed on the basis of Rome III criteria, and metabolic syndrome was defined by the National Cholesterol Education Program Adult Treatment Panel III definition. RESULTS: Among the study population, 727 individuals had GERD, 97 individuals had IBS, and 79 individuals had a diagnosis of both GERD and IBS (GERD-I). GERD-I patients had more severe GERD symptoms compared with patients with GERD or IBS alone (P
Descriptors
Links
Book Title
Database
Publisher
Data Source
Authors
Hsu,C.S., Liu,T.T., Wen,S.H., Wang,C.C., Yi,C.H., Chen,J.H., Lei,W.Y., Orr,W.C., Fabio,P., Chen,C.L.
Original/Translated Title
URL
Date of Electronic
PMCID
Editors
Crystal structures of two hydrazinecarbo-thio-amide derivatives: (E)-N-ethyl-2-[(4-oxo-4H-chromen-3-yl)methyl-idene]hydrazinecarbo-thio-amide hemi-hydrate and (E)-2-[(4-chloro-2H-chromen-3-yl)methyl-idene]-N-phenyl-hydrazinecarbo-thio-amide 2015 Department of Physics, Ethiraj College for Women (Autonomous), Chennai 600 008, India.; Department of Chemistry, National Institute of Technology, Tiruchirappalli 620 015, India.; Department of Chemistry, National Institute of Technology, Tiruchirappalli
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Acta crystallographica.Section E, Crystallographic communications
Periodical, Abbrev.
Acta Crystallogr.E.Crystallogr.Commun.
Pub Date Free Form
21-Feb
Volume
71
Issue
Pt 3
Start Page
305
Other Pages
308
Notes
LR: 20150408; JID: 101648987; OID: NLM: PMC4350706; OTO: NOTNLM; 2015/03/01 [ecollection]; 2015/02/04 [received]; 2015/02/17 [accepted]; 2015/02/21 [epublish]; epublish
Place of Publication
England
ISSN/ISBN
2056-9890
Accession Number
PMID: 25844194
Language
eng
SubFile
Journal Article
DOI
10.1107/S2056989015003369 [doi]
Output Language
Unknown(0)
PMID
25844194
Abstract
The title compounds, C13H13N3O2S.0.5H2O, (I), and C17H14ClN3OS, (II), are hydrazinecarbo-thio-amide derivatives. Compound (I) crystallizes with two independent mol-ecules (A and B) and a water mol-ecule of crystallization in the asymmetric unit. The chromene moiety is essentially planar in mol-ecules A and B, with maximum deviations of 0.028 (3) and 0.016 (3) A, respectively, for the carbonyl C atoms. In (II), the pyran ring of the chromene moiety adopts a screw-boat conformation and the phenyl ring is inclined by 61.18 (9) degrees to its mean plane. In the crystal of (I), bifurcated N-Hcdots, three dots, centeredO and C-Hcdots, three dots, centeredO hydrogen bonds link the two independent mol-ecules forming A-B dimers with two R 2 (1)(6) ring motifs, and R 2 (2)(10) and R 2 (2)(14) ring motifs. In addition to these, the water mol-ecule forms tetra-furcated hydrogen bonds which alternately generate R 4 (4)(12) and R 6 (6)(22) graph-set ring motifs. There are also pi-pi [inter-centroid distances = 3.5648 (14) and 3.6825 (15) A] inter-actions present, leading to the formation of columns along the c-axis direction. In the crystal of (II), mol-ecules are linked by pairs of N-Hcdots, three dots, centeredS hydrogen bonds, forming inversion dimers with an R 2 (2)(8) ring motif. The dimers are linked by C-Hcdots, three dots, centeredpi inter-actions, forming ribbons lying parallel to (210).
Descriptors
Links
Book Title
Database
Publisher
Data Source
Authors
Gangadharan,R., Haribabu,J., Karvembu,R., Sethusankar,K.
Original/Translated Title
URL
Date of Electronic
20150221
PMCID
PMC4350706
Editors
Lack of attentional retraining effects in cigarette smokers attempting cessation: a proof of concept double-blind randomised controlled trial 2015 UK Centre for Tobacco and Alcohol Studies, Nuffield Department of Primary Care Health Sciences, University of Oxford, Oxford OX2 6GG, UK. Electronic address: rachna.begh@phc.ox.ac.uk.; UK Centre for Tobacco and Alcohol Studies, School of Experimental Psyc
Source Type
Print(0)
Ref Type
Journal Article
Periodical, Full
Drug and alcohol dependence
Periodical, Abbrev.
Drug Alcohol Depend.
Pub Date Free Form
1-Apr
Volume
149
Issue
Start Page
158
Other Pages
165
Notes
LR: 20160805; CI: Copyright (c) 2015; ISRCTN/ISRCTN54375405; GR: MC_UU_12013/6/Medical Research Council/United Kingdom; JID: 7513587; EMS69300; OID: NLM: EMS69300; OID: NLM: PMC4961243; OTO: NOTNLM; 2014/10/02 [received]; 2015/01/20 [revised]; 2015/01/28
Place of Publication
Ireland
ISSN/ISBN
1879-0046; 0376-8716
Accession Number
PMID: 25697911
Language
eng
SubFile
Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't; IM
DOI
10.1016/j.drugalcdep.2015.01.041 [doi]
Output Language
Unknown(0)
PMID
25697911
Abstract
BACKGROUND: Observational studies have shown that attentional bias for smoking-related cues is associated with increased craving and relapse. Laboratory experiments have shown that manipulating attentional bias may change craving. Interventions to reduce attentional bias could reduce relapse in smokers seeking to quit. We report a clinical trial of attentional retraining in treatment-seeking smokers. METHODS: This was a double-blind randomised controlled trial that took place in UK smoking cessation clinics. Smokers interested in quitting were randomised to five weekly sessions of attentional retraining (N=60) or placebo training (N = 58) using a modified visual probe task from one week prior to quit day. Both groups received 21 mg nicotine patches (from quit day onwards) and behavioural support. Primary outcomes included change in attentional bias reaction times four weeks after quit day on the visual probe task and craving measured weekly using the Mood and Physical Symptoms Scale. Secondary outcomes were changes in withdrawal symptoms, time to first lapse and prolonged abstinence. RESULTS: No attentional bias towards smoking cues was found in the sample at baseline (mean difference = 3 ms, 95% CI = -2, 9). Post-training bias was not significantly lower in the retraining group compared with the placebo group (mean difference = -9 ms, 95% CI = -20, 2). There was no difference between groups in change in craving (p = 0.89) and prolonged abstinence at four weeks (risk ratio = 1.00, 95% CI = 0.70, 1.43). CONCLUSIONS: Taken with one other trial, there appears to be no effect from clinic-based attentional retraining using the visual probe task. Attentional retraining conducted out of clinic may prove more effective. CLINICAL TRIAL REGISTRATION: UK Clinical Trials ISRCTN 54375405.
Descriptors
Links
Book Title
Database
Publisher
Elsevier Ireland Ltd
Data Source
Authors
Begh,R., Munafo,M.R., Shiffman,S., Ferguson,S.G., Nichols,L., Mohammed,M.A., Holder,R.L., Sutton,S., Aveyard,P.
Original/Translated Title
URL
Date of Electronic
20150209
PMCID
PMC4961243
Editors