Serum cotinine
Family Hardships and Serum Cotinine in Children With Asthma
... More than 80% of the families had $1 hardship. More than half of families reported the need to borrow money from friends or family in the last 12 months, and 2 in 5 wanted work but could not fi nd it. All but 2 of the ...
10
Epigenome-wide association study of serum cotinine in current smokers reveals novel genetically driven loci
... and serum cotinine levels as a proxy of nicotine exposure and smoking quantity, assessed the role of SNPs in these associations, and evaluated molecular mediation by methylation in a sample of biochemically ...
13
Assessment of Serum Cotinine and Oxidative Stress Markers in Tobacco Users
... Tobacco users with increased levels of serum cotinine have increased oxidative stress. This suggests that tobacco use could weaken the body’s antioxidant enzymes defense mechanism and increase lipid ...
8
Secondhand Tobacco Smoke Exposure Among Children and Adolescents: United States, 2003–2006
... mean serum cotinine levels between subgroups and that  coefficients from multiple linear regression analy- ses were equal to 0 by using a signifi- cance level of P ⬍ ...
9
Relationships between serum and meconium biomarkers of prenatal tobacco smoke exposure and their association with infant and early childhood growth
... like serum cotinine only reflect the last 2-3 days of ...her serum measurement. Single serum measurements may be sufficient for classifying active smoking during pregnancy since active smoking ...
116
Do brand characteristics contribute significantly to variability in toxicant exposure in smokers? Data from NHANES 2007-2012
... For cotinine and NNAL, which were assayed for the whole sample, the MEC weights were ...examine serum cotinine (N=2,558), urine NNAL (N=2,412), urine 2-hydroxynaphthalene (2HN; N=220), urine ...
10
Associations Between Secondhand Smoke Exposure and Sleep Patterns in Children
... distributions, serum cotin- ine levels are reported as geometric means and 95% confidence intervals (CIs), and household income is re- ported as median and 25th and 75th percentile ...for serum ...
10
Passive Smoking and Middle Ear Effusion Among Children in Day Care
... The present study was designed to determine whether the children in a day-care center with ele- vated serum cotinine concentrations had more epi- sodes of middle ear effusion in the firs[r] ...
7
Persistent Snoring in Preschool Children: Predictors and Behavioral and Developmental Correlates
... maternal serum cotinine measures col- lected at ∼ 16 and 26 weeks gestation as well as delivery, and through umbilical cord ...through serum collected annually from the children during a clinic ...
10
Association of low-level blood lead with serum uric acid in U.S. adolescents: a cross-sectional study
... Based on the inclusion and exclusion criteria, a total of 8303 study participants aged 12–19 years (mean age: 15.5 ± 2.3 years; 50.4% men;) from NHANES 1999–2006 were included in this final data analysis (1999–2002: 2106 ...
10
Self-Reported Tobacco Use and Correlation with Umbilical Cord Blood Cotinine levels at Delivery among Appalachian Gravidas
... a cotinine level of ...blood cotinine levels at the time of delivery were much higher than the national average in the United ...cord cotinine levels in babies born in West Virginia with self ...
11
Prenatal Cotinine Levels and ADHD Among Offspring
... Supplemental Table 5). As shown in Supplemental Table 6, maternal SES, psychopathology, substance use, and age; paternal psychopathology; and the child ’ s BWGA were associated with maternal serum cotinine ...
11
Nicotine dependence and biochemical exposure measures in the second trimester of pregnancy
... 2006). Cotinine levels can be measured in blood or saliva samples; however, the relationship between blood and salivary cotinine in pregnancy remains unclear due to the changes in nicotine metabolism ...
10
Comparison of Plasma Cotinine, Serum B12 and Serum Ferritin Levels between Smokers and Non Smokers with Recurrent Aphthous Stomatitis Versus Controls: A Cross Sectional Study
... fresh serum samples were collected and sent to the laboratory at the National Public Health Institute where they were frozen and cotinine level was measured by a Hewlett Packard gas chromatography mass ...
132
Relationship of tobacco smoking and smoking-related DNA methylation with epigenetic age acceleration
... or serum cotinine levels was significantly associated with ...or serum cotinine levels, were found to be related to DNA methylation defined ...
12
Cotinine in Children Admitted for Asthma and Readmission
... Alternatively, our fi ndings could re fl ect a lack of speci fi city in our questions re- garding secondhand smoke exposure. For example, caregivers may not re- spond af fi rmatively to the question, “ Does anyone smoke ...
10
Decreased Aortic Elasticity in Healthy 11-Year-Old Children Exposed to Tobacco Smoke
... using serum cotinine concentrations, and children were classified into 3 groups, that is, the noncotinine group (n ⫽ 220; undetectable cotinine levels), the low-cotinine group (n ⫽ 127; ...
9
Simultaneous measurement of urinary total nicotine and cotinine as biomarkers of active and passive smoking among Japanese individuals
... urinary cotinine is a popular and established method of biologically monitoring exposure to tobacco ...of cotinine often impedes the evaluation of passive (second-hand) smoking and this, together with ...
7
Evaluation of School-Based Smoking-Cessation Interventions for Self-Described Adolescent Smokers
... Baseline and follow-up surveys con- tained measures of current and past smoking behaviors, quitting history, nicotine dependence, and stages of change regarding plans to quit (Table 1). Follow-up questionnaires were ad- ...
10
Immunosuppressive and Anti-Inflammatory Effects of Nicotine Administered by Patch in an Animal Model
... The NTP inhibits the AFC response in rats. To examine whether NTPs are effective in modulating the immune re- sponse in rats, a commercially available 7-mg Nicoderm CQ NTP was cut into four and eight equal pieces, and ...
6