Method validation for measurement of hair nicotine level in nonsmokers
نویسندگان
چکیده
منابع مشابه
study of cohesive devices in the textbook of english for the students of apsychology by rastegarpour
this study investigates the cohesive devices used in the textbook of english for the students of psychology. the research questions and hypotheses in the present study are based on what frequency and distribution of grammatical and lexical cohesive devices are. then, to answer the questions all grammatical and lexical cohesive devices in reading comprehension passages from 6 units of 21units th...
A single dose of nicotine enhances reward responsiveness in nonsmokers: implications for development of dependence.
BACKGROUND Tobacco smoking, driven by the addictive properties of nicotine, is the most prevalent preventable cause of death in the Western world. Accumulated evidence suggests that nicotine may increase appetitive responding for nondrug incentives in the environment. METHODS To test this hypothesis, we conducted a randomized, double-blind, placebo-controlled, crossover study of the effect of...
متن کاملRapid method for the measurement of differential renal function: validation.
The precise measurement of glomerular filtration rate (GFR) and renal plasma flow (ERPF) usually requires continuous intravenous administration of adequate substances, with multiple blood and urine analysis, and does not allow measurement of separate renal function. Schlegel et al. and Gates described isotopic methods for the measurement of global and unilateral GFR and ERPF based on the determ...
متن کاملA Socratic method for validation of measurement-based networking research
Nearly three decades of Internet measurement has resulted in large-scale global infrastructures used by an increasing number of researchers. They have examined various Internet properties in areas such as network infrastructure (routers, links), traffic (measurement at packet, flow, and session level) and applications (DNS, Web, P2P, Online Social Networks, etc.) and presented results in divers...
متن کاملAssessment of exposure to tobacco smoke: measurement of exhaled carbon monoxide and hair nicotine
Materials and methods: Included in the study were 96 subjects (64 male, 32 female) divided into 3 groups. Th e subjects in Group 1 (n = 46) were current smokers, and the subjects in Group 2 (n = 20) and Group 3 (n = 30) were nonsmokers with or without environmental TS exposure, respectively. Th e eCO level of all of the subjects was measured with a breath CO monitor. Gas chromatography/mass spe...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Biomedical Chromatography
سال: 2009
ISSN: 0269-3879,1099-0801
DOI: 10.1002/bmc.1110