Results 21 to 30 of about 5,323 (226)

Evaluation of an online, real-time, soft-photon ionisation time-of-flight mass spectrometer for mainstream tobacco smoke analysis

open access: yesBMC Chemistry, 2019
Mainstream tobacco smoke is a complex and dynamic aerosol, consisting of particulate and vapour phases. Most approaches to determine mainstream smoke toxicant yields are based on offline techniques that limit the opportunity to observe in real time the ...
Jenni Hawke   +2 more
doaj   +1 more source

E-cigarette puffing patterns associated with high and low nicotine e-liquid strength: effects on toxicant and carcinogen exposure

open access: yesBMC Public Health, 2016
Background Contrary to intuition, use of lower strength nicotine e-liquids might not offer reduced health risk if compensatory puffing behaviour occurs. Compensatory puffing (e.g.
Sharon Cox   +6 more
doaj   +1 more source

Toxicity Mechanisms of Cigarette Smoke on Mouse Fetus Mitochondria.

open access: yesIranian journal of pharmaceutical research : IJPR, 2015
Maternal smoking has been recognized as a common cause of low birth weight, preterm birth and the decrease of gestational age period. Unfortunately, there is an increasing interest within public especially woman in Iran in the tobacco products consumption.
Naserzadeh, Parvaneh   +3 more
openaire   +2 more sources

Nrf2 deficiency influences susceptibility to steroid resistance via HDAC2 reduction [PDF]

open access: yes, 2010
Abnormal lung inflammation and oxidant burden are associated with a significant reduction in histone deacetylase 2 (HDAC2) abundance and steroid resistance.
Adenuga   +33 more
core   +1 more source

Toxic Chemicals in Cigarette Mainstream Smoke - Hazard and Hoopla [PDF]

open access: yesBeiträge zur Tabakforschung International/Contributions to Tobacco Research, 2003
Abstract These are curious times. The Canadian government has passed legislation that requires cigarette manufacturers to routinely test and publish the amounts of 44 toxic substances in cigarette mainstream smoke (MSS). Following in the footsteps of their northern neighbor, various US legislators and regulators are considering ...
A Rodgman, CR Green
openaire   +1 more source

A single-blinded, single-centre, controlled study in healthy adult smokers to identify the effects of a reduced toxicant prototype cigarette on biomarkers of exposure and of biological effect versus commercial cigarettes [PDF]

open access: yes, 2013
BACKGROUND: Despite universal acceptance that smoking is harmful, a substantial number of adults continue to smoke. The development of potential reduced exposure products (more recently termed modified risk tobacco products) has been suggested as a way ...
Alison Eldridge   +4 more
core   +1 more source

Comparing the cancer potencies of emissions from vapourised nicotine products including e-cigarettes with those of tobacco smoke [PDF]

open access: yes, 2017
© Article author(s) (or their employer(s) unless otherwise stated in the text of the article) 2017. All rights reserved. No commercial use is permitted unless otherwise expressly granted.Background Quantifying relative harm caused by inhaling the aerosol
Stephens, William E.
core   +2 more sources

Make Your Own Cigarettes: Toxicant Exposure, Smoking Topography, and Subjective Effects [PDF]

open access: yesCancer Epidemiology, Biomarkers & Prevention, 2014
AbstractBackground: Despite considerable use of make your own (MYO) cigarettes worldwide and increasing use in the United States, relatively little is known about how these cigarettes are smoked and the resultant toxicant exposure.Methods: In a laboratory study, we compared two types of MYO cigarettes—roll your own (RYO) and personal machine made (PMM)—
Bartosz, Koszowski   +4 more
openaire   +2 more sources

Longitudinal stability in cigarette smokers of urinary biomarkers of exposure to the toxicants acrylonitrile and acrolein.

open access: yesPLoS ONE, 2019
The urinary metabolites cyanoethyl mercapturic acid (CEMA) and 3-hydroxypropyl mercapturic acid (3-HPMA) have been widely used as biomarkers of exposure to acrylonitrile and acrolein, respectively, but there are no published data on their consistency ...
Menglan Chen   +18 more
doaj   +1 more source

Contribution of thirdhand smoke to overall tobacco smoke exposure in pediatric patients: study protocol. [PDF]

open access: yes, 2019
BackgroundThirdhand smoke (THS) is the persistent residue resulting from secondhand smoke (SHS) that accumulates in dust, objects, and on surfaces in homes where tobacco has been used, and is reemitted into air.
Geraci, Maegan A   +12 more
core   +1 more source

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