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10 results

  1. Beitr. Tabakforsch. Int./Contrib. Tob. Research, 2004, 21-4, p. 205-9., ISSN.0173-783X

    Dioxin levels in mainstream smoke from cigarettes with different TPM deliveries

    SMITH C.J.; SYKES D.C.; CANTRELL D.W.
    R.J. Reynolds Tobacco Company, Winston-Salem, NC, USA
    The presence of dioxin-like compounds, such as chlorinated dibenzodioxins, chlorinated dibenzofurans and chlorinated biphenyls, in mainstream cigarette smoke has been investigated for seven cigarette brands covering a range of 'tar' deliveries from 1...
  2. CORESTA Congress, Kyoto, 2004, SS 01

    Individual variations in cigarette mainstream smoke biomarkers of exposure

    DOOLITTLE D.J.; SMITH C.J.; MORTON M.J.; BOMBICK D.W.; BROWN B.G.; HEAVNER D.L.; MORGAN W.T.; OGDEN M.W.; ROBINSON J.H.
    R.J. Reynolds Tobacco Company, Winston-Salem, NC, USA
    Biomarkers of tobacco smoke exposure were measured in urine and buccal cells from 56 smokers of full-flavor low 'tar' (FFLT) cigarettes to evaluate the degree of individual variation. Biomarkers were measured while each individual smoked their usual...
  3. CORESTA Congress, Kyoto, 2004, SS 10

    Afternoon carbon monoxide measures in smokers smoking their usual brand cigarette

    ROBINSON J.H.; GUY T.D.; MORGAN W.T.; PRITCHARD W.S.; SMITH C.J.; STILES M.F.
    R.J. Reynolds Tobacco Company, Winston-Salem, NC, USA
    Percent carboxyhemoglobin (%COHb) serves as a marker for carbon monoxide (CO) uptake. Commonly cited reports suggest %COHb concentrations in smokers of 4-10%, with 10% suggestive of "heavy" smoking. However, %COHb measures in smokers are influenced...
  4. CORESTA Congress, New Orleans, 2002, ST 09

    The relative toxicity of substituted phenols reported in cigarette mainstream smoke

    SMITH C.J.; PERFETTI T.A.; MORTON M.J.; RODGMAN A.; GARG R.; SELASSIE C.D.; HANSCH C.
    R.J. Reynolds Tobacco Company, R&D, Winston-Salem, NC, USA
    Cigarette mainstream smoke (MS) contains a number of structurally diverse substituted phenols. Recent quantitative structure activity relationship (QSAR) studies of phenols show that substituted phenols with electron-releasing groups can form...
  5. Bull. Spec. CORESTA Congress, Yokohama, 1996, p. 97, APST2

    Environmental room human physiology study using fresh diluted sidestream cigarette smoke

    SMITH C.J.; BOMBICK D.W.; MCKARNS S.C.; MORGAN W.T.; DOOLITTLE D.J.
    R.J. Reynolds Tobacco Company, Winston-Salem, NC, USA
    Twenty healthy "never-smoking" subjects (ten males and ten females, ages 21-50) participated in a five-day environmental chamber study to determine if exposure to a moderately high level of cigarette smoke would alter indices related to urinary...
  6. Bull. Spec. CORESTA Congress, Yokohama, 1996, p. 98, Abstr APST3.

    Assessment of possible perceptual, cognitive and affective effects of side-stream smoke on non-smokers

    WALKER J.C.; PAYNE V.M.; GREEN C.R.; HEGE R.B.; CONRAD F.W.; PRITCHARD W.S.; SMITH C.J.; DOOLITTLE D.J.; STANCILL M.W.
    R.J. Reynolds Tobacco Company, Winston-Salem, NC, USA
    To estimate the impact of a high concentration of environmental tobacco smoke (ETS) during a typical workday, ten female (age 28-46) and ten male (age 20-44) non-smokers were exposed, in same-sex groups of 5, to fresh diluted sidestream smoke (FDSS)...