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82 results

  1. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, STPOST 21

    Cigarette combustion parameters and their effects on the deliveries of selected mainstream smoke constituents

    ZHUANG Yadong; HE Hongmei; ZHANG Yuan; CAO Yi; ZHU Huaiyuan; XIONG Xiaomin; CHEN Jingbo
    Technology and Research Center, China Tobacco Jiangsu Industrial Co., Ltd of CNTC, P.R. China
    In order to investigate potential dependencies between cigarette combustion parameters, such as temperature, pressure drop, etc, and the deliveries of selected constituents in mainstream smoke in real time, a set of on-line analytical systems were...
  2. TSRC, Tob. Sci. Res. Conf., 2015, 69, abstr. 51

    Investigate particle size distributions of electronic cigarette aerosols using a multi-angle light scattering instrument

    SONG C.(1); HOLVE D.(2); ALDERMAN S.L.(1)
    (1) R.J. Reynolds Tobacco Company, Winston Salem, NC USA; (2) EnviroMetrix Instruments LLC, Berkeley, CA USA
    Particle size distribution measurement of electronic cigarette aerosols represents a great experimental challenge due to the volatile nature of the particulate compositions and the high number density (up to 1010 per cubic centimeter). Efforts have...
  3. CORESTA Congress, Quebec, 2014, Smoke Science/Product Technology Groups, ST 23

    Effect of cigarette paper pore structure characteristics on carbon monoxide release in mainstream smoke during cigarette burning process

    YIN Donghong; LUO Wei; DING Duo; CHEN Zeliang; ZHONG Kejun; REN Jianxin
    China Tobacco Hunan Industrial Co., Ltd of CNTC, Research and Development Center, Changsha, Hunan, P.R. China
    Two kinds of cigarette papers and a control sample with the same grammage and permeability but different pore structures were designed and prepared. The effect of pore structure characteristics of the cigarette paper on the delivery of carbon...
  4. CORESTA Congress, Quebec, 2014, Smoke Science/Product Technology Groups, STPOST 17

    Global profiling of metabolites from saliva of tobacco consumers

    PRASAD G.L.(1); JONES B.A.(1); SCHMIDT E.(1); KENNEDY A.D.(2)
    (1) R.J. Reynolds Tobacco Company, R&D Department, Winston-Salem, NC, U.S.A.; (2) Metabolon, Durham, NC, U.S.A.
    The long-term health effects associated with cigarette smoking have been shown to be more harmful compared to those associated with the consumption of non-combustible tobacco products, such as moist snuff. In order to investigate the long-term health...
  5. TSRC, Tob. Sci. Res. Conf., 2014, 68, abstr. 17

    Global profiling of metabolites from saliva of tobacco consumers

    PRASAD G.L.(1); JONES B.A.(1); SCHMIDT E.(1); KENNEDY A.D.(2)
    (1) R.J. Reynolds Tobacco Company, Winston-Salem, North Carolina, USA; (2) Metabolon, Durham, North Carolina, USA
    The long-term health effects associated with cigarette smoking have been shown to be more harmful compared to those associated with the consumption of non-combustible tobacco products, such as moist snuff. In order to investigate the long-term health...
  6. TSRC, Tob. Sci. Res. Conf., 2014, 68, abstr. 38

    Analysis of free amino acids in tobacco with a new LC/MS/MS procedure

    MOLDOVENAU S.C.(1); ZHU J.(2)
    (1) R.J. Reynolds Tobacco Company, Winston-Salem, North Carolina, USA; (2) Lancaster Labs. Inc., Winston-Salem, North Carolina, USA
    The levels of amino acids in tobacco are important for leaf characterization. They contribute substantially to the level of toxicants in cigarette smoke, and to the sensory properties of cigarettes. The analysis of amino acids in tobacco leaf has...
  7. CORESTA Meeting, Agronomy/Phytopathology, 2013, Brufa di Torgiano, APPOST 02

    Effect of flue-cured transplanting-date on leaf growth dynamics and establishment of a simulated model

    ZHAO Qibai(1); LIAO Wencheng(2); KONG Guanghui(3); HU Zhongsheng(1)
    (1) China Tobacco Jiangsu Industrial Co., Ltd, Nanjing, Jiangsu, P.R. China; (2) Lijiang Prefecture Corporation of Yunnan Tobacco Company, Lijiang, Yunnan, P.R. China; (3) Yunnan Academy of Tobacco Agricultural Sciences, Yuxi, Yunnan, P.R. China
    Using K326 as materials, flue-cured tobacco with four leaf positions (the fifth, tenth, fifteenth and twentieth leaves) in three sowing dates (May 4th, May 14th, and May 24th) were used in field experiments where parameters of dynamic leaf growth...
  8. CORESTA Meeting, Smoke Science/Product Technology, 2013, Seville, STPOST 12

    Application of modified activated carbon fibre in reduction of carbonyl and phenolic compounds in mainstream cigarette smoke

    ZHU Huaiyuan; ZHUANG Yadong; LIU Xianjun; CAO Yi; SHENG Jin; ZHANG Yuan; SHEN Xiaochen; YOU Xiaojuan; HAN Kaidong; ZHANG Ying; XIONG Xiaomin
    China Tobacco Jiangsu Industrial Co., Ltd., Technology Research and Development Center, Nanjing, Jiangsu, P.R. China
    The activated carbon fibres (ACF), with a proprietary surface modified by the solution of palladium chloride (PdCl2), cuprous chloride (CuCl) and graphite oxide (GO) separately, were analysed by scanning electron microscope (SEM) and X-ray...
  9. CORESTA Congress, Sapporo, 2012, Smoke Science/Product Technology Groups, SSPT 21 (Poster)

    Analysis of stimulation on oral cavity caused by three kinds of volatile compounds in mainstream cigarette smoke

    CAO Yi; ZHUANG Ya-dong; ZHU Huai-yuan; WAN Min; LIU Xian-jun; SHEN Xiao-chen; ZHANG Yuan; ZHANG Ying; XIONG Xiao-min
    Research and Development Center of China Tobacco Jiangsu Industrial Co., Ltd., Nanjing, Jiangsu, P.R. China
    Cigarette smoke stimulation is mainly evaluated by sensory evaluation. In order to analyse smoke stimulation on the oral cavity qualitatively and quantitatively, a set of oral simulators was designed by taking three kinds of stimulating compounds...
  10. CORESTA Congress, Sapporo, 2012, Smoke Science/Product Technology Groups, SSPT 24

    Development of biomarkers of effect from chronic tobacco usage. Part 3: Potential metabolomics biomarkers of tobacco effect

    PRASAD G.L.(1); CHEN P.(1); JONES B.A.(1); KENNEDY A.D.(2)
    (1) R.J. Reynolds Tobacco Co., R&D Department, Winston-Salem, NC, USA; (2) Metabolon, Durham, NC, USA
    Epidemiological data indicate that consumption of moist snuff is associated with reduced harm relative to cigarette smoking. However, a need exists for interim biomarkers of effect (BioEff) that would be useful to assess the health effects of...