Search Results

67 results

  1. 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 been ...
  2. CORESTA Congress, Quebec, 2014, Agronomy/Phytopathology Groups, AP 35

    Screening, identification and characterisation of an Arthrobacter sp. strain MC-10 capable of degrading quinclorac

    CHEN Dexin(1); ZHANG Shun(1,2); HUANG Guolian(3); XU Jialai(4); LI Bin(5); LI Hongguang(3)
    (1) Qingzhou Tobacco Research Institute of CNTC, Qingdao, P.R. China; (2) Chinese Academy of Agricultural Sciences, Graduate School, Beijing, P.R. China; (3) Hunan Chenzhou Tobacco Company, Chenzhou, P.R. China; (4) Shandong Tobacco Research Institute, Ji’nan, P.R. China; (5) Sichuan Tobacco Company, Chengdu, P.R. China
    The objective of this study was to screen strains able to degrade quinclorac efficiently. The strains were isolated from the perennial administration quinclorac paddy fields. The strain MC-10, which can degrade quinclorac efficiently, was screened by ...
  3. 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 ...
  4. 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 ...
  5. 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 been ...
  6. 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 tobacco. To ...
  7. CORESTA Congress, Sapporo, 2012, Smoke Science/Product Technology Groups, SSPTPOST 36

    Development of biomarkers of effect from chronic tobacco usage.Part 4: Metabolomic profiles from cigarette smokers and moist snuff consumers

    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
    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 effects of ...
  8. TSRC, Tob. Sci. Res. Conf., 2012, 66, abstr. 23

    Development of biomarkers of effect from chronic tobacco usage: Part 4. Metabolomic profiles from cigarette smokers and moist snuff consumers

    PRASAD G.L.(1); CHEN P.(1); JONES B.(1); KENNEDY A.D.(2)
    (1) R.J. Reynolds Tobacco Company, Winston-Salem, NC, USA; (2) Metabolon, Inc., Durham, NC, 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 effects of ...
  9. TSRC, Tob. Sci. Res. Conf., 2012, 66, abstr. 26

    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.(1); KENNEDY A.D.(2)
    (1) R.J. Reynolds Tobacco Company, Winston-Salem, NC, USA; (2) Metabolon, Inc., 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 tobacco. To ...
  10. Tobacco Science & Technology, 2012, 2, p. 75-79., ISSN.1002-0861

    Occurrence regularity of Heliothis assulta Guenée in Hunan and forecast thereof

    LONG Xiao(1); ZENG Aiping(1,2); ZHOU Zhicheng(2); CHEN Yongnian(1); HU Risheng(2); LONG Jianzhong(3); LI Xiaoyi(4); WU Chune(5)
    (1) College of Bio-Safety Science and Technology, Hunan Agricultural University, Changsha 410128, P.R. China; (2) China Tobacco South Experimental Station, Changsha 410128, P.R. China; (3) Ningyuan County Tobacco Company, Ningyuan 425600, Hunan, P.R. China; (4) Chenzhou Tobacco Company, Chenzhou 423000, Hunan, P.R. China; (5) Jianghua County Tobacco Company, Jianghua 425500, Hunan, P.R. China
    In order to effectively control Heliothis assulta Guenée, its regularity of occurrence and forecasting were studied on the basis of years’ records collected from each monitoring point in tobacco planting areas in Hunan. The results showed that the actual ...