Search Results

39 results

  1. CORESTA Meeting, Smoke Science/Product Technology, 2013, Seville, ST 15

    Application of an Omics approach and soft ionisation of the apolar fraction of tobacco leaf

    MASUGI E.(1); DUNKLE M.(2); MITSUI K.(1); OCHIAI N.(3); KANDA H.(3); NAGATA H.(1); DAVID F.(2); SANDRA P.(2)
    (1) Japan Tobacco Inc., Tobacco Science Research Center, Yokohama, Japan; (2) Research Institute for Chromatography, Kortrijk, Belgium; (3) Gerstel K.K., Tokyo, Japan
    Tobacco leaf is highly complex, containing thousands of different components that range in molecular weight and polarity. Some components can be used to characterise and differentiate leaf types using analytical techniques and data processing. In CORESTA ...
  2. CORESTA Meeting, Smoke Science/Product Technology, 2013, Seville, ST 57

    Effects of pyrolysis conditions on the formation reaction of 4-aminobiphenyl in non-isothermal pyrolysis of tobacco

    YOSHIDA S.(1,2); KOBAYASHI K.(2)
    (1) Japan Tobacco Inc., Tobacco Science Research Center, Yokohama, Japan; (2) Graduate School of Engineering, Yokohama National University, Yokohama, Japan
    4-Aminobiphenyl (4-ABP) is a polycyclic aromatic amine in cigarette smoke. Previous reports indicate that proteinaceous compounds (e.g. amino acids, peptides and proteins) in tobacco can highly contribute to the yield of 4-ABP measured in smoke. In a ...
  3. CORESTA Congress, Sapporo, 2012, Smoke Science/Product Technology Groups, SSPT 01

    Study on the formation mechanisms of 4-aminobiphenyl in the combustion of cigarette including isotope-labelled phenylalanine

    YOSHIDA S.(1,2); KOBAYASHI K.(2)
    (1) Japan Tobacco Inc., Tobacco Science Research Center, Yokohama, Japan; (2) Graduate School of Engineering, Yokohama National University, Yokohama, Japan
    Tobacco smoke is a complex mixture of a wide variety of chemical compounds, including polycyclic aromatic amines (PAAs). In past studies, it was proposed that proteins in tobacco are major precursors of PAAs. At the 2007 CORESTA SSPT Meeting (Jeju), the ...
  4. CORESTA Congress, Sapporo, 2012, Smoke Science/Product Technology Groups, SSPTPOST 13

    Comparison of two pyrolysis systems in combination with gas or liquid chromatography for tobacco material

    MITSUI K.(1); DAVID F.(2); TIENPONT B.(2); OCHIAI N.(3); SASAMOTO K.(3); HIGASHI N.(1); SANDRA P.(2)
    (1) Japan Tobacco Inc., Tobacco Science Research Center, Yokohama, Japan; (2) Research Institute for Chromatography, Kortrijk, Belgium; (3) Gerstel K.K., Tokyo, Japan
    For the tobacco industry, the clarification of the relationship between tobacco leaf and cigarette smoke is one of the most interesting topics that has been studied for many years and various approaches and techniques have been adopted. Among these, ...
  5. CORESTA Congress, Sapporo, 2012, Smoke Science/Product Technology Groups, SSPTPOST 15

    Applying a lipidomics approach for the characterisation of tobacco smoke

    YOSHIMURA Y.(1); T'KINDT R.(2); KAMIYA N.(1); MITSUI K.(1); OCHIAI N.(3); KANDA H.(3); HIGASHI N.(1); DAVID F.(2); SANDRA P.(2)
    (1) Japan Tobacco Inc., Tobacco Science Research Center, Yokohama, Japan; (2) Research Institute for Chromatography, Kortrijk, Belgium; (3) Gerstel K.K., Tokyo, Japan
    Lipids are considered as an important fraction in biological samples. In lipidomics, a non-target analytical approach is applied to monitor different lipid classes and to obtain detailed information on the qualitative and quantitative composition of this ...
  6. CORESTA Congress, Sapporo, 2012, Smoke Science/Product Technology Groups, SSPTPOST 22

    Characterisation of tobacco leaf types using GC-MS analysis and statistical approach

    MASUGI E.(1); DUNKLE M.(2); MITSUI K.(1); OCHIAI N.(3); KANDA H.(3); HIGASHI N.(1); DAVID F.(2); SANDRA P.(2)
    (1) Japan Tobacco Inc., Tobacco Science Research Center, Yokohama, Japan; (2) Research Institute for Chromatography, Kortrijk, Belgium; (3) Gerstel K.K., Tokyo, Japan
    Tobacco leaf is highly complex, containing hundreds of different components that range in molecular weight and polarity, and these components can be used to characterise and differentiate leaf types using advanced analytical techniques and data processing ...
  7. CORESTA Meeting, Smoke Science/Product Technology, 2011, Graz, ST 23

    The yields of aromatic amines in the pyrolysis of solvent-extracted tobacco

    YOSHIDA S.(1,2); YOSHIMURA Y.(1); KOBAYASHI K.(2)
    (1) Japan Tobacco Inc., Tobacco Science Research Center, Yokohama, Japan; (2) Graduate School of Engineering, Yokohama National University, Yokohama, Japan
    Tobacco smoke is a complex mixture of a wide variety of chemical compounds, including aromatic amines (ArAs) such as 2-aminonaphthalene (2-AN) and 4-aminobiphenyl (4-ABP). A previous study has estimated that proteins in tobacco highly contribute to the ...
  8. CORESTA Congress, Kyoto, 2004, APOST 04

    A new Romanian flue-cured cultivar : Virginia 177

    CIUPERCA A.; PAUNESCU M.; PAUNESCU A.D.; BOLD I.; DUMITRASCU P.
    Central Research Station for Tobacco Culture and Industrialization, Bucharest, Romania.
    The improvement of the chemical and industrial quality of Virginia tobacco in Romania represents the main objective for those involved in tobacco research, production and industrialization. The most important way to achieve this objective is the change of ...
  9. CORESTA Congress, Kyoto, 2004, PPOST 06

    The prevention of TSWV attack in the Burley fields in Romania

    STANESCU V.; PAUNESCU A.D.; DIMA A.; PAUNESCU M.; BURCEA A.M.; SANISLAV N.
    Central Research Station for Tobacco Culture and Industrialization, Bucharest, Romania.
    The Burley cultivars are very sensitive to virosis, in general, and to TSWV, in particular.Yield and quality of the obtained tobacco largely depend on the prevention of this virus, and this is managed by the chemical control of Thrips tabaci Lind., the ...
  10. CORESTA Meeting, Agronomy/Phytopathology, Bucharest, 2003, A 04

    The influence of the physiologically active substances and of the natural bioregulators on tobacco seed, seedlings and plants

    DIMA A.; PAUNESCU A.D.; PAUNESCU M.; CIUPERCA A.; MILITARU D.C.
    Central Research Station for Tobacco Culture and Industrialization, Bucharest, Romania.
    The goal of the research was to improve the germination of tobacco seeds in order to obtain a healthy, vigorous, uniform seedling, ready to be transplanted in the shortest time. For the tobacco seed, cultivar Baragan 132, the following variants were used: ...