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64 results

  1. CORESTA Congress, Quebec, 2014, Smoke Science/Product Technology Groups, ST 09

    Impact of reducing the number of analysis replicates prescribed by the Canadian Tobacco Reporting Regulations on the level of information obtained from cigarette emission testing

    VOISINE R.(1); ERRINGTON G.(2); McADAM K.G.(2)
    (1) Imperial Tobacco Canada Ltd, Montréal, QC, Canada; (2) British American Tobacco, Group R&D, Southampton, U.K.
    Before the introduction of the Canadian Tobacco Reporting Regulations (TRR), the Regulator stated a need to obtain more information on tobacco product emissions to support, amongst other things, “better program design” and the “right to know”. The TRR ...
  2. CORESTA Meeting, Agronomy/Phytopathology, 2011, Santiago, AP 03

    Lowering TSNAs through nitrite reductase activity

    DAVENPORT S.E.; FORSYTH K.; TULLY L.; LISTER R.; LE LAY P.; MAUNDERS M.; SANCHEZ-TAMBURRINO J.P.
    Advanced Technologies Ltd., Cambridge, UK (holding of British American Tobacco Ltd.)
    Tobacco specific nitrosamines (TSNAs) are compounds in tobacco that have been shown to be carcinogenic. TSNAs are formed by the nitrosation of tobacco alkaloids with the main nitrosating agent believed to be nitrite. High levels of nitrate accumulation ...
  3. CORESTA Meeting, Agronomy/Phytopathology, 2011, Santiago, AP 27

    Tobacco Biotechnology: a tool for business solutions

    SANCHEZ-TAMBURRINO J.P.; EDWARDS K.; JONES L.; DAVENPORT S.E.
    Advanced Technologies Ltd., Cambridge, UK (holding of British American Tobacco Ltd.)
    Over the past 20 years, genetic modification and molecular breeding has been successfully used in many different crops to provide agronomic advantages (i.e., herbicide resistance, insect tolerance). However there are many other areas where it can be used ...
  4. CORESTA Meeting, Smoke Science/Product Technology, 2011, Graz, STPOST 08

    Characterisation of a cigarette smoking machine designed for air-liquid interface exposures: an inter-laboratory study

    ADAMSON J.(1); KAUR N.(2); LACASSE M.(3); ROY J.P.(3); CABRAL J.L.(3); ERRINGTON G.(1); MORINA.(3); GAҪA M.D.(1)
    (1) British American Tobacco, Group R&D, Southampton, UK; (2) Dept. of Chemistry, University of Montréal, Montréal, Québec, Canada; (3) Imperial Tobacco Canada Ltd., Montréal, Québec, Canada
    The Borgwaldt RM20S smoking machine generates, dilutes and delivers whole cigarette smoke for in vitro testing at the air-liquid interface (ALI). The RM20S, in combination with BAT's exposure chamber (patent publication no. WO 03/100417 A1), enables ...
  5. TSRC, Tob. Sci. Res. Conf., 2011, 65, abstr. 18

    Reduction of nitrogenous and phenolic cigarette smoke toxicant yields through the use of a tobacco treatment process.

    MCADAM K.G.(1); LIU C.(1); DEGRANDPRɐ Y.(2); PORTER A.(3); GRIFFITHS A.(1); VOISINE R.(2); CÔTɐ F.(2); PROCTOR C.(1)
    (1) British American Tobacco, Group R&D, Southampton, UK; (2) Imperial Tobacco Canada Ltd, Montreal, Quebec, Canada; (3) Montreal, Quebec, Canada
    A tobacco treatment process has been developed to remove proteins and polyphenols from cut Virginia tobacco without affecting its bulk physical structure. Proteins and polyphenols in tobacco leaf are thought to be precursors of some nitrogenous and ...