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66 results

  1. CORESTA Meeting, Agronomy/Phytopathology, Rovinj, 2009, IG 01 ; CORESTA Meeting, Smoke Science/Product Technology, Aix-en-Provence, 2009, IG 01

    Report of the Sub-Group Pest and Sanitation Management in Stored Tobacco

    SCHMIDT V.; MURRAY A.; WINEGARDNER M.
    R.J. Reynolds Tobacco Company, R&D, Winston-Salem, NC, USA
    The Sub-Group Pest and Sanitation Management in Stored Tobacco was set up 1993 with the following objectives: To share information on methods to control pests in stored tobacco. To conduct collaborative studies on pest control and sanitation...
  2. CORESTA Meeting, Smoke Science/Product Technology, Aix-en-Provence, 2009, IG 02 ; CORESTA Meeting, Agronomy/Phytopathology, Rovinj, 2009, IG 02

    Report of the Sub-Group Smokeless Tobacco

    RICHTER A.; BENNETT C.
    British American Tobacco, Group R&D, Southampton, UK
    The recently formed Smokeless Tobacco Sub-Group (STS) has met three times since its inception November 2008: the first on 28 January 2009 in Nashville, Tennessee, the second on 14 May 2009 in Madrid, Spain, and the third on 1 October 2009 in Amelia...
  3. CORESTA Meeting, Smoke Science/Product Technology, Aix-en-Provence, 2009, SSPT 01

    Role of product design and smoking behaviour on mouth level exposure to tar and nicotine among Brazilian and German smokers

    PRASAD S.K.; ASHLEY M.; TRAN M.
    British American Tobacco, Group R&D, Southampton, UK
    Results from studies to estimate smokers' mouth level exposure or Yield In-Use (YIU) to tar (TIU) and nicotine (NIU) across a number of countries showed that German smokers obtained significantly higher average YIU per cigarette than Brazilian...
  4. CORESTA Meeting, Smoke Science/Product Technology, Aix-en-Provence, 2009, SSPT 02

    Investigation of filter temperatures and desorption of volatiles from carbon filters under different smoking regimes

    TEILLET B.; MÜLLER C.; CAHOURS X.; PURKIS S.
    Imperial Tobacco Group, Seita Research Centre, Fleury-les-Aubrais, France
    There is a current regulatory interest in smoke yields obtained under both ISO and more intense smoking regimes and the relative advantages or disadvantages of using each regime. Smoke temperatures in filters of 1-mg and 13-mg ISO "tar" products were...
  5. CORESTA Meeting, Smoke Science/Product Technology, Aix-en-Provence, 2009, SSPT 04

    Comparison of the effectiveness of tape and simple holder based vent blocking devices when used in intensive smoking regimes

    TINDALL I.; MASON T.; DUTERTRE L.
    Cerulean, Milton Keynes, UK
    The complete blocking of ventilation features has been mandated in Health Canada standards for a number of years. In contrast some US states mandate blocking of 50% of ventilation holes during smoking and the current ISO standards require no...
  6. CORESTA Meeting, Smoke Science/Product Technology, Aix-en-Provence, 2009, SSPT 05

    Selective solid-phase extraction of nicotine and cotinine from human urine using a uniform molecularly imprinted microsphere

    XU Haitao; MA Qiang; JIANG Fudong; SHENG Zhiyi; LU Jian; WANG Qinghai; YANG Jun
    Shandong Cigarette Factory, R&D Center, Qingdao, China
    Nicotine and cotinine have been widely used as biological markers for the assessment of direct or passive exposure to tobacco or tobacco smoke. A method using a nicotine molecularly imprinted polymer microsphere (MIP) as the selective sorbent for...
  7. CORESTA Meeting, Smoke Science/Product Technology, Aix-en-Provence, 2009, SSPT 06

    Urinary S-phenylmercapturic acid (SPMA) as a biomarker for exposure to benzene

    SCHERER G.; STERZ K.; HAGEDORN H.W.; KÖHLER D.
    ABF Analytisch-Biologisches Forschungslabor GmbH, Munich, Germany
    Benzene is a Class 1 carcinogen ('carcinogenic to humans') according to the International Agency for Research on Cancer (IARC). It occurs at various workplaces, in combustion exhausts, ambient air and tobacco smoke. The urinary benzene metabolites...
  8. CORESTA Meeting, Smoke Science/Product Technology, Aix-en-Provence, 2009, SSPT 07

    Simultaneous determination of mercapturic acids derived from benzene, 1,3-butadiene, acrolein and crotonaldehyde in human urine

    ZHAO Ge; YANG Xue; XIE Fuwei; WANG Sheng; YAN Quanping; XIE Jianping
    Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, Henan, China
    A method based on liquid chromatography tandem mass spectrometry (LC-MS/MS) was developed for the simultaneous determination of the mercapturic acids derived from Benzene, 1,3-butadiene, acrolein and crotonaldehyde in human urine. The urine samples...
  9. CORESTA Meeting, Smoke Science/Product Technology, Aix-en-Provence, 2009, SSPT 08

    Switching from usual brand cigarettes to a tobacco heating cigarette or snus - a multi-center evaluation of biomarkers of exposure and harm

    OGDEN M.W.; STILES M.F.; JONES B.A.; STEICHEN T.J.; MORGAN W.T.
    R.J. Reynolds Tobacco Company, R&D, Winston-Salem, NC, USA
    A randomized, multi-center, 3-group study was conducted in subjects who smoke (n=131) and were switched to a Tobacco Heating (TH) cigarette, Snus (S) or a Tobacco Burning (TB) cigarette (5 mg 'tar' by the Cambridge filter method), with a...