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210 results

  1. CORESTA Meeting, Agronomy/Phytopathology, Santa Cruz do Sul, 2005, A 15

    Reduction of tobacco specific nitrosamines in air-cured tobacco

    LI Qinglin; KRAUSS M.; COLASSACO D.; BOKELMAN G.; GADANI F.; ROSSI L.
    Philip Morris USA, Research Center, Richmond, VA, USA
    Antioxidants, such as phenolics, tocopherols and carotenoids in tobacco leaves, are known to interfere with oxidation processes through chain-breaking reactions or through scavenging of free radicals. The induction or up-regulation of these and other...
  2. CORESTA Meeting, Agronomy/Phytopathology, Santa Cruz do Sul, 2005, APOST 20

    Preliminary survey of the cadmium content of phosphate fertilizer samples used for tobacco (Nicotiana tabacum L.) production

    LUGON-MOULIN N.; RYAN L.; DONINI P.; ROSSI L.
    Philip Morris Intl, R&D, c/o Philip Morris Products SA, Neuchâtel, Switzerland, Philip Morris Intl Mgt SA, Leaf Agronomy, Lausanne, Switzerland, Philip Morris Intl, R&D, Richmond, VA, USA,
    Cadmium (Cd) is classified as a known human carcinogen (Class 1) by the International Agency for Research on Cancer. It is one of the potential carcinogenic substances in tobacco products. Tobacco (Nicotiana tabacum L.) leaves may accumulate...
  3. Beitr. Tabakforsch. Int./Contrib. Tob. Research, 2004, 21-1, p. 1-8., ISSN.0173-783X

    Application of nanoparticle iron oxide in cigarette for simultaneous CO and NO removal in the mainstream smoke

    PING L.; RASOULI F.; HAJALIGOL M.R.
    Philip Morris USA, Research Center, Richmond, VA, USA
    Based on the unique temperature and oxygen profiles in a burning cigarette, a novel approach is proposed in this paper to use a single oxidant/catalyst in the cigarette filler for simultaneous removal of carbon monoxide (CO) and nitric oxide (NO) in...
  4. CORESTA Meeting, Agronomy/Phytopathology, Bucharest, 2003, AP 16

    The tobacco genome initiative

    OPPERMAN C.H.; LOMMEL S.A.; SOSINSKI B.R.; LAKEY N.; GADANI F.
    North Carolina State University, College of Agriculture and Life Sciences, Raleigh, NC; Orion Genomics, LLC, MO - Philip Morris USA, Richmond, VA, USA
    Cultivated tobacco, Nicotiana tabacum , is member of the Solanaceae family, which also includes eggplant, pepper, petunia, potato and tomato. N. tabacum is an amphiploid species (2n=48) resulting from an interspecific cross between N. sylvestris...
  5. Beitr. Tabakforsch. Int./Contrib. Tob. Research, 2001, 19-4, p. 189-203., ISSN.0173-783X

    A mathematical scheme for calculating flows and pressure drops in lit and unlit cigarettes

    DWYER R.W.; CHEN P.; WASYK R.D.
    Philip Morris USA, Research Center, Richmond, VA, USA
    A computational methodology is presented for evaluating the flows and pressure drops in both lit and unlit cigarettes. The flows and pressure drops across rows of tipping-paper perforations are considered explicitly, as are the locations and relative...