Search Results

236 results

  1. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 10

    Testing performance of tobacco varieties in water stress conditions

    CAMPANONI P.(1); LAPARRA H.(1); OZELLEY P.(1); DELLA CIANA P.(3); BISCARINI E.(3); MAURIZI L.(2); NARDONI N.(2); TRIPPELLA C.(2); GOEPFERT S.(1)
    (1) Philip Morris Products S.A. (part of Philip Morris International group of companies), PMI R&D, Neuchâtel, Switzerland; (2) Philip Morris Italia s.r.l., via Po 11-13-15, 00198, Roma, Italy; (3) L’Agricola s.r.l., Bastia Umbra, Perugia, Italy
    Increasing climate instability could lead to local agricultural constraints, presenting a risk for volumes and quality of tobacco supply. Selecting and breeding tobacco varieties for the ability to perform in unfavourable water conditions becomes a ...
  2. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 24

    Downregulation of a putative nitrate transporter gene substantially reduces the accumulation of TSNAs in air-cured tobaccos

    GOEPFERT S.(1); BOVET L.(1); LU J.(2); CAMPANONI P.(1); LEWIS R.S.(2); DEWEY R.E.(2)
    (1) Philip Morris Products S.A. (part of Philip Morris International group of companies), PMI R&D, Neuchâtel, Switzerland; (2) North Carolina State University, Department of Crop Science, Raleigh, NC, U.S.A.
    Air-cured Burley tobacco leaves typically exhibit high levels of nicotine-derived nitrosamine ketone (NNK) and N'-nitrosonornicotine (NNN). It has been previously demonstrated that leaf nitrate accumulation in air-cured tobaccos serves as the source ...
  3. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 27

    The research and application of systematic technologies for reducing tobacco specific nitrosamines in tobacco and cigarette smoke

    BAI Ruoshi(1); ZHOU Jun(1); YANG Chunlei(2); SHI Hongzhi(3); LIU Weijuan(4); XU Tongguang(1); MA Yanjun(1); LIU Xingyu(1); YANG Jinpeng(2); WANG Jun(3); ZHANG Jie(1); YANG Zhendong(1); ZHENG Xiaoman(1); ZHANG Chen(1)
    (1) Technical Center of Beijing Cigarette Factory, Shanghai Tobacco Group Co., Ltd, Beijing, P.R. China; (2) Hubei Tobacco Research Institute, Wuhan, P.R. China; (3) Henan Agriculture University, Zhengzhou, P.R. China; (4) Yunnan Reascend Tobacco Technology (Group) Co., Ltd, Kunming, P.R. China
    Reduction of tobacco specific nitrosamines (TSNAs) in tobacco and cigarette smoke is a research hotspot. The systematic technologies for reducing TSNAs in both agricultural and industrial areas were developed and applied. The TSNA levels for the upper and ...
  4. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 49

    The influence of Nicotiana alata-derived introgression on plant malformations of tobacco breeding lines resistant to tomato spotted wilt virus

    KORBECKA-GLINKA G.(1); TROJAK-GOLUCH A.(1); DOROSZEWSKA T.(1); GOEPFERT S.(2)
    (1) Institute of Soil Science and Plant Cultivation - State Research Institute, Pulawy, Poland; (2) Philip Morris Products S.A. (part of Philip Morris International group of companies), PMI R&D, Neuchâtel, Switzerland
    Tomato spotted wilt virus (TSWV) is one of the most destructive viruses for tobacco cultivation. Cultivar “Polalta” carries a resistance gene introgressed from a wild species, Nicotiana alata, but the use of this cultivar in breeding is hampered by ...
  5. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, APPOST 14

    Study on the detection and automatic diagnosis of tobacco diseases based on machine vision and machine learning

    ZHANG Jianqiang; LIU Weijuan; HOU Ying; LI Changyu
    Yunnan Reascend Tobacco Technology (Group) Co., Ltd, Kunming, Yunnan, P.R. China
    Tobacco disease diagnosis in China at present mostly remains in the artificial stage, with such problems as poor objectivity and low efficiency. A novel tobacco disease detection and automatic diagnosis system based on machine vision and machine learning ...
  6. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, ST 04

    Assessing the cytotoxicity of e-liquids without the use of the neutral red uptake assay

    McHUGH D.; CUDAZZO G.; VANSCHEEUWIJCK P.
    Philip Morris Products S.A. (part of Philip Morris International group of companies), PMI R&D, Neuchâtel, Switzerland
    As part of the pre-clinical assessment performed for consumer products in the tobacco industry, an in vitro assessment of a tobacco product’s cytotoxicity was performed using the neutral red uptake (NRU) assay. Since 2004, the CORESTA In Vitro Task Force ...
  7. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, ST 09

    Puff-by-puff analysis of nicotine, menthol and other volatile components in menthol flavoured heat-not-burn tobacco product

    LI Jingjing; LIU Weijuan; GUO Tingting; HOU Ying; LIU Shengyi
    Ruvian Technology Ltd., Kunming, P.R. China; Yunnan Reascend Tobacco Technology (Group) Co., Ltd, Kunming, P.R. China; Yunnan Comtestor Co., Ltd, Kunming, P.R. China
    Heat-not-burn (HnB) tobacco products have rapidly become an accepted alternative to cigarettes worldwide in recent years. Since the main additives in tobacco materials of HnB products, such as nicotine, menthol and other volatile components, are released ...
  8. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, ST 10

    Quantitative determination of selected carbonyls in tobacco, tobacco materials, e-liquids and emissions of conventional cigarettes and novel tobacco products (NTPs)

    LIU Shengyi; LIU Weijuan; HOU Ying; LI Jingjing
    Ruvian Technology Ltd., Kunming, P.R. China; Yunnan Reascend Tobacco Technology (Group) Co., Ltd, Kunming, P.R. China; Yunnan Comtestor Co., Ltd, Kunming, P.R. China
    Background/aims: Carbonyls play an important role in the toxicological assessment of tobacco and nicotine containing products. Four commercially available tobacco and nicotine containing products (Conventional Cigarette/CC, E cigarette/EC and two Heat-not ...
  9. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, ST 21

    Rapid determination of important indexes of e-cigarette liquid based on near-infrared spectroscopy and PSO-SVR algorithm

    ZHANG Jianqiang(1,2); LI Jingjing(1); LIU Weijuan(1,2)
    (1) Ruvian Technology Ltd., Kunming, P.R. China; (2) Yunnan Reascend Tobacco Technology (Group) Co., Ltd, Kunming, Yunnan, P.R. China
    As e cigarettes deliver nicotine without burning tobacco, they are a safer and less toxic alternative to conventional cigarettes and have quickly become a popular substitute for traditional tobacco cigarettes. Relative density and refractive index are two ...
  10. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, ST 50

    The development and application of near-infrared spectroscopy analysis of the network system of the tobacco leaf

    QIU Changgui(1,2); HOU Ying(1,2); YANG Shihua(1,2); YUAN Tianjun(1,2); WANG Jiajun(3); YANG Jiahong(4); SHAO Xueguang(5)
    (1) Yunnan Reascend Tobacco Technology (Group) Co., Ltd., Kunming, P.R. China; (2) Yunnan Comtestor Co., Ltd., Kunming, P.R. China; (3) Technology Center of China Tobacco Yunnan Industrial Co., Ltd., Kunming, P.R. China; (4) College of Polytechnic, Hunan Normal University, Changsha, P.R. China; (5) China Research Center for Analytical Sciences, College of Chemistry, Nankai University, Tianjin, P.R. China
    Based on the basic mode of "Internet + near-infrared fast detection technology + tobacco", the near-infrared spectroscopy analysis of the network system of tobacco leaf raw materials was constructed with the "trinity" of near infrared ...