Search Results

68 results

  1. CORESTA Meeting, Agronomy/Phytopathology, 2021, Online, AP 09

    A novel NAC transcription factor, NtNAC060 enhances the bacterial wilt resistance and salt stress tolerance in tobacco

    LI Xiaoxu(1); PU Wenxuan(1); YI Jianhua(1); GUO Yongfeng(2); GAO Junping(1); WANG Dong(1)
    (1) China Tobacco Hunan Industrial Co., Ltd, Changsha, China; (2) Tobacco Research Institute, Chinese Academy of Agricultural Sciences, Qingdao, China
    Bacterial wilt, as a bacterial disease, seriously impacts the growth of tobacco. The NAC transcription factors comprise one of the largest transcription factor families in plants, which play an important role in stress responses and bacterial disease...
  2. CORESTA Meeting, Smoke Science/Product Technology, 2021, Online, ST 13

    Numerical simulation of smoke flow field characteristics and temperature distribution of circumferential heated tobacco products

    SUN Zhiwei(1); DU Wen(1); WANG Zhiguo(1); WANG Wei(1); CHEN Jingbo(1); LUO Wei(1); WEN Jianhui(1); HUANG Ping(1); YIN Xinqiang(1); ZHANG Mingjian(2); LI Bin(2); HUANG Zhengwei(3); ZHANG Zhang(3); GUI Qinfeng(3); DAI Hongliang(3)
    (1) Technology Center, China Tobacco Hunan Industrial Co., Ltd, Changsha, China; (2) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, China; (3) College of Mechanical and Vehicle Engineering, Hunan University, Changsha, China
    Heated tobacco products have gradually become an important development direction and research hotspot of tobacco products because of their remarkable advantages in reducing the releases of harmful components. In order to carry out the research and...
  3. CORESTA Meeting, Smoke Science/Product Technology, 2021, Online, ST 27

    Development of new chemicals for e-cigarette vaping based on machine learning

    HUANG Jiaruo; DU Wen; YIN Xinqiang; YI Jianhua; CAO Jun; CHEN Jingbo; WANG Zhiguo
    China Tobacco Hunan Industrial Co., Ltd, Changsha, Hunan, China
    In order to overcome the disadvantages of e-cigarettes with glycerol and propylene glycol as the carrier liquid during vaporing, a recurrent neural network (RNN) model based on glycerol was employed in this study to generate plenty of new type...
  4. CORESTA Congress, Online, 2020, Smoke Science/Product Technology Groups, ST 03

    Method development for the analysis of mono-carbonyl compounds in e-vapor products by LC-MS

    ZHU J.; HEREDIA A.; TWEEDY J.; TAYYARAH R.
    ITG Brands and Fontem USA, Greensboro, NC, U.S.A.
    At the 73rd Tobacco Science Research Conference (TSRC), we presented a novel method for quantitation by LC-MS of mono-carbonyl compounds in e-vapor product aerosol samples. The method is simple and robust with good recoveries. We have since extended...
  5. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, ST 21

    A model based on cigarette density segmentation method for predicting burning cone drop rate of slim cigarettes

    TAN Chao; WANG Shitai; JIN Yong; CHEN Qian; TAN Haifeng; LI Ke; FAN Hongmei; LIU Qi; LI Rui; YU Saibo
    China Tobacco Hunan Industrial Co., Ltd. of CNTC, Hunan, P.R. China
    Burning cone drop is a potential safety problem and quality defect for slim cigarettes. In order to conveniently monitor the burning cone drop rate, a model based on cigarette density segmentation method was established and used for predicting the...
  6. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, ST 45

    Meta-analysis of two biomarkers of exposure of tobacco products

    AYALA-FIERRO F.(1); ELAMIN A.(2); FROST-PINEDA K.(3); JIN T.(3); PRASAD G.L.(3); SARKAR M.(4); SCHMIDT E.(3); VERRON T.(5)
    (1) ITG Brands LLC, Greensboro, NC, U.S.A.; (2) PMI R&D, Philip Morris Products S.A., Neuchâtel, Switzerland; (3) RAI Services Company, Winston-Salem, NC, U.S.A.; (4) Altria Client Services LLC, Richmond, VA, U.S.A.; (5) SEITA - Imperial Brands, Paris, France
    In the context of tobacco products, broadly two types of biomarkers exist, biomarkers of exposure (BoE) and biomarkers of potential harm (BoPH). BoE measure exposure to tobacco constituents, e.g. carbon monoxide (CO) and nicotine equivalents (NEQs)....
  7. TSRC, Tob. Sci. Res. Conf., 2019, 73, abstr. 042

    Determination of amounts of harmful substances migrating from plastic assemblies in electronic cigarettes

    FAN Meijuan(1); PAN Lining(1); CUI Huapeng(1); DUAN Yuanxing(2); LIU Yibo(3); NIU Jiajia(1); MAO Youan(4); CHEN Li(1); GUO Junwei(1); LIU Shaofeng(1); WANG Hongbo(1); LIU Huimin(1); ZHAO Le(1)
    (1) Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, P.R. China; (2) Technology Center of China Tobacco Yunnan Industrial, Kunming, P.R. China; (3) Technology Center of China Tobacco Guangdong Industrial, Guangzhou, P.R. China; (4) Technology Center of China Tobacco Hunan Industrial, Changsha, P.R. China
    Plastic materials are widely used in assemblies of e-cigarettes. Plastic materials shall not transfer harmful substances to the content of e-liquid in quantities which change the composition of the e-liquid or the aerosol and thereby increase the...