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82 results

  1. CORESTA Meeting, Agronomy/Phytopathology, 2019, Victoria Falls, AP 17

    Variation of soil potassium quantity-intensity relationship in flue-cured tobacco-rape rotation system under long-term located potassium application

    DAI Kuai(1); LI Jiangzhou(1); ZHANG Limeng(1); JI Sigui(1); LONG Huaiyu(2); XU Zhaoli(3); DUAN Yuqi(3); YANG Yuhong(3); LU Xiuping(3); JIAO Yongge(1); BU Lingduo(1)
    (1) Yunnan Tobacco Company Yuxi Branch/Biological Control of Tobacco Diseases and Insect Pests Engineering Research Center of China, Yuxi, P.R. China; (2) Institute of Agriculture Resources and Regional Planning, Chinese Academy of Agricultural Sciences, Beijing, P.R. China; (3) Yunnan Tobacco Agriculture Research Institute, Kunming 650031, P.R. China
    The aim of this study was to explore the effect of long-term potassium application on soil potassium supply capacity, so as to provide certain scientific basis for rationalising potassium application and continuing research on the development of...
  2. CORESTA Meeting, Agronomy/Phytopathology, 2019, Victoria Falls, APPOST 07

    Effects of wheat straw and biochar addition on physiochemical properties and organic carbon fractions in flue-cured tobacco planting soil

    WANG Yi; ZHANG Junqing; KUANG Shuai; GUAN Ensen; ZHUO Qicui; SONG Xiaopei; LU Weilong; WANG Dahai; LIU Yuedong; ZHANG Jiguang
    Weifang Tobacco Co., Ltd of Shandong Province of CNTC, Weifang, P.R. China; Ministry of Agriculture, Tobacco Research Institute, Chinese Academy of Agriculture Sciences, Qingdao, P.R. China
    Soil organic carbon (SOC) is the core component in maintaining soil fertility. However, soil total organic carbon (TOC) gains and losses are difficult to distinguish over a short time period. Previous studies showed that labile organic carbon...
  3. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, ST 49

    Automation of analytical procedures for mycotoxins, acrylamide, aldehydes and NDMA using Tecan Fluent 1080 automation workstation system

    AVAGYAN R.; BRUNO O.; PATRING J.; LINDHOLM J.
    Swedish Match North Europe AB Europe Division, Stockholm, Sweden
    Mycotoxins, acrylamide, aldehydes and N-nitrosodimethylamine (NDMA) are constituents included on the FDA "Harmful and Potentially Harmful Constituents in Tobacco Products and Tobacco Smoke: Established List" and considered as large volume analyses at...
  4. TSRC, Tob. Sci. Res. Conf., 2019, 73, abstr. 076

    Nicotine in vivo extraction and pharmacokinetics of non-tobacco-based nicotine pouches (ZYN®) compared with tobacco-based swedish snus and american moist snuff

    STAAF M.; LJUNG T.; PENDRILL R.
    Swedish Match, Stockholm, Sweden
    Objectives • To compare in vivo extracted dose and pharmacokinetics of nicotine from ZYN® with Swedish snus (General) and U.S moist snuff (Longhorn) • To evaluate the effect of the flavor component methyl salicylate on nicotine extraction and uptake...
  5. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, ST 25

    Misperception of e-cigarette harm growing among American adults, 2013-2015

    VERRON T.(1); GUO M.(1); VARIGNON B.(1); O'CONNELL G.(2); WALELE T.(2); CAHOURS X.(1)
    (1) SEITA - Imperial Brands plc, Paris, France; (2) Fontem Ventures B.V., Amsterdam, The Netherlands
    Electronic cigarettes (e cigarettes) have been characterised as significantly less harmful than smoked tobacco by an increasing number of public health authorities. However, the proportion of American adults who perceive e cigarettes to be equally or...
  6. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, STPOST 52

    Biological test procedure for fresh generated cigarette smoke and e-cigarette aerosols under air-liquid interface (ALI) exposure in 24 and 96 multi-well plates

    WIECZOREK R.(1); TRELLES STICKEN E.(1); WALELE T.(2); CZEKALA L.(3); SIMMS L.(3)
    (1) Reemtsma Cigarettenfabriken GmbH, Imperial Brands plc, Hamburg, Germany; (2) Fontem Ventures, Amsterdam, The Netherlands; (3) Imperial Tobacco Limited, Bristol, U.K.
    Cigarette smoke and e cigarette aerosol contain particulate matter/liquid droplets in the solid phase as well as volatile substances in the gas phase. Both fractions are of potential toxicological relevance and should be considered when assessing...
  7. CORESTA Congress, Kunming, 2018, Smoke Science/Product Technology Groups, STPOST 53

    Use of human derived cell lines to increase the biological relevance of cigarette condensate, non-tobacco materials and e-liquids testing

    WIECZOREK R.(1); TRELLES STICKEN E.(1); WALELE T.(2); CZEKALA L.(3); SIMMS L.(3)
    (1) Reemtsma Cigarettenfabriken GmbH, Imperial Brands plc, Hamburg, Germany; (2) Fontem Ventures, Amsterdam, The Netherlands; (3) Imperial Tobacco Limited, Bristol, U.K.
    The in vitro testing strategy of tobacco products is mainly based on the testing of extracts from cigarette smoke condensates. An accepted industry wide assay battery has been developed over recent years which delivers reliable results for the...
  8. CORESTA Meeting, Agronomy/Phytopathology, 2017, Santa Cruz do Sul, AP 54

    Cucumber mosaic virus-IB induced endoplasmic reticular stress in Nicotiana benthamiana

    SHEN Lili; LI Fangfang; HE Qingyun; LI Ying; YANG Jinguang; WANG Fenglong
    Tobacco Research Institute, Chinese Academy of Agricultural Sciences, Qingdao, Shandong, P.R. China
    The cellular translation machinery is hijacked by large amounts of viral proteins upon virus infection. The unfolded proteins accumulated in the endoplasmic reticulum (ER) results in ER stress (ERs), which triggers the unfolded protein response (UPR)...
  9. CORESTA Meeting, Agronomy/Phytopathology, 2017, Santa Cruz do Sul, AP 56

    Cloning and expression induced by TMV of a pathogenesis related protein gene NtPR10 in tobacco (Nicotiana tabacum)

    ZHANG Yu; ZHANG Zenglin; JIANG Caihong; CHANG Aixia; YANG Aiguo; LUO Chenggang; WANG Shaomei; WANG Yuanying
    Tobacco Research Institute, Chinese Academy of Agricultural Sciences, Qingdao, Shandong, P.R. China
    In order to investigate the biological function of tobacco pathogenesis-related protein PR10, NtPR10 was obtained from the tobacco G28, which is 483bp in length, encoding 160 amino acids. This NtPR10 belongs to pathogenesis related protein family...
  10. CORESTA Meeting, Agronomy/Phytopathology, 2017, Santa Cruz do Sul, APPOST 10

    Degradable characterisation and risk assessment of suckercides residues in tobacco leaf

    LI Yiqiang; XIANG Zhenbo; XU Guangjun; XU Jinli; ZHENG Xiao; SUI Chengcheng; JIANG Huatao; ZHANG Guangyu
    Tobacco Research Institute, Chinese Academy of Agricultural Sciences, Qingdao, Shandong, P.R. China
    A modified gas chromatography technology was developed to detect suckercide residues of dlibutalin, flumetralin and pendimethalin with a series of good agricultural practice (GAP) samples at planting stage, and during the storage process and smoking...