1. CORESTA Meeting, Agronomy/Phytopathology, 2019, Victoria Falls, AP 52

    Changes in TSNA contents and sensory quality of ultra-low nicotine tobacco leaves produced by grafting with eggplant

    REN Mengjuan(1); SHI Hongzhi(1); LI Hongliang(2); ZHOU Jun(3); TANG Chaoqi(3); BAI Ruoshi(3); ZHANG Mengyue(1)
    (1) College of Tobacco Science of Henan Agricultural University / Tobacco Cultivation Key Laboratory of China Tobacco / Tobacco Harm Reduction Research Center of HAU, Zhengzhou, P.R. China; (2) Xuchang Tobacco Company of Henan, P.R. China; (3) Shanghai Tobacco (Group) Co., Ltd., Shanghai, P.R. China
    Ultra-low nicotine tobacco production has been given broad attention due to the possible regulation of nicotine content in cigarette tobacco. Based on grafting with eggplant (eggplant as rootstock, flue-cured variety Yunyan 87 as scion), the feeding ...
  2. CORESTA Meeting, Agronomy/Phytopathology, 2019, Victoria Falls, APPOST 02

    Effects of spraying exogenous glycerol and molybdate on nitrate accumulation in pot-grown Burley tobacco leaves

    FENG Yuqing(1); SHI Hongzhi(1); LI Yafei(1,2); ZHOU Jun(3)
    (1) College of Tobacco Science of Henan Agricultural University, Tobacco Harm Reduction Research Center, Zhengzhou, P.R. China; (2) Henan Institute of Economics and Trade, Zhengzhou, P.R. China; (3) Beijing Cigarette Factory, Shanghai Tobacco Group Co., Ltd., Beijing, P.R. China
    Burley tobacco is well known as yellow-green leaf tobacco with reduced chlorophyll content and lower carbohydrate accumulation and lower nitrogen assimilation ability, resulting in the accumulation of nitrate, one of the precursors of TSNAs. Enhancing the ...
  3. CORESTA Meeting, Agronomy/Phytopathology, 2019, Victoria Falls, APPOST 03

    Effect of delaying harvest on tobacco quality of upper six leaves and climatic requirement in central Henan of China

    GAO Zhenzhen(1); YANG Mingkun(1); LIU Kouzhu(1); LI Jianhua(2); LI Hongliang(2); ZHANG Bingzhuo(1); SHI Hongzhi(1)
    (1) College of Tobacco Science of Henan Agricultural University, Tobacco Cultivation Key Laboratory of China Tobacco, Zhengzhou, P.R. China; (2) Xuchang Tobacco Company of Henan Provincial, Xuchang, Henan, P.R. China
    Upper tobacco leaves have higher quality potential and play an important role in low tar cigarette production. Upper leaves being rich in organic matter and tight in structure, high maturity is the key to produce high quality cured leaves. According to ...
  4. CORESTA Meeting, Smoke Science/Product Technology, 2019, Hamburg, STPOST 32

    Enumeration of TBNK cells: A case for a bioanalytical assay to support clinical studies for the development of modified risk tobacco products

    NEWLAND K.; MILLER P.; FARMEN R.
    Celerion, Inc., Lincoln, NE, U.S.A.
    Smoking has been reported to lessen the body’s immune response making it more susceptible to infections. Chronic cigarette smoke exposure causes imbalance in immune homeostasis affecting the circulating immune cells. Peripheral blood lymphocytes are ...
  5. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 12

    Identification of tobacco ANGUSTIFOLIA (AN) gene promoter activity

    WANG Jing; YANG Huijuan; SHI Hongzhi; LIU Guoshun
    College of Tobacco Science, Henan Agricultural University, Key Laboratory for Cultivation of Tobacco Industry, Zhengzhou, P.R. China
    Narrower and thicker upper leaves of tobacco (Nicotiana tabacum) are the primary cause of its lower usability in southwest China. The ANGUSTIFOLIA (AN) gene controls the polar elongation of leaf cells in leaf width direction and the trichome-branching ...
  6. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 15

    Chemical changes in ultra-low nicotine tobacco produced by grafting with Solanum melongena L.

    REN Mengjuan(1); SHI Hongzhi(1); YANG Huijuan(1); LI Jianhua(2); DUAN Weidong(3); LI Hongliang(2)
    (1) Henan Agricultural University/Tobacco Cultivation Key Laboratory of China Tobacco, Zhengzhou, P.R. China; (2) Xuchang Tobacco Company of Henan Province, P.R. China; (3) China Tobacco Henan Industrial Co. Ltd., Zhengzhou, P.R. China
    Ultra-low nicotine tobacco production has been given broad attention due to the possible regulation of nicotine content in cigarette tobacco. A pot experiment was carried out in Xiangcheng County, Henan Province, in 2017, to study the feasibility of ...
  7. 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 ...
  8. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 28

    Effect of vacuum packaging on the formation of TSNAs in tobacco leaves during storage

    WANG Jun(1); SHI Hongzhi(1); Li Jingjing(1); ZHOU Jun(2); YANG Huijuan(1); BAI Ruoshi(2); ZHANG Chen(2)
    (1) Henan Agricultural University / China National Tobacco Cultivation & Physiology & Biochemistry Research Center / Tobacco Cultivation Key Laboratory of China Tobacco, Zhengzhou, P.R. China; (2) Beijing Cigarette Factory of Shanghai Tobacco Group Co., Ltd., Beijing, P.R. China
    Experiments were carried out to further clarify the effect of NOx on the formation of TSNAs during tobacco storage. Vacuum treatment was used to change the packing method of tobacco leaves, after which the changes of TSNAs after high temperature treatment ...
  9. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 29

    Changes in content of TSNAs and other compounds of different tobacco types during 6-year long-term storage

    ZHANG Mengyue(1); SHI Hongzhi(1); ZHOU Jun(2); DUAN Weidong(3); YANG Huijuan(1); BAI Ruoshi(2)
    (1) Henan Agricultural University, National Tobacco Cultivation & Physiology & Biochemistry Research Center, Zhengzhou, P.R. China; (2) Beijing Cigarette Factory of Shanghai Tobacco Group Co., Ltd., Beijing, P.R. China; (3) China Tobacco Henan Industrial Ltd Co., Zhengzhou, P.R. China
    Samples of flue-cured, Burley and sun-cured tobaccos from different production areas were collected to investigate the changes in content of tobacco specific nitrosamines (TSNAs) by the SPE-LC-MS/MS method during 6-year long term storage under natural ...
  10. CORESTA Congress, Kunming, 2018, Agronomy/Phytopathology Groups, AP 33

    Comparative research of gene expression profiles on exposure to high and low level nitrate signals

    ZHANG Yuning; YANG Huijuan; WANG Jing; SHI Hongzhi
    Henan Agricultural University, Zhengzhou, P.R. China
    Nitrogen is one of the important nutrients for plants. Nitrate is also one of the important signal molecules for plant growth. In order to elucidate how the tobacco root responds to outside nitrate-nitrogen signals, a transcriptome sequencing technique ...