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3 results

  1. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, ST 52

    Investigation of nicotine release behaviour of tobacco chewing gum in oral cavity by a novel simulated oral dissolution device

    YANG Ji; YANG Liu; ZHAO Wei; TANG Jianguo; ZHOU Kun; ZHU Baokun; DUAN Yuanxing; ZHAO Yang; TIAN Yongfeng; CHEN Yongkuan; MIAO Mingming
    Yunnan Industrial Co., Ltd of CNTC, Research & Development Center, Kunming, P.R. China
    For studying the nicotine release behaviours of smokeless tobacco products in the oral cavity, a controllable and reliable method was established and a novel simulated oral dissolution device was designed. Taking the in vivo nicotine dissolution...
  2. CORESTA Meeting, Smoke Science/Product Technology, 2017, Kitzbühel, STPOST 11

    Investigation of gene expression profile of cells after e-cigarette and cigarette smoke exposure

    TIAN Yongfeng; DUAN Yuanxing; ZHAO Wei; YANG Ji; ZHAO Yang; ZHU Donglai; ZHANG Xia; GONG Xiaowei; HONG Liu; MIAO Mingming; YANG Liu; CHEN Yongkuan
    China Tobacco Yunnan Industrial Co., Ltd of CNTC, Technical and Research Center, Yunnan, P.R. China
    To evaluate the cellular damage caused by e-cigarettes (e-cigs) and combustible cigarettes with respect to inflammatory expression, comparative analysis between two types of e-cigs and three types of combustible cigarettes were conducted. The aerosol...
  3. CORESTA Congress, Berlin, 2016, Smoke Science/Product Technology Groups, ST 51

    Preliminary investigation on interaction mechanism between nicotine and pepsin

    HAN Jingmei(1); LIAO Xiaoxiang(1); YUAN Dalin(1); LEI Ping(1); ZHENG Xudong(1); FAN Ying(1); SHANG Shanzhai(1); LI Zhiqiang(1); TANG Jianguo(1); LI Hui(2); CHEN Yongkuan(1)
    (1) Non-traditional Tobacco Products Institute, Technology Center, China Tobacco Yunnan Industrial Co., Ltd., Kunming, P.R. China; (2) Sichuan University, School of Chemical Engineering, Chengdu, P.R. China
    In order to investigate the absorption characteristics of the human stomach to nicotine (NIC) originating from tobacco products for oral use, different concentration levels of nicotine in a citric acid and sodium citrate buffer solution (pH = 2.0)...