Animal experiments showed that local application of the skin and mucous membrane of about 1g total N-nitrosamines, it will induce local or systemic tumors, especially liver cancer.
动物实验表明,在皮肤和黏膜局部施用总量约1g的亚硝胺时,会诱发局部或全身性的肿瘤,尤其是肝脏肿瘤。
N-Nitrosamines content of cigarette smoldering smoke in different brands were examined and investigated together with the marked content of tar and nicotine in cigarette.
测定了市售各种烤烟型和混合型卷烟阴燃烟气中亚硝胺的含量,并探讨了与卷烟焦油和烟碱量的关联。
N-nitrosamines content of cigarette side-stream in different brands was examined and investigated together with the content of tar and nicotine in cigarette.
测定了各种烤烟型和混合型卷烟侧流烟气中的亚硝胺含量,并将之与卷烟焦油和烟气烟碱量相关联。
The results demonstrated that the content of N-nitrosamines in the side-stream of cigarette was not obviously related to the content of tar or nicotine.
测定了各种烤烟型和混合型卷烟侧流烟气中的亚硝胺含量,并将之与卷烟焦油和烟气烟碱量相关联。
The results demonstrated that the content of N-nitrosamines in the smoldering smoke of cigarette was not obviously related to the marked content of tar or nicotine.
测定了市售各种烤烟型和混合型卷烟阴燃烟气中亚硝胺的含量,并探讨了与卷烟焦油和烟碱量的关联。
By using the inductive effect index I as a characteristic bond-parameter, a formula is given describing the relation between the structure of N-nitrosamines and its acute toxicity.
亚硝胺类化合物的结构与毒性之间存在着一定的相互关系。用诱导效应指数I作为结构的特征键参数可以得到烷基亚硝安的结构与毒性的定量关系。
The models may be applied to make predictions for the carcinogenicity of new N-nitrosamines with high accuracy.
估计这些模型对于预测新的亚硝胺类化合物的致癌活性可能有较高的准确性。
The results demonstrated that the content of N-nitrosamines in the smoldering smoke of cigarette was not obviously related to the marked content of tar or nicotine.
测定了各种烤烟型和混合型卷烟侧流烟气中的亚硝胺含量,并将之与卷烟焦油和烟气烟碱量相关联。
The results demonstrated that the content of N-nitrosamines in the smoldering smoke of cigarette was not obviously related to the marked content of tar or nicotine.
测定了各种烤烟型和混合型卷烟侧流烟气中的亚硝胺含量,并将之与卷烟焦油和烟气烟碱量相关联。
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