The invention discloses a high permeability baker's yeast for detecting environmentalcarcinogen and method for making the same which relates to baker's yeast and the reforming of descendiblity gene.
本发明公开了一种可用于检测环境致癌物的高通透性面包酵母 及其制备方法，涉及面包酵母及遗传基因改造。
2
In the study by the Environmental Working Group, 31 out of 35 cities showed various levels of Chromium-6, considered a carcinogen, in drinking water.
环保工作团的研究显示，接受调查的35个城市，有31个在饮水中含有不同程度的铬- 6致癌金属。
3
In 1987, the us Environmental Protection Agency (EPA) classified formaldehyde as a probable human carcinogen under conditions of unusually high or prolonged exposure (1).