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利用线粒体细胞色素氧化酶亚基Ⅰ(COⅠ)分子标记对洪泽湖河蚬(Corbicula fluminea)野生种群的遗传多样性水平进行分析。采集洪泽湖野生河蚬50个个体，对COⅠ基因序列片段进行PCR扩增和序列测定。结果显示，长度为614 bp的COⅠ基因片段中，碱基A、T、G和C的平均含量分别为22.6%、42.4%、21.0%和14.0%，A+T的含量(65.0%)显著高于G+C的含量(35.0%)...
Impacts of gold nanoparticle exposure on two freshwater species: a phytoplanktonic alga（Scenedesmus subspicatus）and a benthic bivalve（Corbicula fluminea）
gold nanoparticles Corbicula fluminea Scenedesmus subspicatus
2009/7/28
For years, nanotechnologies have developed the
use of common materials, such as iron or silica,
at an extremely small scale because of their
new properties (reactivity, conductivity, optical
sensi...