Bing-Quan Liu

Learn More
To explore new agents of quinolone derivatives with high activity against Gram-positive and Gram-negative microorganisms, 7-(3-amino-4-alkoxyimino-1-piperidyl) quinolones were designed and synthesized, and their activity against Gram-positive and Gram- negative microorganisms were tested in vivo and in vitro. Twenty one target compounds were obtained. Their(More)
OBJECTIVE To improve DNA extraction from bloodstain on the filter paper and to establish a rapid, simple, and cost-effective method for DNA extraction suitable for database construction. METHODS Seven hundred and fifty two aged bloodstains on filter paper were randomly divided into four groups. The four different DNA extraction methods were compared with(More)
A method of applying class triggers in Chinese POS tagging based on Maximum Entropy model is proposed in this paper. First of all, Feature template of “word->word/tag” is used to extract the triggers from corpus and the triggers that we extracted are added into the Maximum Entropy model as a new kind of feature. Then, the average mutual information is(More)
  • 1