An experimental study of gene vaccines pcDNA3-pac and pcDNA3-gtfB of Strept ococcus mutans against dental caries in rats:the influence on weight / 实用口腔医学杂志

0.05);by the end of the experiment that was 24.5?1.05,28. 3?1.29,26.6?1.19,10.2?1.81, 26.3?1.54 and 27.3?1.38 respectively (D vs each of the other groups P0.05). Conclusion: Gene vaccines pcDNA3-pac and pcDNA3-gtfB have no unfavo rable influence on weight of gnotobiotic rats,while the inactive whole cell vac cine has.