火麻油对幽门螺杆菌抑菌活性及作用研究

初步探究火麻油对幽门螺杆菌(Helicobacter pylori,Hp)的抑菌活性及作用。通过二倍稀释法测定火麻油对Hp的抑菌圈直径、最小抑菌浓度(MIC)、最小杀菌浓度(MBC)、生长曲线及胞内核酸和蛋白质泄漏情况。结果表明,火麻油对Hp的抑菌圈直径为(16.51±0.08)mm,MIC为1/128mL,MBC为1/32mL。火麻油对Hp的生长具有明显的抑制作用,并使菌液中核酸和蛋白质含量均增加,且1MIC的抑制作用明显优于1/2MIC。研究结果表明火麻油对Hp具有抑制活性,初步推测其抑制作用可能是通过破坏细菌细胞壁而发挥的。

Ideological and Behavioral Characteristics and Change Rules of College Students in the New Era

As the basic category of ideological and political education research, college students' ideological and behavioral is also the logical starting point. Understanding and mastering the changes and laws of College students' ideological and behavioral is the premise and basis of doing well in ideological and political education. Based on this, firstly, a thorough study of the ideological and behavioral characteristics and changing laws of college students in the new era was made in this study;then its causes were analyzed from the aspects of economic development, network informatization and social environment;finally, some suggestions for the problems existing in the ideological and political education of college students were proposed to explore a new ideological and political education method suitable for the characteristics of college students in the new era.