对于H_3一类药物的作用,美英与东欧学者历来存有分歧意见,即在国内亦有不同看法。其中除学术观点外亦有一些偏见,为了帮助澄清这一观点,我们以不同复方普鲁卡因制剂对体外人胚肺二倍体细胞进行培养、传代,观察它们促进细胞增殖的作用,并比较它们对细胞内微细结构的影响,作为论证的一个方面。 As for the role of H3 drugs, American, British and Eastern European scholars have always had divergent opinions, that is, there are different views in the country. In addition to academic opinions, there are also some prejudices. To help clarify this view, we used different compound procaine preparations to culture and pass human embryonic lung diploid cells in vitro to observe their role in promoting cell proliferation and compare Their influence on the intracellular micro-structure is one aspect of the argument.