By using isoelectric focusing(IEF) method,eggs,nymphs and adults of Blattella germanica showed 36,30 and 43 bands of proteins respectively through coomassie brilliant blue stain,and 29,21 and 33bands of sugar through PAS stain.

• 德国小蠊生活史各期经等电聚焦后，用考马斯亮兰染蛋白质，然后用薄层层析扫描仪扫描，卵、若虫、成虫分别显带36、30和43条； 用PAS染糖，分别显带29、21和33条。